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<div class="div">
<h2>T</h2>

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<div class="topic">
<h3>T</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014909#id014909" onclick="sync(this);return true" shape="rect">See transparent transmission</a></p>
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<h3>T 1</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05942#id05942" onclick="sync(this);return true" shape="rect">See T1</a></p>
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<h3>T 1 system</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05942#id05942" onclick="sync(this);return true" shape="rect">See T1</a></p>
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<a name="p2xhtm-repid-17488" shape="rect"></a>
<div class="topic">
<h3>T bit</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011324#id011324" onclick="sync(this);return true" shape="rect">See SN-PDU type bit</a></p>
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<a name="id03569" shape="rect"></a>
<div class="topic">
<h3>T reference point; <em>T-reference point</em>; <em>reference point T</em></h3>

<p>protocol reference point between customer site switching equipment (NT2) and the local loop termination (NT1)</p>
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<h3>T-CSCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014094#id014094" onclick="sync(this);return true" shape="rect">See terminating call state control function</a></p>
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<h3>T-CSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012122#id012122" onclick="sync(this);return true" shape="rect">See terminating CAMEL subscription information</a></p>
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<h3>T-interface</h3>

<p>in ISDN, the four-wire physical interface at the T-reference point, between NT1 and NT2</p>
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<h3>T-PDU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015332#id015332" onclick="sync(this);return true" shape="rect">See tunnelled protocol data unit</a></p>
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<h3>T-reference point</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03569#id03569" onclick="sync(this);return true" shape="rect">See T reference point</a></p>
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<h3>T-SGW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012675#id012675" onclick="sync(this);return true" shape="rect">See signalling gateway</a></p>
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<h3>T1; <em>T 1</em>; <em>T 1 system</em></h3>

<p>American PCM system that carries 24 channels in a 193-bit frame transmitted at 1.544 Mbit/s basic multiplex rate</p>
</div>


<a name="id016517" shape="rect"></a>
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<h3>T3</h3>

<p>North American standard for 44.736 Mbit/s transmission which is capable of handling 672 channels simultaneously</p>
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<div class="topic">
<h3>T9</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015473#id015473" onclick="sync(this);return true" shape="rect">See predictive text input</a></p>
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<a name="p2xhtm-repid-17499" shape="rect"></a>
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<h3>T9 text input</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015473#id015473" onclick="sync(this);return true" shape="rect">See predictive text input</a></p>
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<h3>TA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011273#id011273" onclick="sync(this);return true" shape="rect">See timing advance</a></p>
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<a name="p2xhtm-repid-17501" shape="rect"></a>
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<h3>TA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012549#id012549" onclick="sync(this);return true" shape="rect">See terminal address</a></p>
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<a name="p2xhtm-repid-17502" shape="rect"></a>
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<h3>TA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013493#id013493" onclick="sync(this);return true" shape="rect">See transport address</a></p>
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<a name="p2xhtm-repid-17503" shape="rect"></a>
<div class="topic">
<h3>TA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020044#id020044" onclick="sync(this);return true" shape="rect">See traffic analyser</a></p>
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<a name="p2xhtm-repid-17504" shape="rect"></a>
<div class="topic">
<h3>TA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03702#id03702" onclick="sync(this);return true" shape="rect">See traffic area</a></p>
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<a name="p2xhtm-repid-17505" shape="rect"></a>
<div class="topic">
<h3>TA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03726#id03726" onclick="sync(this);return true" shape="rect">See location area</a></p>
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<h3>TA CDR; <em>traffic analyser charging record</em></h3>

<p>charging record (CDR) that is created by the intelligent service node traffic analyser (ISN-TA) for each service</p>
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<h3>TA profile</h3>

<p>service package that the traffic analyser (TA) uses to describe a set of classifiers</p>
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<h3>TA rule editor</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020080#id020080" onclick="sync(this);return true" shape="rect">See traffic analyser rule editor</a></p>
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<a name="p2xhtm-repid-17509" shape="rect"></a>
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<h3>TA value</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011262#id011262" onclick="sync(this);return true" shape="rect">See timing advance value</a></p>
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<div class="topic">
<h3>tab</h3>

<p>part of a tabbed pane that you click to view the tabbed section</p>
</div>


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<div class="topic">
<h3>tablespace</h3>

<p>database storage unit</p>
</div>


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<h3>tabular data stream; <em>TDS</em></h3>

<p>application-level protocol for communication between client applications and structured query language (SQL) server</p>
</div>


<a name="p2xhtm-repid-17513" shape="rect"></a>
<div class="topic">
<h3>TAC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03263#id03263" onclick="sync(this);return true" shape="rect">See terminal access code</a></p>
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<a name="p2xhtm-repid-17514" shape="rect"></a>
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<h3>TACACS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010026#id010026" onclick="sync(this);return true" shape="rect">See terminal access controller access control system</a></p>
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<a name="p2xhtm-repid-17515" shape="rect"></a>
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<h3>TAF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020361#id020361" onclick="sync(this);return true" shape="rect">See transparent application failover</a></p>
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<a name="p2xhtm-repid-17516" shape="rect"></a>
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<h3>TAF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05182#id05182" onclick="sync(this);return true" shape="rect">See terminal adaptation function</a></p>
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<h3>tag</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0543#id0543" onclick="sync(this);return true" shape="rect">See label</a></p>
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<h3>tag</h3>

<p>to attach a label to a piece of data in a data-flow computer that specifies where the information is to be used in the program</p>
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<h3>tag-length-value coding</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013494#id013494" onclick="sync(this);return true" shape="rect">See type-length-value coding</a></p>
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<h3>tagged text markup language; <em>TTML</em></h3>

<p>markup language used in wireless communication between the mobile user and an Internet server</p>
</div>


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<div class="topic">
<h3>tail bits</h3>

<p>bits that are added to the end of an information stream to allow the use of a convolutional code to build a (non-systematic) block code while preserving the minimum distance properties</p>
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<h3>talk group; <em>talkgroup</em>; <em>group</em></h3>

<p>in push to talk over cellular (PoC), a set of users who can participate in PoC communication</p>
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<a name="id08214" shape="rect"></a>
<div class="topic">
<h3>talk time; <em>talk-time</em></h3>

<p>time frame that the user can talk with a fully charged battery without recharging the battery</p>
</div>


<a name="p2xhtm-repid-17524" shape="rect"></a>
<div class="topic">
<h3>talk-time</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08214#id08214" onclick="sync(this);return true" shape="rect">See talk time</a></p>
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<a name="p2xhtm-repid-17525" shape="rect"></a>
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<h3>talkburst</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010924#id010924" onclick="sync(this);return true" shape="rect">See speech item</a></p>
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<a name="p2xhtm-repid-17526" shape="rect"></a>
<div class="topic">
<h3>talkgroup</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019347#id019347" onclick="sync(this);return true" shape="rect">See talk group</a></p>
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<div class="topic">
<h3>talking channel</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01670#id01670" onclick="sync(this);return true" shape="rect">See speech channel</a></p>
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<div class="topic">
<h3>talking user identity</h3>

<p>indication of the identity of the user who is currently talking that is shown to the receiving user</p>
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<a name="p2xhtm-repid-17529" shape="rect"></a>
<div class="topic">
<h3>talkspurt</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010924#id010924" onclick="sync(this);return true" shape="rect">See speech item</a></p>
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<div class="topic">
<h3>tandem connection</h3>

<p>arbitrary series of contiguous link connections and/or subnetwork connections</p>
</div>


<a name="id010531" shape="rect"></a>
<div class="topic">
<h3>tandem Davies-Meyer method</h3>

<p>method which enables one-way encryption by using a two-way encryption algorithm</p>
</div>


<a name="id010500" shape="rect"></a>
<div class="topic">
<h3>tandem free operation; <em>TFO</em></h3>

<p>configuration of a voice or multimedia call for which transcoders are physically present in the communication path but transcoding functions are disabled or partially disabled in order to avoid multiple transcoding</p>
</div>


<a name="p2xhtm-repid-17533" shape="rect"></a>
<div class="topic">
<h3>tandem traffic</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0349#id0349" onclick="sync(this);return true" shape="rect">See transit traffic</a></p>
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<h3>TAO; <em>The ACE ORB</em></h3>

<p>freely available, open-source, and standards-compliant real-time implementation of Common Object Request Broker Architecture (CORBA), which provides efficient, predictable, and scalable end-to-end quality of service</p>
</div>


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<div class="topic">
<h3>TAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012171#id012171" onclick="sync(this);return true" shape="rect">See transferred account procedure</a></p>
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<a name="p2xhtm-repid-17536" shape="rect"></a>
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<h3>TAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016807#id016807" onclick="sync(this);return true" shape="rect">See Telocator alphanumeric protocol</a></p>
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<a name="p2xhtm-repid-17537" shape="rect"></a>
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<h3>tape archive</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015027#id015027" onclick="sync(this);return true" shape="rect">See tape archive format</a></p>
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<h3>tape archive format; <em>tape archiver</em>; <em>tape archive</em>; <em>tar archive</em>; <em>TAR</em>; <em>tar</em></h3>

<p>format for archiving files on tape</p>
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<a name="p2xhtm-repid-17539" shape="rect"></a>
<div class="topic">
<h3>tape archiver</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015027#id015027" onclick="sync(this);return true" shape="rect">See tape archive format</a></p>
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<a name="p2xhtm-repid-17540" shape="rect"></a>
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<h3>tape drive</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0533#id0533" onclick="sync(this);return true" shape="rect">See magnetic tape unit</a></p>
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<a name="p2xhtm-repid-17541" shape="rect"></a>
<div class="topic">
<h3>TAR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015027#id015027" onclick="sync(this);return true" shape="rect">See tape archive format</a></p>
</div>


<a name="p2xhtm-repid-17542" shape="rect"></a>
<div class="topic">
<h3>tar</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015027#id015027" onclick="sync(this);return true" shape="rect">See tape archive format</a></p>
</div>


<a name="p2xhtm-repid-17543" shape="rect"></a>
<div class="topic">
<h3>tar archive</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015027#id015027" onclick="sync(this);return true" shape="rect">See tape archive format</a></p>
</div>


<a name="p2xhtm-repid-17544" shape="rect"></a>
<div class="topic">
<h3>tar GNU zip</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015030#id015030" onclick="sync(this);return true" shape="rect">See TGZ format</a></p>
</div>


<a name="id013608" shape="rect"></a>
<div class="topic">
<h3>target</h3>

<p>output device or logical file to which another logical file is connected</p>
</div>


<a name="p2xhtm-repid-17546" shape="rect"></a>
<div class="topic">
<h3>target file</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07234#id07234" onclick="sync(this);return true" shape="rect">See target module</a></p>
</div>


<a name="id011871" shape="rect"></a>
<div class="topic">
<h3>target HLR</h3>

<p>home location register (HLR) to which the subscriber data is moved in HLR splitting</p>
</div>


<a name="p2xhtm-repid-17548" shape="rect"></a>
<div class="topic">
<h3>target language</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01084#id01084" onclick="sync(this);return true" shape="rect">See object language</a></p>
</div>


<a name="id07234" shape="rect"></a>
<div class="topic">
<h3>target module; <em>target file</em></h3>

<p>program module which has been translated</p>
</div>


<a name="id012659" shape="rect"></a>
<div class="topic">
<h3>target MSC; <em>MSC-T</em></h3>

<p>mobile services switching centre (MSC) which is in charge of the cell after the inter-MSC handover</p>
</div>


<a name="p2xhtm-repid-17551" shape="rect"></a>
<div class="topic">
<h3>target program</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03275#id03275" onclick="sync(this);return true" shape="rect">See object program</a></p>
</div>


<a name="id011122" shape="rect"></a>
<div class="topic">
<h3>target queue</h3>

<p>process or logic that co-ordinates all the target requests in one home location register (HLR)</p>
</div>


<a name="id011123" shape="rect"></a>
<div class="topic">
<h3>target request</h3>

<p>request in the home location register (HLR) B belonging to the called subscriber against whom the service was activated</p>
</div>


<a name="id020994" shape="rect"></a>
<div class="topic">
<h3>target RNC</h3>

<p>in RNS split, the radio network controller (RNC) which receives the control of one or more BTS sites</p>
</div>


<a name="id07250" shape="rect"></a>
<div class="topic">
<h3>target system</h3>

<p>system which is connected in a remote session</p>
</div>


<a name="p2xhtm-repid-17556" shape="rect"></a>
<div class="topic">
<h3>target unit</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01709#id01709" onclick="sync(this);return true" shape="rect">See object unit</a></p>
</div>


<a name="id09169" shape="rect"></a>
<div class="topic">
<h3>target user</h3>

<p>called subscriber who is currently busy or does not answer</p>
</div>


<a name="id0716" shape="rect"></a>
<div class="topic">
<h3>tariff</h3>

<p>information needed for charging about the charge rate or the number of pulses in the pulse train or both</p>
</div>


<a name="p2xhtm-repid-17559" shape="rect"></a>
<div class="topic">
<h3>tariff and charging administration</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03266#id03266" onclick="sync(this);return true" shape="rect">See charging administration</a></p>
</div>


<a name="id011124" shape="rect"></a>
<div class="topic">
<h3>tariff area information</h3>

<p>parameter which is used to indicate the price range of a call</p>
</div>


<a name="p2xhtm-repid-17561" shape="rect"></a>
<div class="topic">
<h3>tariff based charging</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08625#id08625" onclick="sync(this);return true" shape="rect">See tariff changing according to call duration</a></p>
</div>


<a name="id011669" shape="rect"></a>
<div class="topic">
<h3>tariff change</h3>

<p>time in the serving GPRS support node (SGSN) and in the gateway GPRS support node (GGSN) when the charging tariff changes</p>
</div>


<a name="id08625" shape="rect"></a>
<div class="topic">
<h3>tariff changing according to call duration; <em>tariff based charging</em></h3>

<p>part of generation of charging in which either an ascending or a descending tariff according to the call duration can be defined for calls</p>
</div>


<a name="id09396" shape="rect"></a>
<div class="topic">
<h3>tariff class; <em>TC</em></h3>

<p>service-based rating included in a charging record's (CDR) data content, used in external billing to calculate the fee for service usage</p>
</div>


<a name="id011670" shape="rect"></a>
<div class="topic">
<h3>tariff handling</h3>

<p>feature that offers a way to manage the tariffs in the serving GPRS support node (SGSN)</p>
</div>


<a name="id012046" shape="rect"></a>
<div class="topic">
<h3>tariff management</h3>

<p>set of actions that comprise the creation and modification of the tariff models that are used during the call to determine the price of the call</p>
</div>


<a name="id020372" shape="rect"></a>
<div class="topic">
<h3>tariff matrix</h3>

<p>part of tariff model that defines how a call from a particular numbering area to another numbering area is charged</p>
</div>


<a name="id011957" shape="rect"></a>
<div class="topic">
<h3>tariff model</h3>

<p>model that contains data of charging and that is used in the service control point (SCP) to define the tariff of the call</p>
</div>


<a name="p2xhtm-repid-17569" shape="rect"></a>
<div class="topic">
<h3>tariff plan</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015415#id015415" onclick="sync(this);return true" shape="rect">See price plan</a></p>
</div>


<a name="id020373" shape="rect"></a>
<div class="topic">
<h3>tariff rate</h3>

<p>part of tariff model that defines the price of a charge rate period with reference to a standard or scale</p>
</div>


<a name="id020374" shape="rect"></a>
<div class="topic">
<h3>tariff rule</h3>

<p>part of tariff model that contains the date and time range and tariff rate information of a day class in a certain tariff table</p>
</div>


<a name="id010498" shape="rect"></a>
<div class="topic">
<h3>tariff switch-over time; <em>switch-over time</em></h3>

<p>moment when a new tariff replaces the current tariff</p>
</div>


<a name="id05580" shape="rect"></a>
<div class="topic">
<h3>tariff type</h3>

<p>data informing which form of traffic or service the charging has been based on</p>
</div>


<a name="p2xhtm-repid-17574" shape="rect"></a>
<div class="topic">
<h3>tariff zone</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0280#id0280" onclick="sync(this);return true" shape="rect">See charging zone</a></p>
</div>


<a name="id05331" shape="rect"></a>
<div class="topic">
<h3>tariffing functions</h3>

<p>functions relating to the administration of tariffing</p>
</div>


<a name="id0882" shape="rect"></a>
<div class="topic">
<h3>task</h3>

<p>action within a transition containing either a sequence of assignment statements or a synchronous service call. The interpretation of a task depends on and may act on information held by the system</p>
</div>


<a name="p2xhtm-repid-17577" shape="rect"></a>
<div class="topic">
<h3>TAXI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09789#id09789" onclick="sync(this);return true" shape="rect">See transparent asynchronous transmitter/receiver interface</a></p>
</div>


<a name="p2xhtm-repid-17578" shape="rect"></a>
<div class="topic">
<h3>TB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0898#id0898" onclick="sync(this);return true" shape="rect">See transmission buffer</a></p>
</div>


<a name="p2xhtm-repid-17579" shape="rect"></a>
<div class="topic">
<h3>TBC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06#id06" onclick="sync(this);return true" shape="rect">See time-based charging</a></p>
</div>


<a name="p2xhtm-repid-17580" shape="rect"></a>
<div class="topic">
<h3>TBCSM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09183#id09183" onclick="sync(this);return true" shape="rect">See terminating basic call state model</a></p>
</div>


<a name="p2xhtm-repid-17581" shape="rect"></a>
<div class="topic">
<h3>TBF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011257#id011257" onclick="sync(this);return true" shape="rect">See temporary block flow</a></p>
</div>


<a name="id011256" shape="rect"></a>
<div class="topic">
<h3>TBF reservation; <em>temporary block flow reservation</em></h3>

<p>reservation of a packet data traffic channel (PDTCH) that ends when all the RLC/MAC blocks of one temporary block flow have been sent successfully</p>
</div>


<a name="p2xhtm-repid-17583" shape="rect"></a>
<div class="topic">
<h3>TBRL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06318#id06318" onclick="sync(this);return true" shape="rect">See transhybrid loss</a></p>
</div>


<a name="p2xhtm-repid-17584" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014864#id014864" onclick="sync(this);return true" shape="rect">See quality of service class</a></p>
</div>


<a name="p2xhtm-repid-17585" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017065#id017065" onclick="sync(this);return true" shape="rect">See transmission convergence</a></p>
</div>


<a name="p2xhtm-repid-17586" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04070#id04070" onclick="sync(this);return true" shape="rect">See traffic channel</a></p>
</div>


<a name="p2xhtm-repid-17587" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04081#id04081" onclick="sync(this);return true" shape="rect">See transcoder</a></p>
</div>


<a name="p2xhtm-repid-17588" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04877#id04877" onclick="sync(this);return true" shape="rect">See transaction capabilities</a></p>
</div>


<a name="p2xhtm-repid-17589" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06266#id06266" onclick="sync(this);return true" shape="rect">See remote control</a></p>
</div>


<a name="p2xhtm-repid-17590" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0824#id0824" onclick="sync(this);return true" shape="rect">See trunk code</a></p>
</div>


<a name="p2xhtm-repid-17591" shape="rect"></a>
<div class="topic">
<h3>TC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09396#id09396" onclick="sync(this);return true" shape="rect">See tariff class</a></p>
</div>


<a name="p2xhtm-repid-17592" shape="rect"></a>
<div class="topic">
<h3>TC adapter</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016105#id016105" onclick="sync(this);return true" shape="rect">See TC adaptor</a></p>
</div>


<a name="id016105" shape="rect"></a>
<div class="topic">
<h3>TC adaptor; <em>TC adapter</em></h3>

<p>managed entity in the ATM network responsible for generating alarms that report the ability of the managed entity to delineate ATM cells from the payload of a terminated digital transmission path</p>
</div>


<a name="p2xhtm-repid-17594" shape="rect"></a>
<div class="topic">
<h3>TC band</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01627#id01627" onclick="sync(this);return true" shape="rect">See traffic channel band</a></p>
</div>


<a name="p2xhtm-repid-17595" shape="rect"></a>
<div class="topic">
<h3>TC measurement</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020889#id020889" onclick="sync(this);return true" shape="rect">See transmission convergence measurement</a></p>
</div>


<a name="id014093" shape="rect"></a>
<div class="topic">
<h3>TC user</h3>

<p>functional part of the telephony application which is located in the application layer (layer 7) within the OSI model, using the services of the transaction capabilities (TC)</p>
</div>


<a name="id04860" shape="rect"></a>
<div class="topic">
<h3>TC user</h3>

<p>part that is located in the OSI-layer 7 of the telephony application using the services of the transaction capabilities</p>
</div>


<a name="p2xhtm-repid-17598" shape="rect"></a>
<div class="topic">
<h3>TCAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04516#id04516" onclick="sync(this);return true" shape="rect">See transaction capabilities application part</a></p>
</div>


<a name="id016808" shape="rect"></a>
<div class="topic">
<h3>TCAP API</h3>

<p>application programming interface (API) provided by Hewlett-Packard (HP) for writing applications on top of the transaction capabilities application part (TCAP) layer</p>
</div>


<a name="p2xhtm-repid-17600" shape="rect"></a>
<div class="topic">
<h3>TCB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013490#id013490" onclick="sync(this);return true" shape="rect">See transmission control block</a></p>
</div>


<a name="p2xhtm-repid-17601" shape="rect"></a>
<div class="topic">
<h3>TCDB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019504#id019504" onclick="sync(this);return true" shape="rect">See terminal capabilities database</a></p>
</div>


<a name="p2xhtm-repid-17602" shape="rect"></a>
<div class="topic">
<h3>TCH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04070#id04070" onclick="sync(this);return true" shape="rect">See traffic channel</a></p>
</div>


<a name="p2xhtm-repid-17603" shape="rect"></a>
<div class="topic">
<h3>TCH/F</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011227#id011227" onclick="sync(this);return true" shape="rect">See full rate traffic channel</a></p>
</div>


<a name="p2xhtm-repid-17604" shape="rect"></a>
<div class="topic">
<h3>TCH/H</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011272#id011272" onclick="sync(this);return true" shape="rect">See half rate traffic channel</a></p>
</div>


<a name="p2xhtm-repid-17605" shape="rect"></a>
<div class="topic">
<h3>TCL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016406#id016406" onclick="sync(this);return true" shape="rect">See tool command language</a></p>
</div>


<a name="p2xhtm-repid-17606" shape="rect"></a>
<div class="topic">
<h3>TCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018759#id018759" onclick="sync(this);return true" shape="rect">See trellis coded modulation</a></p>
</div>


<a name="p2xhtm-repid-17607" shape="rect"></a>
<div class="topic">
<h3>TCP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06079#id06079" onclick="sync(this);return true" shape="rect">See transmission control protocol</a></p>
</div>


<a name="id06080" shape="rect"></a>
<div class="topic">
<h3>TCP/IP; <em>transmission control protocol/Internet protocol</em></h3>

<p>basic communication protocol used to transmit data over networks, on the Internet as well as on private networks</p>
</div>


<a name="id015317" shape="rect"></a>
<div class="topic">
<h3>TCP/IP configuration; <em>TCP/IP management</em></h3>

<p>feature which can be used to configure the TCP/IP stacks in DMX and Chorus units</p>
</div>


<a name="p2xhtm-repid-17610" shape="rect"></a>
<div class="topic">
<h3>TCP/IP management</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015317#id015317" onclick="sync(this);return true" shape="rect">See TCP/IP configuration</a></p>
</div>


<a name="id014628" shape="rect"></a>
<div class="topic">
<h3>TCPdump; <em>tcpdump</em></h3>

<p>program that captures and copies transmission control protocol/Internet protocol (TCP/IP) packets and displays the contents of the packets</p>
</div>


<a name="p2xhtm-repid-17612" shape="rect"></a>
<div class="topic">
<h3>tcpdump</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014628#id014628" onclick="sync(this);return true" shape="rect">See TCPdump</a></p>
</div>


<a name="p2xhtm-repid-17613" shape="rect"></a>
<div class="topic">
<h3>TCR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08804#id08804" onclick="sync(this);return true" shape="rect">See time controlled routing</a></p>
</div>


<a name="p2xhtm-repid-17614" shape="rect"></a>
<div class="topic">
<h3>TCR data</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010504#id010504" onclick="sync(this);return true" shape="rect">See time controlled routing data</a></p>
</div>


<a name="p2xhtm-repid-17615" shape="rect"></a>
<div class="topic">
<h3>TCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019933#id019933" onclick="sync(this);return true" shape="rect">See temperature control system</a></p>
</div>


<a name="p2xhtm-repid-17616" shape="rect"></a>
<div class="topic">
<h3>TCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04629#id04629" onclick="sync(this);return true" shape="rect">See teleconference</a></p>
</div>


<a name="p2xhtm-repid-17617" shape="rect"></a>
<div class="topic">
<h3>TCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05615#id05615" onclick="sync(this);return true" shape="rect">See terminating call screening</a></p>
</div>


<a name="p2xhtm-repid-17618" shape="rect"></a>
<div class="topic">
<h3>Tcs</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05917#id05917" onclick="sync(this);return true" shape="rect">See message transfer time at signalling transfer points</a></p>
</div>


<a name="p2xhtm-repid-17619" shape="rect"></a>
<div class="topic">
<h3>TCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09254#id09254" onclick="sync(this);return true" shape="rect">See transmission convergence sublayer</a></p>
</div>


<a name="p2xhtm-repid-17620" shape="rect"></a>
<div class="topic">
<h3>TCSM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08880#id08880" onclick="sync(this);return true" shape="rect">See transcoder submultiplexer</a></p>
</div>


<a name="id09170" shape="rect"></a>
<div class="topic">
<h3>TCSM channel</h3>

<p>transmission channel which is used to implement the internal data transmission connection in the system between a 386 computer and a TCSM2 unit</p>
</div>


<a name="p2xhtm-repid-17622" shape="rect"></a>
<div class="topic">
<h3>TCTT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016102#id016102" onclick="sync(this);return true" shape="rect">See transmission convergence trail termination point</a></p>
</div>


<a name="p2xhtm-repid-17623" shape="rect"></a>
<div class="topic">
<h3>TD-CDMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010140#id010140" onclick="sync(this);return true" shape="rect">See time division/code division multiple access</a></p>
</div>


<a name="p2xhtm-repid-17624" shape="rect"></a>
<div class="topic">
<h3>TD/CDMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010140#id010140" onclick="sync(this);return true" shape="rect">See time division/code division multiple access</a></p>
</div>


<a name="p2xhtm-repid-17625" shape="rect"></a>
<div class="topic">
<h3>TDD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05366#id05366" onclick="sync(this);return true" shape="rect">See time division duplex</a></p>
</div>


<a name="id09173" shape="rect"></a>
<div class="topic">
<h3>TDL runtime library; <em>TDLRUN</em></h3>

<p>library containing routines that maintain the database files</p>
</div>


<a name="p2xhtm-repid-17627" shape="rect"></a>
<div class="topic">
<h3>TDLRUN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09173#id09173" onclick="sync(this);return true" shape="rect">See TDL runtime library</a></p>
</div>


<a name="p2xhtm-repid-17628" shape="rect"></a>
<div class="topic">
<h3>TDM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012676#id012676" onclick="sync(this);return true" shape="rect">See time-division multiplexing</a></p>
</div>


<a name="id020569" shape="rect"></a>
<div class="topic">
<h3>TDM backbone</h3>

<p>backbone in which data transmission is based on time-division multiplexing (TDM) SOURF Terminology team, 2004</p>
</div>


<a name="id05554" shape="rect"></a>
<div class="topic">
<h3>TDM connection</h3>

<p>synchronous connection that is based on time-division multiplexing (TDM)</p>
</div>


<a name="id016521" shape="rect"></a>
<div class="topic">
<h3>TDM cross-connect</h3>

<p>equipment for digitally connecting channels from one T1 or E1 facility to channels on another T1 or E1 facility</p>
</div>


<a name="id015318" shape="rect"></a>
<div class="topic">
<h3>TDM interface</h3>

<p>plesiochronous digital hierarchy (PDH) interface for connecting a multimedia gateway to a second generation mobile services switching centre (2G MSC)</p>
</div>


<a name="id020877" shape="rect"></a>
<div class="topic">
<h3>TDM network</h3>

<p>telecommunication network in which data is transmitted over the communications medium in time-division multiplexed form</p>
</div>


<a name="id010104" shape="rect"></a>
<div class="topic">
<h3>TDM route; <em>route</em></h3>

<p>group of hunted circuit groups which have the same direction and which use the same register signalling</p>
</div>


<a name="id020876" shape="rect"></a>
<div class="topic">
<h3>TDM-optimised MGW; <em>TDM-optimized MGW /US/</em></h3>

<p>multimedia gateway (MGW) configuration which is designed specifically for the 2G networks by increasing the number of TDM interfaces</p>
</div>


<a name="p2xhtm-repid-17636" shape="rect"></a>
<div class="topic">
<h3>TDM-optimized MGW /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020876#id020876" onclick="sync(this);return true" shape="rect">See TDM-optimised MGW</a></p>
</div>


<a name="p2xhtm-repid-17637" shape="rect"></a>
<div class="topic">
<h3>TDMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05343#id05343" onclick="sync(this);return true" shape="rect">See time division multiple access</a></p>
</div>


<a name="p2xhtm-repid-17638" shape="rect"></a>
<div class="topic">
<h3>TDMA/CDMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010140#id010140" onclick="sync(this);return true" shape="rect">See time division/code division multiple access</a></p>
</div>


<a name="p2xhtm-repid-17639" shape="rect"></a>
<div class="topic">
<h3>TDOA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019739#id019739" onclick="sync(this);return true" shape="rect">See time difference of arrival</a></p>
</div>


<a name="p2xhtm-repid-17640" shape="rect"></a>
<div class="topic">
<h3>TDP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05693#id05693" onclick="sync(this);return true" shape="rect">See trigger detection point</a></p>
</div>


