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<h2>O</h2>

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<h3>O&amp;M</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0876#id0876" onclick="sync(this);return true" shape="rect">See operation and maintenance</a></p>
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<div class="topic">
<h3>O&amp;M functions; <em>operation and maintenance functions</em>; <em>OMF</em></h3>

<p>set of functions which provides features for the operation and maintenance of a network element, including the user interface, system maintenance, configuration management, and network maintenance</p>
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<h3>O&amp;M gateway; <em>OMGW</em></h3>

<p>gateway node that is used to access the operator's operation and maintenance (O&amp;M) network</p>
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<h3>O&amp;M 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=id01208#id01208" onclick="sync(this);return true" shape="rect">See operation and maintenance interface</a></p>
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<h3>O&amp;M mediation</h3>

<p>mediation function that is used to handle the implementation-specific operation and maintenance (O&amp;M) functions of the base transceiver stations (BTS)</p>
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<h3>O&amp;M 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=id03280#id03280" onclick="sync(this);return true" shape="rect">See operation and maintenance network</a></p>
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<h3>O&amp;M network administration</h3>

<p>command class including commands that are used to handle the O&amp;M connections between the operation and maintenance centre (OMC) and the network</p>
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<h3>O&amp;M server; <em>operation and maintenance server</em>; <em>OMS</em></h3>

<p>in a push to talk call processor, a server in the management plane which provides operation and maintenance (O&amp;M) functions within the processor, and provides an element manager client for the operator's personnel to control and maintain the processor</p>
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<h3>O&amp;M services application 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=id016151#id016151" onclick="sync(this);return true" shape="rect">See operation and maintenance service application protocol</a></p>
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<h3>O&amp;M traffic</h3>

<p>traffic that consists of communication related to operation and maintenance (O&amp;M), that is, configuration, monitoring, and supervision of the network element</p>
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<h3>O-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=id014059#id014059" onclick="sync(this);return true" shape="rect">See originating call state control function</a></p>
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<h3>O-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=id012109#id012109" onclick="sync(this);return true" shape="rect">See originating CAMEL subscription information</a></p>
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<h3>O-H model</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013512#id013512" onclick="sync(this);return true" shape="rect">See Okumura-Hata model</a></p>
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<div class="topic">
<h3>O-SM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016946#id016946" onclick="sync(this);return true" shape="rect">See outgoing state model</a></p>
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<h3>O/E converter</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06291#id06291" onclick="sync(this);return true" shape="rect">See optical-to-electrical converter</a></p>
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<h3>O/E transducer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06291#id06291" onclick="sync(this);return true" shape="rect">See optical-to-electrical converter</a></p>
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<div class="topic">
<h3>OA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05571#id05571" onclick="sync(this);return true" shape="rect">See CUG with outgoing access</a></p>
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<h3>OACK packet</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013445#id013445" onclick="sync(this);return true" shape="rect">See option acknowledgement TFTP packet</a></p>
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<div class="topic">
<h3>OACSU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04500#id04500" onclick="sync(this);return true" shape="rect">See off-air-call-set-up</a></p>
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<h3>OAM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07442#id07442" onclick="sync(this);return true" shape="rect">See Operations, Administrations and Maintenance</a></p>
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<h3>OAM backward reporting; <em>OAM BR</em></h3>

<p>Operations, Administrations and Maintenance (OAM) function which is used to indicate the block error result and the total received cell count for the ATM equipment management function (AEMF)</p>
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<h3>OAM BR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021022#id021022" onclick="sync(this);return true" shape="rect">See OAM backward reporting</a></p>
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<h3>OAM CC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020863#id020863" onclick="sync(this);return true" shape="rect">See OAM continuity check</a></p>
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<h3>OAM cell</h3>

<p>ATM cell that carries Operations, Administrations and Maintenance (OAM) information for performing specific OAM functions</p>
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<h3>OAM continuity check; <em>OAM CC</em></h3>

<p>continuity check for detecting ATM layer connectivity and performance defects</p>
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<h3>OAM F4/F5 Loopback</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09718#id09718" onclick="sync(this);return true" shape="rect">See F4/F5 flow loopback</a></p>
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<h3>OAM LLID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021023#id021023" onclick="sync(this);return true" shape="rect">See OAM loopback location identifier</a></p>
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<h3>OAM loopback location identifier; <em>OAM LLID</em></h3>

<p>field in a fault management cell which is used for identifying the loopback points of returned loopback cells</p>
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<h3>OAMC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07443#id07443" onclick="sync(this);return true" shape="rect">See operation, administration and maintenance centre</a></p>
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<h3>OAZ</h3>

<p><a href="NED?action=retrieve&amp;identifier=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>
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<h3>OBCSM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09112#id09112" onclick="sync(this);return true" shape="rect">See originating basic call state model</a></p>
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<h3>object</h3>

<p>data item stored in a database which has a certain data type and object identifier</p>
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<h3>object</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05350#id05350" onclick="sync(this);return true" shape="rect">See managed object</a></p>
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<h3>object adapter</h3>

<p>CORBA (Common Object Request Broker Architecture) term for the environment in which server applications run</p>
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<h3>object array</h3>

<p>object collection from which objects can be searched for sequentially or by using an array index</p>
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<h3>object 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=id05337#id05337" onclick="sync(this);return true" shape="rect">See managed object class</a></p>
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<h3>object class; <em>OC</em></h3>

<p>identified family of objects that share certain characteristics</p>
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<h3>object class handler; <em>managed object class handler</em>; <em>OCH</em>; <em>MOCH</em></h3>

<p>code that offers an interface based on the Q3 model to the network management system and executes all operations defined in the object model for the object class</p>
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<h3>object collection</h3>

<p>logical memory area defined uniquely in a database and containing objects of only one type</p>
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<h3>object directory</h3>

<p>search structure defined uniquely in a database, with a defined search key, meant for making value-based object searches from among an object collection more efficiently</p>
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<h3>object 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=id01852#id01852" onclick="sync(this);return true" shape="rect">See object module</a></p>
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<h3>object file</h3>

<p>file to which an object collection is stored</p>
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<h3>object for inter-frequency handover path</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019094#id019094" onclick="sync(this);return true" shape="rect">See inter-frequency handover path</a></p>
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<h3>object for inter-frequency measurement 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=id019095#id019095" onclick="sync(this);return true" shape="rect">See inter-frequency measurement control</a></p>
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<h3>object for inter-system adjacency</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019096#id019096" onclick="sync(this);return true" shape="rect">See inter-system adjacency</a></p>
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<div class="topic">
<h3>object for inter-system handover path</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019097#id019097" onclick="sync(this);return true" shape="rect">See inter-system handover path</a></p>
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<h3>object for inter-system measurement 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=id019098#id019098" onclick="sync(this);return true" shape="rect">See inter-system measurement control</a></p>
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<div class="topic">
<h3>object for intra-frequency adjacency</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019099#id019099" onclick="sync(this);return true" shape="rect">See intra-frequency adjacency</a></p>
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<div class="topic">
<h3>object for intra-frequency handover path</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019100#id019100" onclick="sync(this);return true" shape="rect">See intra-frequency handover path</a></p>
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<div class="topic">
<h3>object for intra-frequency measurement 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=id019101#id019101" onclick="sync(this);return true" shape="rect">See intra-frequency measurement control</a></p>
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<div class="topic">
<h3>object identifier; <em>OID</em></h3>