<a name="id013245" shape="rect"></a>
<div class="topic">
<h3>TDP-N service</h3>

<p>service of an event detection point which includes an active trigger detection point notification (TDP- N) that has been statically armed for an IN supported service</p>
</div>


<a name="p2xhtm-repid-17642" shape="rect"></a>
<div class="topic">
<h3>TDP-R</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012124#id012124" onclick="sync(this);return true" shape="rect">See trigger detection point request</a></p>
</div>


<a name="id013246" shape="rect"></a>
<div class="topic">
<h3>TDP-R service</h3>

<p>service of an event detection point which includes an active trigger detection point request (TDP-R) that has been statically armed for an IN supported service</p>
</div>


<a name="p2xhtm-repid-17644" shape="rect"></a>
<div class="topic">
<h3>TDR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05621#id05621" onclick="sync(this);return true" shape="rect">See time dependent routing</a></p>
</div>


<a name="p2xhtm-repid-17645" shape="rect"></a>
<div class="topic">
<h3>TDS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016904#id016904" onclick="sync(this);return true" shape="rect">See tabular data stream</a></p>
</div>


<a name="p2xhtm-repid-17646" shape="rect"></a>
<div class="topic">
<h3>TE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02859#id02859" onclick="sync(this);return true" shape="rect">See test</a></p>
</div>


<a name="p2xhtm-repid-17647" shape="rect"></a>
<div class="topic">
<h3>TE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04041#id04041" onclick="sync(this);return true" shape="rect">See terminal equipment</a></p>
</div>


<a name="p2xhtm-repid-17648" shape="rect"></a>
<div class="topic">
<h3>TE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08505#id08505" onclick="sync(this);return true" shape="rect">See transmission equipment</a></p>
</div>


<a name="id07654" shape="rect"></a>
<div class="topic">
<h3>tear-off menu</h3>

<p>pull-down menu that can be detached from its original position on the display and taken to a better position</p>
</div>


<a name="id019196" shape="rect"></a>
<div class="topic">
<h3>teaser</h3>

<p>unit that consists of a headline and text field, plus a link that leads to more information</p>
</div>


<a name="id018224" shape="rect"></a>
<div class="topic">
<h3>technology</h3>

<p>application of practical sciences to industry or commerce</p>
</div>


<a name="p2xhtm-repid-17652" shape="rect"></a>
<div class="topic">
<h3>TEI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01128#id01128" onclick="sync(this);return true" shape="rect">See terminal endpoint identifier</a></p>
</div>


<a name="p2xhtm-repid-17653" shape="rect"></a>
<div class="topic">
<h3>TEI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014913#id014913" onclick="sync(this);return true" shape="rect">See tunnel endpoint identifier</a></p>
</div>


<a name="p2xhtm-repid-17654" shape="rect"></a>
<div class="topic">
<h3>TEID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014913#id014913" onclick="sync(this);return true" shape="rect">See tunnel endpoint identifier</a></p>
</div>


<a name="p2xhtm-repid-17655" shape="rect"></a>
<div class="topic">
<h3>tel</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01759#id01759" onclick="sync(this);return true" shape="rect">See telephone</a></p>
</div>


<a name="id020706" shape="rect"></a>
<div class="topic">
<h3>TEL URL</h3>

<p>URL address which identifies a connection to a terminal that handles normal voice telephone calls, a voice mailbox or other voice messaging system, or a service that can be operated using DTMF tones</p>
</div>


<a name="id06462" shape="rect"></a>
<div class="topic">
<h3>tele adapter; <em>fixed network adapter</em></h3>

<p>adapter which transforms the two-wire switching of the fixed network telephone into a user interface of a standard radio telephone and vice versa</p>
</div>


<a name="p2xhtm-repid-17658" shape="rect"></a>
<div class="topic">
<h3>tele/trial</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04760#id04760" onclick="sync(this);return true" shape="rect">See trial configuration</a></p>
</div>


<a name="p2xhtm-repid-17659" shape="rect"></a>
<div class="topic">
<h3>telecom interface</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019749#id019749" onclick="sync(this);return true" shape="rect">See GSM/GPRS interface</a></p>
</div>


<a name="p2xhtm-repid-17660" shape="rect"></a>
<div class="topic">
<h3>telecommand</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06266#id06266" onclick="sync(this);return true" shape="rect">See remote control</a></p>
</div>


<a name="id02368" shape="rect"></a>
<div class="topic">
<h3>telecommunication; <em>telecommunications</em></h3>

<p>transmission based communication using electromagnetic systems</p>
</div>


<a name="id0297" shape="rect"></a>
<div class="topic">
<h3>telecommunication circuit; <em>circuit</em></h3>

<p>combination of two transmission channels permitting bidirectional transmission of signals between two points, to support a single communication</p>
</div>


<a name="id01149" shape="rect"></a>
<div class="topic">
<h3>telecommunication network; <em>telecommunications network</em>; <em>communication network</em></h3>

<p>set of nodes and links that provides connections between two or more defined points to facilitate telecommunication between them</p>
</div>


<a name="id03450" shape="rect"></a>
<div class="topic">
<h3>telecommunication path; <em>path</em></h3>

<p>continuous course taken by a transmission signal between two points. This may be, for example, a physical transmission medium, a frequency band in a frequency multiplex, or a time slot in a time division multiplex. The path includes the transmission media and the means used for connecting them together</p>
</div>


<a name="id03733" shape="rect"></a>
<div class="topic">
<h3>telecommunication service; <em>telecommunications service</em></h3>

<p>service which is offered by a telecommunications company, for example a network operator, to its customers in order to satisfy a specific telecommunication requirement</p>
</div>


<a name="p2xhtm-repid-17666" shape="rect"></a>
<div class="topic">
<h3>telecommunication service attribute</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03890#id03890" onclick="sync(this);return true" shape="rect">See service attribute</a></p>
</div>


<a name="p2xhtm-repid-17667" shape="rect"></a>
<div class="topic">
<h3>telecommunication terminal</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04041#id04041" onclick="sync(this);return true" shape="rect">See terminal equipment</a></p>
</div>


<a name="p2xhtm-repid-17668" shape="rect"></a>
<div class="topic">
<h3>telecommunication terminal equipment</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04041#id04041" onclick="sync(this);return true" shape="rect">See terminal equipment</a></p>
</div>


<a name="p2xhtm-repid-17669" shape="rect"></a>
<div class="topic">
<h3>telecommunications</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02368#id02368" onclick="sync(this);return true" shape="rect">See telecommunication</a></p>
</div>


<a name="id05486" shape="rect"></a>
<div class="topic">
<h3>telecommunications management network; <em>TMN</em></h3>

<p>network used to transfer and process information which is related to the management of telecommunication</p>
</div>


<a name="p2xhtm-repid-17671" shape="rect"></a>
<div class="topic">
<h3>telecommunications network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01149#id01149" onclick="sync(this);return true" shape="rect">See telecommunication network</a></p>
</div>


<a name="p2xhtm-repid-17672" shape="rect"></a>
<div class="topic">
<h3>telecommunications service</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03733#id03733" onclick="sync(this);return true" shape="rect">See telecommunication service</a></p>
</div>


<a name="id018625" shape="rect"></a>
<div class="topic">
<h3>telecommunications service provider; <em>SP</em></h3>

<p>telecommunications company which provides teleservices to users</p>
</div>


<a name="id04426" shape="rect"></a>
<div class="topic">
<h3>telecommunications technology</h3>

<p>part of information technology encompassing telecommunication systems and techniques as well as knowledge of their application</p>
</div>


<a name="id04845" shape="rect"></a>
<div class="topic">
<h3>telecommunications traffic; <em>teletraffic</em>; <em>traffic</em></h3>

<p>process of arrivals and releases of demands for resources in a network</p>
</div>


<a name="id04629" shape="rect"></a>
<div class="topic">
<h3>teleconference; <em>teleconference service</em>; <em>TCS</em></h3>

<p>telecommunications service by means of which a conference call connection can be established between participants from different locations via telecommunications network</p>
</div>


<a name="p2xhtm-repid-17677" shape="rect"></a>
<div class="topic">
<h3>teleconference service</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04629#id04629" onclick="sync(this);return true" shape="rect">See teleconference</a></p>
</div>


<a name="id07473" shape="rect"></a>
<div class="topic">
<h3>telecontrol</h3>

<p>control of operational equipment at a distance using a combination of telemetry and telecommande</p>
</div>


<a name="p2xhtm-repid-17679" shape="rect"></a>
<div class="topic">
<h3>telefax</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04340#id04340" onclick="sync(this);return true" shape="rect">See fax</a></p>
</div>


<a name="id04604" shape="rect"></a>
<div class="topic">
<h3>telematic service; <em>telematic svc</em></h3>

<p>computer-aided telecommunication service</p>
</div>


<a name="p2xhtm-repid-17681" shape="rect"></a>
<div class="topic">
<h3>telematic svc</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04604#id04604" onclick="sync(this);return true" shape="rect">See telematic service</a></p>
</div>


<a name="id04423" shape="rect"></a>
<div class="topic">
<h3>telematics</h3>

<p>that part of the information technology which is a combination of telecommunications and data processing technology</p>
</div>


<a name="p2xhtm-repid-17683" shape="rect"></a>
<div class="topic">
<h3>telemetering</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06845#id06845" onclick="sync(this);return true" shape="rect">See telemetry</a></p>
</div>


<a name="id013247" shape="rect"></a>
<div class="topic">
<h3>telemetric subscriber</h3>

<p>subscriber category which has only short message service (SMS) or unstructured supplementary service data (USSD) traffic and data calls, no speech calls except emergency calls</p>
</div>


<a name="id06845" shape="rect"></a>
<div class="topic">
<h3>telemetry; <em>telemetering</em>; <em>remote metering</em>; <em>remote measurement</em></h3>

<p>process in which measurements are made at some remote location and the results are transmitted by telecommunication</p>
</div>


<a name="id019727" shape="rect"></a>
<div class="topic">
<h3>telemetry word; <em>TLM</em></h3>

<p>part of the GPS navigation message that includes a synchronisation pattern</p>
</div>


<a name="id01759" shape="rect"></a>
<div class="topic">
<h3>telephone; <em>telephone set</em>; <em>tel</em></h3>

<p>terminal equipment that is intended primarily for speech connection</p>
</div>


<a name="p2xhtm-repid-17688" shape="rect"></a>
<div class="topic">
<h3>telephone answer-back device</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02539#id02539" onclick="sync(this);return true" shape="rect">See telephone answering set</a></p>
</div>


<a name="p2xhtm-repid-17689" shape="rect"></a>
<div class="topic">
<h3>telephone answering device</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02539#id02539" onclick="sync(this);return true" shape="rect">See telephone answering set</a></p>
</div>


<a name="p2xhtm-repid-17690" shape="rect"></a>
<div class="topic">
<h3>telephone answering machine</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02539#id02539" onclick="sync(this);return true" shape="rect">See telephone answering set</a></p>
</div>


<a name="id02539" shape="rect"></a>
<div class="topic">
<h3>telephone answering set; <em>telephone answering machine</em>; <em>answering machine</em>; <em>telephone answering device</em>; <em>telephone answer-back device</em></h3>

<p>device that enables incoming phone calls to be answered and gives a pre-recorded message. At the end of the message the unit usually switches from playback to record thus permitting callers to leave recorded messages</p>
</div>


<a name="p2xhtm-repid-17692" shape="rect"></a>
<div class="topic">
<h3>telephone communication</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0632#id0632" onclick="sync(this);return true" shape="rect">See telephone traffic</a></p>
</div>


<a name="p2xhtm-repid-17693" shape="rect"></a>
<div class="topic">
<h3>telephone exchange</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02486#id02486" onclick="sync(this);return true" shape="rect">See exchange</a></p>
</div>


<a name="id02157" shape="rect"></a>
<div class="topic">
<h3>telephone network</h3>

<p>telecommunication network which is primarily used for transmission of speech</p>
</div>


<a name="p2xhtm-repid-17695" shape="rect"></a>
<div class="topic">
<h3>telephone set</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01759#id01759" onclick="sync(this);return true" shape="rect">See telephone</a></p>
</div>


<a name="id0632" shape="rect"></a>
<div class="topic">
<h3>telephone traffic; <em>telephone communication</em>; <em>telephony</em></h3>

<p>telecommunication which uses telephones as terminal equipment</p>
</div>


<a name="id0631" shape="rect"></a>
<div class="topic">
<h3>telephone user part; <em>telephony user part</em>; <em>TUP</em></h3>

<p>user part of the messages transferred by message transfer part (MTP) specified for telephone services</p>
</div>


<a name="p2xhtm-repid-17698" shape="rect"></a>
<div class="topic">
<h3>telephone user part signaling /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08802#id08802" onclick="sync(this);return true" shape="rect">See telephone user part signalling</a></p>
</div>


<a name="id08802" shape="rect"></a>
<div class="topic">
<h3>telephone user part signalling; <em>telephone user part signaling /US/</em></h3>

<p>signalling that enables messaging between an exchange and a telephone user part through the message transfer part, for call control</p>
</div>


<a name="p2xhtm-repid-17700" shape="rect"></a>
<div class="topic">
<h3>telephony</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0632#id0632" onclick="sync(this);return true" shape="rect">See telephone traffic</a></p>
</div>


<a name="id016998" shape="rect"></a>
<div class="topic">
<h3>telephony routing over IP; <em>TRIP</em></h3>

<p>inter-domain application-layer control protocol which supports the discovery and exchange of IP telephony gateway routing tables between gateways to support IP telephony routing</p>
</div>


<a name="p2xhtm-repid-17702" shape="rect"></a>
<div class="topic">
<h3>telephony user part</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0631#id0631" onclick="sync(this);return true" shape="rect">See telephone user part</a></p>
</div>


<a name="id04614" shape="rect"></a>
<div class="topic">
<h3>teleport</h3>

<p>service centre which offers long distance connections</p>
</div>


<a name="id04424" shape="rect"></a>
<div class="topic">
<h3>teleservice</h3>

<p>part of telecommunication service which forms all or part of the message transmission or switching in a telecommunications network</p>
</div>


<a name="p2xhtm-repid-17705" shape="rect"></a>
<div class="topic">
<h3>teletraffic</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04845#id04845" onclick="sync(this);return true" shape="rect">See telecommunications traffic</a></p>
</div>


<a name="id05614" shape="rect"></a>
<div class="topic">
<h3>televoting; <em>VOT</em></h3>

<p>IN service which allows the subscriber to propose a phone voting, the user being asked, either to ring a specific number according to his choice, or to ring a unique number and, after prompting, to give his choice by keyboard or by voice dialogue</p>
</div>


<a name="id09497" shape="rect"></a>
<div class="topic">
<h3>Telnet</h3>

<p>virtual terminal protocol in the Internet suite of protocols, allowing users of one host to log into a remote host and act as normal terminal users of that host</p>
</div>


<a name="id016807" shape="rect"></a>
<div class="topic">
<h3>Telocator alphanumeric protocol; <em>TAP</em></h3>

<p>ASCII-based, half-duplex protocol that allows the submission of alphanumeric messages for sending requests to a pager service</p>
</div>


<a name="id016810" shape="rect"></a>
<div class="topic">
<h3>Telocator network paging protocol; <em>TNPP</em></h3>

<p>protocol that provides a standard mechanism to transfer paging and other information between paging terminals regardless of manufacturer</p>
</div>


<a name="id019933" shape="rect"></a>
<div class="topic">
<h3>temperature control system; <em>TCS</em></h3>

<p>set of devices and the software for monitoring and controlling the internal temperature, as well as for providing the air circulation, of a network element</p>
</div>


<a name="id011671" shape="rect"></a>
<div class="topic">
<h3>template</h3>

<p>virtual recipe or algorithm that is used to preset several aspects of an entity when it is created</p>
</div>


<a name="id020430" shape="rect"></a>
<div class="topic">
<h3>template profile</h3>

<p>set of intelligent content delivery (ICD) service definitions, which can be used as a template to minimise the data stored for subscriptions</p>
</div>


<a name="id014672" shape="rect"></a>
<div class="topic">
<h3>temporary; <em>temporary mode</em></h3>

<p>wireless application protocol (WAP) session mode that is a more unreliable data transfer method than permanent mode because if data is lost, it will lead to a connection error</p>
</div>


<a name="id011257" shape="rect"></a>
<div class="topic">
<h3>temporary block flow; <em>temporary GPRS connection block flow</em>; <em>TBF</em></h3>

<p>physical connection where multiple mobile stations share one traffic channel, but the traffic channel is dedicated to one mobile station at a time, meaning that one mobile station is transmitting or receiving at a time.</p>
</div>


<a name="p2xhtm-repid-17715" shape="rect"></a>
<div class="topic">
<h3>temporary block flow reservation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011256#id011256" onclick="sync(this);return true" shape="rect">See TBF reservation</a></p>
</div>


<a name="id020766" shape="rect"></a>
<div class="topic">
<h3>temporary dial-out group</h3>

<p>dial-out group for which the calling party selects the participants from the catalogue of the terminal</p>
</div>


<a name="id011258" shape="rect"></a>
<div class="topic">
<h3>temporary flow identity; <em>TFI</em></h3>

<p>identifier that is included in every radio link control (RLC) header belonging to a particular temporary block flow (TBF) and in the control messages associated to the LLC frame transfer in order to address the peer RLC entities</p>
</div>


<a name="p2xhtm-repid-17718" shape="rect"></a>
<div class="topic">
<h3>temporary GPRS connection block flow</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011257#id011257" onclick="sync(this);return true" shape="rect">See temporary block flow</a></p>
</div>


<a name="id020609" shape="rect"></a>
<div class="topic">
<h3>temporary IP address</h3>

<p>IP address that is assigned for temporary use only, and ceases when the specified need for the use is over</p>
</div>


<a name="p2xhtm-repid-17720" shape="rect"></a>
<div class="topic">
<h3>temporary link level identity</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08953#id08953" onclick="sync(this);return true" shape="rect">See temporary logical link identity</a></p>
</div>


<a name="id09821" shape="rect"></a>
<div class="topic">
<h3>temporary logical file</h3>

<p>logical file created by the system or with MML commands, which is deleted automatically after the session has ended</p>
</div>


<a name="id08953" shape="rect"></a>
<div class="topic">
<h3>temporary logical link identity; <em>temporary link level identity</em>; <em>TLLI</em></h3>

<p>temporary identifier which unambiguously identifies the logical link between GPRS mobile station and serving GPRS support node (SGSN) within one routing area in the logical link control (LLC) level</p>
</div>


<a name="p2xhtm-repid-17723" shape="rect"></a>
<div class="topic">
<h3>temporary mobile station identity</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04513#id04513" onclick="sync(this);return true" shape="rect">See temporary mobile subscriber identity</a></p>
</div>


<a name="id04513" shape="rect"></a>
<div class="topic">
<h3>temporary mobile subscriber identity; <em>TMSI</em></h3>

<p>unique identity temporarily allocated to visiting mobile subscribers by the visitor location register (VLR) in order to support the subscriber identity confidentiality service</p>
</div>


<a name="p2xhtm-repid-17725" shape="rect"></a>
<div class="topic">
<h3>temporary mode</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014672#id014672" onclick="sync(this);return true" shape="rect">See temporary</a></p>
</div>


<a name="id020753" shape="rect"></a>
<div class="topic">
<h3>temporary talk group; <em>ad hoc instant talk group</em></h3>

<p>in the PoC system, a dial-out group for which the participants are defined for the duration of a single session</p>
</div>


<a name="id012328" shape="rect"></a>
<div class="topic">
<h3>temporary trunk blocking; <em>TTB</em></h3>

<p>blocking of circuits on a route for a predetermined period to reduce traffic to an exchange which has invoked load control</p>
</div>


<a name="id020132" shape="rect"></a>
<div class="topic">
<h3>temporary user account</h3>

<p>cached copy of a remote user account, copied from a lightweight directory access protocol (LDAP) directory</p>
</div>


<a name="id015320" shape="rect"></a>
<div class="topic">
<h3>temporary user profile</h3>

<p>data record of the cache file in a network element, containing the user profile data and username found from the directory server and saved to the cache until the user logs out</p>
</div>


<a name="id021188" shape="rect"></a>
<div class="topic">
<h3>term broadband remote access server; <em>synonym BRAS</em></h3>

<p>server that terminates remote users at the corporate network or Internet users at the Internet service provider (ISP) network, and that provides firewall, authentication, and routing services</p>
</div>


<a name="p2xhtm-repid-17731" shape="rect"></a>
<div class="topic">
<h3>TERM_ID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014900#id014900" onclick="sync(this);return true" shape="rect">See termination ID</a></p>
</div>


<a name="p2xhtm-repid-17732" shape="rect"></a>
<div class="topic">
<h3>TERMID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014900#id014900" onclick="sync(this);return true" shape="rect">See termination ID</a></p>
</div>


<a name="id01891" shape="rect"></a>
<div class="topic">
<h3>terminal</h3>

<p>termination point of a particular telecommunication session</p>
</div>


<a name="id03263" shape="rect"></a>
<div class="topic">
<h3>terminal access code; <em>TAC</em></h3>

<p>code for the selection of terminal equipment which enables a user to assign individual numbers into terminals connected to ISDN access</p>
</div>


<a name="id010026" shape="rect"></a>
<div class="topic">
<h3>terminal access controller access control system; <em>TACACS</em></h3>

<p>authentication protocol that provides remote access authentication and related services, such as event logging</p>
</div>


<a name="id05182" shape="rect"></a>
<div class="topic">
<h3>terminal adaptation function; <em>TAF</em></h3>

<p>functional entity associated with a mobile station (MS). The terminal adaption function (TAF) provides the functionality necessary to permit interworking between a mobile termination (MT) and terminal equipment (TE). The function of the TAF depends on the service and the type of TE. The TAF is required to convert the protocols provided by the MT to those used by the TE.</p>
</div>


<a name="id08019" shape="rect"></a>
<div class="topic">
<h3>terminal adaptation receiver</h3>

<p>function that maps the lower level Virtual Container signals from the tributary interface group to a C-4 container</p>
</div>


<a name="id08020" shape="rect"></a>
<div class="topic">
<h3>terminal adaptation transmitter</h3>

<p>function that demaps the lower level Virtual Container signals from the C-4 container</p>
</div>


<a name="id012549" shape="rect"></a>
<div class="topic">
<h3>terminal address; <em>TA</em></h3>

<p>number used to identify a unique terminal or a fixed network access point on a network</p>
</div>


<a name="id019041" shape="rect"></a>
<div class="topic">
<h3>terminal application</h3>

<p>application that runs on a terminal</p>
</div>


<a name="p2xhtm-repid-17741" shape="rect"></a>
<div class="topic">
<h3>terminal balance return loss</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06318#id06318" onclick="sync(this);return true" shape="rect">See transhybrid loss</a></p>
</div>


<a name="id019504" shape="rect"></a>
<div class="topic">
<h3>terminal capabilities database; <em>TCDB</em></h3>

<p>in the MMS Center, a set of XML files in which the information concerning terminal capabilities is stored</p>
</div>


<a name="id018725" shape="rect"></a>
<div class="topic">
<h3>terminal capability</h3>

<p>ability of a terminal to perform tasks assigned to it</p>
</div>


<a name="id021088" shape="rect"></a>
<div class="topic">
<h3>terminal congestion</h3>

<p>signalling message that is sent when access to the endpoint is congested and there are no network re-routing options available to avoid the congestion</p>
</div>


<a name="p2xhtm-repid-17745" shape="rect"></a>
<div class="topic">
<h3>terminal connection</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01016#id01016" onclick="sync(this);return true" shape="rect">See exchange connection</a></p>
</div>


<a name="id019014" shape="rect"></a>
<div class="topic">
<h3>terminal detection interface</h3>

<p>interface used to detect and receive information about the terminals using the operator's network</p>
</div>


<a name="id01128" shape="rect"></a>
<div class="topic">
<h3>terminal endpoint identifier; <em>TEI</em></h3>

<p>identifier of the terminal used by the D-channel</p>
</div>


<a name="id04041" shape="rect"></a>
<div class="topic">
<h3>terminal equipment; <em>TE</em></h3>

<p>equipment that provides the functions necessary for the operation of the access protocols by the user</p>
</div>


<a name="id02487" shape="rect"></a>
<div class="topic">
<h3>terminal exchange</h3>

<p>exchange that receives incoming traffic directed solely to its own subscribers</p>
</div>


<a name="id04050" shape="rect"></a>
<div class="topic">
<h3>terminal file</h3>

<p>logical file whose read and write operations are meant to be routed to a terminal device</p>
</div>


<a name="id015321" shape="rect"></a>
<div class="topic">
<h3>terminal function</h3>

<p>function that resides in a terminal which controls the network layer functions of the ISDN and the terminal equipment attached to it</p>
</div>


<a name="p2xhtm-repid-17752" shape="rect"></a>
<div class="topic">
<h3>terminal management</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016210#id016210" onclick="sync(this);return true" shape="rect">See continuous provisioning</a></p>
</div>


<a name="id016236" shape="rect"></a>
<div class="topic">
<h3>terminal management server</h3>

<p>server that allows the operator or the mobile station's end-user to set the original set of parameters or modify the existing set of parameters in the mobile station</p>
</div>


<a name="id016248" shape="rect"></a>
<div class="topic">
<h3>terminal management support</h3>

<p>optional mobile services switching centre (MSC) feature which allows the visitor location registers (VLR) in the network to inform Nokia Terminal Management Server (NTMS) about terminals that are using the network</p>
</div>


<a name="id05602" shape="rect"></a>
<div class="topic">
<h3>terminal mobility</h3>

<p>ability of a terminal to access telecommunication services from different locations and while in motion, and the capability of the network to identify and locate that terminal</p>
</div>


<a name="id06608" shape="rect"></a>
<div class="topic">
<h3>terminal multiplexer; <em>TM</em></h3>

<p>multiplexer used to insert the incoming signals to an STM-N frame</p>
</div>


<a name="id010739" shape="rect"></a>
<div class="topic">
<h3>terminal operations</h3>

<p>using the computer through a terminal or a terminal emulator so that all processing functions are executed in servers</p>
</div>


<a name="id04750" shape="rect"></a>
<div class="topic">
<h3>terminal portability; <em>TP</em></h3>

<p>service which allows a user to interrupt and restore connection between a terminal and an exchange during a call without releasing network connection</p>
</div>


<a name="p2xhtm-repid-17759" shape="rect"></a>
<div class="topic">
<h3>terminal re-authentication</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013961#id013961" onclick="sync(this);return true" shape="rect">See re-authentication</a></p>
</div>


<a name="id01666" shape="rect"></a>
<div class="topic">
<h3>terminal repeater</h3>

<p>digital repeater located at one end of the digital line equipment</p>
</div>


<a name="id018210" shape="rect"></a>
<div class="topic">
<h3>terminating application</h3>

<p>application which is the destination of application-terminated (AT) messages</p>
</div>


<a name="id09183" shape="rect"></a>
<div class="topic">
<h3>terminating basic call state model; <em>terminating BCSM</em>; <em>TBCSM</em></h3>

<p>basic call state model which models the forwarding of a call to the terminating CS</p>
</div>


<a name="p2xhtm-repid-17763" shape="rect"></a>
<div class="topic">
<h3>terminating BCSM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09183#id09183" onclick="sync(this);return true" shape="rect">See terminating basic call state model</a></p>
</div>


<a name="id09790" shape="rect"></a>
<div class="topic">
<h3>terminating call</h3>

<p>in ATM, a call which comes from the network node interface (NNI) and goes to the user-network interface (UNI)</p>
</div>


<a name="id014335" shape="rect"></a>
<div class="topic">
<h3>terminating call query on digit analysis; <em>TQoD</em></h3>

<p>feature which is used to support the routing of the mobile-terminating (MT) calls in the gateway MSC (GMSC)</p>
</div>


<a name="id05615" shape="rect"></a>
<div class="topic">
<h3>terminating call screening; <em>TCS</em></h3>

<p>call screening that allows the subscriber to specify that incoming calls are either restricted or allowed</p>
</div>


<a name="id014094" shape="rect"></a>
<div class="topic">
<h3>terminating call state control function; <em>terminating CSCF</em>; <em>T-CSCF</em></h3>

<p>serving call state control function (S-CSCF) which requests the called party's profile and transport address from the serving profile database (SPD) and routes the call towards the called party</p>
</div>


<a name="id012122" shape="rect"></a>
<div class="topic">
<h3>terminating CAMEL subscription information; <em>terminating CSI</em>; <em>T-CSI</em></h3>

<p>CAMEL subscription information that identifies the subscriber as having terminating CAMEL services</p>
</div>


<a name="p2xhtm-repid-17769" shape="rect"></a>
<div class="topic">
<h3>terminating CSCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014094#id014094" onclick="sync(this);return true" shape="rect">See terminating call state control function</a></p>
</div>


<a name="p2xhtm-repid-17770" shape="rect"></a>
<div class="topic">
<h3>terminating CSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012122#id012122" onclick="sync(this);return true" shape="rect">See terminating CAMEL subscription information</a></p>
</div>


<a name="id04514" shape="rect"></a>
<div class="topic">
<h3>terminating network</h3>

<p>network which in cooperation with a GSM PLMN provides telecommunication services between their respective users. Examples of terminating networks are the PSTN, the ISDN, public data networks (PDNs), GSM PLMNs.</p>
</div>


<a name="id011958" shape="rect"></a>
<div class="topic">
<h3>terminating service</h3>

<p>service type which applies to called subscriber's services</p>
</div>


<a name="id014095" shape="rect"></a>
<div class="topic">
<h3>terminating signalling point</h3>

<p>signalling point that receives the signalling message</p>
</div>


<a name="id0651" shape="rect"></a>
<div class="topic">
<h3>terminating traffic</h3>