<p>identifier which separates one object from others</p>
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<div class="topic">
<h3>object instance</h3>

<p>particular managed object of an object class which represents a specific function, property or physical entity in the managed element</p>
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<div class="topic">
<h3>object instantiation language; <em>OIL</em></h3>

<p>language that the man-machine language (MML) parser uses to define the structure of the MML response to be read</p>
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<div class="topic">
<h3>object language; <em>target language</em></h3>

<p>language into which statements are translated</p>
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<div class="topic">
<h3>object list</h3>

<p>list of measurement objects to be included in the measurement</p>
</div>


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<div class="topic">
<h3>object management architecture; <em>OMA</em></h3>

<p>architecture that defines a framework for communications between distributed objects and provides a conceptual infrastructure upon which subsequent supporting specifications are to be based</p>
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<div class="topic">
<h3>object model</h3>

<p>conceptual view of the managed element described in terms of managed objects and their relationships as seen by the management system</p>
</div>


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<div class="topic">
<h3>object modelling technique; <em>OMT</em></h3>

<p>object modelling language for software modelling and design, which is used as a method to develop object-oriented systems, and to support object-oriented programming</p>
</div>


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<div class="topic">
<h3>object module; <em>object file</em></h3>

<p>program module received as a result of translation</p>
</div>


<a name="id03275" shape="rect"></a>
<div class="topic">
<h3>object program; <em>target program</em></h3>

<p>target language program that has been translated from a source language</p>
</div>


<a name="id04558" shape="rect"></a>
<div class="topic">
<h3>object relation</h3>

<p>description of relations between objects in a database</p>
</div>


<a name="id09526" shape="rect"></a>
<div class="topic">
<h3>object request broker; <em>ORB</em></h3>

<p>basic mechanism for transparently making requests to and receiving responses from objects located locally or remotely</p>
</div>


<a name="id04556" shape="rect"></a>
<div class="topic">
<h3>object sequence</h3>

<p>object collection from which objects can only be searched for sequentially</p>
</div>


<a name="id08457" shape="rect"></a>
<div class="topic">
<h3>object state</h3>

<p>managed object attribute that specifies the parameter state of a managed object</p>
</div>


<a name="id014593" shape="rect"></a>
<div class="topic">
<h3>object state specific filtering</h3>

<p>function that filters alarms concerning objects that are not in their normal operational state</p>
</div>


<a name="id08458" shape="rect"></a>
<div class="topic">
<h3>object summarisation</h3>

<p>part of measurement data post-processing, in which information about a set of managed object instances at a particular time is extracted</p>
</div>


<a name="id01709" shape="rect"></a>
<div class="topic">
<h3>object unit</h3>

<p>unit to which an alarm is directed</p>
</div>


<a name="id014594" shape="rect"></a>
<div class="topic">
<h3>obligatory feature</h3>

<p>feature that has to be present in an application</p>
</div>


<a name="id014595" shape="rect"></a>
<div class="topic">
<h3>obligatory HW item</h3>

<p>HW item that has to be present in the computing platform</p>
</div>


<a name="id08779" shape="rect"></a>
<div class="topic">
<h3>observation</h3>

<p>function or process by which the system checks the defined objects, like lines, channels or subscribers, and thus enables reporting</p>
</div>


<a name="id07314" shape="rect"></a>
<div class="topic">
<h3>observation hypothesis</h3>

<p>assumption of the fault, made by the alarm system and determined directly on the basis of a single disturbance or fault observation</p>
</div>


<a name="p2xhtm-repid-11748" shape="rect"></a>
<div class="topic">
<h3>observation of failed calls</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03243#id03243" onclick="sync(this);return true" shape="rect">See clear code observation</a></p>
</div>


<a name="id08623" shape="rect"></a>
<div class="topic">
<h3>observation of long calls</h3>

<p>application of charging which provides the operating personnel with information on long or expensive calls</p>
</div>


<a name="id08609" shape="rect"></a>
<div class="topic">
<h3>observation of time charging</h3>

<p>part of generation of charging which ensures that the current charge rate or time charging tariff is correct</p>
</div>


<a name="id014596" shape="rect"></a>
<div class="topic">
<h3>observation report</h3>

<p>output of observation</p>
</div>


<a name="p2xhtm-repid-11752" shape="rect"></a>
<div class="topic">
<h3>observed object</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04524#id04524" onclick="sync(this);return true" shape="rect">See measurement object</a></p>
</div>


<a name="id016176" shape="rect"></a>
<div class="topic">
<h3>observed time difference; <em>OTD</em></h3>

<p>time difference between the reception times of frames from two cells (serving and target) measured in the user equipment (UE) and expressed in chips</p>
</div>


<a name="id016459" shape="rect"></a>
<div class="topic">
<h3>observed time difference of arrival; <em>OTDOA</em></h3>

<p>positioning method for user equipment (UE) that is based on the observed time difference of system frame numbers (SFN) measured by the UE and the location measurement unit (LMU)</p>
</div>


<a name="p2xhtm-repid-11755" shape="rect"></a>
<div class="topic">
<h3>OC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014949#id014949" onclick="sync(this);return true" shape="rect">See optical carrier</a></p>
</div>


<a name="p2xhtm-repid-11756" shape="rect"></a>
<div class="topic">
<h3>OC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06499#id06499" onclick="sync(this);return true" shape="rect">See object class</a></p>
</div>


<a name="p2xhtm-repid-11757" shape="rect"></a>
<div class="topic">
<h3>OC-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=id014943#id014943" onclick="sync(this);return true" shape="rect">See optical carrier level 1</a></p>
</div>


<a name="p2xhtm-repid-11758" shape="rect"></a>
<div class="topic">
<h3>OC-12</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014944#id014944" onclick="sync(this);return true" shape="rect">See optical carrier level 12</a></p>
</div>


<a name="p2xhtm-repid-11759" shape="rect"></a>
<div class="topic">
<h3>OC-192</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014945#id014945" onclick="sync(this);return true" shape="rect">See optical carrier level 192</a></p>
</div>


<a name="p2xhtm-repid-11760" shape="rect"></a>
<div class="topic">
<h3>OC-3</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014946#id014946" onclick="sync(this);return true" shape="rect">See optical carrier level 3</a></p>
</div>


<a name="id021030" shape="rect"></a>
<div class="topic">
<h3>OC-3c</h3>

<p>optical carrier level 3 (OC-3) for STS-3c signals</p>
</div>


<a name="p2xhtm-repid-11762" shape="rect"></a>
<div class="topic">
<h3>OC-48</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014947#id014947" onclick="sync(this);return true" shape="rect">See optical carrier level 48</a></p>
</div>


<a name="p2xhtm-repid-11763" shape="rect"></a>
<div class="topic">
<h3>OC-n</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014948#id014948" onclick="sync(this);return true" shape="rect">See optical carrier n</a></p>
</div>


<a name="p2xhtm-repid-11764" shape="rect"></a>
<div class="topic">
<h3>OCB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02247#id02247" onclick="sync(this);return true" shape="rect">See outgoing call barring</a></p>
</div>


<a name="p2xhtm-repid-11765" shape="rect"></a>
<div class="topic">
<h3>ocb</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05573#id05573" onclick="sync(this);return true" shape="rect">See outgoing calls barred within a CUG</a></p>
</div>


<a name="p2xhtm-repid-11766" shape="rect"></a>
<div class="topic">
<h3>OCB-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=id05511#id05511" onclick="sync(this);return true" shape="rect">See fixed outgoing call barring</a></p>
</div>


<a name="p2xhtm-repid-11767" shape="rect"></a>
<div class="topic">
<h3>OCB-UC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05513#id05513" onclick="sync(this);return true" shape="rect">See user controlled outgoing call barring</a></p>
</div>


<a name="p2xhtm-repid-11768" shape="rect"></a>
<div class="topic">
<h3>OCC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08522#id08522" onclick="sync(this);return true" shape="rect">See outgoing call control</a></p>
</div>


<a name="p2xhtm-repid-11769" shape="rect"></a>
<div class="topic">
<h3>OCCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011074#id011074" onclick="sync(this);return true" shape="rect">See operator controlled call forwarding</a></p>
</div>


<a name="id03560" shape="rect"></a>
<div class="topic">
<h3>occupied traffic channel</h3>

<p>traffic channel engaged for conversation or call set-up</p>
</div>


<a name="p2xhtm-repid-11771" shape="rect"></a>
<div class="topic">
<h3>occurrence</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04569#id04569" onclick="sync(this);return true" shape="rect">See database occurrence</a></p>
</div>


<a name="p2xhtm-repid-11772" shape="rect"></a>
<div class="topic">
<h3>OCG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02246#id02246" onclick="sync(this);return true" shape="rect">See barring of all outgoing calls</a></p>
</div>


<a name="p2xhtm-repid-11773" shape="rect"></a>
<div class="topic">
<h3>OCH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08869#id08869" onclick="sync(this);return true" shape="rect">See object class handler</a></p>
</div>


<a name="p2xhtm-repid-11774" shape="rect"></a>
<div class="topic">
<h3>OCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05613#id05613" onclick="sync(this);return true" shape="rect">See originating call screening</a></p>
</div>


<a name="p2xhtm-repid-11775" shape="rect"></a>
<div class="topic">
<h3>OCSP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015223#id015223" onclick="sync(this);return true" shape="rect">See online certificate status protocol</a></p>
</div>


<a name="p2xhtm-repid-11776" shape="rect"></a>
<div class="topic">
<h3>octet 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=id06932#id06932" onclick="sync(this);return true" shape="rect">See octet timing</a></p>
</div>


<a name="id03908" shape="rect"></a>
<div class="topic">
<h3>octet sequence integrity</h3>

<p>property of a digital transmission channel, telecommunication circuit or connection that permits a digital signal to be conveyed over it without change to the order of any octets</p>
</div>


<a name="id07459" shape="rect"></a>
<div class="topic">
<h3>octet slip</h3>

<p>loss or gain of eight consecutive digit time-slots conveying an octet in a digital signal, where the loss or gain of the octet cannot be corrected</p>
</div>


<a name="id06932" shape="rect"></a>
<div class="topic">
<h3>octet timing; <em>byte timing</em>; <em>octet alignment</em></h3>

<p>alignment of bits into sequences of 8 binary digits</p>
</div>


<a name="p2xhtm-repid-11780" shape="rect"></a>
<div class="topic">
<h3>OD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08788#id08788" onclick="sync(this);return true" shape="rect">See output delay</a></p>
</div>


<a name="p2xhtm-repid-11781" shape="rect"></a>
<div class="topic">
<h3>ODB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011153#id011153" onclick="sync(this);return true" shape="rect">See operator-determined barring</a></p>
</div>


<a name="p2xhtm-repid-11782" shape="rect"></a>
<div class="topic">
<h3>ODB category</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011073#id011073" onclick="sync(this);return true" shape="rect">See operator-determined barring category</a></p>
</div>


<a name="p2xhtm-repid-11783" shape="rect"></a>
<div class="topic">
<h3>ODBC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013170#id013170" onclick="sync(this);return true" shape="rect">See open database connectivity</a></p>
</div>


<a name="p2xhtm-repid-11784" shape="rect"></a>
<div class="topic">
<h3>ODC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013173#id013173" onclick="sync(this);return true" shape="rect">See original dialling class</a></p>
</div>


<a name="id012296" shape="rect"></a>
<div class="topic">
<h3>odd/even indicator</h3>

<p>indicator sent in association with an address, indicating whether the number of address signals contained in the address is even or odd</p>
</div>


<a name="p2xhtm-repid-11786" shape="rect"></a>
<div class="topic">
<h3>ODMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011446#id011446" onclick="sync(this);return true" shape="rect">See opportunity driven multiple access</a></p>
</div>


<a name="p2xhtm-repid-11787" shape="rect"></a>
<div class="topic">
<h3>ODR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05620#id05620" onclick="sync(this);return true" shape="rect">See origin dependent routing</a></p>
</div>


<a name="p2xhtm-repid-11788" shape="rect"></a>
<div class="topic">
<h3>ODRL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016674#id016674" onclick="sync(this);return true" shape="rect">See open digital rights language</a></p>
</div>


<a name="p2xhtm-repid-11789" shape="rect"></a>
<div class="topic">
<h3>OEC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013176#id013176" onclick="sync(this);return true" shape="rect">See outgoing echo canceller</a></p>
</div>


<a name="p2xhtm-repid-11790" shape="rect"></a>
<div class="topic">
<h3>OFA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06806#id06806" onclick="sync(this);return true" shape="rect">See off-net access</a></p>
</div>


<a name="id04500" shape="rect"></a>
<div class="topic">
<h3>off-air-call-set-up; <em>OACSU</em></h3>

<p>procedure in which a telecommunication connection is being established whilst the radio link between the mobile station (MS) and the base transceiver station (BTS) is not occupied</p>
</div>


<a name="p2xhtm-repid-11792" shape="rect"></a>
<div class="topic">
<h3>off-line</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07635#id07635" onclick="sync(this);return true" shape="rect">See offline</a></p>
</div>