<p>traffic destined for sinks located within the network considered, whatever its origin</p>
</div>


<a name="id011125" shape="rect"></a>
<div class="topic">
<h3>terminating transaction request</h3>

<p>transaction request that a signalling unit sends to a base station subsystem</p>
</div>


<a name="id014899" shape="rect"></a>
<div class="topic">
<h3>termination</h3>

<p>within H.248, an object that sources and sinks media streams</p>
</div>


<a name="id014900" shape="rect"></a>
<div class="topic">
<h3>termination ID; <em>TERM_ID</em>; <em>TERMID</em></h3>

<p>reference of a termination, which is an arbitrary schema chosen by the media gateway (MGW)</p>
</div>


<a name="id05652" shape="rect"></a>
<div class="topic">
<h3>termination point; <em>TP</em></h3>

<p>in the A-series, a physical point at an internal or external interface, and in the B-series, a time slot of pulse code modulation (PCM/TSL) or an IP address or port number</p>
</div>


<a name="id09791" shape="rect"></a>
<div class="topic">
<h3>termination point control</h3>

<p>administrative state and Operations, Administrations and Maintenance (OAM) functionality control or any functions which handle individual termination point</p>
</div>


<a name="id09792" shape="rect"></a>
<div class="topic">
<h3>termination point identifier; <em>TPI</em></h3>

<p>unique identifier of an ATM termination point</p>
</div>


<a name="id09794" shape="rect"></a>
<div class="topic">
<h3>termination point local index; <em>TP local index</em></h3>

<p>identifier of a virtual path link termination point (with virtual path switching) or a virtual channel link termination point (with virtual channel switching) inside a functional unit</p>
</div>


<a name="id09793" shape="rect"></a>
<div class="topic">
<h3>termination provider</h3>

<p>object or objects in the control channel link, which provide services for the control channel</p>
</div>


<a name="id08021" shape="rect"></a>
<div class="topic">
<h3>termination sink</h3>

<p>transport processing function which accepts the characteristic information of the layer network at its input, removes the information related to monitoring and presents the remaining information at its output</p>
</div>


<a name="id08022" shape="rect"></a>
<div class="topic">
<h3>termination source</h3>

<p>transport processing function which accepts adapted characteristic information from a client layer network at its input, adds information to allow monitoring and presents the characteristic information of the layer network at its output</p>
</div>


<a name="id01779" shape="rect"></a>
<div class="topic">
<h3>ternary digital signal; <em>ternary signal</em></h3>

<p>digital signal having three significant conditions</p>
</div>


<a name="p2xhtm-repid-17786" shape="rect"></a>
<div class="topic">
<h3>ternary signal</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01779#id01779" onclick="sync(this);return true" shape="rect">See ternary digital signal</a></p>
</div>


<a name="p2xhtm-repid-17787" shape="rect"></a>
<div class="topic">
<h3>terrain clearance angle</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013333#id013333" onclick="sync(this);return true" shape="rect">See clearance angle</a></p>
</div>


<a name="p2xhtm-repid-17788" shape="rect"></a>
<div class="topic">
<h3>terrestrial broadcasting</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016316#id016316" onclick="sync(this);return true" shape="rect">See terrestrial transmission</a></p>
</div>


<a name="id016316" shape="rect"></a>
<div class="topic">
<h3>terrestrial transmission; <em>terrestrial broadcasting</em></h3>

<p>broadcasting by means of radio waves transmitted using earth stations</p>
</div>


<a name="id07698" shape="rect"></a>
<div class="topic">
<h3>Terrestrial Trunked Radio; <em>TETRA</em></h3>

<p>standard by ETSI which defines a digital system for land mobile radio communication</p>
</div>


<a name="id011259" shape="rect"></a>
<div class="topic">
<h3>territory border</h3>

<p>boundary that defines which channels are allocated for circuit switched traffic and which are allocated for packet switched traffic</p>
</div>


<a name="id011260" shape="rect"></a>
<div class="topic">
<h3>territory method</h3>

<p>method in which the base station controller divides radio resources semipermanently between circuit switched services and packet switched services, thus forming a circuit switched territory and a GPRS territory on a cell-to-cell basis</p>
</div>


<a name="p2xhtm-repid-17793" shape="rect"></a>
<div class="topic">
<h3>territory update guard time</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011231#id011231" onclick="sync(this);return true" shape="rect">See GPRS territory update guard time</a></p>
</div>


<a name="id02859" shape="rect"></a>
<div class="topic">
<h3>test; <em>in test</em>; <em>test state</em>; <em>TE</em></h3>

<p>state of a functional unit, where it only performs internal testing</p>
</div>


<a name="id07140" shape="rect"></a>
<div class="topic">
<h3>test access</h3>

<p>access which is used for testing the lines and connections of a cross-connection node</p>
</div>


<a name="p2xhtm-repid-17796" shape="rect"></a>
<div class="topic">
<h3>test access relay</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08559#id08559" onclick="sync(this);return true" shape="rect">See line test relay</a></p>
</div>


<a name="id08821" shape="rect"></a>
<div class="topic">
<h3>test analysis; <em>analysis test state</em></h3>

<p>analysis of test calls set in a test state</p>
</div>


<a name="p2xhtm-repid-17798" shape="rect"></a>
<div class="topic">
<h3>test call</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013248#id013248" onclick="sync(this);return true" shape="rect">See test call feature</a></p>
</div>


<a name="id011872" shape="rect"></a>
<div class="topic">
<h3>test call category</h3>

<p>call category used by the test call facilities</p>
</div>


<a name="id013248" shape="rect"></a>
<div class="topic">
<h3>test call feature; <em>test call</em></h3>

<p>feature which receives information on call events from the program blocks, and depending on the call event and test case concerned sends commands affecting call control and collects information on the progress of the call</p>
</div>


<a name="id011873" shape="rect"></a>
<div class="topic">
<h3>test case</h3>

<p>record that contains the controls of one test call class</p>
</div>


<a name="id011874" shape="rect"></a>
<div class="topic">
<h3>test case file</h3>

<p>file that contains test cases, used by the MML program</p>
</div>


<a name="p2xhtm-repid-17803" shape="rect"></a>
<div class="topic">
<h3>test cell</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015322#id015322" onclick="sync(this);return true" shape="rect">See ATM test cell</a></p>
</div>


<a name="id07139" shape="rect"></a>
<div class="topic">
<h3>test connection</h3>

<p>connection where two units of the same type are connected to each other, one of them sending the test signals and the other receiving them</p>
</div>


<a name="id011875" shape="rect"></a>
<div class="topic">
<h3>test hunting</h3>

<p>hunting method which allows reservation of a circuit for test traffic without disturbing the normal call traffic</p>
</div>


<a name="id03735" shape="rect"></a>
<div class="topic">
<h3>test loop; <em>TL</em></h3>

<p>mechanism incorporated into a terminal or into the network whereby the transmit path of a communication may be connected back to the receive path</p>
</div>


<a name="id02241" shape="rect"></a>
<div class="topic">
<h3>test number</h3>

<p>subscriber number reserved for maintenance and testing</p>
</div>


<a name="p2xhtm-repid-17808" shape="rect"></a>
<div class="topic">
<h3>test program</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03241#id03241" onclick="sync(this);return true" shape="rect">See diagnosis program</a></p>
</div>


<a name="p2xhtm-repid-17809" shape="rect"></a>
<div class="topic">
<h3>test state</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02859#id02859" onclick="sync(this);return true" shape="rect">See test</a></p>
</div>


<a name="id015738" shape="rect"></a>
<div class="topic">
<h3>test TCP; <em>TTCP</em></h3>

<p>socket-based benchmarking tool for measuring the transmission control protocol (TCP) and user datagram protocol (UDP) performance between two systems</p>
</div>


<a name="id03883" shape="rect"></a>
<div class="topic">
<h3>test traffic; <em>artificial traffic</em></h3>

<p>traffic generated by automatic means and used to test the performance of exchanges</p>
</div>


<a name="id014270" shape="rect"></a>
<div class="topic">
<h3>testing and test control notation; <em>tree and tabular combined notation</em>; <em>TTCN</em></h3>

<p>language which can be applied to the specification of all types of reactive system tests over a variety of communication interfaces</p>
</div>


<a name="id05940" shape="rect"></a>
<div class="topic">
<h3>testing point</h3>

<p>point where the line signalling, switching and interregister signalling or transmission associated with international circuits are tested</p>
</div>


<a name="p2xhtm-repid-17814" shape="rect"></a>
<div class="topic">
<h3>TETRA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07698#id07698" onclick="sync(this);return true" shape="rect">See Terrestrial Trunked Radio</a></p>
</div>


<a name="id015867" shape="rect"></a>
<div class="topic">
<h3>text announcement</h3>

<p>fixed-content announcement that can be shown on the display of a terminal</p>
</div>


<a name="id04233" shape="rect"></a>
<div class="topic">
<h3>text extension symbol</h3>

<p>container of text which belongs to the graphical symbol to which the text extension symbol is attached</p>
</div>


<a name="id08199" shape="rect"></a>
<div class="topic">
<h3>text message; <em>SMS message</em></h3>

<p>short message comprised only of alphanumeric and special characters</p>
</div>


<a name="p2xhtm-repid-17818" shape="rect"></a>
<div class="topic">
<h3>text message service</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05515#id05515" onclick="sync(this);return true" shape="rect">See short message service</a></p>
</div>


<a name="id013609" shape="rect"></a>
<div class="topic">
<h3>text output</h3>

<p>output in text format which can be output as such</p>
</div>


<a name="p2xhtm-repid-17820" shape="rect"></a>
<div class="topic">
<h3>text telephone</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020519#id020519" onclick="sync(this);return true" shape="rect">See text telephony</a></p>
</div>


<a name="id020534" shape="rect"></a>
<div class="topic">
<h3>text telephone package</h3>

<p>package which is an extension to the H.248.1 gateway control protocol and which defines the control of a PSTN text telephone session in any of the modes supported by the automoding text telephone according to ITU-T V.18</p>
</div>


<a name="id020519" shape="rect"></a>
<div class="topic">
<h3>text telephony; <em>text telephone</em>; <em>TTY</em></h3>

<p>feature that enables text-based communication over a speech bearer</p>
</div>


<a name="id016818" shape="rect"></a>
<div class="topic">
<h3>text to speech; <em>TTS</em></h3>

<p>software that is capable of reading text</p>
</div>


<a name="p2xhtm-repid-17824" shape="rect"></a>
<div class="topic">
<h3>TF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011484#id011484" onclick="sync(this);return true" shape="rect">See transport format</a></p>
</div>


<a name="p2xhtm-repid-17825" shape="rect"></a>
<div class="topic">
<h3>TF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015326#id015326" onclick="sync(this);return true" shape="rect">See transmit fail</a></p>
</div>


<a name="p2xhtm-repid-17826" shape="rect"></a>
<div class="topic">
<h3>TFC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011477#id011477" onclick="sync(this);return true" shape="rect">See transport format combination</a></p>
</div>


<a name="p2xhtm-repid-17827" shape="rect"></a>
<div class="topic">
<h3>TFCI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011478#id011478" onclick="sync(this);return true" shape="rect">See transport format combination indicator</a></p>
</div>


<a name="p2xhtm-repid-17828" shape="rect"></a>
<div class="topic">
<h3>TFCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011479#id011479" onclick="sync(this);return true" shape="rect">See transport format combination set</a></p>
</div>


<a name="p2xhtm-repid-17829" shape="rect"></a>
<div class="topic">
<h3>TFI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011258#id011258" onclick="sync(this);return true" shape="rect">See temporary flow identity</a></p>
</div>


<a name="p2xhtm-repid-17830" shape="rect"></a>
<div class="topic">
<h3>TFI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011485#id011485" onclick="sync(this);return true" shape="rect">See transport format identification</a></p>
</div>


<a name="p2xhtm-repid-17831" shape="rect"></a>
<div class="topic">
<h3>TFO</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010500#id010500" onclick="sync(this);return true" shape="rect">See tandem free operation</a></p>
</div>


<a name="p2xhtm-repid-17832" shape="rect"></a>
<div class="topic">
<h3>TFS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011480#id011480" onclick="sync(this);return true" shape="rect">See transport format set</a></p>
</div>


<a name="p2xhtm-repid-17833" shape="rect"></a>
<div class="topic">
<h3>TFT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014269#id014269" onclick="sync(this);return true" shape="rect">See traffic flow template</a></p>
</div>


<a name="p2xhtm-repid-17834" shape="rect"></a>
<div class="topic">
<h3>TFTP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010171#id010171" onclick="sync(this);return true" shape="rect">See trivial file transfer protocol</a></p>
</div>


<a name="id013365" shape="rect"></a>
<div class="topic">
<h3>TFTP acknowledgement packet; <em>ACK packet</em></h3>

<p>trivial file transfer protocol (TFTP) packet by which the TFTP DATA packet is acknowledged</p>
</div>


<a name="id013372" shape="rect"></a>
<div class="topic">
<h3>TFTP blocksize option; <em>blocksize option</em></h3>

<p>trivial file transfer protocol (TFTP) option which allows the client and server to negotiate a blocksize applicable to the network medium</p>
</div>


<a name="p2xhtm-repid-17837" shape="rect"></a>
<div class="topic">
<h3>TFTP client</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013487#id013487" onclick="sync(this);return true" shape="rect">See trivial file transfer protocol client</a></p>
</div>


<a name="id013393" shape="rect"></a>
<div class="topic">
<h3>TFTP DATA packet; <em>DATA packet</em></h3>

<p>trivial file transfer protocol (TFTP) packet by which the data (file context) is sent across the network</p>
</div>


<a name="id018575" shape="rect"></a>
<div class="topic">
<h3>TFTP option extension</h3>

<p>extension to the trivial file transfer protocol (TFTP) which allows file transfer options to be negotiated prior to the transfer</p>
</div>


<a name="id013462" shape="rect"></a>
<div class="topic">
<h3>TFTP read request packet; <em>RRQ packet</em></h3>

<p>trivial file transfer protocol (TFTP) packet which requests the reading of a file from a foreign file system</p>
</div>


<a name="p2xhtm-repid-17841" shape="rect"></a>
<div class="topic">
<h3>TFTP server</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013488#id013488" onclick="sync(this);return true" shape="rect">See trivial file transfer protocol server</a></p>
</div>


<a name="id018576" shape="rect"></a>
<div class="topic">
<h3>TFTP timeout interval</h3>

<p>trivial file transfer protocol (TFTP) option which allows the client and server to negotiate a suitable timeout interval</p>
</div>


<a name="id018577" shape="rect"></a>
<div class="topic">
<h3>TFTP transfer size option</h3>

<p>trivial file transfer protocol (TFTP) option which allows the client or server which receives a file to determine the ultimate size of the transfer before it begins</p>
</div>


<a name="id013505" shape="rect"></a>
<div class="topic">
<h3>TFTP write request packet; <em>WRQ packet</em></h3>

<p>trivial file transfer protocol (TFTP) packet which requests writing onto a foreign file system</p>
</div>


<a name="p2xhtm-repid-17845" shape="rect"></a>
<div class="topic">
<h3>TFTPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013487#id013487" onclick="sync(this);return true" shape="rect">See trivial file transfer protocol client</a></p>
</div>


<a name="p2xhtm-repid-17846" shape="rect"></a>
<div class="topic">
<h3>TFTPS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013488#id013488" onclick="sync(this);return true" shape="rect">See trivial file transfer protocol server</a></p>
</div>


<a name="p2xhtm-repid-17847" shape="rect"></a>
<div class="topic">
<h3>TGT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015570#id015570" onclick="sync(this);return true" shape="rect">See ticket granting ticket</a></p>
</div>


<a name="p2xhtm-repid-17848" shape="rect"></a>
<div class="topic">
<h3>tgz</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015030#id015030" onclick="sync(this);return true" shape="rect">See TGZ format</a></p>
</div>


<a name="id015030" shape="rect"></a>
<div class="topic">
<h3>TGZ format; <em>tar GNU zip</em>; <em>tgz</em></h3>

<p>format for a file or directory which has been archived with tape archive (TAR) and then compressed with GNU zip (gzip)</p>
</div>


<a name="p2xhtm-repid-17850" shape="rect"></a>
<div class="topic">
<h3>The ACE ORB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020982#id020982" onclick="sync(this);return true" shape="rect">See TAO</a></p>
</div>


<a name="id04408" shape="rect"></a>
<div class="topic">
<h3>The Institute of Electrical and Electronics Engineers, Inc.; <em>IEEE</em></h3>

<p>non-profit, technical professional association which is an authority in technical areas ranging from computer engineering, biomedical technology and telecommunications, to electric power, aerospace and consumer electronics, among others</p>
</div>


<a name="id09637" shape="rect"></a>
<div class="topic">
<h3>thermometer</h3>

<p>program block that detects if an application or an individual process using the DX 200 redundancy support feature drops out of synchronism</p>
</div>


<a name="p2xhtm-repid-17853" shape="rect"></a>
<div class="topic">
<h3>third additional charging zone</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09128#id09128" onclick="sync(this);return true" shape="rect">See outgoing accounting zone</a></p>
</div>


<a name="id012552" shape="rect"></a>
<div class="topic">
<h3>third generation mobile services switching centre; <em>3G MSC</em></h3>

<p>mobile services switching centre (MSC) that supports the Iu interface and optionally the A and A' interfaces</p>
</div>


<a name="id010198" shape="rect"></a>
<div class="topic">
<h3>third line maintenance; <em>3rd line maintenance</em></h3>

<p>level of maintenance which refers to the complex resolution of system problems, possibly design faults, normally with the supplier or designer of the system</p>
</div>


<a name="p2xhtm-repid-17856" shape="rect"></a>
<div class="topic">
<h3>third party</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05663#id05663" onclick="sync(this);return true" shape="rect">See subscriber C</a></p>
</div>


<a name="id06109" shape="rect"></a>
<div class="topic">
<h3>third-order multiplex equipment</h3>

<p>multiplex equipment which combines a number of tributary signals into and separates them from one 34368 kbit/s signal</p>
</div>


<a name="p2xhtm-repid-17858" shape="rect"></a>
<div class="topic">
<h3>THL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06318#id06318" onclick="sync(this);return true" shape="rect">See transhybrid loss</a></p>
</div>


<a name="id08824" shape="rect"></a>
<div class="topic">
<h3>thousand group</h3>

<p>group of subscribers the subscriber numbers of which have the same digits except for the three last ones</p>
</div>


<a name="p2xhtm-repid-17860" shape="rect"></a>
<div class="topic">
<h3>THP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016515#id016515" onclick="sync(this);return true" shape="rect">See traffic handling priority</a></p>
</div>


<a name="id09175" shape="rect"></a>
<div class="topic">
<h3>thread</h3>

<p>within an actor a unit executing the application code, having its own execution context</p>
</div>


<a name="id014629" shape="rect"></a>
<div class="topic">
<h3>thread pooling</h3>

<p>technique where application-level threads are run in operating system kernel threads so that there are fewer kernel threads than application level threads</p>
</div>


<a name="p2xhtm-repid-17863" shape="rect"></a>
<div class="topic">
<h3>three party connection</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02547#id02547" onclick="sync(this);return true" shape="rect">See three-way conversation</a></p>
</div>


<a name="id05487" shape="rect"></a>
<div class="topic">
<h3>three party service; <em>three-way calling</em>; <em>3PTY</em></h3>

<p>ISDN service that enables a user who is involved in at least two calls, one active call and at least one call on hold, to establish a three-party connection</p>
</div>


<a name="id012899" shape="rect"></a>
<div class="topic">
<h3>three party service, full</h3>

<p>service by which a user can establish a new call without disconnecting the ongoing call, shuttle between both calls without the third party hearing, establish a conference between the three parties, or transfer the incoming or outgoing call to the third party</p>
</div>


<a name="id04278" shape="rect"></a>
<div class="topic">
<h3>three party service, full</h3>

<p>service by which the subscriber can establish a new call without disconnecting the ongoing call, shuttle between both calls without the third party hearing, establish a conference between the three parties or transfer the incoming or outgoing call to the third party</p>
</div>


<a name="p2xhtm-repid-17867" shape="rect"></a>
<div class="topic">
<h3>three-state line signal</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06110#id06110" onclick="sync(this);return true" shape="rect">See tristate line signal</a></p>
</div>


<a name="p2xhtm-repid-17868" shape="rect"></a>
<div class="topic">
<h3>three-way calling</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05487#id05487" onclick="sync(this);return true" shape="rect">See three party service</a></p>
</div>


<a name="id02547" shape="rect"></a>
<div class="topic">
<h3>three-way conversation; <em>three party connection</em></h3>

<p>conference call between three subscribers established in connection with three party service</p>
</div>


<a name="id012047" shape="rect"></a>
<div class="topic">
<h3>threshold</h3>

<p>in intelligent network application protocol (INAP) services, the portion of the subscriber's account that the service control point (SCP) assigns to the service switching point (SSP) while monitoring the subscriber's credit</p>
</div>


<a name="p2xhtm-repid-17871" shape="rect"></a>
<div class="topic">
<h3>threshold alarm</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021027#id021027" onclick="sync(this);return true" shape="rect">See performance alarm</a></p>
</div>


<a name="p2xhtm-repid-17872" shape="rect"></a>
<div class="topic">
<h3>threshold comparison</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010082#id010082" onclick="sync(this);return true" shape="rect">See threshold monitoring</a></p>
</div>


<a name="id014630" shape="rect"></a>
<div class="topic">
<h3>threshold counter</h3>

<p>counter with a predefined value that triggers a specified event</p>
</div>


<a name="id010082" shape="rect"></a>
<div class="topic">
<h3>threshold monitoring; <em>thresholding</em>; <em>threshold comparison</em></h3>

<p>process of decision-making in performance management that compares the actual value of a parameter or the averaged measurement result with a predetermined value of a parameter, in order to decide whether an action needs to be initiated or the alarm system needs to be activated</p>
</div>


<a name="id013805" shape="rect"></a>
<div class="topic">
<h3>threshold notification</h3>

<p>alarm that indicates that the capacity of a system is reached</p>
</div>


<a name="p2xhtm-repid-17876" shape="rect"></a>
<div class="topic">
<h3>thresholding</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010082#id010082" onclick="sync(this);return true" shape="rect">See threshold monitoring</a></p>
</div>


<a name="id0486" shape="rect"></a>
<div class="topic">
<h3>through connection</h3>

<p>connection made between an outgoing and an incoming circuit</p>
</div>


<a name="p2xhtm-repid-17878" shape="rect"></a>
<div class="topic">
<h3>through traffic</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0349#id0349" onclick="sync(this);return true" shape="rect">See transit traffic</a></p>
</div>


<a name="id011261" shape="rect"></a>
<div class="topic">
<h3>through-connected time-slot</h3>

<p>time-slot that is not transcoded or submultiplexed by the transcoder and the through connection of which is identified with the circuit from the highway PCM and the circuit from transcoder PCM (TC_PCM)</p>
</div>


<a name="id0489" shape="rect"></a>
<div class="topic">
<h3>through-connection delay</h3>

<p>the interval from the instant at which the information required for setting up a through-connection in an exchange is available for processing in the exchange to the instant that the switching network through-connection is established and available for carrying traffic between the incoming and outgoing 64 kBit/s circuits</p>
</div>


<a name="id0488" shape="rect"></a>
<div class="topic">
<h3>through-connection test; <em>speech path continuity test</em></h3>

<p>test that is used to supervise the switching matrix during the connection set-up and to fault localisation</p>
</div>


<a name="id013806" shape="rect"></a>
<div class="topic">
<h3>through-switch connection</h3>

<p>connection from the base transceiver station (via the Iub interface) through the radio network controller (RNC) to another RNC (via the Iur interface) or to the core network (via the Iu interface)</p>
</div>


<a name="id011672" shape="rect"></a>
<div class="topic">
<h3>throughput KPI</h3>

<p>key performance indicator that indicates the total number of octets carried over an interface</p>
</div>


<a name="p2xhtm-repid-17884" shape="rect"></a>
<div class="topic">
<h3>TI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011327#id011327" onclick="sync(this);return true" shape="rect">See transaction identifier</a></p>
</div>


<a name="id015658" shape="rect"></a>
<div class="topic">
<h3>ticket</h3>

<p>access control document in the Nokia Delivery Server (DLS) database used for creating a download transaction</p>
</div>


<a name="id015694" shape="rect"></a>
<div class="topic">
<h3>ticket authentication</h3>

<p>authentication which is based on the valid ticket identifier of a download request and in which the user is generally anonymous</p>
</div>


<a name="id09397" shape="rect"></a>
<div class="topic">
<h3>ticket call; <em>switching by order</em></h3>

<p>operation initiated when the attendant receives and stores the calling subscriber's call order and completed when the attendant contacts the called subscriber and the calling subscriber and switches the call between the two subscribers</p>
</div>


<a name="id018703" shape="rect"></a>
<div class="topic">
<h3>ticket creation request</h3>

<p>request that the content management module (CMM) sends to the delivery server core (DLSC), containing the ticket parameters necessary for creating the ticket</p>
</div>


<a name="id015570" shape="rect"></a>
<div class="topic">
<h3>ticket granting ticket; <em>TGT</em></h3>

<p>credentials that the client gets from the key distribution centre (KDC) when authenticating the user</p>
</div>


<a name="id019911" shape="rect"></a>
<div class="topic">
<h3>ticket group</h3>

<p>set of tickets which share one licence for one user</p>
</div>


<a name="id014631" shape="rect"></a>
<div class="topic">
<h3>ticket pool</h3>

<p>pool from which the ticket service method reserves and releases tickets for transactions</p>
</div>


<a name="id05263" shape="rect"></a>
<div class="topic">
<h3>ticket service</h3>

<p>software that implements the ticket service method</p>
</div>


<a name="id05265" shape="rect"></a>
<div class="topic">
<h3>ticket service method; <em>flag method</em></h3>

<p>method in overload handling in which tickets are reserved and released in order to control the access to the system</p>
</div>


<a name="id015655" shape="rect"></a>
<div class="topic">
<h3>ticket URL</h3>

<p>URL address pointing to a single ticket stored in Nokia Delivery Server (DLS)</p>
</div>


<a name="p2xhtm-repid-17895" shape="rect"></a>
<div class="topic">
<h3>TID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010029#id010029" onclick="sync(this);return true" shape="rect">See tunnel identifier</a></p>
</div>


<a name="p2xhtm-repid-17896" shape="rect"></a>
<div class="topic">
<h3>TIE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0741#id0741" onclick="sync(this);return true" shape="rect">See time interval error</a></p>
</div>


<a name="p2xhtm-repid-17897" shape="rect"></a>
<div class="topic">
<h3>TIF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013253#id013253" onclick="sync(this);return true" shape="rect">See translation information flag</a></p>
</div>


<a name="p2xhtm-repid-17898" shape="rect"></a>
<div class="topic">
<h3>TIF-CSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013249#id013249" onclick="sync(this);return true" shape="rect">See translation information flag CAMEL subscription information</a></p>
</div>


<a name="id014710" shape="rect"></a>
<div class="topic">
<h3>tightly-coupled application; <em>mPlatform application</em></h3>

<p>application that uses the mPlatform advanced API and is at least two-level integrated</p>
</div>


<a name="id014720" shape="rect"></a>
<div class="topic">
<h3>tightly-coupled service</h3>

<p>web service integrated with mPlatform through the platform integration interface</p>
</div>


<a name="id010704" shape="rect"></a>
<div class="topic">
<h3>tilt</h3>

<p>scrolling in a vertical direction</p>
</div>


<a name="p2xhtm-repid-17902" shape="rect"></a>
<div class="topic">
<h3>TIM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08063#id08063" onclick="sync(this);return true" shape="rect">See trace identifier mismatch</a></p>
</div>


<a name="id04172" shape="rect"></a>
<div class="topic">
<h3>time</h3>

<p>predefined data type which denotes absolute time</p>
</div>


<a name="p2xhtm-repid-17904" shape="rect"></a>
<div class="topic">
<h3>time alignment</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014902#id014902" onclick="sync(this);return true" shape="rect">See time alignment procedure</a></p>
</div>


<a name="id014902" shape="rect"></a>
<div class="topic">
<h3>time alignment procedure; <em>time alignment</em></h3>

<p>procedure for minimising the buffer delay in the radio network controller (RNC) by controlling the downlink transmission timing in the peer Iu user plane (UP) protocol layer entity</p>
</div>


<a name="p2xhtm-repid-17906" shape="rect"></a>
<div class="topic">
<h3>time charging</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06#id06" onclick="sync(this);return true" shape="rect">See time-based charging</a></p>
</div>


<a name="id0306" shape="rect"></a>
<div class="topic">
<h3>time congestion</h3>

<p>probability that a system is congested over any particular time period</p>
</div>


<a name="p2xhtm-repid-17908" shape="rect"></a>
<div class="topic">
<h3>time control</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02793#id02793" onclick="sync(this);return true" shape="rect">See time supervision</a></p>
</div>


<a name="id03460" shape="rect"></a>
<div class="topic">
<h3>time controlled destination; <em>time controlled route destination</em></h3>

<p>route destination used in time controlled routing when necessary, in which case digit analysis leads to different route destinations at different times</p>
</div>


<a name="p2xhtm-repid-17910" shape="rect"></a>
<div class="topic">
<h3>time controlled route destination</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03460#id03460" onclick="sync(this);return true" shape="rect">See time controlled destination</a></p>
</div>


<a name="id08804" shape="rect"></a>
<div class="topic">
<h3>time controlled routing; <em>TCR</em></h3>

<p>routing in which digit analysis leads to different route destinations at different times according to a schedule</p>
</div>


<a name="id010504" shape="rect"></a>
<div class="topic">
<h3>time controlled routing data; <em>TCR data</em></h3>