<a name="p2xhtm-repid-11793" shape="rect"></a>
<div class="topic">
<h3>off-line 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=id018775#id018775" onclick="sync(this);return true" shape="rect">See offline charging</a></p>
</div>


<a name="id06806" shape="rect"></a>
<div class="topic">
<h3>off-net access; <em>OFA</em></h3>

<p>intelligent network (IN) service feature which allows a virtual private network (VPN) user to access his or her VPN from any non-VPN station in the public switched telephone network (PSTN) by using a personal identification number (PIN)</p>
</div>


<a name="id011935" shape="rect"></a>
<div class="topic">
<h3>off-net call</h3>

<p>call made by a virtual private network (VPN) group member to a directory number that is not included in the virtual private network group and also calls made to directory numbers included in the group if forced on-net routing is not used</p>
</div>


<a name="id06807" shape="rect"></a>
<div class="topic">
<h3>off-net calling; <em>ONC</em></h3>

<p>intelligent network (IN) service feature which allows the user to call outside the virtual private network (VPN)</p>
</div>


<a name="p2xhtm-repid-11797" shape="rect"></a>
<div class="topic">
<h3>offer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020549#id020549" onclick="sync(this);return true" shape="rect">See SDP offer</a></p>
</div>


<a name="p2xhtm-repid-11798" shape="rect"></a>
<div class="topic">
<h3>offerer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020550#id020550" onclick="sync(this);return true" shape="rect">See SDP offerer</a></p>
</div>


<a name="id016624" shape="rect"></a>
<div class="topic">
<h3>offers</h3>

<p>on the Club Nokia web pages, a subheading under services, leading users to pages that show current campaigns and temporary services</p>
</div>


<a name="id013168" shape="rect"></a>
<div class="topic">
<h3>office code; <em>exchange code</em>; <em>NXX</em></h3>

<p>code of three digits that designates a particular exchange (central office) or a given 10,000-line unit of subscriber lines</p>
</div>


<a name="id04029" shape="rect"></a>
<div class="topic">
<h3>office data build</h3>

<p>entity of files filled individually for each system so that the programs of a system are adapted to operate in a certain environment</p>
</div>


<a name="id07635" shape="rect"></a>
<div class="topic">
<h3>offline; <em>standalone</em></h3>

<p>state in which a device is not connected or the connection is suspended</p>
</div>


<a name="id020812" shape="rect"></a>
<div class="topic">
<h3>offline backup; <em>cold backup</em></h3>

<p>backup copy created while the file or database is shut down</p>
</div>


<a name="id018775" shape="rect"></a>
<div class="topic">
<h3>offline charging; <em>off-line charging</em></h3>

<p>charging process where charging information does not have an effect, in real-time, on the service rendered</p>
</div>


<a name="id011616" shape="rect"></a>
<div class="topic">
<h3>offline charging data</h3>

<p>charging data that is transferred with offline transfer</p>
</div>


<a name="id011617" shape="rect"></a>
<div class="topic">
<h3>offline transfer</h3>

<p>transfer of charging records where charging data is saved to the Marker and Charging unit (MCHU) disk to be fetched using the file transfer protocol (FTP) or file transfer, access and management (FTAM)</p>
</div>


<a name="id06694" shape="rect"></a>
<div class="topic">
<h3>offset</h3>

<p>internal address of a segment</p>
</div>


<a name="id04185" shape="rect"></a>
<div class="topic">
<h3>offspring</h3>

<p>predefined variable of type Pid which refers to the latest process instance created by the process instance using the variable</p>
</div>


<a name="p2xhtm-repid-11809" shape="rect"></a>
<div class="topic">
<h3>OFS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08053#id08053" onclick="sync(this);return true" shape="rect">See out-of-frame second</a></p>
</div>


<a name="p2xhtm-repid-11810" shape="rect"></a>
<div class="topic">
<h3>OH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07931#id07931" onclick="sync(this);return true" shape="rect">See overhead</a></p>
</div>


<a name="p2xhtm-repid-11811" shape="rect"></a>
<div class="topic">
<h3>OHA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07999#id07999" onclick="sync(this);return true" shape="rect">See overhead access</a></p>
</div>


<a name="p2xhtm-repid-11812" shape="rect"></a>
<div class="topic">
<h3>OI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09884#id09884" onclick="sync(this);return true" shape="rect">See operator interface</a></p>
</div>


<a name="p2xhtm-repid-11813" shape="rect"></a>
<div class="topic">
<h3>OID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04561#id04561" onclick="sync(this);return true" shape="rect">See object identifier</a></p>
</div>


<a name="p2xhtm-repid-11814" shape="rect"></a>
<div class="topic">
<h3>OID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07018#id07018" onclick="sync(this);return true" shape="rect">See operator identifier</a></p>
</div>


<a name="p2xhtm-repid-11815" shape="rect"></a>
<div class="topic">
<h3>OIF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013780#id013780" onclick="sync(this);return true" shape="rect">See out of IMA frame anomaly</a></p>
</div>


<a name="p2xhtm-repid-11816" shape="rect"></a>
<div class="topic">
<h3>OIL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015532#id015532" onclick="sync(this);return true" shape="rect">See object instantiation language</a></p>
</div>


<a name="p2xhtm-repid-11817" shape="rect"></a>
<div class="topic">
<h3>OK</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014058#id014058" onclick="sync(this);return true" shape="rect">See OK message</a></p>
</div>


<a name="id014058" shape="rect"></a>
<div class="topic">
<h3>OK message; <em>OK response</em>; <em>OK</em></h3>

<p>session initiation protocol (SIP) message which is used to indicate that a request is executed successfully</p>
</div>


<a name="p2xhtm-repid-11819" shape="rect"></a>
<div class="topic">
<h3>OK response</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014058#id014058" onclick="sync(this);return true" shape="rect">See OK message</a></p>
</div>


<a name="p2xhtm-repid-11820" shape="rect"></a>
<div class="topic">
<h3>Okumura</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013511#id013511" onclick="sync(this);return true" shape="rect">See Okumura method</a></p>
</div>


<a name="id013511" shape="rect"></a>
<div class="topic">
<h3>Okumura method; <em>Okumura</em></h3>

<p>method that specifies the effective antenna height to be the difference between the base station antenna height and the average terrain height between 3 and 15 km when the distance from the base transceiver station (BTS) is more than 15 km</p>
</div>


<a name="p2xhtm-repid-11822" shape="rect"></a>
<div class="topic">
<h3>Okumura-Hata</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013512#id013512" onclick="sync(this);return true" shape="rect">See Okumura-Hata model</a></p>
</div>


<a name="id013512" shape="rect"></a>
<div class="topic">
<h3>Okumura-Hata model; <em>Okumura-Hata</em>; <em>O-H model</em></h3>

<p>propagation model used in network planning based on measurements made by Okumura (at frequencies up to 1920 MHz)</p>
</div>