<p>data about time-controlled routing, change times, and destinations per day class</p>
</div>


<a name="id013610" shape="rect"></a>
<div class="topic">
<h3>time cutter</h3>

<p>time application principle in the packet switched network connections, according to which a timer is started after the sending of each packet</p>
</div>


<a name="id05621" shape="rect"></a>
<div class="topic">
<h3>time dependent routing; <em>TDR</em></h3>

<p>IN service feature which allows for the routing of calls according to time or date</p>
</div>


<a name="id019739" shape="rect"></a>
<div class="topic">
<h3>time difference of arrival; <em>TDOA</em></h3>

<p>positioning method in which the location of a mobile terminal is calculated based on the time difference between the signal reception at multiple receivers</p>
</div>


<a name="id01802" shape="rect"></a>
<div class="topic">
<h3>time division</h3>

<p>separation in the time domain of a plurality of transmission channels between two points</p>
</div>


<a name="p2xhtm-repid-17917" shape="rect"></a>
<div class="topic">
<h3>time division CDMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010140#id010140" onclick="sync(this);return true" shape="rect">See time division/code division multiple access</a></p>
</div>


<a name="id05366" shape="rect"></a>
<div class="topic">
<h3>time division duplex; <em>TDD</em></h3>

<p>duplex in which several signals are interleaved in time for transmission over a common frequency channel</p>
</div>


<a name="id05343" shape="rect"></a>
<div class="topic">
<h3>time division multiple access; <em>TDMA</em></h3>

<p>digital transmission technique in which several signals are interleaved in time for transmission over a common channel</p>
</div>


<a name="id02787" shape="rect"></a>
<div class="topic">
<h3>time division switching</h3>

<p>switching of inlets to outlets using time division multiplexing techniques</p>
</div>


<a name="p2xhtm-repid-17921" shape="rect"></a>
<div class="topic">
<h3>time division-code division multiple access</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010140#id010140" onclick="sync(this);return true" shape="rect">See time division/code division multiple access</a></p>
</div>


<a name="id010140" shape="rect"></a>
<div class="topic">
<h3>time division/code division multiple access; <em>time division-code division multiple access</em>; <em>time division CDMA</em>; <em>TDMA/CDMA</em>; <em>TD/CDMA</em>; <em>TD-CDMA</em></h3>

<p>technique that is a combination of time division multiple access (TDMA) and code division multiple access (CDMA)</p>
</div>


<a name="id019982" shape="rect"></a>
<div class="topic">
<h3>time exceeded tone</h3>

<p>audible indication that the terminal gives when the maximum talkburst time has been exceeded, indicating that the talkburst is interrupted</p>
</div>


<a name="id07235" shape="rect"></a>
<div class="topic">
<h3>time input</h3>

<p>input started by a certain moment of time</p>
</div>


<a name="id0741" shape="rect"></a>
<div class="topic">
<h3>time interval error; <em>TIE</em></h3>

<p>total difference over a specified interval of time in the significant instants of a digital signal from their ideal positions in time</p>
</div>


<a name="id05150" shape="rect"></a>
<div class="topic">
<h3>time limit; <em>time-out</em>; <em>time-out interval</em>; <em>time-out period</em></h3>

<p>specified period of time allowed to elapse in a system before a specified event takes place, unless another specified event occurs first</p>
</div>


<a name="id08500" shape="rect"></a>
<div class="topic">
<h3>time management</h3>

<p>application used for displaying, monitoring, and adjusting the time in the network element clocks</p>
</div>


<a name="id08501" shape="rect"></a>
<div class="topic">
<h3>time monitoring</h3>

<p>time supervision function that checks the times of network elements at regular intervals and generates an alarm if the value exceeds the alarm threshold</p>
</div>


<a name="id01840" shape="rect"></a>
<div class="topic">
<h3>time of day service</h3>

<p>service which tells the subscriber the time of day</p>
</div>


<a name="id01" shape="rect"></a>
<div class="topic">
<h3>time quantised control; <em>time quantized control /US/</em></h3>

<p>synchronisation control in which each clock control signal is derived or utilised only at a number of discrete instants, which may or may not be equally separated in time</p>
</div>


<a name="p2xhtm-repid-17931" shape="rect"></a>
<div class="topic">
<h3>time quantized control /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01#id01" onclick="sync(this);return true" shape="rect">See time quantised control</a></p>
</div>


<a name="id07237" shape="rect"></a>
<div class="topic">
<h3>time queue</h3>

<p>queue in which calendar tasks are on the basis of their execution times</p>
</div>


<a name="id019728" shape="rect"></a>
<div class="topic">
<h3>time RAIM; <em>TRAIM</em></h3>

<p>receiver autonomous integrity monitoring (RAIM) that is used to check the integrity of the time solution in the global positioning system (GPS)</p>
</div>


<a name="id010105" shape="rect"></a>
<div class="topic">
<h3>time server</h3>

<p>in NMS, an external time source to which the user or the system defines the address to keep accurate time</p>
</div>


<a name="p2xhtm-repid-17935" shape="rect"></a>
<div class="topic">
<h3>time sharing</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01072#id01072" onclick="sync(this);return true" shape="rect">See time slicing</a></p>
</div>


<a name="id01532" shape="rect"></a>
<div class="topic">
<h3>time sharing; <em>TS</em></h3>

<p>mode of operation of a data processing system that provides for the interleaving in time of two or more processes in one processor</p>
</div>


<a name="id01072" shape="rect"></a>
<div class="topic">
<h3>time slicing</h3>

<p>mode of operation in which two or more processes are assigned quanta of time on the same processor</p>
</div>


<a name="p2xhtm-repid-17938" shape="rect"></a>
<div class="topic">
<h3>time slot</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05#id05" onclick="sync(this);return true" shape="rect">See time-slot</a></p>
</div>


<a name="p2xhtm-repid-17939" shape="rect"></a>
<div class="topic">
<h3>time stage</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08#id08" onclick="sync(this);return true" shape="rect">See time switching stage</a></p>
</div>


<a name="id04898" shape="rect"></a>
<div class="topic">
<h3>time stamp</h3>

<p>information added to a record or other form of data showing the date and time it was processed and possibly the user</p>
</div>


<a name="id014929" shape="rect"></a>
<div class="topic">
<h3>time stamping; <em>timestamping</em></h3>

<p>end-to-end delivery service in which the RTP/RTCP protocol provides for data with real-time characteristics the time stamps for synchronisation of media streams</p>
</div>


<a name="id02793" shape="rect"></a>
<div class="topic">
<h3>time supervision; <em>time-out</em></h3>

<p>method for supervising that the events occur within the predetermined time limit</p>
</div>


<a name="p2xhtm-repid-17943" shape="rect"></a>
<div class="topic">
<h3>time supervision for the additional digit</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010891#id010891" onclick="sync(this);return true" shape="rect">See additional digit time supervision</a></p>
</div>


<a name="id02789" shape="rect"></a>
<div class="topic">
<h3>time switch</h3>

<p>part of time switching stage in a time division network used for shifting the channels (time slots) in time, with a certain delay, in relation to a certain time reference (frame)</p>
</div>


<a name="id08" shape="rect"></a>
<div class="topic">
<h3>time switching stage; <em>time stage</em></h3>

<p>part of time division network consisting of parallel time switches</p>
</div>


<a name="id08096" shape="rect"></a>
<div class="topic">
<h3>time tariff; <em>fixed time based tariff</em></h3>

<p>tariff which informs the price of the call in currency units per second</p>
</div>


<a name="id019729" shape="rect"></a>
<div class="topic">
<h3>time to first fix; <em>TTFF</em></h3>

<p>period between the moment when a global positioning system (GPS) receiver is switched on and the moment when it defines its position for the first time</p>
</div>


<a name="p2xhtm-repid-17948" shape="rect"></a>
<div class="topic">
<h3>time to fix first</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019729#id019729" onclick="sync(this);return true" shape="rect">See time to first fix</a></p>
</div>


<a name="id010028" shape="rect"></a>
<div class="topic">
<h3>time to live; <em>TTL</em></h3>

<p>IP packet field which shows how long a packet is considered valid</p>
</div>


<a name="p2xhtm-repid-17950" shape="rect"></a>
<div class="topic">
<h3>time-based billing</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06#id06" onclick="sync(this);return true" shape="rect">See time-based charging</a></p>
</div>


<a name="id06" shape="rect"></a>
<div class="topic">
<h3>time-based charging; <em>time charging</em>; <em>duration-based charging</em>; <em>TBC</em></h3>

<p>charging that is based on the time a connection is used</p>
</div>


<a name="id014901" shape="rect"></a>
<div class="topic">
<h3>time-based frame numbering</h3>

<p>frame numbering scheme in which the frame number is incremented for each Iu timing interval (ITI) unit as specified in the initialisation frame</p>
</div>


<a name="id012676" shape="rect"></a>
<div class="topic">
<h3>time-division multiplexing; <em>TDM</em></h3>

<p>multiplexing technique in which two or more lower bandwidth communications channels are combined into a higher bandwidth channel by allocating frequency time slots in turn to each of the lower bandwidth communications</p>
</div>


<a name="id02759" shape="rect"></a>
<div class="topic">
<h3>time-out</h3>

<p>situation where the time supervision set by a process is exceeded and the process is informed of this</p>
</div>


<a name="p2xhtm-repid-17955" shape="rect"></a>
<div class="topic">
<h3>time-out</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05150#id05150" onclick="sync(this);return true" shape="rect">See time limit</a></p>
</div>


<a name="p2xhtm-repid-17956" shape="rect"></a>
<div class="topic">
<h3>time-out</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02793#id02793" onclick="sync(this);return true" shape="rect">See time supervision</a></p>
</div>


<a name="id011126" shape="rect"></a>
<div class="topic">
<h3>time-out control; <em>timeout control</em></h3>

<p>criterion for rejecting old transaction requests in connection with the window access control gate</p>
</div>


<a name="p2xhtm-repid-17958" shape="rect"></a>
<div class="topic">
<h3>time-out interval</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05150#id05150" onclick="sync(this);return true" shape="rect">See time limit</a></p>
</div>


<a name="p2xhtm-repid-17959" shape="rect"></a>
<div class="topic">
<h3>time-out period</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05150#id05150" onclick="sync(this);return true" shape="rect">See time limit</a></p>
</div>


<a name="id05727" shape="rect"></a>
<div class="topic">
<h3>time-shared control channel; <em>TSCC</em></h3>

<p>control channel used by several base stations sequentially</p>
</div>


<a name="id05" shape="rect"></a>
<div class="topic">
<h3>time-slot; <em>time slot</em>; <em>timeslot</em>; <em>TS</em>; <em>ts</em>; <em>TSL</em></h3>

<p>cyclic time interval that can be recognised and defined uniquely</p>
</div>


<a name="id020666" shape="rect"></a>
<div class="topic">
<h3>time-slot monitoring</h3>

<p>method used to monitor time-slots in interfaces where either cross-connections or control bits have been created</p>
</div>


<a name="id05017" shape="rect"></a>
<div class="topic">
<h3>time-slot number; <em>timeslot number</em>; <em>TN</em></h3>

<p>number that identifies the particular time slot</p>
</div>


<a name="id03013" shape="rect"></a>
<div class="topic">
<h3>time-slot sequence integrity</h3>

<p>assurance that the digital information contained in the time slots of a multislot connection arrives at the output (or terminal) in the same sequence as it was introduced</p>
</div>


<a name="id05628" shape="rect"></a>
<div class="topic">
<h3>time-slot-specific access number</h3>

<p>digit sequence which is used to specify a number for each time slot of the branch exchange circuit group for charging administration</p>
</div>


<a name="id02786" shape="rect"></a>
<div class="topic">
<h3>time-space-time switch; <em>TST-switch</em></h3>

<p>time division switching network that has a time-space-time architecture</p>
</div>


<a name="id015323" shape="rect"></a>
<div class="topic">
<h3>timed diagnosis job</h3>

<p>diagnosis job that is started on a set date and time for one or several plug-in units of a functional unit</p>
</div>


<a name="p2xhtm-repid-17968" shape="rect"></a>
<div class="topic">
<h3>timeout control</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011126#id011126" onclick="sync(this);return true" shape="rect">See time-out control</a></p>
</div>


<a name="id02679" shape="rect"></a>
<div class="topic">
<h3>timer</h3>

<p>area for storing a variable whose value is decremented at certain intervals by the real time process of the operating system</p>
</div>


<a name="id04173" shape="rect"></a>
<div class="topic">
<h3>timer</h3>

<p>object, owned by a process instance, that can be active or inactive. An active timer returns a timer signal to the owning process instance at a specified time</p>
</div>


<a name="id013807" shape="rect"></a>
<div class="topic">
<h3>timer composite unit; <em>timerCU</em></h3>

<p>maximum delay for an incomplete ATM cell to be transmitted in ATM adaptation layer type 2 (AAL2), the value of which is needed to limit the cell assembly delay</p>
</div>


<a name="id012900" shape="rect"></a>
<div class="topic">
<h3>timer for C-number list</h3>

<p>time supervision set to determine when a call is forwarded to the next subscriber on the C-number list</p>
</div>


<a name="id02670" shape="rect"></a>
<div class="topic">
<h3>timer service</h3>

<p>method of time supervision in which timers are located in the memory region of the process that requested the service</p>
</div>


<a name="p2xhtm-repid-17974" shape="rect"></a>
<div class="topic">
<h3>timerCU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013807#id013807" onclick="sync(this);return true" shape="rect">See timer composite unit</a></p>
</div>


<a name="p2xhtm-repid-17975" shape="rect"></a>
<div class="topic">
<h3>timeslot</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05#id05" onclick="sync(this);return true" shape="rect">See time-slot</a></p>
</div>


<a name="id08590" shape="rect"></a>
<div class="topic">
<h3>timeslot interleaving</h3>

<p>in a multichannel system with time division, the forming of a cycle containing one timeslot from each channel</p>
</div>


<a name="p2xhtm-repid-17977" shape="rect"></a>
<div class="topic">
<h3>timeslot number</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05017#id05017" onclick="sync(this);return true" shape="rect">See time-slot number</a></p>
</div>


<a name="p2xhtm-repid-17978" shape="rect"></a>
<div class="topic">
<h3>timestamping</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014929#id014929" onclick="sync(this);return true" shape="rect">See time stamping</a></p>
</div>


<a name="id020" shape="rect"></a>
<div class="topic">
<h3>timing</h3>

<p>act of regulating the order and time of occurrence of the different functions of a device or a system</p>
</div>


<a name="id011273" shape="rect"></a>
<div class="topic">
<h3>timing advance; <em>TA</em></h3>

<p>value that the base station calculates from access bursts and sends to the mobile station (MS) enabling the MS to advance the timing of its transmissions to the BS so as to compensate for propagation delay.</p>
</div>


<a name="id011262" shape="rect"></a>
<div class="topic">
<h3>timing advance value; <em>TA value</em></h3>

<p>field in an information element, which indicates the timing advance</p>
</div>


<a name="p2xhtm-repid-17982" shape="rect"></a>
<div class="topic">
<h3>timing extraction</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013#id013" onclick="sync(this);return true" shape="rect">See timing recovery</a></p>
</div>


<a name="id016101" shape="rect"></a>
<div class="topic">
<h3>timing protection source</h3>

<p>protective, secondary synchronisation source</p>
</div>


<a name="id013" shape="rect"></a>
<div class="topic">
<h3>timing recovery</h3>

<p>derivation of a timing signal from a received signal</p>
</div>


<a name="p2xhtm-repid-17985" shape="rect"></a>
<div class="topic">
<h3>timing reference</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021#id021" onclick="sync(this);return true" shape="rect">See timing signal</a></p>
</div>


<a name="id010808" shape="rect"></a>
<div class="topic">
<h3>timing reference link; <em>TRL</em></h3>

<p>one of the physical links of the IMA group from which the IDCR (IMA data cell rate) is derived</p>
</div>


<a name="p2xhtm-repid-17987" shape="rect"></a>
<div class="topic">
<h3>timing reference signal</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021#id021" onclick="sync(this);return true" shape="rect">See timing signal</a></p>
</div>


<a name="id021" shape="rect"></a>
<div class="topic">
<h3>timing signal; <em>timing reference signal</em>; <em>timing reference</em></h3>

<p>cyclic signal used to control the timing of operations</p>
</div>


<a name="id08591" shape="rect"></a>
<div class="topic">
<h3>timing source fallback list</h3>

<p>list which is preset by a user for possible failures in the main synchronisation reference, so that the reference source with the highest priority and quality is selected</p>
</div>


<a name="id016649" shape="rect"></a>
<div class="topic">
<h3>tip</h3>

<p>information on some secrets for using a mobile phone more efficiently</p>
</div>


<a name="id07081" shape="rect"></a>
<div class="topic">
<h3>title bar</h3>

<p>top edge of a window containing the name of the window and the control buttons of the window's basic functions</p>
</div>


<a name="p2xhtm-repid-17992" shape="rect"></a>
<div class="topic">
<h3>TL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03735#id03735" onclick="sync(this);return true" shape="rect">See test loop</a></p>
</div>


<a name="p2xhtm-repid-17993" shape="rect"></a>
<div class="topic">
<h3>TLLI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08953#id08953" onclick="sync(this);return true" shape="rect">See temporary logical link identity</a></p>
</div>


<a name="p2xhtm-repid-17994" shape="rect"></a>
<div class="topic">
<h3>TLM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019727#id019727" onclick="sync(this);return true" shape="rect">See telemetry word</a></p>
</div>


<a name="p2xhtm-repid-17995" shape="rect"></a>
<div class="topic">
<h3>TLS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013810#id013810" onclick="sync(this);return true" shape="rect">See transport layer security protocol</a></p>
</div>


<a name="p2xhtm-repid-17996" shape="rect"></a>
<div class="topic">
<h3>TLV</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013494#id013494" onclick="sync(this);return true" shape="rect">See type-length-value coding</a></p>
</div>


<a name="p2xhtm-repid-17997" shape="rect"></a>
<div class="topic">
<h3>TLV coding</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013494#id013494" onclick="sync(this);return true" shape="rect">See type-length-value coding</a></p>
</div>


<a name="p2xhtm-repid-17998" shape="rect"></a>
<div class="topic">
<h3>TM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018475#id018475" onclick="sync(this);return true" shape="rect">See traffic management</a></p>
</div>


<a name="p2xhtm-repid-17999" shape="rect"></a>
<div class="topic">
<h3>TM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06608#id06608" onclick="sync(this);return true" shape="rect">See terminal multiplexer</a></p>
</div>


<a name="id018758" shape="rect"></a>
<div class="topic">
<h3>TM4 rack</h3>

<p>CEPT A type slim rack</p>
</div>


<a name="p2xhtm-repid-18001" shape="rect"></a>
<div class="topic">
<h3>TMC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06303#id06303" onclick="sync(this);return true" shape="rect">See transmission management computer</a></p>
</div>


<a name="p2xhtm-repid-18002" shape="rect"></a>
<div class="topic">
<h3>TMN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05486#id05486" onclick="sync(this);return true" shape="rect">See telecommunications management network</a></p>
</div>


<a name="id05283" shape="rect"></a>
<div class="topic">
<h3>TMN architecture</h3>

<p>means of organising and representing knowledge within network management</p>
</div>


<a name="id05306" shape="rect"></a>
<div class="topic">
<h3>TMN data communication network; <em>DCN</em></h3>

<p>communication network within a TMN which supports data communication functions (DCF) at the reference point q3</p>
</div>


<a name="id05332" shape="rect"></a>
<div class="topic">
<h3>TMN fault correction</h3>

<p>part of fault management which provides functions for automatic fault correction</p>
</div>


<a name="id05270" shape="rect"></a>
<div class="topic">
<h3>TMN function</h3>

<p>constituent part of the functional architecture of a telecommunications management network (TMN) providing the TMN general functions which enable a TMN to perform the TMN management services</p>
</div>


<a name="id05276" shape="rect"></a>
<div class="topic">
<h3>TMN functional architecture</h3>

<p>description of appropriate distribution of functions that allows for the creation of functional blocks from which a telecommunications management network (TMN) of any complexity can be implemented. These function blocks are separated by reference points and lead to the requirements for the TMN- recommended interface specifications</p>
</div>


<a name="id05296" shape="rect"></a>
<div class="topic">
<h3>TMN functional model</h3>

<p>layered structure of functions and their logical interfaces representing the telecommunications management network (TMN). The functional model is implementation independent and does not imply any allocation of functions to physical entities.</p>
</div>


<a name="id06516" shape="rect"></a>
<div class="topic">
<h3>TMN general function</h3>

<p>function which provides support for the TMN application functions</p>
</div>


<a name="id05293" shape="rect"></a>
<div class="topic">
<h3>TMN information architecture; <em>information architecture</em></h3>

<p>architecture based on an object-oriented approach which gives the rationale for the application of OSI systems management principles to the TMN principles. The OSI systems management principles are mapped onto the TMN principles and are expanded to fit the TMN environment where necessary</p>
</div>


<a name="id06469" shape="rect"></a>
<div class="topic">
<h3>TMN management function; <em>TMN MF</em></h3>

<p>access mechanism to the managed resources, which provide the capability of acting upon the managed resources</p>
</div>


<a name="id06470" shape="rect"></a>
<div class="topic">
<h3>TMN management service; <em>TMN MS</em></h3>

<p>service offering fulfilling specific telecommunications management needs of the TMN user</p>
</div>


<a name="id05279" shape="rect"></a>
<div class="topic">
<h3>TMN management service components; <em>TMN MSC</em></h3>

<p>constituent part of a TMN management service, stating the requirements for actions to be performed on the managed resources</p>
</div>


<a name="p2xhtm-repid-18014" shape="rect"></a>
<div class="topic">
<h3>TMN MF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06469#id06469" onclick="sync(this);return true" shape="rect">See TMN management function</a></p>
</div>


<a name="p2xhtm-repid-18015" shape="rect"></a>
<div class="topic">
<h3>TMN MS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06470#id06470" onclick="sync(this);return true" shape="rect">See TMN management service</a></p>
</div>


<a name="p2xhtm-repid-18016" shape="rect"></a>
<div class="topic">
<h3>TMN MSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05279#id05279" onclick="sync(this);return true" shape="rect">See TMN management service components</a></p>
</div>


<a name="id05290" shape="rect"></a>
<div class="topic">
<h3>TMN physical architecture</h3>

<p>description of realisable interfaces and examples of physical components (hardware and software) that make up the TMN.</p>
</div>


<a name="id05333" shape="rect"></a>
<div class="topic">
<h3>TMN testing</h3>

<p>part of fault management where a TMN can either direct or carry out testing procedures</p>
</div>


<a name="id06515" shape="rect"></a>
<div class="topic">
<h3>TMN user</h3>

<p>that which exercises the TMN management service for the purpose of fulfilling its management objectives</p>
</div>


<a name="p2xhtm-repid-18020" shape="rect"></a>
<div class="topic">
<h3>Tmr</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04364#id04364" onclick="sync(this);return true" shape="rect">See message transfer part receiving time</a></p>
</div>


<a name="p2xhtm-repid-18021" shape="rect"></a>
<div class="topic">
<h3>TMR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06727#id06727" onclick="sync(this);return true" shape="rect">See transmission medium requirements</a></p>
</div>


<a name="p2xhtm-repid-18022" shape="rect"></a>
<div class="topic">
<h3>TMR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08817#id08817" onclick="sync(this);return true" shape="rect">See transmission medium requirement</a></p>
</div>


<a name="p2xhtm-repid-18023" shape="rect"></a>
<div class="topic">
<h3>TMS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011264#id011264" onclick="sync(this);return true" shape="rect">See transmission management system protocol</a></p>
</div>


<a name="p2xhtm-repid-18024" shape="rect"></a>
<div class="topic">
<h3>Tms</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04363#id04363" onclick="sync(this);return true" shape="rect">See message transfer part sending time</a></p>
</div>


<a name="p2xhtm-repid-18025" shape="rect"></a>
<div class="topic">
<h3>TMS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06304#id06304" onclick="sync(this);return true" shape="rect">See transmission management system</a></p>
</div>


<a name="p2xhtm-repid-18026" shape="rect"></a>
<div class="topic">
<h3>TMS protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011264#id011264" onclick="sync(this);return true" shape="rect">See transmission management system protocol</a></p>
</div>


<a name="p2xhtm-repid-18027" shape="rect"></a>
<div class="topic">
<h3>TMSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012662#id012662" onclick="sync(this);return true" shape="rect">See transit mobile services switching centre</a></p>
</div>


<a name="p2xhtm-repid-18028" shape="rect"></a>
<div class="topic">
<h3>TMSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04513#id04513" onclick="sync(this);return true" shape="rect">See temporary mobile subscriber identity</a></p>
</div>


<a name="id05257" shape="rect"></a>
<div class="topic">
<h3>TMSI reallocation</h3>

<p>mobility management procedure in which the mobile station's temporary mobile subscriber identity (TMSI) is changed continuously</p>
</div>


<a name="p2xhtm-repid-18030" shape="rect"></a>
<div class="topic">
<h3>TN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05017#id05017" onclick="sync(this);return true" shape="rect">See time-slot number</a></p>
</div>


<a name="p2xhtm-repid-18031" shape="rect"></a>
<div class="topic">
<h3>TN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07547#id07547" onclick="sync(this);return true" shape="rect">See transmission network</a></p>
</div>


<a name="p2xhtm-repid-18032" shape="rect"></a>
<div class="topic">
<h3>TNM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08529#id08529" onclick="sync(this);return true" shape="rect">See trunk network maintenance</a></p>
</div>


<a name="p2xhtm-repid-18033" shape="rect"></a>
<div class="topic">
<h3>TNPP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016810#id016810" onclick="sync(this);return true" shape="rect">See Telocator network paging protocol</a></p>
</div>


<a name="p2xhtm-repid-18034" shape="rect"></a>
<div class="topic">
<h3>TNS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010506#id010506" onclick="sync(this);return true" shape="rect">See transit network selection</a></p>
</div>


<a name="id04234" shape="rect"></a>
<div class="topic">
<h3>TNSDL</h3>

<p>software design and description language used by NOKIA and based on the SDL language (SDL) as defined by the ITU-T</p>
</div>


<a name="id07754" shape="rect"></a>
<div class="topic">
<h3>toggle</h3>

<p>program or setting in a program, operating as a toggle switch with only two positions, the use of which alternately sets a function on and off</p>
</div>


<a name="id07755" shape="rect"></a>
<div class="topic">
<h3>toggle</h3>

<p>activate or deactivate a function or a mode</p>
</div>


<a name="id019824" shape="rect"></a>
<div class="topic">
<h3>toggle button</h3>

<p>push button that switches between two states</p>
</div>


<a name="id013250" shape="rect"></a>
<div class="topic">
<h3>token</h3>

<p>ticket with which a call can pass through the gapping gate</p>
</div>


<a name="id09177" shape="rect"></a>
<div class="topic">
<h3>token bank</h3>

<p>reserve which allows small traffic bursts to go through, even if the pace of those calls would be higher than adjusted bound rate</p>
</div>


<a name="id010172" shape="rect"></a>
<div class="topic">
<h3>token card</h3>

<p>one-time password card programmed to a specific user, each user having a unique PIN number that can generate a password keyed strictly to the corresponding card</p>
</div>


<a name="p2xhtm-repid-18042" shape="rect"></a>
<div class="topic">
<h3>toll network /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01692#id01692" onclick="sync(this);return true" shape="rect">See trunk circuit network</a></p>
</div>


<a name="id015944" shape="rect"></a>
<div class="topic">
<h3>toll ticket</h3>

<p>trunk-originated call charging record (CDR) in the mobile services switching centre (MSC)</p>
</div>


<a name="id016441" shape="rect"></a>
<div class="topic">
<h3>toll-free network</h3>

<p>network that is kept free of charge</p>
</div>


<a name="id01703" shape="rect"></a>
<div class="topic">
<h3>tone generator</h3>

<p>rotary machine, oscillator, or solid state digital tone synthesiser which produces the information and advice tones needed for telephone service</p>
</div>


<a name="p2xhtm-repid-18046" shape="rect"></a>
<div class="topic">
<h3>tone on hold</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01187#id01187" onclick="sync(this);return true" shape="rect">See queue tone</a></p>
</div>


<a name="p2xhtm-repid-18047" shape="rect"></a>
<div class="topic">
<h3>tone pager</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06047#id06047" onclick="sync(this);return true" shape="rect">See tone-only receiver</a></p>
</div>


<a name="id06046" shape="rect"></a>
<div class="topic">
<h3>tone paging; <em>tone-only call</em></h3>

<p>paging where the paging message is a tone signal given by the pager</p>
</div>


<a name="p2xhtm-repid-18049" shape="rect"></a>
<div class="topic">
<h3>tone paging receiver</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06047#id06047" onclick="sync(this);return true" shape="rect">See tone-only receiver</a></p>
</div>


<a name="p2xhtm-repid-18050" shape="rect"></a>
<div class="topic">
<h3>tone ringing</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02374#id02374" onclick="sync(this);return true" shape="rect">See voice-frequency ringing</a></p>
</div>


<a name="p2xhtm-repid-18051" shape="rect"></a>
<div class="topic">
<h3>tone-only call</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06046#id06046" onclick="sync(this);return true" shape="rect">See tone paging</a></p>
</div>


<a name="id06047" shape="rect"></a>
<div class="topic">
<h3>tone-only receiver; <em>tone pager</em>; <em>tone paging receiver</em>; <em>beeper</em></h3>

<p>pager which indicates the message in tone signals, cf. tone paging</p>
</div>


<a name="id016615" shape="rect"></a>
<div class="topic">
<h3>tones and graphics</h3>

<p>on the Club Nokia web pages, a main heading leading to pages where users may select graphics and ringing tones</p>
</div>