<a name="p2xhtm-repid-11824" shape="rect"></a>
<div class="topic">
<h3>OLC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011834#id011834" onclick="sync(this);return true" shape="rect">See overload control</a></p>
</div>


<a name="p2xhtm-repid-11825" shape="rect"></a>
<div class="topic">
<h3>OLCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09039#id09039" onclick="sync(this);return true" shape="rect">See on-line call monitoring</a></p>
</div>


<a name="p2xhtm-repid-11826" shape="rect"></a>
<div class="topic">
<h3>OLE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010748#id010748" onclick="sync(this);return true" shape="rect">See originating local exchange</a></p>
</div>


<a name="p2xhtm-repid-11827" shape="rect"></a>
<div class="topic">
<h3>OLI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015958#id015958" onclick="sync(this);return true" shape="rect">See originating line identity</a></p>
</div>


<a name="p2xhtm-repid-11828" shape="rect"></a>
<div class="topic">
<h3>oligarchic 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=id0570#id0570" onclick="sync(this);return true" shape="rect">See oligarchic synchronised network</a></p>
</div>


<a name="id0570" shape="rect"></a>
<div class="topic">
<h3>oligarchic synchronised network; <em>oligarchic network</em>; <em>oligarchic synchronized network /US/</em></h3>

<p>synchronised network in which a few selected clocks are mutually synchronised and exert control over all the other clocks</p>
</div>


<a name="p2xhtm-repid-11830" shape="rect"></a>
<div class="topic">
<h3>oligarchic synchronized 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=id0570#id0570" onclick="sync(this);return true" shape="rect">See oligarchic synchronised network</a></p>
</div>


<a name="p2xhtm-repid-11831" shape="rect"></a>
<div class="topic">
<h3>OLM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012300#id012300" onclick="sync(this);return true" shape="rect">See overload message</a></p>
</div>


<a name="p2xhtm-repid-11832" shape="rect"></a>
<div class="topic">
<h3>OLPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015390#id015390" onclick="sync(this);return true" shape="rect">See outer loop power control</a></p>
</div>


<a name="p2xhtm-repid-11833" shape="rect"></a>
<div class="topic">
<h3>OMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012154#id012154" onclick="sync(this);return true" shape="rect">See object management architecture</a></p>
</div>


<a name="id019003" shape="rect"></a>
<div class="topic">
<h3>OMA client provisioning</h3>

<p>provisioning in which the essential service activation parameters are sent over the air as specified by the Open Mobile Alliance (OMA)</p>
</div>


<a name="id019914" shape="rect"></a>
<div class="topic">
<h3>OMA download</h3>

<p>generic OTA in which the download descriptor file is based on XML</p>
</div>


<a name="p2xhtm-repid-11836" shape="rect"></a>
<div class="topic">
<h3>OMAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04358#id04358" onclick="sync(this);return true" shape="rect">See operations, maintenance and administration part</a></p>
</div>


<a name="p2xhtm-repid-11837" shape="rect"></a>
<div class="topic">
<h3>OMC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03404#id03404" onclick="sync(this);return true" shape="rect">See operation and maintenance centre</a></p>
</div>


<a name="p2xhtm-repid-11838" shape="rect"></a>
<div class="topic">
<h3>OMC 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=id016420#id016420" onclick="sync(this);return true" shape="rect">See OMC identity</a></p>
</div>


<a name="id016420" shape="rect"></a>
<div class="topic">
<h3>OMC identity; <em>OMC ID</em></h3>

<p>information field in a trace report identifying the operation and maintenance centre (OMC)</p>
</div>


<a name="p2xhtm-repid-11840" shape="rect"></a>
<div class="topic">
<h3>OMD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013171#id013171" onclick="sync(this);return true" shape="rect">See open mediation device</a></p>
</div>


<a name="p2xhtm-repid-11841" shape="rect"></a>
<div class="topic">
<h3>OMeS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015851#id015851" onclick="sync(this);return true" shape="rect">See open measurement standard</a></p>
</div>


<a name="p2xhtm-repid-11842" shape="rect"></a>
<div class="topic">
<h3>OMF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08459#id08459" onclick="sync(this);return true" shape="rect">See O&amp;M functions</a></p>
</div>


<a name="id020314" shape="rect"></a>
<div class="topic">
<h3>OMG naming service; <em>naming service</em>; <em>NaS</em></h3>

<p>CORBA service which provides the means to locate CORBA object references by using hierarchical names</p>
</div>


<a name="p2xhtm-repid-11844" shape="rect"></a>
<div class="topic">
<h3>OMGW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020835#id020835" onclick="sync(this);return true" shape="rect">See O&amp;M gateway</a></p>
</div>


<a name="p2xhtm-repid-11845" shape="rect"></a>
<div class="topic">
<h3>OMI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01208#id01208" onclick="sync(this);return true" shape="rect">See operation and maintenance interface</a></p>
</div>


<a name="p2xhtm-repid-11846" shape="rect"></a>
<div class="topic">
<h3>OMI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020369#id020369" onclick="sync(this);return true" shape="rect">See open management interface</a></p>
</div>


<a name="p2xhtm-repid-11847" shape="rect"></a>
<div class="topic">
<h3>OMPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010463#id010463" onclick="sync(this);return true" shape="rect">See operation in MPC environment</a></p>
</div>


<a name="p2xhtm-repid-11848" shape="rect"></a>
<div class="topic">
<h3>OMS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014356#id014356" onclick="sync(this);return true" shape="rect">See operation and maintenance server</a></p>
</div>


<a name="p2xhtm-repid-11849" shape="rect"></a>
<div class="topic">
<h3>OMS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019390#id019390" onclick="sync(this);return true" shape="rect">See O&amp;M server</a></p>
</div>


<a name="p2xhtm-repid-11850" shape="rect"></a>
<div class="topic">
<h3>OMSAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016151#id016151" onclick="sync(this);return true" shape="rect">See operation and maintenance service application protocol</a></p>
</div>


<a name="p2xhtm-repid-11851" shape="rect"></a>
<div class="topic">
<h3>OMSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013600#id013600" onclick="sync(this);return true" shape="rect">See operation and maintenance subsystem</a></p>
</div>


<a name="p2xhtm-repid-11852" shape="rect"></a>
<div class="topic">
<h3>OMT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020964#id020964" onclick="sync(this);return true" shape="rect">See object modelling technique</a></p>
</div>


<a name="id013777" shape="rect"></a>
<div class="topic">
<h3>on-command connection</h3>

<p>connection which is established with commands given via the network management interface or via a service terminal</p>
</div>


<a name="id013169" shape="rect"></a>
<div class="topic">
<h3>on-demand announcement</h3>

<p>announcement for which a new channel is reserved every time a new subscriber starts to listen to it</p>
</div>


<a name="id013778" shape="rect"></a>
<div class="topic">
<h3>on-demand connection</h3>

<p>connection which is established via signalling, call control, or the general switch management protocol (GSMP)</p>
</div>


<a name="id013551" shape="rect"></a>
<div class="topic">
<h3>on-demand line testing</h3>

<p>set of line tests to be performed immediately on one or several interfaces</p>
</div>


<a name="id018337" shape="rect"></a>
<div class="topic">
<h3>on-demand report toolkit</h3>

<p>set of reporting tools that provide interactive on-demand reports</p>
</div>


<a name="p2xhtm-repid-11858" shape="rect"></a>
<div class="topic">
<h3>on-line</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07689#id07689" onclick="sync(this);return true" shape="rect">See online</a></p>
</div>


<a name="id09039" shape="rect"></a>
<div class="topic">
<h3>on-line call monitoring; <em>OLCM</em></h3>

<p>feature which provides the operator and the authorities with a mechanism for monitoring the call contents and call-related information of the conversation of mobile subscribers</p>
</div>


<a name="p2xhtm-repid-11860" shape="rect"></a>
<div class="topic">
<h3>on-line 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=id013880#id013880" onclick="sync(this);return true" shape="rect">See online charging</a></p>
</div>


<a name="p2xhtm-repid-11861" shape="rect"></a>
<div class="topic">
<h3>on-line credit 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=id020448#id020448" onclick="sync(this);return true" shape="rect">See online credit control</a></p>
</div>


<a name="p2xhtm-repid-11862" shape="rect"></a>
<div class="topic">
<h3>on-line service controller</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019474#id019474" onclick="sync(this);return true" shape="rect">See online service controller</a></p>
</div>


<a name="p2xhtm-repid-11863" shape="rect"></a>
<div class="topic">
<h3>on-line short message 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=id020368#id020368" onclick="sync(this);return true" shape="rect">See online short message charging</a></p>
</div>


<a name="id011936" shape="rect"></a>
<div class="topic">
<h3>on-net call</h3>

<p>call between two members of the same virtual private network (VPN) group</p>
</div>


<a name="id010161" shape="rect"></a>
<div class="topic">
<h3>on-the-fly switch; <em>cut-through switch</em></h3>

<p>switch that starts to transfer a frame as soon as the destination address has arrived</p>
</div>


<a name="id020225" shape="rect"></a>
<div class="topic">
<h3>on/off feature</h3>

<p>optional feature that is of the on/off type, that is, it is either provided to the users or not</p>
</div>


<a name="p2xhtm-repid-11867" shape="rect"></a>
<div class="topic">
<h3>ONC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06807#id06807" onclick="sync(this);return true" shape="rect">See off-net calling</a></p>
</div>


<a name="p2xhtm-repid-11868" shape="rect"></a>
<div class="topic">
<h3>ONC-RPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019119#id019119" onclick="sync(this);return true" shape="rect">See open network computing remote procedure call</a></p>
</div>


<a name="id012847" shape="rect"></a>
<div class="topic">
<h3>one stop billing</h3>

<p>billing in which one bill is sent for all charges incurred using a system</p>
</div>


<a name="p2xhtm-repid-11870" shape="rect"></a>
<div class="topic">
<h3>one-dimensional array</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05010#id05010" onclick="sync(this);return true" shape="rect">See one-dimensional file</a></p>
</div>


<a name="id05010" shape="rect"></a>
<div class="topic">
<h3>one-dimensional file; <em>one-dimensional array</em></h3>

<p>file which is divided into records of constant length</p>
</div>


<a name="p2xhtm-repid-11872" shape="rect"></a>
<div class="topic">
<h3>one-level 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=id0983#id0983" onclick="sync(this);return true" shape="rect">See direct address</a></p>
</div>


<a name="id017221" shape="rect"></a>
<div class="topic">
<h3>one-phase commit protocol</h3>

<p>commit protocol which is used mainly for non-distributed transactions</p>
</div>


<a name="id014597" shape="rect"></a>
<div class="topic">
<h3>one-safe replication; <em>1-safe replication</em>; <em>one-way replication</em></h3>

<p>replication that copies files or databases to other servers on the network, but allows only the files or databases on the master server to be modified</p>
</div>


<a name="id07536" shape="rect"></a>
<div class="topic">
<h3>one-step activation</h3>

<p>type of activation which invokes a sequence of actions to activate the digital line transmission system and user-network interface from a single command</p>
</div>


<a name="id07537" shape="rect"></a>
<div class="topic">
<h3>one-step deactivation</h3>

<p>deactivation of the digital line transmission system and user-network interface invoked by a single command</p>
</div>


<a name="id010004" shape="rect"></a>
<div class="topic">
<h3>one-time password; <em>OTP</em></h3>

<p>system that provides authentication in system access and for applications against external passive attacks based on replaying captured reusable passwords directed at the authentication subsystem by using a password only once</p>
</div>


<a name="id019353" shape="rect"></a>
<div class="topic">
<h3>one-to-one call; <em>one-to-one session</em></h3>

<p>call between two terminals</p>
</div>


<a name="id018270" shape="rect"></a>
<div class="topic">
<h3>one-to-one mapping</h3>

<p>mapping of one speech packet in one ATM cell</p>
</div>


<a name="p2xhtm-repid-11880" shape="rect"></a>
<div class="topic">
<h3>one-to-one session</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019353#id019353" onclick="sync(this);return true" shape="rect">See one-to-one call</a></p>
</div>


<a name="p2xhtm-repid-11881" shape="rect"></a>
<div class="topic">
<h3>one-touch dialing /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=id08168#id08168" onclick="sync(this);return true" shape="rect">See speed dialling</a></p>
</div>


<a name="p2xhtm-repid-11882" shape="rect"></a>
<div class="topic">
<h3>one-touch dialling</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08168#id08168" onclick="sync(this);return true" shape="rect">See speed dialling</a></p>
</div>


<a name="id03443" shape="rect"></a>
<div class="topic">
<h3>one-way</h3>

<p>qualification applying to traffic which implies that the call set-ups always occur in one direction</p>
</div>


<a name="id09127" shape="rect"></a>
<div class="topic">
<h3>one-way encryption</h3>

<p>encryption method where the original data cannot be generated from the ciphered data even if the encryption key is available</p>
</div>


<a name="p2xhtm-repid-11885" shape="rect"></a>
<div class="topic">
<h3>one-way hash</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09991#id09991" onclick="sync(this);return true" shape="rect">See message digest algorithm</a></p>
</div>


<a name="id020126" shape="rect"></a>
<div class="topic">
<h3>one-way password</h3>

<p>password which is encrypted with a one-way encryption algorithm</p>
</div>


<a name="id010545" shape="rect"></a>
<div class="topic">
<h3>one-way password encryption</h3>

<p>method in which a system does not need to know the actual password but only has to be able to differentiate valid passwords from invalid ones</p>
</div>