<a name="id07660" shape="rect"></a>
<div class="topic">
<h3>tool box</h3>

<p>square box containing the tools used to create or change a drawing</p>
</div>


<a name="id016406" shape="rect"></a>
<div class="topic">
<h3>tool command language; <em>TCL</em></h3>

<p>freeware HTML script language developed by John Ousterhout at UC Berkeley</p>
</div>


<a name="p2xhtm-repid-18056" shape="rect"></a>
<div class="topic">
<h3>tool tip</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013529#id013529" onclick="sync(this);return true" shape="rect">See tooltip</a></p>
</div>


<a name="id020011" shape="rect"></a>
<div class="topic">
<h3>toolbelt</h3>

<p>in a graphical user interface (GUI), a set of tools that are needed frequently in conjunction for fulfilling the needs of particular user roles</p>
</div>


<a name="id013529" shape="rect"></a>
<div class="topic">
<h3>tooltip; <em>tool tip</em></h3>

<p>in a user interface, text displayed in a box that appears beneath the pointer to describe the interface element</p>
</div>


<a name="id05380" shape="rect"></a>
<div class="topic">
<h3>top</h3>

<p>managed object class of which every other object class is a subclass</p>
</div>


<a name="id019109" shape="rect"></a>
<div class="topic">
<h3>top-level user interface</h3>

<p>user interface that contains graphical views of the managed network, in which network elements are represented by view objects</p>
</div>


<a name="id010106" shape="rect"></a>
<div class="topic">
<h3>topology</h3>

<p>hierarchy of connections between functional units in the network element</p>
</div>


<a name="p2xhtm-repid-18062" shape="rect"></a>
<div class="topic">
<h3>topology</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020505#id020505" onclick="sync(this);return true" shape="rect">See topology descriptor</a></p>
</div>


<a name="p2xhtm-repid-18063" shape="rect"></a>
<div class="topic">
<h3>topology change notification</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013489#id013489" onclick="sync(this);return true" shape="rect">See topology change notification BPDU</a></p>
</div>


<a name="id013489" shape="rect"></a>
<div class="topic">
<h3>topology change notification BPDU; <em>topology change notification</em></h3>

<p>protocol data unit (PDU) that a bridge uses to notify the root that there has been a topology change somewhere in the network</p>
</div>


<a name="id020505" shape="rect"></a>
<div class="topic">
<h3>topology descriptor; <em>topology</em></h3>

<p>within H.248, a descriptor which is used to specify the flow directions between terminations in a context</p>
</div>


<a name="id019121" shape="rect"></a>
<div class="topic">
<h3>topology event</h3>

<p>event containing information about the changes in network topology</p>
</div>


<a name="id019122" shape="rect"></a>
<div class="topic">
<h3>topology event forwarding</h3>

<p>topology management function which updates the information about regional network management system (NMS) objects to the global cluster database as soon as changes have occurred and the information about those changes has been stored in the regional NMS database</p>
</div>


<a name="id019123" shape="rect"></a>
<div class="topic">
<h3>topology event interface</h3>

<p>real-time event transfer interface which is used to send topology events from an adaptor in the external system to the manager as soon as they are generated in the external system</p>
</div>


<a name="id019124" shape="rect"></a>
<div class="topic">
<h3>topology interface</h3>

<p>part of the RPC interface which is used to transfer network-topology-related data</p>
</div>


<a name="id019125" shape="rect"></a>
<div class="topic">
<h3>topology management</h3>

<p>set of functions used to manage the topology of the network and to keep track of the system configuration</p>
</div>


<a name="p2xhtm-repid-18071" shape="rect"></a>
<div class="topic">
<h3>topology management</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020228#id020228" onclick="sync(this);return true" shape="rect">See LAN topology management</a></p>
</div>


<a name="id019126" shape="rect"></a>
<div class="topic">
<h3>topology upload</h3>

<p>operation where the information on the current object hierarchy of the external system is transmitted to the network management system (NMS)</p>
</div>


<a name="id019127" shape="rect"></a>
<div class="topic">
<h3>topology upload interface</h3>

<p>interface for performing topology upload for managed objects from the adaptor to the network management system (NMS)</p>
</div>


<a name="p2xhtm-repid-18074" shape="rect"></a>
<div class="topic">
<h3>ToS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010030#id010030" onclick="sync(this);return true" shape="rect">See type of service</a></p>
</div>


<a name="id013251" shape="rect"></a>
<div class="topic">
<h3>total charges</h3>

<p>charging information, which is sent to the subscriber after the termination of the call, indicating the charges recorded for the call</p>
</div>


<a name="id03260" shape="rect"></a>
<div class="topic">
<h3>total diagnosis</h3>

<p>group of diagnostic programs executed in a sequence for determining the condition of the functional unit</p>
</div>


<a name="id08755" shape="rect"></a>
<div class="topic">
<h3>total load observation</h3>

<p>part of load observation through which the total amount of traffic transmitted by the exchange (in Erlangs) is obtained</p>
</div>


<a name="id08756" shape="rect"></a>
<div class="topic">
<h3>total load observation report</h3>

<p>report which provides information on the total traffic and number of calls switched by the exchange</p>
</div>


<a name="id015328" shape="rect"></a>
<div class="topic">
<h3>total received cell count related to the CLP-0 user cell flow; <em>TRCC-0</em>; <em>TRCC0</em></h3>

<p>field that carries the value of a running counter which indicates the total number of received user cells with cell loss priority value zero (CLP=0)</p>
</div>


<a name="id015329" shape="rect"></a>
<div class="topic">
<h3>total received cell count related to the CLP-0+1 user cell flow; <em>TRCC-0+1</em>; <em>TRCC0+1</em></h3>

<p>field that carries the value of a running counter which indicates the total number of received user cells with cell loss priority value zero plus one (CLP=0+1)</p>
</div>


<a name="p2xhtm-repid-18081" shape="rect"></a>
<div class="topic">
<h3>total report</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08734#id08734" onclick="sync(this);return true" shape="rect">See total report of peak hour measurement</a></p>
</div>


<a name="id08734" shape="rect"></a>
<div class="topic">
<h3>total report of peak hour measurement; <em>total report</em></h3>

<p>peak hour report which includes circuit-group-specific data that has been collected after the previous total report was output</p>
</div>


<a name="id015330" shape="rect"></a>
<div class="topic">
<h3>total user cell number related to the CLP-0 user cell flow; <em>TUC-0</em>; <em>TUCN0</em></h3>

<p>field that indicates the current value of a running counter related to the total number of transmitted user cells with cell loss priority value zero (CLP=0) when the forward monitoring cell is inserted</p>
</div>


<a name="id015331" shape="rect"></a>
<div class="topic">
<h3>total user cell number related to the CLP-0+1 user cell flow; <em>TUC-0+1</em>; <em>TUCN0+1</em></h3>

<p>field that indicates the current value of a running counter related to the total number of transmitted user cells with cell loss priority value zero plus one (CLP=0+1) when the forward monitoring cell is inserted</p>
</div>


<a name="id015324" shape="rect"></a>
<div class="topic">
<h3>totally stubby area</h3>

<p>stub area the entry point of which does not advertise inter-area routes and summaries</p>
</div>


<a name="id019940" shape="rect"></a>
<div class="topic">
<h3>touch pad</h3>

<p>touch-sensitive pad used as a pointing device</p>
</div>


<a name="p2xhtm-repid-18087" shape="rect"></a>
<div class="topic">
<h3>TP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011880#id011880" onclick="sync(this);return true" shape="rect">See transport protocol</a></p>
</div>


<a name="p2xhtm-repid-18088" shape="rect"></a>
<div class="topic">
<h3>TP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04750#id04750" onclick="sync(this);return true" shape="rect">See terminal portability</a></p>
</div>


<a name="p2xhtm-repid-18089" shape="rect"></a>
<div class="topic">
<h3>Tp</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04861#id04861" onclick="sync(this);return true" shape="rect">See data channel propagation time</a></p>
</div>


<a name="p2xhtm-repid-18090" shape="rect"></a>
<div class="topic">
<h3>TP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05652#id05652" onclick="sync(this);return true" shape="rect">See termination point</a></p>
</div>


<a name="p2xhtm-repid-18091" shape="rect"></a>
<div class="topic">
<h3>TP local index</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09794#id09794" onclick="sync(this);return true" shape="rect">See termination point local index</a></p>
</div>


<a name="p2xhtm-repid-18092" shape="rect"></a>
<div class="topic">
<h3>TPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014292#id014292" onclick="sync(this);return true" shape="rect">See transmit power control</a></p>
</div>


<a name="p2xhtm-repid-18093" shape="rect"></a>
<div class="topic">
<h3>TPDU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011881#id011881" onclick="sync(this);return true" shape="rect">See transport protocol data unit</a></p>
</div>


<a name="p2xhtm-repid-18094" shape="rect"></a>
<div class="topic">
<h3>TPG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014906#id014906" onclick="sync(this);return true" shape="rect">See transcoding processor group</a></p>
</div>


<a name="p2xhtm-repid-18095" shape="rect"></a>
<div class="topic">
<h3>TPI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09792#id09792" onclick="sync(this);return true" shape="rect">See termination point identifier</a></p>
</div>


<a name="p2xhtm-repid-18096" shape="rect"></a>
<div class="topic">
<h3>TPQ</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016227#id016227" onclick="sync(this);return true" shape="rect">See trigger processing queue</a></p>
</div>


<a name="p2xhtm-repid-18097" shape="rect"></a>
<div class="topic">
<h3>TPQM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016221#id016221" onclick="sync(this);return true" shape="rect">See trigger processing queue manager</a></p>
</div>


<a name="p2xhtm-repid-18098" shape="rect"></a>
<div class="topic">
<h3>TPS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012123#id012123" onclick="sync(this);return true" shape="rect">See transactions per second</a></p>
</div>


<a name="p2xhtm-repid-18099" shape="rect"></a>
<div class="topic">
<h3>TPU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09181#id09181" onclick="sync(this);return true" shape="rect">See transport pipe user</a></p>
</div>


<a name="p2xhtm-repid-18100" shape="rect"></a>
<div class="topic">
<h3>TQoD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014335#id014335" onclick="sync(this);return true" shape="rect">See terminating call query on digit analysis</a></p>
</div>


<a name="p2xhtm-repid-18101" shape="rect"></a>
<div class="topic">
<h3>TRA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0479#id0479" onclick="sync(this);return true" shape="rect">See trailer label</a></p>
</div>


<a name="id0320" shape="rect"></a>
<div class="topic">
<h3>trace</h3>

<p>store data related to program execution or addresses of executed commands during the running of a program to find out how the program works</p>
</div>


<a name="p2xhtm-repid-18103" shape="rect"></a>
<div class="topic">
<h3>trace</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020919#id020919" onclick="sync(this);return true" shape="rect">See trace observation</a></p>
</div>


<a name="id013252" shape="rect"></a>
<div class="topic">
<h3>trace control function</h3>

<p>function that collects trace data within a network element and formats the data into trace reports</p>
</div>


<a name="id015698" shape="rect"></a>
<div class="topic">
<h3>trace file</h3>

<p>file that is created each time an Oracle instance starts or an unexpected event occurs in a user process or background process</p>
</div>


<a name="id08063" shape="rect"></a>
<div class="topic">
<h3>trace identifier mismatch; <em>TIM</em></h3>

<p>alarm caused by reception of an incorrect trail trace identifier</p>
</div>


<a name="id020979" shape="rect"></a>
<div class="topic">
<h3>trace log</h3>

<p>log that is used to store information relating to the tracing of an application’s progress or a user’s actions</p>
</div>


<a name="id020919" shape="rect"></a>
<div class="topic">
<h3>trace observation; <em>trace</em></h3>

<p>feature which enables customer administration and network management to trace the activities of subscribers and mobile devices which result in events in the public land mobile network (PLMN), and all information that is available in the PLMN concerning the call path used by the subscribers and mobile devices</p>
</div>


<a name="id014903" shape="rect"></a>
<div class="topic">
<h3>trace reference; <em>trace reference ID</em></h3>

<p>information element (IE) of fixed length providing a reference number for a trace</p>
</div>


<a name="p2xhtm-repid-18110" shape="rect"></a>
<div class="topic">
<h3>trace reference ID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014903#id014903" onclick="sync(this);return true" shape="rect">See trace reference</a></p>
</div>


<a name="id014634" shape="rect"></a>
<div class="topic">
<h3>trace report</h3>

<p>report which includes information related to the subscriber or equipment and the event, with timestamps</p>
</div>


<a name="id016419" shape="rect"></a>
<div class="topic">
<h3>trace trigger ID</h3>

<p>information field in a trace report identifying the entity that triggered the trace</p>
</div>


<a name="id014904" shape="rect"></a>
<div class="topic">
<h3>trace type</h3>

<p>information element (IE) of fixed length indicating the type of trace information to be recorded</p>
</div>


<a name="id014632" shape="rect"></a>
<div class="topic">
<h3>traceability</h3>

<p>ability to trace events in a network</p>
</div>


<a name="id014633" shape="rect"></a>
<div class="topic">
<h3>traceroute</h3>

<p>transmission control protocol/Internet protocol (TCP/IP) command which allows the user to determine the route packets are taking to a particular host</p>
</div>


<a name="id011877" shape="rect"></a>
<div class="topic">
<h3>tracing</h3>

<p>observation of the subscriber and the equipment which the network operator performs with the purpose of checking the functioning of the network, equipment, or subscriber connections</p>
</div>


<a name="id08502" shape="rect"></a>
<div class="topic">
<h3>tracing</h3>

<p>function of performance management, in which data is obtained about processes that normal output and error messages do not give to the user</p>
</div>


<a name="id07563" shape="rect"></a>
<div class="topic">
<h3>track ball; <em>tracking ball</em>; <em>control ball</em></h3>

<p>data entry device consisting of a hand-operated sphere mounted in a small open-topped box. A trackball is most commonly used in the control of cursor and tracking-symbol movements</p>
</div>


<a name="p2xhtm-repid-18119" shape="rect"></a>
<div class="topic">
<h3>tracking ball</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07563#id07563" onclick="sync(this);return true" shape="rect">See track ball</a></p>
</div>


<a name="p2xhtm-repid-18120" shape="rect"></a>
<div class="topic">
<h3>traditional ringing tone</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019195#id019195" onclick="sync(this);return true" shape="rect">See monophonic ringing tone</a></p>
</div>


<a name="p2xhtm-repid-18121" shape="rect"></a>
<div class="topic">
<h3>traffic</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04845#id04845" onclick="sync(this);return true" shape="rect">See telecommunications traffic</a></p>
</div>


<a name="id02726" shape="rect"></a>
<div class="topic">
<h3>traffic administration; <em>traffic monitoring</em></h3>

<p>functions which enable the follow-up of traffic switching, performance, availability and intensity of an exchange or part of an exchange</p>
</div>


<a name="id05312" shape="rect"></a>
<div class="topic">
<h3>traffic administrative functions</h3>

<p>part of performance control including the functions and activities in the exchange and operations system which relate to the support of the network management function</p>
</div>


<a name="id020044" shape="rect"></a>
<div class="topic">
<h3>traffic analyser; <em>traffic analyzer /US/</em>; <em>TA</em></h3>

<p>tool that detects and analyses the information downloaded to the customer</p>
</div>


<a name="p2xhtm-repid-18125" shape="rect"></a>
<div class="topic">
<h3>traffic analyser charging record</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020048#id020048" onclick="sync(this);return true" shape="rect">See TA CDR</a></p>
</div>


<a name="id020080" shape="rect"></a>
<div class="topic">
<h3>traffic analyser rule editor; <em>TA rule editor</em></h3>

<p>editor that is used to manage traffic analyser rules, for example in the NSM directory</p>
</div>


<a name="p2xhtm-repid-18127" shape="rect"></a>
<div class="topic">
<h3>traffic analyzer /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020044#id020044" onclick="sync(this);return true" shape="rect">See traffic analyser</a></p>
</div>


<a name="id03702" shape="rect"></a>
<div class="topic">
<h3>traffic area; <em>TA</em></h3>

<p>group of base transceiver station areas, where paging information to mobile stations is sent simultaneously</p>
</div>


<a name="p2xhtm-repid-18129" shape="rect"></a>
<div class="topic">
<h3>traffic area</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03726#id03726" onclick="sync(this);return true" shape="rect">See location area</a></p>
</div>


<a name="id018400" shape="rect"></a>
<div class="topic">
<h3>traffic balancing</h3>

<p>balancing traffic load within or between cellular networks by tuning, for example, essential handover parameters</p>
</div>


<a name="id01808" shape="rect"></a>
<div class="topic">
<h3>traffic capacity</h3>

<p>maximum traffic per unit time that can be carried by a specified telecommunication system, subsystem, or device under specified conditions</p>
</div>


<a name="id08741" shape="rect"></a>
<div class="topic">
<h3>traffic capacity limit</h3>

<p>upper limit of the traffic capacity in a circuit group</p>
</div>


<a name="id04863" shape="rect"></a>
<div class="topic">
<h3>traffic carried</h3>

<p>traffic served by a pool of resources</p>
</div>


<a name="id02508" shape="rect"></a>
<div class="topic">
<h3>traffic category</h3>

<p>category determined on a call case basis</p>
</div>


<a name="id08763" shape="rect"></a>
<div class="topic">
<h3>traffic category measurement</h3>

<p>part of the traffic measurement that gives data on the traffic in each traffic category controlled by the exchange</p>
</div>


<a name="id012661" shape="rect"></a>
<div class="topic">
<h3>traffic category measurement report</h3>

<p>measurement report which shows the number and type of calls or call attempts handled by the exchange for each traffic category during the results accumulation period</p>
</div>


<a name="id04070" shape="rect"></a>
<div class="topic">
<h3>traffic channel; <em>TCH</em>; <em>TC</em></h3>

<p>logical radio channel assigned to a base transceiver station and primarily intended for conversation</p>
</div>


<a name="id01627" shape="rect"></a>
<div class="topic">
<h3>traffic channel band; <em>TC band</em></h3>

<p>the frequency band in use for traffic channels</p>
</div>


<a name="id011269" shape="rect"></a>
<div class="topic">
<h3>traffic channel queuing</h3>

<p>queuing where the base station controller (BSC) puts the circuit switched traffic channel request to queue because the radio time-slot requested in the GPRS territory is involved in a GPRS territory upgrade procedure that has not been completed yet</p>
</div>


<a name="p2xhtm-repid-18140" shape="rect"></a>
<div class="topic">
<h3>traffic class</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014864#id014864" onclick="sync(this);return true" shape="rect">See quality of service class</a></p>
</div>


<a name="p2xhtm-repid-18141" shape="rect"></a>
<div class="topic">
<h3>traffic concentrator</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02504#id02504" onclick="sync(this);return true" shape="rect">See exchange concentrator</a></p>
</div>


<a name="id018275" shape="rect"></a>
<div class="topic">
<h3>traffic conditioning</h3>

<p>mechanism used in a boundary node in order to realize differentiated service (DS) to support the required forwarding behaviour</p>
</div>


<a name="id07502" shape="rect"></a>
<div class="topic">
<h3>traffic contract</h3>

<p>requested quality of service for any given ATM connection and the maximum call delay variation tolerance allocated to the customer equipment</p>
</div>


<a name="id02729" shape="rect"></a>
<div class="topic">
<h3>traffic control</h3>

<p>operation of the exchange to establish the desired connection (from the incoming circuit to the outgoing circuit) and to specify the information related to the supervision of the connection</p>
</div>


<a name="id05313" shape="rect"></a>
<div class="topic">
<h3>traffic control functions</h3>

<p>part of performance control that relates to application, modification and removal of manual and automatic network management traffic controls</p>
</div>


<a name="id013530" shape="rect"></a>
<div class="topic">
<h3>traffic density</h3>

<p>characteristic of traffic expressed, for example, in kilobits per second per square kilometre (kbit/s/kmﾲ) or in erlangs per square kilometre (Erl/kmﾲ)</p>
</div>


<a name="id08765" shape="rect"></a>
<div class="topic">
<h3>traffic directivity measurement</h3>

<p>part of traffic measurement which is used in determining the traffic intensity of each defined pair of a circuit group and a destination and each destination pair during the results accumulation period</p>
</div>


<a name="id020871" shape="rect"></a>
<div class="topic">
<h3>traffic engineering; <em>TrE</em></h3>

<p>process of analysing traffic behaviour within transmission networks and associated network elements, and creating solutions as the basis of system design for those system functions that control or process traffic streams</p>
</div>


<a name="p2xhtm-repid-18149" shape="rect"></a>
<div class="topic">
<h3>traffic engineering community</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016190#id016190" onclick="sync(this);return true" shape="rect">See network operator traffic engineering community</a></p>
</div>


<a name="id014269" shape="rect"></a>
<div class="topic">
<h3>traffic flow template; <em>TFT</em></h3>

<p>information that the GGSN uses for multiplexing downlink data packets onto several secondary PDP contexts</p>
</div>


<a name="p2xhtm-repid-18151" shape="rect"></a>
<div class="topic">
<h3>traffic grooming</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013576#id013576" onclick="sync(this);return true" shape="rect">See grooming</a></p>
</div>


<a name="id016515" shape="rect"></a>
<div class="topic">
<h3>traffic handling priority; <em>THP</em></h3>

<p>parameter for traffic that belongs to the interactive class, indicating the priority level according to which the data must be handled</p>
</div>


<a name="id0467" shape="rect"></a>
<div class="topic">
<h3>traffic intensity; <em>carried traffic intensity</em>; <em>traffic load</em></h3>

<p>amount of traffic carried over a given interval of time</p>
</div>


<a name="p2xhtm-repid-18154" shape="rect"></a>
<div class="topic">
<h3>traffic load</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0467#id0467" onclick="sync(this);return true" shape="rect">See traffic intensity</a></p>
</div>


<a name="id021059" shape="rect"></a>
<div class="topic">
<h3>traffic load measurements</h3>

<p>set of measurements that provides information on the traffic distribution in a network element</p>
</div>


<a name="id018475" shape="rect"></a>
<div class="topic">
<h3>traffic management; <em>TM</em></h3>

<p>process that protects the network and the end system from congestion in order to achieve network performance objectives, and promotes the efficient use of network resources</p>
</div>


<a name="id013808" shape="rect"></a>
<div class="topic">
<h3>traffic management unit</h3>

<p>computer unit in which ATM cells are buffered and scheduled</p>
</div>


<a name="id018479" shape="rect"></a>
<div class="topic">
<h3>traffic manager</h3>

<p>graphical tool that provides the independent allocation of the BTS transmission capacity</p>
</div>


<a name="id05085" shape="rect"></a>
<div class="topic">
<h3>traffic measurement</h3>

<p>functions of traffic administration giving information on the intensity and distribution of traffic in the exchange during different times of the day and the week</p>
</div>


<a name="id08776" shape="rect"></a>
<div class="topic">
<h3>traffic measurement for the internal announcement device; <em>traffic measurement for VANG</em>; <em>internal announcement measurement</em></h3>

<p>part of traffic measurement which gives information on how many and what type of announcements have been given with the integrated announcement device during the result collection period</p>
</div>


<a name="p2xhtm-repid-18161" shape="rect"></a>
<div class="topic">
<h3>traffic measurement for VANG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08776#id08776" onclick="sync(this);return true" shape="rect">See traffic measurement for the internal announcement device</a></p>
</div>


<a name="id08781" shape="rect"></a>
<div class="topic">
<h3>traffic measurement on announcement channel; <em>announcement channel measurement</em></h3>

<p>part of traffic measurement that gives information on how many announcements have been given during the results accumulation period, and on which channel</p>
</div>


<a name="p2xhtm-repid-18163" shape="rect"></a>
<div class="topic">
<h3>traffic measurement on circuit groups</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08796#id08796" onclick="sync(this);return true" shape="rect">See circuit group measurement</a></p>
</div>


<a name="p2xhtm-repid-18164" shape="rect"></a>
<div class="topic">
<h3>traffic measurement on remote subscriber stage</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08745#id08745" onclick="sync(this);return true" shape="rect">See remote subscriber stage measurement</a></p>
</div>


<a name="p2xhtm-repid-18165" shape="rect"></a>
<div class="topic">
<h3>traffic measurement on subscriber module</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08782#id08782" onclick="sync(this);return true" shape="rect">See subscriber module measurement</a></p>
</div>


<a name="id08764" shape="rect"></a>
<div class="topic">
<h3>traffic measurement report</h3>

<p>measurement report which contains data stored by data collecting services about traffic intensity and distribution</p>
</div>


<a name="id013531" shape="rect"></a>
<div class="topic">
<h3>traffic model</h3>

<p>model that describes traffic patterns for continuous streams, and data packets with varying inter- arrival times and varying packet length</p>
</div>


<a name="p2xhtm-repid-18168" shape="rect"></a>
<div class="topic">
<h3>traffic monitoring</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02726#id02726" onclick="sync(this);return true" shape="rect">See traffic administration</a></p>
</div>


<a name="id02722" shape="rect"></a>
<div class="topic">
<h3>traffic observation</h3>

<p>traffic administration functions which observe individual calls and call attempts fulfilling triggering conditions</p>
</div>


<a name="id075" shape="rect"></a>
<div class="topic">
<h3>traffic observation report</h3>

<p>output of traffic observation to printer or magnetic tape of operation and maintenance</p>
</div>


<a name="id04859" shape="rect"></a>
<div class="topic">
<h3>traffic offered</h3>

<p>traffic that would be carried by a pool of resources sufficiently large to serve that traffic without limitation</p>
</div>


<a name="id05301" shape="rect"></a>
<div class="topic">
<h3>traffic performance monitoring functions</h3>

<p>part of performance monitoring providing the functions which relate for the assessment of the current performance of the network and the traffic being offered and carried</p>
</div>


<a name="p2xhtm-repid-18173" shape="rect"></a>
<div class="topic">
<h3>traffic policing</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09759#id09759" onclick="sync(this);return true" shape="rect">See policing</a></p>
</div>


<a name="id018276" shape="rect"></a>
<div class="topic">
<h3>traffic profile</h3>

<p>in differentiated service (DS), the profile used by a traffic conditioner, which defines the rules for determining whether packets are in-profile or out-of-profile.</p>
</div>


<a name="id020667" shape="rect"></a>
<div class="topic">
<h3>traffic protection; <em>transmission protection</em></h3>

<p>protection method where traffic is protected against telecommunication path failure</p>
</div>


<a name="id020414" shape="rect"></a>
<div class="topic">
<h3>traffic service</h3>

<p>service which is visible to the user, to which the user can subscribe, which the network can deny, and which can be defined with one or more chargeable service components by using layer 4 parameters and optionally a URL address</p>
</div>


<a name="id09255" shape="rect"></a>
<div class="topic">
<h3>traffic shaping; <em>TS</em></h3>

<p>mechanism that alters the traffic characteristics of a stream of cells on a connection to achieve better network efficiency, or to ensure consistency at a subsequent interface</p>
</div>


<a name="p2xhtm-repid-18178" shape="rect"></a>
<div class="topic">
<h3>traffic side</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04766#id04766" onclick="sync(this);return true" shape="rect">See traffic transmitting part</a></p>
</div>


<a name="id05302" shape="rect"></a>
<div class="topic">
<h3>traffic status monitoring functions</h3>

<p>part of performance monitoring providing the functions for reporting the current status of the network and its major elements</p>
</div>


<a name="id013809" shape="rect"></a>
<div class="topic">
<h3>traffic topology</h3>

<p>spatial linking of the traffic management units by cell paths in the network element</p>
</div>


<a name="id04766" shape="rect"></a>
<div class="topic">
<h3>traffic transmitting part; <em>traffic side</em></h3>

<p>in trial configuration, those functional units in an exchange which participate in switching operations</p>
</div>


<a name="id01807" shape="rect"></a>
<div class="topic">
<h3>traffic volume</h3>

<p>traffic carried by a pool of resources over a given interval, multiplied by the duration of the interval. The traffic volume is therefore equal to the sum of the durations of the occupations of the resources</p>
</div>


<a name="id013532" shape="rect"></a>
<div class="topic">
<h3>traffic weight</h3>

<p>weight, for example, an equal distribution or weighting based on morphographic types, assigned to traffic when distributing traffic in different areas</p>
</div>


<a name="p2xhtm-repid-18184" shape="rect"></a>
<div class="topic">
<h3>traffic-based charging</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013971#id013971" onclick="sync(this);return true" shape="rect">See volume-based charging</a></p>
</div>


<a name="id05945" shape="rect"></a>
<div class="topic">
<h3>trafficability performance</h3>

<p>ability of an item to meet a traffic demand of a given size and other characteristics under given internal conditions</p>
</div>


<a name="id05340" shape="rect"></a>
<div class="topic">
<h3>trail</h3>

<p>part of the transport network between two reference points at the same layer</p>
</div>


<a name="id06573" shape="rect"></a>
<div class="topic">
<h3>trail protection</h3>

<p>function which is used for replacing a defective trail</p>
</div>


<a name="id06572" shape="rect"></a>
<div class="topic">
<h3>trail termination</h3>

<p>function which ends the processing of a signal at one layer and modifies it for processing at another</p>
</div>


<a name="id08503" shape="rect"></a>
<div class="topic">
<h3>trail termination point; <em>TTP</em></h3>

<p>permanent termination point in a network element</p>
</div>


<a name="id07866" shape="rect"></a>
<div class="topic">
<h3>trail trace identifier; <em>TTI</em></h3>

<p>user-definable string of characters which is carried in the path overhead (POH) of a virtual container (VC) or in the regenerator section overhead (RSOH) of an STM-N signal and which can be used to make sure that the trails are routed correctly, for example, through multiple cross-connections</p>
</div>


<a name="p2xhtm-repid-18191" shape="rect"></a>
<div class="topic">
<h3>trailer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09204#id09204" onclick="sync(this);return true" shape="rect">See ATM cell trailer</a></p>
</div>