<a name="p2xhtm-repid-11888" shape="rect"></a>
<div class="topic">
<h3>one-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=id014597#id014597" onclick="sync(this);return true" shape="rect">See one-safe replication</a></p>
</div>


<a name="p2xhtm-repid-11889" shape="rect"></a>
<div class="topic">
<h3>ongoing registration flag</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016960#id016960" onclick="sync(this);return true" shape="rect">See lock flag</a></p>
</div>


<a name="p2xhtm-repid-11890" shape="rect"></a>
<div class="topic">
<h3>ONI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020467#id020467" onclick="sync(this);return true" shape="rect">See open northbound interface</a></p>
</div>


<a name="id07689" shape="rect"></a>
<div class="topic">
<h3>online; <em>on-line</em></h3>

<p>state in which peripheral equipment or devices are in direct communication with the central processing unit of a computer or with a computer network</p>
</div>


<a name="p2xhtm-repid-11892" shape="rect"></a>
<div class="topic">
<h3>online auction</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012542#id012542" onclick="sync(this);return true" shape="rect">See electronic auction</a></p>
</div>


<a name="id015697" shape="rect"></a>
<div class="topic">
<h3>online backup; <em>hot backup</em></h3>

<p>backup copy created while the file or database is open</p>
</div>


<a name="id013879" shape="rect"></a>
<div class="topic">
<h3>online call accounting</h3>

<p>accounting where the call is monitored and credit on the prepaid account is decreased online according to tariff definitions</p>
</div>


<a name="id015223" shape="rect"></a>
<div class="topic">
<h3>online certificate status protocol; <em>OCSP</em></h3>

<p>protocol that provides applications with a means to query the validity status of an identified certificate in (almost) real time</p>
</div>


<a name="id013880" shape="rect"></a>
<div class="topic">
<h3>online charging; <em>on-line charging</em></h3>

<p>charging in which the calculation of the charge is done during service usage and the account is charged in real time</p>
</div>


<a name="id019759" shape="rect"></a>
<div class="topic">
<h3>online closed user group; <em>online CUG</em></h3>

<p>optional feature of the short message service centre (SMSC) which enables the operator to define privileges and restrictions for subscriber and application groups to send and receive messages</p>
</div>


<a name="id020448" shape="rect"></a>
<div class="topic">
<h3>online credit control; <em>on-line credit control</em></h3>

<p>process of checking if credit is available, reserving credit, reducing credit from the account when the service is completed, and, if not all the reserved credit was used, refunding unused credit to the account</p>
</div>


<a name="p2xhtm-repid-11899" shape="rect"></a>
<div class="topic">
<h3>online CUG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019759#id019759" onclick="sync(this);return true" shape="rect">See online closed user group</a></p>
</div>


<a name="p2xhtm-repid-11900" shape="rect"></a>
<div class="topic">
<h3>online library</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0565#id0565" onclick="sync(this);return true" shape="rect">See program library</a></p>
</div>


<a name="id016465" shape="rect"></a>
<div class="topic">
<h3>online monitoring</h3>

<p>supervision which gives near real-time, periodical information on the status of an object</p>
</div>


<a name="p2xhtm-repid-11902" shape="rect"></a>
<div class="topic">
<h3>online performance management 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=id014598#id014598" onclick="sync(this);return true" shape="rect">See online PM data</a></p>
</div>


<a name="id014598" shape="rect"></a>
<div class="topic">
<h3>online PM data; <em>online performance management data</em></h3>

<p>statistical performance management data which is processed and transferred further almost in real-time</p>
</div>


<a name="id016482" shape="rect"></a>
<div class="topic">
<h3>online radio network monitoring</h3>

<p>online monitoring of the target cells which is based on the user's definition</p>
</div>


<a name="id019474" shape="rect"></a>
<div class="topic">
<h3>online service controller; <em>on-line service controller</em>; <em>OSC</em></h3>

<p>service controller that offers a combination of offline and online charging mechanisms on a single platform, and central charging logic management independent of the charging method</p>
</div>


<a name="id012022" shape="rect"></a>
<div class="topic">
<h3>online service provider; <em>OSP</em></h3>

<p>Internet service provider that offers Internet access combined with its own interface and members-only services, such as live chat rooms, message boards, and online shopping</p>
</div>


<a name="id020368" shape="rect"></a>
<div class="topic">
<h3>online short message charging; <em>on-line short message charging</em></h3>

<p>online charging of short messages from prepaid accounts according to tariffs and charging rules defined in the service control point (SCP)</p>
</div>


<a name="id017098" shape="rect"></a>
<div class="topic">
<h3>online status</h3>

<p>presence attribute indicating whether a publisher is logged onto the presence server or not</p>
</div>


<a name="id010706" shape="rect"></a>
<div class="topic">
<h3>online system</h3>

<p>information system the data processing of which registers initial information or submits output information to the mainframe computer through a directly connected device</p>
</div>


<a name="id011618" shape="rect"></a>
<div class="topic">
<h3>online transfer</h3>

<p>transfer of charging records (CDR) from the serving GPRS support node (SGSN) to the billing system via the charging gateway (CG)</p>
</div>


<a name="p2xhtm-repid-11911" shape="rect"></a>
<div class="topic">
<h3>ONP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08688#id08688" onclick="sync(this);return true" shape="rect">See open network provision</a></p>
</div>


<a name="p2xhtm-repid-11912" shape="rect"></a>
<div class="topic">
<h3>OOF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08000#id08000" onclick="sync(this);return true" shape="rect">See out-of-frame</a></p>
</div>


<a name="p2xhtm-repid-11913" shape="rect"></a>
<div class="topic">
<h3>OPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0677#id0677" onclick="sync(this);return true" shape="rect">See originating point code</a></p>
</div>


<a name="p2xhtm-repid-11914" shape="rect"></a>
<div class="topic">
<h3>OPCI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020370#id020370" onclick="sync(this);return true" shape="rect">See open prepaid charging interface</a></p>
</div>


<a name="p2xhtm-repid-11915" shape="rect"></a>
<div class="topic">
<h3>open application 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=id017087#id017087" onclick="sync(this);return true" shape="rect">See open interface</a></p>
</div>


<a name="id013170" shape="rect"></a>
<div class="topic">
<h3>open database connectivity; <em>ODBC</em></h3>

<p>application programming interface (API) that allows access to database management systems calling structured query language (SQL) without the use of an SQL preprocessor</p>
</div>


<a name="id016674" shape="rect"></a>
<div class="topic">
<h3>open digital rights language; <em>ODRL</em></h3>

<p>extensible markup language (XML) for the expression of terms and conditions over digital content</p>
</div>


<a name="id020127" shape="rect"></a>
<div class="topic">
<h3>open FTAM</h3>

<p>application field in which the file transfer, access and management (FTAM) file store password is not checked</p>
</div>