<a name="p2xhtm-repid-18192" shape="rect"></a>
<div class="topic">
<h3>trailer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0479#id0479" onclick="sync(this);return true" shape="rect">See trailer label</a></p>
</div>


<a name="id0479" shape="rect"></a>
<div class="topic">
<h3>trailer label; <em>trailer</em>; <em>TRA</em></h3>

<p>label at the end of a file or volume</p>
</div>


<a name="id019363" shape="rect"></a>
<div class="topic">
<h3>trailer RTP packet</h3>

<p>RTP data packet that is always used at the end of a speech item</p>
</div>


<a name="id019977" shape="rect"></a>
<div class="topic">
<h3>trailing packet</h3>

<p>packet that indicates the end of a speech item</p>
</div>


<a name="p2xhtm-repid-18196" shape="rect"></a>
<div class="topic">
<h3>TRAIM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019728#id019728" onclick="sync(this);return true" shape="rect">See time RAIM</a></p>
</div>


<a name="p2xhtm-repid-18197" shape="rect"></a>
<div class="topic">
<h3>Trans-European Trunked Radio</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07698#id07698" onclick="sync(this);return true" shape="rect">See Terrestrial Trunked Radio</a></p>
</div>


<a name="p2xhtm-repid-18198" shape="rect"></a>
<div class="topic">
<h3>Trans-European Trunked Radio Access</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07698#id07698" onclick="sync(this);return true" shape="rect">See Terrestrial Trunked Radio</a></p>
</div>


<a name="p2xhtm-repid-18199" shape="rect"></a>
<div class="topic">
<h3>transaction</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015663#id015663" onclick="sync(this);return true" shape="rect">See download transaction</a></p>
</div>


<a name="id04879" shape="rect"></a>
<div class="topic">
<h3>transaction</h3>

<p>association between two TC users which is formed by the transaction capabilities application part (TCAP)</p>
</div>


<a name="p2xhtm-repid-18201" shape="rect"></a>
<div class="topic">
<h3>transaction</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01856#id01856" onclick="sync(this);return true" shape="rect">See database transaction</a></p>
</div>


<a name="id017222" shape="rect"></a>
<div class="topic">
<h3>transaction active phase</h3>

<p>phase of a database transaction in which it is not yet guaranteed that the completion of the transaction is possible</p>
</div>


<a name="id04877" shape="rect"></a>
<div class="topic">
<h3>transaction capabilities; <em>TC</em></h3>

<p>functional part of the common channel signalling (CCS) system specified in the ITU-T recommendations Q.771 - 775 which contains the services of the OSI layers 4 - 6 and part of the services of the layer 7</p>
</div>


<a name="id04516" shape="rect"></a>
<div class="topic">
<h3>transaction capabilities application part; <em>TCAP</em></h3>

<p>part of the transaction capabilities that resides in the application layer of the OSI protocol references model</p>
</div>


<a name="id017223" shape="rect"></a>
<div class="topic">
<h3>transaction completion phase</h3>

<p>phase of a database transaction in which the transaction is committed or aborted</p>
</div>


<a name="id09179" shape="rect"></a>
<div class="topic">
<h3>transaction execution service</h3>

<p>asynchronous service provided by a database manager to execute database procedures in a database</p>
</div>


<a name="id015670" shape="rect"></a>
<div class="topic">
<h3>transaction handler</h3>

<p>logical component of Nokia Delivery Server (DLS) which is responsible for the download delivery process including authorisation, file delivery, and charging information creation</p>
</div>


<a name="p2xhtm-repid-18208" shape="rect"></a>
<div class="topic">
<h3>transaction ID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011327#id011327" onclick="sync(this);return true" shape="rect">See transaction identifier</a></p>
</div>


<a name="id020460" shape="rect"></a>
<div class="topic">
<h3>transaction ID</h3>

<p>system-wide unique identifier which refers to a transaction</p>
</div>


<a name="id011327" shape="rect"></a>
<div class="topic">
<h3>transaction identifier; <em>transaction identity</em>; <em>transaction ID</em>; <em>TI</em></h3>

<p>identifier which is independently assigned by each of the two nodes communicating via a transaction, enabling each node to uniquely identify the transaction and associate the entire contents of the message with that particular transaction</p>
</div>


<a name="p2xhtm-repid-18211" shape="rect"></a>
<div class="topic">
<h3>transaction identity</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011327#id011327" onclick="sync(this);return true" shape="rect">See transaction identifier</a></p>
</div>


<a name="id015669" shape="rect"></a>
<div class="topic">
<h3>transaction initiator</h3>

<p>logical component of Nokia Delivery Server (DLS) which handles the communication between the presentation service and DLS</p>
</div>


<a name="id011127" shape="rect"></a>
<div class="topic">
<h3>transaction log</h3>

<p>service request log containing the database transaction requests</p>
</div>


<a name="id04578" shape="rect"></a>
<div class="topic">
<h3>transaction management</h3>

<p>database management system task which includes securing the atomicity, durability, serialisability and isolation of events, recovery from error conditions and optimisation of the execution of tasks</p>
</div>


<a name="id017017" shape="rect"></a>
<div class="topic">
<h3>transaction measurement</h3>

<p>measurement which provides data about the register operations</p>
</div>


<a name="id019908" shape="rect"></a>
<div class="topic">
<h3>transaction object</h3>

<p>data object which contains all the information needed to process a download request</p>
</div>


<a name="id05907" shape="rect"></a>
<div class="topic">
<h3>transaction portion</h3>

<p>portion of the transaction capabilities application part (TCAP) message that identifies whether the transaction is expected to consist of single or multiple messages and provides a means to associate these messages with a specific transaction and to terminate a transaction. The part of TCAP messages dealing with the control of transactions</p>
</div>


<a name="id011128" shape="rect"></a>
<div class="topic">
<h3>transaction request; <em>transaction request message</em></h3>

<p>new service request that arrives to a network element</p>
</div>


<a name="p2xhtm-repid-18219" shape="rect"></a>
<div class="topic">
<h3>transaction request message</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011128#id011128" onclick="sync(this);return true" shape="rect">See transaction request</a></p>
</div>


<a name="id017043" shape="rect"></a>
<div class="topic">
<h3>transaction-based charging; <em>event-based charging</em></h3>

<p>charging in which the charging records (CDR) are generated for certain transactions which are either executed by the connection processing server (CPS) or made by the subscriber</p>
</div>


<a name="id012123" shape="rect"></a>
<div class="topic">
<h3>transactions per second; <em>TPS</em></h3>

<p>unit for measuring the performance of transaction-oriented systems</p>
</div>


<a name="id04885" shape="rect"></a>
<div class="topic">
<h3>transceiver; <em>transmitter-receiver</em>; <em>TRX</em></h3>

<p>combination of transmitting and receiving equipment in a common housing</p>
</div>


<a name="id04081" shape="rect"></a>
<div class="topic">
<h3>transcoder; <em>transcoder unit</em>; <em>code converter</em>; <em>TC</em></h3>

<p>device which converts digital signals in one code to the corresponding signals in a different code</p>
</div>


<a name="id014905" shape="rect"></a>
<div class="topic">
<h3>transcoder at the edge</h3>

<p>function in which out-of-band signalling is used to optimise the location of a transcoder in the public land mobile network (PLMN)</p>
</div>


<a name="p2xhtm-repid-18225" shape="rect"></a>
<div class="topic">
<h3>transcoder free operation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014911#id014911" onclick="sync(this);return true" shape="rect">See transcoder-free operation</a></p>
</div>


<a name="p2xhtm-repid-18226" shape="rect"></a>
<div class="topic">
<h3>transcoder PCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011263#id011263" onclick="sync(this);return true" shape="rect">See transcoder PCM circuit</a></p>
</div>


<a name="id011263" shape="rect"></a>
<div class="topic">
<h3>transcoder PCM circuit; <em>transcoder PCM</em></h3>

<p>PCM circuit on an A interface between the transcoder unit and the mobile services switching centre (MSC)</p>
</div>


<a name="id08880" shape="rect"></a>
<div class="topic">
<h3>transcoder submultiplexer; <em>TCSM</em></h3>

<p>part of a base station controller which performs transcoding and multiplexing</p>
</div>


<a name="p2xhtm-repid-18229" shape="rect"></a>
<div class="topic">
<h3>transcoder unit</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04081#id04081" onclick="sync(this);return true" shape="rect">See transcoder</a></p>
</div>


<a name="id014911" shape="rect"></a>
<div class="topic">
<h3>transcoder-free operation; <em>transcoder free operation</em>; <em>TrFO</em></h3>

<p>configuration of a speech or multimedia call for which no transcoder device is physically present in the communication path and hence no control or conversion or other functions can be associated with it</p>
</div>


<a name="p2xhtm-repid-18231" shape="rect"></a>
<div class="topic">
<h3>transcoding</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0398#id0398" onclick="sync(this);return true" shape="rect">See code conversion</a></p>
</div>


<a name="id010505" shape="rect"></a>
<div class="topic">
<h3>transcoding and rate adaptation unit; <em>TRAU</em></h3>

<p>unit which encodes and decodes speech and adapts the transmission rates of data calls</p>
</div>


<a name="id014906" shape="rect"></a>
<div class="topic">
<h3>transcoding processor group; <em>TPG</em></h3>

<p>in a Transcoding Unit (TCU), a group of processors performing the distributed part of digital signal processor (DSP) resource management functions</p>
</div>


<a name="p2xhtm-repid-18234" shape="rect"></a>
<div class="topic">
<h3>transfer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0742#id0742" onclick="sync(this);return true" shape="rect">See data transmission</a></p>
</div>


<a name="id03607" shape="rect"></a>
<div class="topic">
<h3>transfer controlled procedure</h3>

<p>procedure included in signalling route management which does inform a signalling point of the congestion status of a signalling route</p>
</div>


<a name="id011674" shape="rect"></a>
<div class="topic">
<h3>transfer delay</h3>

<p>characteristic of system performance that expresses the time delay in processing information through a data transmission system</p>
</div>


<a name="id04681" shape="rect"></a>
<div class="topic">
<h3>transfer mode</h3>

<p>transmission, multiplexing and switching in a telecommunications network</p>
</div>


<a name="id05489" shape="rect"></a>
<div class="topic">
<h3>transfer of an established call</h3>

<p>the part of the full three party service facility which enables the subscriber to transfer an established call</p>
</div>


<a name="id08617" shape="rect"></a>
<div class="topic">
<h3>transfer of charging data</h3>

<p>part of charging which involves transferring charging data to an external device</p>
</div>


<a name="id08619" shape="rect"></a>
<div class="topic">
<h3>transfer of charging records; <em>CDR transfer</em></h3>

<p>part of transfer of charging data in which the charging records are transferred to a predefined storage device</p>
</div>


<a name="id08622" shape="rect"></a>
<div class="topic">
<h3>transfer of counters</h3>

<p>part of transfer of charging data which ensures that all counter files are transferred to the defined storage device</p>
</div>


<a name="p2xhtm-repid-18242" shape="rect"></a>
<div class="topic">
<h3>transfer of user data</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014907#id014907" onclick="sync(this);return true" shape="rect">See transfer of user data procedure</a></p>
</div>


<a name="id014907" shape="rect"></a>
<div class="topic">
<h3>transfer of user data procedure; <em>transfer of user data</em></h3>

<p>procedure for the transfer of Iu user plane (UP) frames between the two Iu UP protocol layers at both ends of the Iu interface</p>
</div>


<a name="id019079" shape="rect"></a>
<div class="topic">
<h3>transfer point BTS</h3>

<p>base transceiver station (BTS) which is closest to the radio network controller (RNC) in a chain of BTSs to be moved in BTS site rehosting</p>
</div>


<a name="id020191" shape="rect"></a>
<div class="topic">
<h3>transfer protocol</h3>

<p>protocol that is designed for the efficient delivery of chunks of data</p>
</div>


<a name="p2xhtm-repid-18246" shape="rect"></a>
<div class="topic">
<h3>transfer protocol data unit</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011881#id011881" onclick="sync(this);return true" shape="rect">See transport protocol data unit</a></p>
</div>


<a name="p2xhtm-repid-18247" shape="rect"></a>
<div class="topic">
<h3>transfer rate</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08713#id08713" onclick="sync(this);return true" shape="rect">See transmission rate</a></p>
</div>


<a name="id01139" shape="rect"></a>
<div class="topic">
<h3>transfer-allowed procedure</h3>

<p>procedure, included in the signalling route management, which is used to inform a signalling point that a signalling route has become available</p>
</div>


<a name="id01305" shape="rect"></a>
<div class="topic">
<h3>transfer-prohibited procedure</h3>

<p>procedure, included in the signalling route management, which is used to inform a signalling point of the unavailability of a signalling route</p>
</div>


<a name="id03859" shape="rect"></a>
<div class="topic">
<h3>transfer-restricted procedure</h3>

<p>procedure included in signalling route management which does inform a signalling point of the restriction of a signalling route</p>
</div>


<a name="id012171" shape="rect"></a>
<div class="topic">
<h3>transferred account procedure; <em>TAP</em></h3>

<p>process that allows a visited network operator to send the charging records of a roaming subscriber to the subscriber's respective home network operator</p>
</div>


<a name="p2xhtm-repid-18252" shape="rect"></a>
<div class="topic">
<h3>transferred call</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07042#id07042" onclick="sync(this);return true" shape="rect">See diverted call</a></p>
</div>


<a name="id06318" shape="rect"></a>
<div class="topic">
<h3>transhybrid loss; <em>terminal balance return loss</em>; <em>hybrid return loss</em>; <em>half-loop loss</em>; <em>THL</em>; <em>TBRL</em>; <em>HLL</em></h3>

<p>loss between transmit and receive branches of a four-wire line, at a hybrid</p>
</div>


<a name="id08504" shape="rect"></a>
<div class="topic">
<h3>transient failure</h3>

<p>task execution failure that might not reoccur</p>
</div>


<a name="id015325" shape="rect"></a>
<div class="topic">
<h3>transit area</h3>

<p>OSPF area which two routers connected with a virtual link have in common</p>
</div>


<a name="id08101" shape="rect"></a>
<div class="topic">
<h3>transit call</h3>

<p>call not originating from or terminating at a subscriber of the exchange in question</p>
</div>


<a name="p2xhtm-repid-18257" shape="rect"></a>
<div class="topic">
<h3>transit CN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021089#id021089" onclick="sync(this);return true" shape="rect">See transit core network</a></p>
</div>


<a name="id021089" shape="rect"></a>
<div class="topic">
<h3>transit core network; <em>transit CN</em></h3>

<p>network that is located on the communication path between the serving core network and the remote end party</p>
</div>


<a name="id04394" shape="rect"></a>
<div class="topic">
<h3>transit delay; <em>transmission delay</em></h3>

<p>time difference between the instant at which the first bit of the address field of a frame crosses one designated boundary, and the instant at which the last bit of the closing flag of the frame crosses a second designated boundary</p>
</div>


<a name="id02494" shape="rect"></a>
<div class="topic">
<h3>transit exchange; <em>transit switching centre</em>; <em>TSC</em></h3>

<p>exchange used primarily as a switching point for traffic between other exchanges</p>
</div>


<a name="id011878" shape="rect"></a>
<div class="topic">
<h3>transit function</h3>

<p>situation in which private branch exchanges (PBX) supplementary service is used between two PBXs belonging to the same private numbering plan (PNP)</p>
</div>


<a name="id012662" shape="rect"></a>
<div class="topic">
<h3>transit mobile services switching centre; <em>transit mobile switching centre</em>; <em>transit MSC</em>; <em>TMSC</em></h3>

<p>mobile services switching centre (MSC) which is primarily used as a switching point for traffic between other MSCs and as an intelligent gateway from fixed networks to the GSM network</p>
</div>


<a name="p2xhtm-repid-18263" shape="rect"></a>
<div class="topic">
<h3>transit mobile switching centre</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012662#id012662" onclick="sync(this);return true" shape="rect">See transit mobile services switching centre</a></p>
</div>


<a name="p2xhtm-repid-18264" shape="rect"></a>
<div class="topic">
<h3>transit MSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012662#id012662" onclick="sync(this);return true" shape="rect">See transit mobile services switching centre</a></p>
</div>


<a name="id010506" shape="rect"></a>
<div class="topic">
<h3>transit network selection; <em>TNS</em></h3>

<p>in ISUP signalling a nationally specific parameter which contains carrier access code (CAC) and which identifies the transit network requested for the call</p>
</div>


<a name="id07867" shape="rect"></a>
<div class="topic">
<h3>transit node</h3>

<p>network node which interfaces with other nodes and does not directly interface with customer equipment</p>
</div>


<a name="id07968" shape="rect"></a>
<div class="topic">
<h3>transit node clock</h3>

<p>clock signal coming from an equipment fulfilling the requirements set in G.812 for transit node clock</p>
</div>


<a name="id015585" shape="rect"></a>
<div class="topic">
<h3>transit serving node; <em>TSN</em></h3>

<p>functional entity which provides transit functions within one network using the bearer independent call control (BICC) protocol</p>
</div>


<a name="p2xhtm-repid-18269" shape="rect"></a>
<div class="topic">
<h3>transit switching centre</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02494#id02494" onclick="sync(this);return true" shape="rect">See transit exchange</a></p>
</div>


<a name="id0349" shape="rect"></a>
<div class="topic">
<h3>transit traffic</h3>

<p>traffic passing through the exchange considered, generated by exchanges outside it and destined for sinks outside it</p>
</div>


<a name="id02489" shape="rect"></a>
<div class="topic">
<h3>transit trunk exchange</h3>

<p>transit exchange of a trunk network</p>
</div>


<a name="id03311" shape="rect"></a>
<div class="topic">
<h3>transition</h3>

<p>active sequence which occurs when a process instance changes from one state to another</p>
</div>


<a name="id06134" shape="rect"></a>
<div class="topic">
<h3>transition coding</h3>

<p>coding for transitions in the signal state</p>
</div>


<a name="id04247" shape="rect"></a>
<div class="topic">
<h3>transition option</h3>

<p>variant of a decision statement where the conditional expression must be known during compilation</p>
</div>


<a name="id013253" shape="rect"></a>
<div class="topic">
<h3>translation information flag; <em>TIF</em></h3>

<p>flag which is a part of CAMEL subscription information indicating whether or not the home location register attempts to perform any translation or other checks when the subscriber registers a forwarded- to number</p>
</div>


<a name="id013249" shape="rect"></a>
<div class="topic">
<h3>translation information flag CAMEL subscription information; <em>TIF-CSI</em></h3>

<p>CAMEL subscription information which indicates whether or not the home location register (HLR) attempts to perform any translation or other checks when the subscriber registers a forwarded-to number</p>
</div>


<a name="id04730" shape="rect"></a>
<div class="topic">
<h3>translation type; <em>TT</em></h3>

<p>one-octet field that is used to direct the message to the appropriate global title translation function</p>
</div>


<a name="id014908" shape="rect"></a>
<div class="topic">
<h3>translator</h3>

<p>intermediate system that forwards RTP packets with their synchronisation source identifiers intact</p>
</div>


<a name="id0439" shape="rect"></a>
<div class="topic">
<h3>translator</h3>

<p>program that translates a program from one computer language to another</p>
</div>


<a name="id020200" shape="rect"></a>
<div class="topic">
<h3>translator selector</h3>

<p>combination of the values of the nature of address, translation type, encoding scheme, and numbering plan</p>
</div>


<a name="id03826" shape="rect"></a>
<div class="topic">
<h3>transmission; <em>data transmission</em></h3>

<p>action of conveying signals from one point to one or more other points</p>
</div>


<a name="id0898" shape="rect"></a>
<div class="topic">
<h3>transmission buffer; <em>TB</em></h3>

<p>storage in the signalling link control for message signal units not yet transmitted</p>
</div>


<a name="id03416" shape="rect"></a>
<div class="topic">
<h3>transmission channel; <em>channel</em>; <em>CH</em></h3>

<p>means of unidirectional transmission of signals between two points</p>
</div>


<a name="id021017" shape="rect"></a>
<div class="topic">
<h3>transmission configuration</h3>

<p>configuration data which describes the structure of a transmission network</p>
</div>


<a name="id013490" shape="rect"></a>
<div class="topic">
<h3>transmission control block; <em>TCB</em>; <em>SCTP TCB</em></h3>

<p>data structure created by a stream control transport protocol (SCTP) endpoint, containing all the status and operational information for the endpoint to maintain and manage its existing SCTP associations to other SCTP endpoints</p>
</div>


<a name="id06079" shape="rect"></a>
<div class="topic">
<h3>transmission control protocol; <em>transport control protocol</em>; <em>TCP</em></h3>

<p>protocol that provides the transport service located in the transport layer of the OSI model</p>
</div>


<a name="p2xhtm-repid-18287" shape="rect"></a>
<div class="topic">
<h3>transmission control protocol/Internet protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06080#id06080" onclick="sync(this);return true" shape="rect">See TCP/IP</a></p>
</div>


<a name="id017065" shape="rect"></a>
<div class="topic">
<h3>transmission convergence; <em>TC</em></h3>

<p>process of transforming cells into bits for the actual transmission over physical medium and at the receiving end delineating the cells</p>
</div>


<a name="id020889" shape="rect"></a>
<div class="topic">
<h3>transmission convergence measurement; <em>TC measurement</em></h3>

<p>measurement of an ATM subnetwork's ability to process and deliver incoming ATM cells</p>
</div>


<a name="id09254" shape="rect"></a>
<div class="topic">
<h3>transmission convergence sublayer; <em>TCS</em></h3>

<p>part of physical layer that transforms cells into bits for the actual transmission over physical medium and at the receiving end delineates the cells</p>
</div>


<a name="id016102" shape="rect"></a>
<div class="topic">
<h3>transmission convergence trail termination point; <em>TCTT</em></h3>

<p>trail termination point providing an abstract view of the underlying transmission interfaces</p>
</div>


<a name="p2xhtm-repid-18292" shape="rect"></a>
<div class="topic">
<h3>transmission delay</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04394#id04394" onclick="sync(this);return true" shape="rect">See transit delay</a></p>
</div>


<a name="p2xhtm-repid-18293" shape="rect"></a>
<div class="topic">
<h3>transmission element</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021011#id021011" onclick="sync(this);return true" shape="rect">See transmission network element</a></p>
</div>


<a name="id08505" shape="rect"></a>
<div class="topic">
<h3>transmission equipment; <em>TREQ</em>; <em>TE</em></h3>

<p>in NMS, a managed object that represents different types of plesiochronous digital hierarchy (PDH) transmission equipment</p>
</div>


<a name="id08506" shape="rect"></a>
<div class="topic">
<h3>transmission equipment station; <em>transmission station</em>; <em>station</em></h3>

<p>in NMS, a set of PDH transmission equipment located at one or more sites</p>
</div>


<a name="id01769" shape="rect"></a>
<div class="topic">
<h3>transmission error</h3>

<p>error caused by distortion or disturbance on the transmission channel</p>
</div>


<a name="id019983" shape="rect"></a>
<div class="topic">
<h3>transmission failed tone</h3>

<p>audible indication that the terminal gives to the user when a transmission attempt has failed</p>
</div>


<a name="id015641" shape="rect"></a>
<div class="topic">
<h3>transmission gap</h3>

<p>time period where nothing is transmitted</p>
</div>


<a name="id015642" shape="rect"></a>
<div class="topic">
<h3>transmission gap pattern</h3>

<p>L1 parameterisation unit containing one or two transmission gaps within a set of radio frames</p>
</div>


<a name="id016065" shape="rect"></a>
<div class="topic">
<h3>transmission interface unit</h3>

<p>interface unit providing a physical connection to the network</p>
</div>


<a name="id04094" shape="rect"></a>
<div class="topic">
<h3>transmission line</h3>

<p>manufactured transmission medium used to convey electromagnetic energy between two points with a minimum of radiation</p>
</div>


<a name="id020656" shape="rect"></a>
<div class="topic">
<h3>transmission line attenuation; <em>line attenuation</em></h3>

<p>attenuation that results from the signal power loss caused by the transmission line material itself and the line dimensions</p>
</div>


<a name="id03645" shape="rect"></a>
<div class="topic">
<h3>transmission link; <em>link</em></h3>

<p>telecommunication path with specified characteristics between two points</p>
</div>


<a name="id020668" shape="rect"></a>
<div class="topic">
<h3>transmission loop; <em>loop</em></h3>

<p>transmission network that consists of two or more separate transmission links, between individual transmission elements, where the links form a loop</p>
</div>


<a name="id0765" shape="rect"></a>
<div class="topic">
<h3>transmission loss</h3>

<p>reduction in power between any two points in a telecommunications system. Changes in power level are normally expressed in decibels</p>
</div>


<a name="id06267" shape="rect"></a>
<div class="topic">
<h3>transmission management</h3>

<p>in a transmission system, management functions such as supervision, alarms, statistics, and settings</p>
</div>


<a name="id06303" shape="rect"></a>
<div class="topic">
<h3>transmission management computer; <em>TMC</em></h3>

<p>real-time computer for processing and providing user interface and transmission management system (TMS) functions to manage the network elements in the network</p>
</div>


<a name="p2xhtm-repid-18308" shape="rect"></a>
<div class="topic">
<h3>transmission management network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05268#id05268" onclick="sync(this);return true" shape="rect">See management network</a></p>
</div>


<a name="p2xhtm-repid-18309" shape="rect"></a>
<div class="topic">
<h3>transmission management network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06304#id06304" onclick="sync(this);return true" shape="rect">See transmission management system</a></p>
</div>


<a name="id016124" shape="rect"></a>
<div class="topic">
<h3>transmission management SW agent</h3>

<p>agent that collects data about the allocated and actual traffic from the network elements</p>
</div>


<a name="id06304" shape="rect"></a>
<div class="topic">
<h3>transmission management system; <em>TMS</em></h3>

<p>network management system for equipment settings and for centralised retrieval of statistics and alarm information from transmission equipment connected to the system</p>
</div>


<a name="id011264" shape="rect"></a>
<div class="topic">
<h3>transmission management system protocol; <em>TMS protocol</em>; <em>TMS</em></h3>

<p>communication protocol that is used for managing the transmission system</p>
</div>


<a name="id08507" shape="rect"></a>
<div class="topic">
<h3>transmission media layer network</h3>

<p>layer network that transfers information by making use of the physical transmission medium in a network</p>
</div>


<a name="p2xhtm-repid-18314" shape="rect"></a>
<div class="topic">
<h3>transmission mediator device</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015560#id015560" onclick="sync(this);return true" shape="rect">See mediator device</a></p>
</div>


<a name="id07421" shape="rect"></a>
<div class="topic">
<h3>transmission medium</h3>

<p>natural medium or manufactured structure through or over which a signal is conveyed</p>
</div>


<a name="id08817" shape="rect"></a>
<div class="topic">
<h3>transmission medium requirement; <em>TMR</em></h3>

<p>function that allows to affect the transmission medium to be chosen so that the transmission medium type has the required characteristics</p>
</div>


<a name="id012329" shape="rect"></a>
<div class="topic">
<h3>transmission medium requirement prime</h3>

<p>signalling parameter sent in the forward direction indicating the fallback connection type in case of fallback</p>
</div>


<a name="id06727" shape="rect"></a>
<div class="topic">
<h3>transmission medium requirements; <em>TMR</em></h3>

<p>requirements for indicating the type of transmission medium necessary for a connection</p>
</div>


<a name="id07547" shape="rect"></a>
<div class="topic">
<h3>transmission network; <em>TN</em></h3>

<p>telecommunications network used to transmit telecommunications signals from one point to another</p>
</div>


<a name="id021011" shape="rect"></a>
<div class="topic">
<h3>transmission network element; <em>transmission element</em>; <em>TRE</em></h3>

<p>network element that is a constituent of the transmission network</p>
</div>


<a name="id020983" shape="rect"></a>
<div class="topic">
<h3>transmission network management</h3>

<p>part of network management which enables the network operator to manage transmission network elements and the connections between them, and to follow the current state of the transmission network and anticipate the network capacity increase and maintenance functions</p>
</div>


<a name="p2xhtm-repid-18322" shape="rect"></a>
<div class="topic">
<h3>transmission network plan</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020998#id020998" onclick="sync(this);return true" shape="rect">See transmission plan</a></p>
</div>


<a name="id016063" shape="rect"></a>
<div class="topic">
<h3>transmission node; <em>transport node</em></h3>

<p>transmission equipment that includes interfaces and a cross-connect function and performs a variety of different transport tasks in WCDMA RAN networks</p>
</div>


<a name="id07422" shape="rect"></a>
<div class="topic">
<h3>transmission path</h3>

<p>course taken by a signal during its transmission between two points</p>
</div>


<a name="id05938" shape="rect"></a>
<div class="topic">
<h3>transmission performance</h3>

<p>level of reproduction of a signal offered to a telecommunications system under given conditions when this system is in an up state</p>
</div>


<a name="id020998" shape="rect"></a>
<div class="topic">
<h3>transmission plan; <em>transmission network plan</em></h3>

<p>plan file which contains configuration for transmission, transport, and IP layers and for the TMN data communication network</p>
</div>


<a name="id016204" shape="rect"></a>
<div class="topic">
<h3>transmission planner</h3>

<p>graphical planning tool for transport and switching networks</p>
</div>


<a name="id020669" shape="rect"></a>
<div class="topic">
<h3>transmission platform</h3>

<p>platform for transmission equipment that provides common transmission services for a variety of different transmission interfaces</p>
</div>


<a name="p2xhtm-repid-18329" shape="rect"></a>
<div class="topic">
<h3>transmission protection</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020667#id020667" onclick="sync(this);return true" shape="rect">See traffic protection</a></p>
</div>


<a name="id08713" shape="rect"></a>
<div class="topic">
<h3>transmission rate; <em>transfer rate</em></h3>

<p>rate at which a circuit or a communications channel transfers information from source to destination, as over a network or to and from a disk drive</p>
</div>


<a name="id013491" shape="rect"></a>
<div class="topic">
<h3>transmission sequence number; <em>TSN</em></h3>

<p>sequence number used internally by the stream control transport protocol (SCTP), attached to each data chunk containing user data, to permit the receiving SCTP endpoint to acknowledge its receipt and detect duplicate deliveries</p>
</div>


<a name="p2xhtm-repid-18332" shape="rect"></a>
<div class="topic">
<h3>transmission station</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08506#id08506" onclick="sync(this);return true" shape="rect">See transmission equipment station</a></p>
</div>


<a name="id020887" shape="rect"></a>
<div class="topic">
<h3>transmission statistics</h3>

<p>feature which enables the network elements in a radio access network (RAN) to measure transmission performance for the network management system (NMS) to process and to store for post-processing</p>
</div>


<a name="id01672" shape="rect"></a>
<div class="topic">
<h3>transmission system</h3>

<p>whole of the means of transmission between two points, comprising the transmission medium, terminal equipment, any necessary intermediate equipment, and any equipment provided for such ancillary purposes as power feeding, supervision, and testing</p>
</div>


<a name="id011495" shape="rect"></a>
<div class="topic">
<h3>transmission time interval; <em>transmission timing interval</em>; <em>TTI</em></h3>

<p>inter-arrival time to transmit a transport block set</p>
</div>


<a name="p2xhtm-repid-18336" shape="rect"></a>
<div class="topic">
<h3>transmission timing interval</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011495#id011495" onclick="sync(this);return true" shape="rect">See transmission time interval</a></p>
</div>


<a name="id08881" shape="rect"></a>
<div class="topic">
<h3>transmission unit; <em>TRU</em></h3>

<p>equipment type used at a base transceiver station site to implement the Abis interface to a base station controller</p>
</div>


<a name="p2xhtm-repid-18338" shape="rect"></a>
<div class="topic">
<h3>transmission window</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011265#id011265" onclick="sync(this);return true" shape="rect">See transmit window</a></p>
</div>


<a name="id015326" shape="rect"></a>
<div class="topic">
<h3>transmit fail; <em>TF</em></h3>

<p>defect caused by out-of-range transmit power</p>
</div>


<a name="id010555" shape="rect"></a>
<div class="topic">
<h3>transmit power</h3>

<p>power of a transmitted signal progressing from the transmit filter to the antenna, measured at the antenna port</p>
</div>


<a name="id014292" shape="rect"></a>
<div class="topic">
<h3>transmit power control; <em>TPC</em></h3>

<p>procedure by which the transmit power of a transmitting element is continuously adjusted to meet the quality requirements of the connection</p>
</div>


<a name="id06180" shape="rect"></a>
<div class="topic">
<h3>transmit signal spectrum; <em>transmitted spectrum</em>; <em>signal spectrum</em></h3>

<p>power distribution of a signal as a function of frequency</p>
</div>


<a name="p2xhtm-repid-18343" shape="rect"></a>
<div class="topic">
<h3>transmit to receive spacing</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03598#id03598" onclick="sync(this);return true" shape="rect">See duplex frequency</a></p>
</div>


<a name="id011265" shape="rect"></a>
<div class="topic">
<h3>transmit window; <em>transmission window</em></h3>

<p>set of consecutive sequence numbers which the peer entity has authorised the transport entity to send at a given time on a given transport connection</p>
</div>


<a name="p2xhtm-repid-18345" shape="rect"></a>
<div class="topic">
<h3>transmitted data</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01301#id01301" onclick="sync(this);return true" shape="rect">See transmitted-data signal</a></p>
</div>


<a name="p2xhtm-repid-18346" shape="rect"></a>
<div class="topic">
<h3>transmitted spectrum</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06180#id06180" onclick="sync(this);return true" shape="rect">See transmit signal spectrum</a></p>
</div>


<a name="id01301" shape="rect"></a>
<div class="topic">
<h3>transmitted-data signal; <em>transmitted data</em>; <em>TXD</em></h3>

<p>signal which a data terminal equipment (DTE) uses to send data to the data circuit-terminating equipment (DCE)</p>
</div>


<a name="p2xhtm-repid-18348" shape="rect"></a>
<div class="topic">
<h3>transmitter</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06204#id06204" onclick="sync(this);return true" shape="rect">See radio transmitter</a></p>
</div>


<a name="id011481" shape="rect"></a>
<div class="topic">
<h3>transmitter antenna gain</h3>

<p>maximum gain of the transmitter antenna in the horizontal plane</p>
</div>


<a name="p2xhtm-repid-18350" shape="rect"></a>
<div class="topic">
<h3>transmitter-receiver</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04885#id04885" onclick="sync(this);return true" shape="rect">See transceiver</a></p>
</div>


<a name="id06179" shape="rect"></a>
<div class="topic">
<h3>transmitting antenna</h3>

<p>antenna mainly designed to radiate an electromagnetic wave by the use of electrical energy and to create sufficiently strong electromagnetic forces at great distances</p>
</div>


<a name="id0766" shape="rect"></a>
<div class="topic">
<h3>transmultiplexer</h3>

<p>equipment which transforms a frequency-multiplexed signal (such as group or super group) into a corresponding time-division-multiplexed signal having the same structure as a signal derived from PCM multiplex equipment, and which also carries out the complementary function in the opposite direction of transmission</p>
</div>


<a name="p2xhtm-repid-18353" shape="rect"></a>
<div class="topic">
<h3>transparency</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03549#id03549" onclick="sync(this);return true" shape="rect">See digital transparency</a></p>
</div>


<a name="id08954" shape="rect"></a>
<div class="topic">
<h3>transparent access</h3>

<p>connection from the GGSN to external data networks where subscriber IP address is given from the GPRS operator's address space</p>
</div>


<a name="id020361" shape="rect"></a>
<div class="topic">
<h3>transparent application failover; <em>TAF</em></h3>

<p>runtime mechanism that is used to switch a client from a server that fails to another server without losing the database connection</p>
</div>


<a name="id09789" shape="rect"></a>
<div class="topic">
<h3>transparent asynchronous transmitter/receiver interface; <em>TAXI</em></h3>

<p>encoding scheme used for fibre distributed data interface (FDDI) LANs as well as for ATM, supporting speeds of up to 100 Mbps over multimode fibre</p>
</div>


<a name="id011129" shape="rect"></a>
<div class="topic">
<h3>transparent bearer service; <em>transparent service</em></h3>

<p>bearer service where the transmitted data is unstructured, terminals take care of the error detection, and no error correction protocol is used in the radio interface</p>
</div>


<a name="id020884" shape="rect"></a>
<div class="topic">
<h3>transparent connection</h3>

<p>connection in which the data rate is the same throughout the connection because there is no error correction in the radio interface</p>
</div>


<a name="id011266" shape="rect"></a>
<div class="topic">
<h3>transparent element</h3>

<p>information element which is transferred through the base station controller and which the base station controller does not need to interpret</p>
</div>


<a name="id011879" shape="rect"></a>
<div class="topic">
<h3>transparent loopback</h3>

<p>loopback in which the signal transmitted beyond the loopback point (the forward signal) when the loopback is activated is the same as the received signal at the loopback point</p>
</div>


<a name="id014910" shape="rect"></a>
<div class="topic">
<h3>transparent mode; <em>TrM</em></h3>

<p>operational mode of the Iu user plane protocol that provides only transparent user data transfer, but no other Iu protocol services</p>
</div>


<a name="id015988" shape="rect"></a>
<div class="topic">
<h3>transparent no IWF</h3>

<p>direct connection of the data channels through the switching network (GSW) without interworking function (IWF) resources</p>
</div>


<a name="p2xhtm-repid-18363" shape="rect"></a>
<div class="topic">
<h3>transparent service</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011129#id011129" onclick="sync(this);return true" shape="rect">See transparent bearer service</a></p>
</div>


<a name="id014909" shape="rect"></a>
<div class="topic">
<h3>transparent transmission; <em>T</em></h3>

<p>data transmission which is error-prone, and has constant rate and small delay variation</p>
</div>


<a name="id06471" shape="rect"></a>
<div class="topic">
<h3>transport</h3>

<p>transfer of information from one point to another or to several other points</p>
</div>


<a name="id013493" shape="rect"></a>
<div class="topic">
<h3>transport address; <em>TA</em></h3>

<p>combination of a network address and a port that identifies a transport-level endpoint</p>
</div>


<a name="id011437" shape="rect"></a>
<div class="topic">
<h3>transport block; <em>MAC PDU</em></h3>

<p>basic unit passed down to the physical layer from the medium access control (MAC) for physical layer processing</p>
</div>


<a name="id011438" shape="rect"></a>
<div class="topic">
<h3>transport block set; <em>MAC PDU set</em></h3>

<p>set of transport blocks that is passed to the physical layer from the medium access control (MAC) at the same time instance using the same transport channel</p>
</div>


<a name="id011482" shape="rect"></a>
<div class="topic">
<h3>transport block set size</h3>

<p>number of bits in a transport block set</p>
</div>


<a name="id011483" shape="rect"></a>
<div class="topic">
<h3>transport block size</h3>

<p>number of bits in a transport block</p>
</div>


<a name="id011486" shape="rect"></a>
<div class="topic">
<h3>transport channel; <em>TrCH</em></h3>

<p>channel offered by the physical layer to the data link layer for data transport between peer physical layer entities</p>
</div>


<a name="p2xhtm-repid-18372" shape="rect"></a>
<div class="topic">
<h3>transport control protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06079#id06079" onclick="sync(this);return true" shape="rect">See transmission control protocol</a></p>
</div>


<a name="id011484" shape="rect"></a>
<div class="topic">
<h3>transport format; <em>TF</em></h3>

<p>format offered by the physical layer to the medium access control (MAC) for the delivery of a transport block set during a transmission time interval on a transport channel</p>
</div>


<a name="id011477" shape="rect"></a>
<div class="topic">
<h3>transport format combination; <em>TFC</em></h3>

<p>combination of currently valid transport formats on all transport channels of the mobile station</p>
</div>


<a name="id011478" shape="rect"></a>
<div class="topic">
<h3>transport format combination indicator; <em>TFCI</em></h3>

<p>representation of the current transport format combination</p>
</div>


<a name="id011479" shape="rect"></a>
<div class="topic">
<h3>transport format combination set; <em>TFCS</em></h3>

<p>set of transport format combinations to be used by the mobile station</p>
</div>


<a name="id011485" shape="rect"></a>
<div class="topic">
<h3>transport format identification; <em>transport format indicator</em>; <em>TFI</em></h3>

<p>label for a specific transport format within a transport format set</p>
</div>


<a name="p2xhtm-repid-18378" shape="rect"></a>
<div class="topic">
<h3>transport format indicator</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011485#id011485" onclick="sync(this);return true" shape="rect">See transport format identification</a></p>
</div>


<a name="id011480" shape="rect"></a>
<div class="topic">
<h3>transport format set; <em>TFS</em></h3>

<p>set of transport formats which is formed when the transmission rate varies</p>
</div>


<a name="id04013" shape="rect"></a>
<div class="topic">
<h3>transport layer</h3>

<p>layer 4 within the OSI model using layers 1 to 3 to provide an end-to-end service with the required characteristics for the higher layer functions</p>
</div>


<a name="id013810" shape="rect"></a>
<div class="topic">
<h3>transport layer security protocol; <em>TLS</em></h3>

<p>protocol which provides communication privacy over the Internet by allowing the client and server applications to communicate in a way that is designed to prevent eavesdropping, tampering, or message forgery</p>
</div>


<a name="id015327" shape="rect"></a>
<div class="topic">
<h3>transport mode</h3>

<p>Internet protocol security (IPSec) usage mode where the application that generates the IP packets also encapsulates them with IPSec</p>
</div>


<a name="id06555" shape="rect"></a>
<div class="topic">
<h3>transport network</h3>

<p>network used to transfer information between users in SDH-systems</p>
</div>


<a name="id06472" shape="rect"></a>
<div class="topic">
<h3>transport network layer</h3>

<p>part of a transport network solely concerned with the transfer of particular characteristic information, defined by data rate and format</p>
</div>


<a name="p2xhtm-repid-18385" shape="rect"></a>
<div class="topic">
<h3>transport node</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016063#id016063" onclick="sync(this);return true" shape="rect">See transmission node</a></p>
</div>


<a name="id09181" shape="rect"></a>
<div class="topic">
<h3>transport pipe user; <em>TPU</em></h3>

<p>item using services that transport pipe provider offers</p>
</div>


<a name="id011880" shape="rect"></a>
<div class="topic">
<h3>transport protocol; <em>TP</em></h3>

<p>protocol which provides end-to-end data integrity and service quality on a network</p>
</div>


<a name="id011881" shape="rect"></a>
<div class="topic">
<h3>transport protocol data unit; <em>transfer protocol data unit</em>; <em>TPDU</em></h3>

<p>unit of data containing transport protocol control information which is processed by a transport protocol, and possibly, user data</p>
</div>


<a name="p2xhtm-repid-18389" shape="rect"></a>
<div class="topic">
<h3>transport signalling gateway</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012675#id012675" onclick="sync(this);return true" shape="rect">See signalling gateway</a></p>
</div>


<a name="p2xhtm-repid-18390" shape="rect"></a>
<div class="topic">
<h3>trap</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016815#id016815" onclick="sync(this);return true" shape="rect">See trap message</a></p>
</div>


<a name="id02271" shape="rect"></a>
<div class="topic">
<h3>trap; <em>trapping</em></h3>

<p>hardware interrupt which cannot be stopped by using a program (as other interrupts)</p>
</div>


<a name="id09498" shape="rect"></a>
<div class="topic">
<h3>trap; <em>SNMP trap</em></h3>

<p>alarm generated by network equipment provided with an SNMP agent to inform the network supervision of faults occurred in them</p>
</div>


<a name="p2xhtm-repid-18393" shape="rect"></a>
<div class="topic">
<h3>trap address</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09499#id09499" onclick="sync(this);return true" shape="rect">See trap destination address</a></p>
</div>


<a name="id09500" shape="rect"></a>
<div class="topic">
<h3>trap destination</h3>

<p>name or IP address of a computer, to which the SNMP service must send traps and community names</p>
</div>


<a name="id09499" shape="rect"></a>
<div class="topic">
<h3>trap destination address; <em>trap address</em></h3>

<p>address to which a SNMP trap is sent</p>
</div>


<a name="id019867" shape="rect"></a>
<div class="topic">
<h3>trap host</h3>

<p>host that receives and logs trap messages</p>
</div>


<a name="id018590" shape="rect"></a>
<div class="topic">
<h3>trap manager</h3>

<p>manager that retrieves alarm information from the network elements and generates an alarm on the SNMP console</p>
</div>


<a name="id016815" shape="rect"></a>
<div class="topic">
<h3>trap message; <em>trap</em></h3>

<p>message sent by an agent in response to the fulfilment of a certain condition and not in response to an actual request</p>
</div>


<a name="p2xhtm-repid-18399" shape="rect"></a>
<div class="topic">
<h3>trapping</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02271#id02271" onclick="sync(this);return true" shape="rect">See trap</a></p>
</div>


<a name="p2xhtm-repid-18400" shape="rect"></a>
<div class="topic">
<h3>TRAU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010505#id010505" onclick="sync(this);return true" shape="rect">See transcoding and rate adaptation unit</a></p>
</div>


<a name="p2xhtm-repid-18401" shape="rect"></a>
<div class="topic">
<h3>TRCC-0</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015328#id015328" onclick="sync(this);return true" shape="rect">See total received cell count related to the CLP-0 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18402" shape="rect"></a>
<div class="topic">
<h3>TRCC-0+1</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015329#id015329" onclick="sync(this);return true" shape="rect">See total received cell count related to the CLP-0+1 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18403" shape="rect"></a>
<div class="topic">
<h3>TRCC0</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015328#id015328" onclick="sync(this);return true" shape="rect">See total received cell count related to the CLP-0 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18404" shape="rect"></a>
<div class="topic">
<h3>TRCC0+1</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015329#id015329" onclick="sync(this);return true" shape="rect">See total received cell count related to the CLP-0+1 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18405" shape="rect"></a>
<div class="topic">
<h3>TrCH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011486#id011486" onclick="sync(this);return true" shape="rect">See transport channel</a></p>
</div>


<a name="p2xhtm-repid-18406" shape="rect"></a>
<div class="topic">
<h3>TrE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020871#id020871" onclick="sync(this);return true" shape="rect">See traffic engineering</a></p>
</div>


<a name="p2xhtm-repid-18407" shape="rect"></a>
<div class="topic">
<h3>TRE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021011#id021011" onclick="sync(this);return true" shape="rect">See transmission network element</a></p>
</div>


<a name="id020471" shape="rect"></a>
<div class="topic">
<h3>treatment class; <em>TREC</em></h3>

<p>value combination of the most useful quality of service (QoS) parameters, which defines the maximum allowed QoS profile for the given service flow</p>
</div>


<a name="p2xhtm-repid-18409" shape="rect"></a>
<div class="topic">
<h3>TREC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020471#id020471" onclick="sync(this);return true" shape="rect">See treatment class</a></p>
</div>


<a name="id019825" shape="rect"></a>
<div class="topic">
<h3>tree; <em>tree view</em></h3>

<p>view of a representation of hierarchical data (for example, directory and file names) as a graphical outline</p>
</div>


<a name="p2xhtm-repid-18411" shape="rect"></a>
<div class="topic">
<h3>tree and tabular combined notation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014270#id014270" onclick="sync(this);return true" shape="rect">See testing and test control notation</a></p>
</div>


<a name="id06125" shape="rect"></a>
<div class="topic">
<h3>tree network</h3>

<p>complex form of bus network in which there are branches in the cable but only a single transmission path between any two stations</p>
</div>


<a name="p2xhtm-repid-18413" shape="rect"></a>
<div class="topic">
<h3>tree structure</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011882#id011882" onclick="sync(this);return true" shape="rect">See tree structure of connections</a></p>
</div>


<a name="id011882" shape="rect"></a>
<div class="topic">
<h3>tree structure of connections; <em>tree structure</em></h3>

<p>structure in which logical files are connected one after the other, and each logical file is connected to a maximum of four devices</p>
</div>


<a name="id016078" shape="rect"></a>
<div class="topic">
<h3>tree topology</h3>

<p>network topology that resembles an interconnection of star networks in that individual peripheral nodes are required to transmit to and receive from one other node only, and are not required to act as repeaters or regenerators</p>
</div>


<a name="p2xhtm-repid-18416" shape="rect"></a>
<div class="topic">
<h3>tree view</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019825#id019825" onclick="sync(this);return true" shape="rect">See tree</a></p>
</div>


<a name="p2xhtm-repid-18417" shape="rect"></a>
<div class="topic">
<h3>trellis code modulation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018759#id018759" onclick="sync(this);return true" shape="rect">See trellis coded modulation</a></p>
</div>


<a name="id018759" shape="rect"></a>
<div class="topic">
<h3>trellis coded modulation; <em>trellis code modulation</em>; <em>trellis coding modulation</em>; <em>TCM</em></h3>

<p>quadrature amplitude modulation (QAM) in which sophisticated mathematics is used to predict the best fit between the incoming signal and a large set of possible combinations of amplitude and phase changes</p>
</div>


<a name="p2xhtm-repid-18419" shape="rect"></a>
<div class="topic">
<h3>trellis coding modulation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018759#id018759" onclick="sync(this);return true" shape="rect">See trellis coded modulation</a></p>
</div>


<a name="p2xhtm-repid-18420" shape="rect"></a>
<div class="topic">
<h3>TREQ</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08505#id08505" onclick="sync(this);return true" shape="rect">See transmission equipment</a></p>
</div>


<a name="p2xhtm-repid-18421" shape="rect"></a>
<div class="topic">
<h3>TrFO</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014911#id014911" onclick="sync(this);return true" shape="rect">See transcoder-free operation</a></p>
</div>


<a name="p2xhtm-repid-18422" shape="rect"></a>
<div class="topic">
<h3>TrFO &amp; TFO measurement</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020929#id020929" onclick="sync(this);return true" shape="rect">See TrFO and TFO measurement</a></p>
</div>


<a name="id020929" shape="rect"></a>
<div class="topic">
<h3>TrFO and TFO measurement</h3>

<p>network-element-specific measurement which collects information on the use of tandem free operation (TFO), failures that occur during use, and on the number of connections in which tandem free operation is used in a multimedia gateway (MGW)</p>
</div>


<a name="id014912" shape="rect"></a>
<div class="topic">
<h3>TrFO break</h3>

<p>event that occurs when a transcoder free operation (TrFO) must be interrupted at a certain point in the path to allow a media gateway (MGW) to access the user plane</p>
</div>


<a name="id04759" shape="rect"></a>
<div class="topic">
<h3>trial</h3>

<p>test situation in which a network element is set in a trial configuration and at least one unit of each unit type is set to the software trial part</p>
</div>


<a name="id04760" shape="rect"></a>
<div class="topic">
<h3>trial configuration; <em>tele/trial</em></h3>

<p>functional division of an exchange into two parts with package management commands, consisting of the traffic transmitting part (traffic side) and the software trial part (trial side)</p>
</div>


<a name="id019197" shape="rect"></a>
<div class="topic">
<h3>trial logo</h3>

<p>logo that is available on the prelogin page</p>
</div>


<a name="p2xhtm-repid-18428" shape="rect"></a>
<div class="topic">
<h3>trial side</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04761#id04761" onclick="sync(this);return true" shape="rect">See software trial part</a></p>
</div>


<a name="id019199" shape="rect"></a>
<div class="topic">
<h3>trial wallpaper</h3>

<p>wallpaper that is available on the prelogin page</p>
</div>


<a name="id06088" shape="rect"></a>
<div class="topic">
<h3>tributary</h3>

<p>side of the node that provides the interfaces towards the subscriber</p>
</div>


<a name="id08065" shape="rect"></a>
<div class="topic">
<h3>tributary adaptation</h3>

<p>combined function that contains VC-4 termination and adaptation functions</p>
</div>


<a name="id08064" shape="rect"></a>
<div class="topic">
<h3>tributary adaptation group</h3>

<p>group of tributary units connected to the same tributary adaptation function</p>
</div>


<a name="id06089" shape="rect"></a>
<div class="topic">
<h3>tributary bit</h3>

<p>frame bit which conveys data from a tributary of digital multiplex equipment</p>
</div>


<a name="id08721" shape="rect"></a>
<div class="topic">
<h3>tributary bus</h3>

<p>bus which connects data and signalling information from the tributary interfaces to the aggregate interface</p>
</div>


<a name="id07969" shape="rect"></a>
<div class="topic">
<h3>tributary expander node</h3>

<p>node type designed to be used with another node to provide more tributary interfaces</p>
</div>


<a name="id06241" shape="rect"></a>
<div class="topic">
<h3>tributary interface</h3>

<p>interface for tributary signals of multiplex equipment</p>
</div>


<a name="id06242" shape="rect"></a>
<div class="topic">
<h3>tributary signal</h3>

<p>incoming signal of higher order multiplex equipment</p>
</div>


<a name="id06090" shape="rect"></a>
<div class="topic">
<h3>tributary unit; <em>TU</em></h3>

<p>unit which performs tasks related to the tributary of digital multiplex equipment</p>
</div>


<a name="id06535" shape="rect"></a>
<div class="topic">
<h3>tributary unit; <em>TU</em></h3>

<p>structural part of an STM-1 frame consisting of a lower order virtual container and a tributary unit pointer</p>
</div>


<a name="id06534" shape="rect"></a>
<div class="topic">
<h3>tributary unit group; <em>TUG</em></h3>

<p>tributary unit or group of tributary units with a fixed position in a higher order virtual container</p>
</div>


<a name="id06536" shape="rect"></a>
<div class="topic">
<h3>tributary unit pointer; <em>TU pointer</em></h3>

<p>pointer added to a lower order virtual container for the location of information bits</p>
</div>


<a name="id09182" shape="rect"></a>
<div class="topic">
<h3>trie</h3>

<p>order preserving search structure that improves the object searches in ascending or descending order from the object collection</p>
</div>


<a name="id016246" shape="rect"></a>
<div class="topic">
<h3>trigger; <em>network trigger</em></h3>

<p>provisioning request that contains all the information to be executed by the provisioning service driver</p>
</div>


<a name="id016816" shape="rect"></a>
<div class="topic">
<h3>trigger</h3>

<p>general name for software that is responsible for sending a message to the user</p>
</div>


<a name="p2xhtm-repid-18445" shape="rect"></a>
<div class="topic">
<h3>trigger</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06797#id06797" onclick="sync(this);return true" shape="rect">See service trigger</a></p>
</div>


<a name="p2xhtm-repid-18446" shape="rect"></a>
<div class="topic">
<h3>trigger activity</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010507#id010507" onclick="sync(this);return true" shape="rect">See trigger activity data</a></p>
</div>


<a name="id010507" shape="rect"></a>
<div class="topic">
<h3>trigger activity data; <em>trigger activity</em></h3>

<p>data by which the operator can inactivate a service without removing the trigger</p>
</div>


<a name="p2xhtm-repid-18448" shape="rect"></a>
<div class="topic">
<h3>trigger criteria</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06797#id06797" onclick="sync(this);return true" shape="rect">See service trigger</a></p>
</div>


<a name="id012663" shape="rect"></a>
<div class="topic">
<h3>trigger data</h3>

<p>data which the call control uses to start executing an IN supported service</p>
</div>


<a name="id05693" shape="rect"></a>
<div class="topic">
<h3>trigger detection point; <em>TDP</em></h3>

<p>detection point from which an event is reported to the service control point (SCP) for the first time</p>
</div>


<a name="id012124" shape="rect"></a>
<div class="topic">
<h3>trigger detection point request; <em>triggering detection point - request</em>; <em>TDP-R</em></h3>

<p>trigger detection point in request mode that is statically armed and initiates a CAMEL control relationship when encountered</p>
</div>


<a name="id010508" shape="rect"></a>
<div class="topic">
<h3>trigger handle; <em>trigger key</em></h3>

<p>index to a service set that resides in the trigger issuing point where the call control finds it</p>
</div>


<a name="id012665" shape="rect"></a>
<div class="topic">
<h3>trigger handling</h3>

<p>management of trigger data through a man-machine interface (MMI)</p>
</div>


<a name="p2xhtm-repid-18454" shape="rect"></a>
<div class="topic">
<h3>trigger issuing point</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010445#id010445" onclick="sync(this);return true" shape="rect">See issuing point</a></p>
</div>


<a name="p2xhtm-repid-18455" shape="rect"></a>
<div class="topic">
<h3>trigger key</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010508#id010508" onclick="sync(this);return true" shape="rect">See trigger handle</a></p>
</div>


<a name="id010509" shape="rect"></a>
<div class="topic">
<h3>trigger point</h3>

<p>point in which a certain function is triggered when the status of an operation changes</p>
</div>


<a name="id010510" shape="rect"></a>
<div class="topic">
<h3>trigger priority</h3>

<p>obligatory trigger parameter which expresses the selection order for the triggers when several triggers in the same detection point are active at the same time</p>
</div>


<a name="id016227" shape="rect"></a>
<div class="topic">
<h3>trigger processing queue; <em>TPQ</em></h3>

<p>thread that completes the triggers with all the necessary information and sends the fully completed triggers to the main trigger queue</p>
</div>


<a name="id019004" shape="rect"></a>
<div class="topic">
<h3>trigger processing queue management</h3>

<p>management that is responsible for limiting the load that the trigger producer system can occupy from the machine's resources</p>
</div>


<a name="id016221" shape="rect"></a>
<div class="topic">
<h3>trigger processing queue manager; <em>TPQM</em></h3>

<p>software which handles provisioning requests and trigger processing queues (TPQ) and controls the load by controlling the machine's resources that the trigger producers can request</p>
</div>


<a name="id016222" shape="rect"></a>
<div class="topic">
<h3>trigger producer; <em>trigger source</em>; <em>TS</em></h3>

<p>entity that pushes events to be served by the provisioning service drivers to Nokia Terminal Management Server (NTMS)</p>
</div>


<a name="id016226" shape="rect"></a>
<div class="topic">
<h3>trigger queue</h3>

<p>database table where the trigger producers place their incoming requests</p>
</div>


<a name="id016223" shape="rect"></a>
<div class="topic">
<h3>trigger service thread; <em>TST</em></h3>

<p>thread that maintains the trigger under service (TUS) queue by fetching unassigned triggers from the trigger queue to the TUS queue</p>
</div>


<a name="id016225" shape="rect"></a>
<div class="topic">
<h3>trigger service timeout period; <em>TSTP</em></h3>

<p>period of time obtained from the provisioning driver manager (PDM) during which the trigger should be served</p>
</div>


<a name="p2xhtm-repid-18465" shape="rect"></a>
<div class="topic">
<h3>trigger source</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016222#id016222" onclick="sync(this);return true" shape="rect">See trigger producer</a></p>
</div>


<a name="id016249" shape="rect"></a>
<div class="topic">
<h3>trigger thread</h3>

<p>thread that runs trigger processing</p>
</div>


<a name="id016224" shape="rect"></a>
<div class="topic">
<h3>trigger under service queue; <em>TUS queue</em></h3>

<p>queue of triggers in which the triggers remain until the requested action has been successfully accomplished in the processing node</p>
</div>


<a name="p2xhtm-repid-18468" shape="rect"></a>
<div class="topic">
<h3>triggering detection point</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05693#id05693" onclick="sync(this);return true" shape="rect">See trigger detection point</a></p>
</div>


<a name="p2xhtm-repid-18469" shape="rect"></a>
<div class="topic">
<h3>triggering detection point - request</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012124#id012124" onclick="sync(this);return true" shape="rect">See trigger detection point request</a></p>
</div>


<a name="id011677" shape="rect"></a>
<div class="topic">
<h3>triggering on location update</h3>

<p>feature which enables the transfer of mobile-specific information from the MSC/SSP to the service control point and thus the development of IN supported services based on non-call related events</p>
</div>


<a name="id019679" shape="rect"></a>
<div class="topic">
<h3>Trimble standard interface protocol; <em>TSIP</em></h3>

<p>protocol which provides commands for configuring a global positioning system (GPS) receiver for optimum performance</p>
</div>


<a name="p2xhtm-repid-18472" shape="rect"></a>
<div class="topic">
<h3>TRIP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016998#id016998" onclick="sync(this);return true" shape="rect">See telephony routing over IP</a></p>
</div>


<a name="p2xhtm-repid-18473" shape="rect"></a>
<div class="topic">
<h3>triple DES</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015036#id015036" onclick="sync(this);return true" shape="rect">See 3DES</a></p>
</div>


<a name="id019841" shape="rect"></a>
<div class="topic">
<h3>triple-click</h3>

<p>to click the left button of a mouse three times in quick succession</p>
</div>


<a name="p2xhtm-repid-18475" shape="rect"></a>
<div class="topic">
<h3>triplet</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04274#id04274" onclick="sync(this);return true" shape="rect">See authentication triplet</a></p>
</div>


<a name="id013846" shape="rect"></a>
<div class="topic">
<h3>triplexer</h3>

<p>unit of an antenna system which is used to combine GSM 900, GSM 1800 and WCDMA signals into a single antenna feedline in triple-band solutions</p>
</div>


<a name="id06110" shape="rect"></a>
<div class="topic">
<h3>tristate line signal; <em>three-state line signal</em></h3>

<p>binary line signal which has three possible levels of voltage</p>
</div>


<a name="id010171" shape="rect"></a>
<div class="topic">
<h3>trivial file transfer protocol; <em>TFTP</em></h3>

<p>simplified version of FTP that transfers files but does not provide password protection or user-directory capability</p>
</div>


<a name="id013487" shape="rect"></a>
<div class="topic">
<h3>trivial file transfer protocol client; <em>TFTP client</em>; <em>TFTPC</em></h3>

<p>client which supports the trivial file transfer protocol (TFTP)</p>
</div>


<a name="id013488" shape="rect"></a>
<div class="topic">
<h3>trivial file transfer protocol server; <em>TFTP server</em>; <em>TFTPS</em></h3>

<p>server which supports the trivial file transfer protocol (TFTP), enabling access to the files from every host without a network file system</p>
</div>


<a name="p2xhtm-repid-18481" shape="rect"></a>
<div class="topic">
<h3>TRL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010808#id010808" onclick="sync(this);return true" shape="rect">See timing reference link</a></p>
</div>


<a name="p2xhtm-repid-18482" shape="rect"></a>
<div class="topic">
<h3>TrM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014910#id014910" onclick="sync(this);return true" shape="rect">See transparent mode</a></p>
</div>


<a name="id05334" shape="rect"></a>
<div class="topic">
<h3>trouble administration</h3>

<p>part of fault management which provides functions for trouble reporting</p>
</div>


<a name="p2xhtm-repid-18484" shape="rect"></a>
<div class="topic">
<h3>trouble management</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05309#id05309" onclick="sync(this);return true" shape="rect">See fault management</a></p>
</div>


<a name="p2xhtm-repid-18485" shape="rect"></a>
<div class="topic">
<h3>trouble shooting</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08225#id08225" onclick="sync(this);return true" shape="rect">See troubleshooting</a></p>
</div>


<a name="id018390" shape="rect"></a>
<div class="topic">
<h3>trouble ticket system</h3>

<p>system for managing user requests or problem reports in the system administration</p>
</div>


<a name="id08225" shape="rect"></a>
<div class="topic">
<h3>troubleshooting; <em>trouble shooting</em></h3>

<p>detecting, tracing and eliminating mistakes in software</p>
</div>


<a name="p2xhtm-repid-18488" shape="rect"></a>
<div class="topic">
<h3>TRU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08881#id08881" onclick="sync(this);return true" shape="rect">See transmission unit</a></p>
</div>


<a name="id09528" shape="rect"></a>
<div class="topic">
<h3>truncated number</h3>

<p>subscriber number which has been cut after the first few digits using the character %</p>
</div>


<a name="id018547" shape="rect"></a>
<div class="topic">
<h3>trunk</h3>

<p>physical and logical connection between network elements</p>
</div>


<a name="id0953" shape="rect"></a>
<div class="topic">
<h3>trunk call; <em>long-distance call</em></h3>

<p>call to a point outside the local service area</p>
</div>


<a name="id02244" shape="rect"></a>
<div class="topic">
<h3>trunk call barring</h3>

<p>restriction category of the outgoing calls barring which enables prevention of trunk calls and international calls from a particular extension</p>
</div>


<a name="id0843" shape="rect"></a>
<div class="topic">
<h3>trunk circuit; <em>inter-exchange circuit</em></h3>

<p>circuit connecting two exchanges or an exchange and a PABX. Direction of the trunk circuit can be incoming, outgoing or bidirectional</p>
</div>


<a name="id08632" shape="rect"></a>
<div class="topic">
<h3>trunk circuit charging</h3>

<p>part of storage of charging which collects the observation data on the required charging cases and enables the observation of charging received from the outgoing circuit</p>
</div>


<a name="id01692" shape="rect"></a>
<div class="topic">
<h3>trunk circuit network; <em>trunk network</em>; <em>toll network /US/</em>; <em>long-distance network /US/</em></h3>

<p>network whose nodes are trunk exchanges interconnected by trunk circuits</p>
</div>


<a name="id0824" shape="rect"></a>
<div class="topic">
<h3>trunk code; <em>network code</em>; <em>TC</em></h3>

<p>national destination code (not including the trunk prefix) characterising the called numbering area</p>
</div>


<a name="id02488" shape="rect"></a>
<div class="topic">
<h3>trunk exchange</h3>

<p>exchange primarily devoted to handling trunk calls</p>
</div>


<a name="p2xhtm-repid-18498" shape="rect"></a>
<div class="topic">
<h3>trunk network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01692#id01692" onclick="sync(this);return true" shape="rect">See trunk circuit network</a></p>
</div>


<a name="id08529" shape="rect"></a>
<div class="topic">
<h3>trunk network maintenance; <em>TNM</em></h3>

<p>network maintenance that supervises the trunk circuits connected to a DX 200 exchange and handles the error situations in them and gathers statistics on their disturbances</p>
</div>


<a name="p2xhtm-repid-18500" shape="rect"></a>
<div class="topic">
<h3>trunk offering</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02223#id02223" onclick="sync(this);return true" shape="rect">See intrusion</a></p>
</div>


<a name="id06313" shape="rect"></a>
<div class="topic">
<h3>trunk prefix; <em>national trunk prefix</em>; <em>national prefix</em>; <em>NP</em></h3>

<p>digit or combination of digits to be dialled by a calling subscriber, making a call to a subscriber in his own country but outside his own numbering area. It provides access to the automatic outgoing trunk equipment</p>
</div>


<a name="p2xhtm-repid-18502" shape="rect"></a>
<div class="topic">
<h3>trunk reservation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09034#id09034" onclick="sync(this);return true" shape="rect">See trunk reservation algorithm</a></p>
</div>


<a name="id09034" shape="rect"></a>
<div class="topic">
<h3>trunk reservation algorithm; <em>trunk reservation</em></h3>

<p>algorithm used in traffic channel allocation in order to allow the shared use of traffic channel resources of a base transceiver station by GSM and MCN (Micro Cellular Network) users</p>
</div>


<a name="p2xhtm-repid-18504" shape="rect"></a>
<div class="topic">
<h3>trunked mobile network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05214#id05214" onclick="sync(this);return true" shape="rect">See trunked network</a></p>
</div>


<a name="id05214" shape="rect"></a>
<div class="topic">
<h3>trunked network; <em>trunked mobile network</em></h3>

<p>professional mobile radio (PMR) which by means of collective use of radio channels offers enterprise-specific radio network services for several groups of users</p>
</div>


<a name="p2xhtm-repid-18506" shape="rect"></a>
<div class="topic">
<h3>trunking</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015174#id015174" onclick="sync(this);return true" shape="rect">See link aggregation</a></p>
</div>


<a name="id04517" shape="rect"></a>
<div class="topic">
<h3>trunking</h3>

<p>technique by means of which the capacity of several radio channels is automatically distributed between several users</p>
</div>


<a name="id021129" shape="rect"></a>
<div class="topic">
<h3>trusted third party</h3>

<p>security authority that the communicating entities trust with respect to specific security-related activities</p>
</div>


<a name="p2xhtm-repid-18509" shape="rect"></a>
<div class="topic">
<h3>TRX</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04885#id04885" onclick="sync(this);return true" shape="rect">See transceiver</a></p>
</div>


<a name="id011267" shape="rect"></a>
<div class="topic">
<h3>TRX channel; <em>TRX link</em>; <em>TRXSIG</em></h3>

<p>signalling channel from the base station controller to the transceivers that is used, for example, for location updating, call control, handover and paging</p>
</div>


<a name="p2xhtm-repid-18511" shape="rect"></a>
<div class="topic">
<h3>TRX link</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011267#id011267" onclick="sync(this);return true" shape="rect">See TRX channel</a></p>
</div>


<a name="p2xhtm-repid-18512" shape="rect"></a>
<div class="topic">
<h3>TRXSIG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011267#id011267" onclick="sync(this);return true" shape="rect">See TRX channel</a></p>
</div>


<a name="id014096" shape="rect"></a>
<div class="topic">
<h3>trying message</h3>

<p>session initiation protocol (SIP) message which the IP telephony gateway receives from the call processing server (CPS) as an acknowledgement to the invite message</p>
</div>


<a name="p2xhtm-repid-18514" shape="rect"></a>
<div class="topic">
<h3>TS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01532#id01532" onclick="sync(this);return true" shape="rect">See time sharing</a></p>
</div>


<a name="p2xhtm-repid-18515" shape="rect"></a>
<div class="topic">
<h3>TS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016222#id016222" onclick="sync(this);return true" shape="rect">See trigger producer</a></p>
</div>


<a name="p2xhtm-repid-18516" shape="rect"></a>
<div class="topic">
<h3>TS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05#id05" onclick="sync(this);return true" shape="rect">See time-slot</a></p>
</div>


<a name="p2xhtm-repid-18517" shape="rect"></a>
<div class="topic">
<h3>ts</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05#id05" onclick="sync(this);return true" shape="rect">See time-slot</a></p>
</div>


<a name="p2xhtm-repid-18518" shape="rect"></a>
<div class="topic">
<h3>TS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09255#id09255" onclick="sync(this);return true" shape="rect">See traffic shaping</a></p>
</div>


<a name="p2xhtm-repid-18519" shape="rect"></a>
<div class="topic">
<h3>TSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02494#id02494" onclick="sync(this);return true" shape="rect">See transit exchange</a></p>
</div>


<a name="p2xhtm-repid-18520" shape="rect"></a>
<div class="topic">
<h3>TSCC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05727#id05727" onclick="sync(this);return true" shape="rect">See time-shared control channel</a></p>
</div>


<a name="p2xhtm-repid-18521" shape="rect"></a>
<div class="topic">
<h3>TSIG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019542#id019542" onclick="sync(this);return true" shape="rect">See secret key transaction authentication for DNS</a></p>
</div>


<a name="p2xhtm-repid-18522" shape="rect"></a>
<div class="topic">
<h3>TSIP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019679#id019679" onclick="sync(this);return true" shape="rect">See Trimble standard interface protocol</a></p>
</div>


<a name="p2xhtm-repid-18523" shape="rect"></a>
<div class="topic">
<h3>TSL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05#id05" onclick="sync(this);return true" shape="rect">See time-slot</a></p>
</div>


<a name="p2xhtm-repid-18524" shape="rect"></a>
<div class="topic">
<h3>TSN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013491#id013491" onclick="sync(this);return true" shape="rect">See transmission sequence number</a></p>
</div>


<a name="p2xhtm-repid-18525" shape="rect"></a>
<div class="topic">
<h3>TSN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015585#id015585" onclick="sync(this);return true" shape="rect">See transit serving node</a></p>
</div>


<a name="p2xhtm-repid-18526" shape="rect"></a>
<div class="topic">
<h3>TST</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016223#id016223" onclick="sync(this);return true" shape="rect">See trigger service thread</a></p>
</div>


<a name="p2xhtm-repid-18527" shape="rect"></a>
<div class="topic">
<h3>TST-switch</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02786#id02786" onclick="sync(this);return true" shape="rect">See time-space-time switch</a></p>
</div>


<a name="p2xhtm-repid-18528" shape="rect"></a>
<div class="topic">
<h3>TSTP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016225#id016225" onclick="sync(this);return true" shape="rect">See trigger service timeout period</a></p>
</div>


<a name="p2xhtm-repid-18529" shape="rect"></a>
<div class="topic">
<h3>TT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04730#id04730" onclick="sync(this);return true" shape="rect">See translation type</a></p>
</div>


<a name="p2xhtm-repid-18530" shape="rect"></a>
<div class="topic">
<h3>TTB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012328#id012328" onclick="sync(this);return true" shape="rect">See temporary trunk blocking</a></p>
</div>


<a name="p2xhtm-repid-18531" shape="rect"></a>
<div class="topic">
<h3>TTCN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014270#id014270" onclick="sync(this);return true" shape="rect">See testing and test control notation</a></p>
</div>


<a name="p2xhtm-repid-18532" shape="rect"></a>
<div class="topic">
<h3>TTCP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015738#id015738" onclick="sync(this);return true" shape="rect">See test TCP</a></p>
</div>


<a name="p2xhtm-repid-18533" shape="rect"></a>
<div class="topic">
<h3>TTFF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019729#id019729" onclick="sync(this);return true" shape="rect">See time to first fix</a></p>
</div>


<a name="p2xhtm-repid-18534" shape="rect"></a>
<div class="topic">
<h3>TTI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011495#id011495" onclick="sync(this);return true" shape="rect">See transmission time interval</a></p>
</div>


<a name="p2xhtm-repid-18535" shape="rect"></a>
<div class="topic">
<h3>TTI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07866#id07866" onclick="sync(this);return true" shape="rect">See trail trace identifier</a></p>
</div>


<a name="p2xhtm-repid-18536" shape="rect"></a>
<div class="topic">
<h3>TTL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010028#id010028" onclick="sync(this);return true" shape="rect">See time to live</a></p>
</div>


<a name="p2xhtm-repid-18537" shape="rect"></a>
<div class="topic">
<h3>TTML</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016817#id016817" onclick="sync(this);return true" shape="rect">See tagged text markup language</a></p>
</div>


<a name="p2xhtm-repid-18538" shape="rect"></a>
<div class="topic">
<h3>TTP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08503#id08503" onclick="sync(this);return true" shape="rect">See trail termination point</a></p>
</div>


<a name="p2xhtm-repid-18539" shape="rect"></a>
<div class="topic">
<h3>TTS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016818#id016818" onclick="sync(this);return true" shape="rect">See text to speech</a></p>
</div>


<a name="p2xhtm-repid-18540" shape="rect"></a>
<div class="topic">
<h3>TTY</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020519#id020519" onclick="sync(this);return true" shape="rect">See text telephony</a></p>
</div>


<a name="p2xhtm-repid-18541" shape="rect"></a>
<div class="topic">
<h3>TU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06090#id06090" onclick="sync(this);return true" shape="rect">See tributary unit</a></p>
</div>


<a name="p2xhtm-repid-18542" shape="rect"></a>
<div class="topic">
<h3>TU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06535#id06535" onclick="sync(this);return true" shape="rect">See tributary unit</a></p>
</div>


<a name="p2xhtm-repid-18543" shape="rect"></a>
<div class="topic">
<h3>TU pointer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06536#id06536" onclick="sync(this);return true" shape="rect">See tributary unit pointer</a></p>
</div>


<a name="p2xhtm-repid-18544" shape="rect"></a>
<div class="topic">
<h3>TU-m AIS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08023#id08023" onclick="sync(this);return true" shape="rect">See TU-m alarm indication signal</a></p>
</div>


<a name="id08023" shape="rect"></a>
<div class="topic">
<h3>TU-m alarm indication signal; <em>TU-m AIS</em></h3>

<p>STM-N signal at the Network Node Interface NNI in which the entire capacity of a TU-m is set to logic "1"</p>
</div>


<a name="p2xhtm-repid-18546" shape="rect"></a>
<div class="topic">
<h3>TUC-0</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015330#id015330" onclick="sync(this);return true" shape="rect">See total user cell number related to the CLP-0 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18547" shape="rect"></a>
<div class="topic">
<h3>TUC-0+1</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015331#id015331" onclick="sync(this);return true" shape="rect">See total user cell number related to the CLP-0+1 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18548" shape="rect"></a>
<div class="topic">
<h3>TUCN0</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015330#id015330" onclick="sync(this);return true" shape="rect">See total user cell number related to the CLP-0 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18549" shape="rect"></a>
<div class="topic">
<h3>TUCN0+1</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015331#id015331" onclick="sync(this);return true" shape="rect">See total user cell number related to the CLP-0+1 user cell flow</a></p>
</div>


<a name="p2xhtm-repid-18550" shape="rect"></a>
<div class="topic">
<h3>TUG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06534#id06534" onclick="sync(this);return true" shape="rect">See tributary unit group</a></p>
</div>


<a name="id016445" shape="rect"></a>
<div class="topic">
<h3>tun0c1</h3>

<p>point-to-point interface used to collect all the Internet protocol version 6 (IPv6) packets coming from the access points</p>
</div>


<a name="id016444" shape="rect"></a>
<div class="topic">
<h3>tun0c9</h3>

<p>point-to-point interface used to collect all the Internet protocol version 4 (IPv4) packets coming from the access points</p>
</div>


<a name="id09501" shape="rect"></a>
<div class="topic">
<h3>tunnel</h3>

<p>to transport foreign protocols transparently over an intermediate media by way of encapsulation</p>
</div>


<a name="id09502" shape="rect"></a>
<div class="topic">
<h3>tunnel; <em>interconnecting tunnel</em></h3>

<p>channel for transporting foreign protocols transparently over an intermediate media by way of encapsulation</p>
</div>


<a name="id09007" shape="rect"></a>
<div class="topic">
<h3>tunnel</h3>

<p>point-to-point path between two GSNs, where only the tunnel endpoints are identified</p>
</div>


<a name="id014913" shape="rect"></a>
<div class="topic">
<h3>tunnel endpoint identifier; <em>TEID</em>; <em>TEI</em></h3>

<p>identifier that unambiguously identifies a tunnel endpoint in the receiving GPRS tunnelling protocol (GTP) entity</p>
</div>


<a name="id010029" shape="rect"></a>
<div class="topic">
<h3>tunnel identifier; <em>TID</em></h3>

<p>identifier used between GPRS support nodes (GSN) in the GPRS tunnelling protocol to identify a PDP context</p>
</div>


<a name="id015333" shape="rect"></a>
<div class="topic">
<h3>tunnel mode</h3>

<p>Internet protocol security (IPSec) usage mode where the IP traffic from a unit is forwarded through another unit where the IP stack adds another IP header in front of the original one</p>
</div>


<a name="p2xhtm-repid-18559" shape="rect"></a>
<div class="topic">
<h3>tunnel protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08917#id08917" onclick="sync(this);return true" shape="rect">See GPRS tunnelling protocol</a></p>
</div>


<a name="p2xhtm-repid-18560" shape="rect"></a>
<div class="topic">
<h3>tunneling /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09503#id09503" onclick="sync(this);return true" shape="rect">See tunnelling</a></p>
</div>


<a name="p2xhtm-repid-18561" shape="rect"></a>
<div class="topic">
<h3>tunnelled PDU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015332#id015332" onclick="sync(this);return true" shape="rect">See tunnelled protocol data unit</a></p>
</div>


<a name="id015332" shape="rect"></a>
<div class="topic">
<h3>tunnelled protocol data unit; <em>tunnelled PDU</em>; <em>T-PDU</em></h3>

<p>protocol data unit of a bearer control protocol that is transported by the BICC bearer control tunnelling protocol</p>
</div>


<a name="id09503" shape="rect"></a>
<div class="topic">
<h3>tunnelling; <em>tunneling /US/</em></h3>

<p>act of transporting foreign protocols transparently over an intermediate media by way of encapsulation</p>
</div>


<a name="id09008" shape="rect"></a>
<div class="topic">
<h3>tunnelling</h3>

<p>transferring of messages from the point of encapsulation to the point of decapsulation</p>
</div>


<a name="p2xhtm-repid-18565" shape="rect"></a>
<div class="topic">
<h3>TUP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0631#id0631" onclick="sync(this);return true" shape="rect">See telephone user part</a></p>
</div>


<a name="id04299" shape="rect"></a>
<div class="topic">
<h3>tuple</h3>

<p>one entry in a relational database</p>
</div>


<a name="p2xhtm-repid-18567" shape="rect"></a>
<div class="topic">
<h3>tuple</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09105#id09105" onclick="sync(this);return true" shape="rect">See search tuple</a></p>
</div>


<a name="id016014" shape="rect"></a>
<div class="topic">
<h3>turbo-charger</h3>

<p>feature that optimises signalling associated with subscriber data management by assigning one MSC/VLR to perform the call control and mobility management functions while the subscriber remains attached or until signalling routes require further optimisation</p>
</div>


<a name="p2xhtm-repid-18569" shape="rect"></a>
<div class="topic">
<h3>TUS queue</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016224#id016224" onclick="sync(this);return true" shape="rect">See trigger under service queue</a></p>
</div>


<a name="id07564" shape="rect"></a>
<div class="topic">
<h3>tutorial</h3>

<p>program intended for computer-aided instruction</p>
</div>


<a name="id06763" shape="rect"></a>
<div class="topic">
<h3>twin-frequency protection</h3>

<p>equipment redundancy in which the signal is transmitted using one or several frequencies</p>
</div>


<a name="p2xhtm-repid-18572" shape="rect"></a>
<div class="topic">
<h3>twisted conductor pair</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02106#id02106" onclick="sync(this);return true" shape="rect">See twisted pair</a></p>
</div>


<a name="id02106" shape="rect"></a>
<div class="topic">
<h3>twisted pair</h3>

<p>relatively low-speed transmission medium consisting of two insulated wires arranged in a regular spiral pattern</p>
</div>


<a name="id09405" shape="rect"></a>
<div class="topic">
<h3>two binary, one quaternary; <em>2B1Q</em></h3>

<p>line encoding technique which maps two bits of data into one quaternary symbol, with each symbol comprising one of four variations in amplitude and polarity over a circuit</p>
</div>


<a name="id05176" shape="rect"></a>
<div class="topic">
<h3>two-bit byte; <em>doublet</em></h3>

<p>byte composed of two binary digits</p>
</div>


<a name="id016502" shape="rect"></a>
<div class="topic">
<h3>two-branch diversity; <em>2-branch diversity</em></h3>

<p>mode of transmission in which two independent signals with different phase and amplitude, caused by multipath propagation, are received at the base station (BTS)</p>
</div>


<a name="id010511" shape="rect"></a>
<div class="topic">
<h3>two-call state</h3>

<p>call state in which the attendant has established a second call without terminating the first call</p>
</div>


<a name="id05003" shape="rect"></a>
<div class="topic">
<h3>two-dimensional array</h3>

<p>file which is divided into records and the records further to a fixed number of subrecords</p>
</div>


<a name="id017226" shape="rect"></a>
<div class="topic">
<h3>two-phase commit protocol; <em>presumed nothing protocol</em>; <em>2PC</em>; <em>PrN</em></h3>

<p>commit protocol which is used for distributed transactions</p>
</div>


<a name="id04544" shape="rect"></a>
<div class="topic">
<h3>two-phase commitment; <em>2PC</em></h3>

<p>method for controlling commitment to transactions</p>
</div>


<a name="id04535" shape="rect"></a>
<div class="topic">
<h3>two-phase locking; <em>2PL</em></h3>

<p>concurrency control method where the data items used by transactions are locked from other transactions</p>
</div>


<a name="p2xhtm-repid-18582" shape="rect"></a>
<div class="topic">
<h3>two-phase shift keying</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06171#id06171" onclick="sync(this);return true" shape="rect">See binary phase shift keying</a></p>
</div>


<a name="id014635" shape="rect"></a>
<div class="topic">
<h3>two-safe replication; <em>2-safe replication</em>; <em>two-way replication</em></h3>

<p>replication in which changes can be made to the original files or databases on the master server or to any of the replicated copies on the other servers, and after commitment the changes exist both in the original files or databases and in the replicated copies</p>
</div>


<a name="id09504" shape="rect"></a>
<div class="topic">
<h3>two-stage multiplexing structure</h3>

<p>network topology where there are first stage multiplexers concentrating traffic from tributaries onto first stage aggregate links, which are then further concentrated at a second stage multiplexer onto a second stage aggregate</p>
</div>


<a name="id07528" shape="rect"></a>
<div class="topic">
<h3>two-step activation</h3>

<p>type of activation which is initiated by one command to invoke a sequence of actions to activate the digital line transmission system and continued by a second command to invoke a sequence of actions to activate the user-network interface</p>
</div>


<a name="p2xhtm-repid-18586" shape="rect"></a>
<div class="topic">
<h3>two-way</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03446#id03446" onclick="sync(this);return true" shape="rect">See both-way</a></p>
</div>


<a name="p2xhtm-repid-18587" shape="rect"></a>
<div class="topic">
<h3>two-way algorithm</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020134#id020134" onclick="sync(this);return true" shape="rect">See two-way encryption algorithm</a></p>
</div>


<a name="p2xhtm-repid-18588" shape="rect"></a>
<div class="topic">
<h3>two-way circuit group</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0328#id0328" onclick="sync(this);return true" shape="rect">See both-way circuit group</a></p>
</div>


<a name="p2xhtm-repid-18589" shape="rect"></a>
<div class="topic">
<h3>two-way counter</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01819#id01819" onclick="sync(this);return true" shape="rect">See reversible counter</a></p>
</div>


<a name="p2xhtm-repid-18590" shape="rect"></a>
<div class="topic">
<h3>two-way cryptography</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011869#id011869" onclick="sync(this);return true" shape="rect">See symmetric cryptography</a></p>
</div>


<a name="id020134" shape="rect"></a>
<div class="topic">
<h3>two-way encryption algorithm; <em>two-way algorithm</em></h3>

<p>cryptographic algorithm than can be used for both coding and decoding, given the right keys</p>
</div>


<a name="id020133" shape="rect"></a>
<div class="topic">
<h3>two-way password</h3>

<p>password which is encrypted with a two-way encryption algorithm</p>
</div>


<a name="p2xhtm-repid-18593" shape="rect"></a>
<div class="topic">
<h3>two-way replication</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014635#id014635" onclick="sync(this);return true" shape="rect">See two-safe replication</a></p>
</div>


<a name="id014505" shape="rect"></a>
<div class="topic">
<h3>two-way uplink diversity; <em>2-way uplink diversity</em></h3>

<p>function by which a base transceiver station (BTS) uses two antennas and two receivers simultaneously on a single channel to obtain improved overall BTS receiver sensitivity in an environment that is subject to random multipath fading</p>
</div>


<a name="id02349" shape="rect"></a>
<div class="topic">
<h3>two-wire circuit</h3>

<p>circuit using two conductors (or two groups of conductors in the case of a phantom circuit) to provide simultaneous transmission in both go and return directions in a common frequency band</p>
</div>


<a name="id0961" shape="rect"></a>
<div class="topic">
<h3>two-wire switching</h3>

<p>switching using the same path, frequency band or time interval for both directions of transmission</p>
</div>


<a name="id018493" shape="rect"></a>
<div class="topic">
<h3>twofish</h3>

<p>block cipher method with a block size of 128 bits and a key length of up to 256 bits</p>
</div>


<a name="p2xhtm-repid-18598" shape="rect"></a>
<div class="topic">
<h3>Tx</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06204#id06204" onclick="sync(this);return true" shape="rect">See radio transmitter</a></p>
</div>


<a name="p2xhtm-repid-18599" shape="rect"></a>
<div class="topic">
<h3>TX</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06204#id06204" onclick="sync(this);return true" shape="rect">See radio transmitter</a></p>
</div>


<a name="p2xhtm-repid-18600" shape="rect"></a>
<div class="topic">
<h3>TXD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01301#id01301" onclick="sync(this);return true" shape="rect">See transmitted-data signal</a></p>
</div>


<a name="id04244" shape="rect"></a>
<div class="topic">
<h3>type</h3>

<p>set of properties for entities</p>
</div>


<a name="id010030" shape="rect"></a>
<div class="topic">
<h3>type of service; <em>ToS</em></h3>

<p>function between the IP layer and the upper layers to communicate on how tradeoffs in the IP layer should be made for a particular packet</p>
</div>


<a name="p2xhtm-repid-18603" shape="rect"></a>
<div class="topic">
<h3>type-length-value</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013494#id013494" onclick="sync(this);return true" shape="rect">See type-length-value coding</a></p>
</div>


<a name="id013494" shape="rect"></a>
<div class="topic">
<h3>type-length-value coding; <em>tag-length-value coding</em>; <em>TLV coding</em>; <em>type-length-value</em>; <em>type/length/value</em>; <em>TLV</em></h3>

<p>encoding scheme in which the type field includes an unambiguous field identifier, the length field determines the length of the specific field, and the value field includes the content of the field</p>
</div>


<a name="p2xhtm-repid-18605" shape="rect"></a>
<div class="topic">
<h3>type/length/value</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013494#id013494" onclick="sync(this);return true" shape="rect">See type-length-value coding</a></p>
</div>
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