<a name="id012848" shape="rect"></a>
<div class="topic">
<h3>open group</h3>

<p>group which any user can join</p>
</div>


<a name="id017087" shape="rect"></a>
<div class="topic">
<h3>open interface; <em>open application interface</em></h3>

<p>public interface that the client can use without any specific administration rights</p>
</div>


<a name="id020768" shape="rect"></a>
<div class="topic">
<h3>open join-in group</h3>

<p>join-in group which any user who knows the group identification can join</p>
</div>


<a name="p2xhtm-repid-11922" shape="rect"></a>
<div class="topic">
<h3>open loop 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=id010187#id010187" onclick="sync(this);return true" shape="rect">See open loop power control</a></p>
</div>


<a name="id010187" shape="rect"></a>
<div class="topic">
<h3>open loop power control; <em>open-loop power control</em>; <em>open loop control</em></h3>

<p>power control in which the transmitter estimates the path attenuation by measuring the received signal level and adjusts its transmitter power to match the given target</p>
</div>


<a name="id020369" shape="rect"></a>
<div class="topic">
<h3>open management interface; <em>OMI</em></h3>

<p>set of CORBA-based interfaces for dedicated use, including the service management interface (SMI), prepaid SMI (PPSMI), and open prepaid charging interface (OPCI), that provides operators with means to handle the intelligent network (IN) data, located on the database cluster, using an object-oriented approach</p>
</div>


<a name="id015851" shape="rect"></a>
<div class="topic">
<h3>open measurement standard; <em>OMeS</em></h3>

<p>Nokia-proprietary standard describing how measurement data is transferred between the network management system (NMS) and external systems</p>
</div>


<a name="id013171" shape="rect"></a>
<div class="topic">
<h3>open mediation device; <em>OMD</em></h3>

<p>solution which creates a mediation level between the administrative and network layers and carries out all the tasks needed to integrate these layers without any major efforts required from the customer care and billing system (CCB) or the network</p>
</div>


<a name="id019119" shape="rect"></a>
<div class="topic">
<h3>open network computing remote procedure call; <em>ONC-RPC</em></h3>

<p>remote procedure call mechanism which allows a server to define a procedure that a program on a client can call</p>
</div>


<a name="id08688" shape="rect"></a>
<div class="topic">
<h3>open network provision; <em>ONP</em></h3>

<p>concept to be elaborated by the community fixing general conditions under which the network infrastructure is provided by the telecommunications organisations to users and service providers</p>
</div>


<a name="id020467" shape="rect"></a>
<div class="topic">
<h3>open northbound interface; <em>ONI</em></h3>

<p>northbound interface for access point provisioning data</p>
</div>


<a name="id020370" shape="rect"></a>
<div class="topic">
<h3>open prepaid charging interface; <em>OPCI</em></h3>

<p>CORBA-based application programming interface (API) for subscribers' prepaid account management</p>
</div>


<a name="id012849" shape="rect"></a>
<div class="topic">
<h3>open service architecture; <em>OSA</em></h3>

<p>service architecture which allows independent means for introduction of new services</p>
</div>


<a name="id015414" shape="rect"></a>
<div class="topic">
<h3>open services gateway; <em>OSG</em></h3>

<p>gateway that functions between the internal network and the external network as a platform for communications-based services</p>
</div>


<a name="id09885" shape="rect"></a>
<div class="topic">
<h3>open shortest path first; <em>OSPF</em></h3>

<p>link-state routing protocol that is used to calculate routes based on the number of routers, transmission speed, delays and route cost</p>
</div>


<a name="id010037" shape="rect"></a>
<div class="topic">
<h3>open shortest path first area; <em>OSPF area</em></h3>

<p>group of routers running open shortest path first (OSPF) that have complete topology information of the given area</p>
</div>


<a name="id020831" shape="rect"></a>
<div class="topic">
<h3>open source software; <em>OSS</em></h3>

<p>software that is licensed so that the source code is freely available for redistribution, modification, and creating derived works</p>
</div>


<a name="id04792" shape="rect"></a>
<div class="topic">
<h3>open system</h3>

<p>in data communications, a system with specified standards and that therefore can be readily connected to other systems that comply with the same standards</p>
</div>


<a name="id03761" shape="rect"></a>
<div class="topic">
<h3>open systems interconnection; <em>OSI</em></h3>

<p>interconnection of systems in accordance with specific ISO standards, that is, the exchange of information among systems that are open to one another by virtue of their mutual use of the applicable standards</p>
</div>


<a name="id03876" shape="rect"></a>
<div class="topic">
<h3>open systems interconnection reference model; <em>OSI reference model</em>; <em>OSI model</em>; <em>OSI RM</em></h3>

<p>theoretical model in which the relationships between a network and the services which it can support are shown by a hierarchy of protocol layers. Each layer contains one or more functions contained between an upper and a lower logical boundary. Each layer also uses the services of the lower layers in conjunctions with its own functions to create new services which are made available to the higher layers</p>
</div>


<a name="id020747" shape="rect"></a>
<div class="topic">
<h3>open talk group</h3>

<p>in the PoC system, a join-in group without access control in the corresponding PoC server</p>
</div>


<a name="id015656" shape="rect"></a>
<div class="topic">
<h3>open ticket</h3>

<p>ticket which does not define the content URL or the name of the downloadable content, but contains all the other business rules and access control settings related to a download transaction</p>
</div>


<a name="id013599" shape="rect"></a>
<div class="topic">
<h3>open user interface</h3>

<p>message interface using an open header structure</p>
</div>


<a name="id03574" shape="rect"></a>
<div class="topic">
<h3>open-ended</h3>

<p>such that new parts can be added to an entity without having to modify old parts or relations between them</p>
</div>


<a name="p2xhtm-repid-11943" shape="rect"></a>
<div class="topic">
<h3>open-loop power 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=id010187#id010187" onclick="sync(this);return true" shape="rect">See open loop power control</a></p>
</div>


<a name="id015224" shape="rect"></a>
<div class="topic">
<h3>opening flag</h3>

<p>flag that precedes the address field, indicating the start of a signal unit</p>
</div>


<a name="id011832" shape="rect"></a>
<div class="topic">
<h3>opening of an alarm input</h3>

<p>defining the alarm that is wired into the alarm input of the interface plug-in unit</p>
</div>


<a name="id011833" shape="rect"></a>
<div class="topic">
<h3>opening of an alarm interface</h3>

<p>defining the interface plug-in unit that is equipped in the subrack construction as a unit that can be identified by the alarm system</p>
</div>


<a name="id020406" shape="rect"></a>
<div class="topic">
<h3>operability</h3>

<p>capability of being operated or being put into practice</p>
</div>


<a name="id02658" shape="rect"></a>
<div class="topic">
<h3>operating system; <em>OS</em></h3>

<p>software entity that controls the start-up and execution of programs, acting as an interface between hardware and software</p>
</div>


<a name="id09920" shape="rect"></a>
<div class="topic">
<h3>operating system call; <em>system call</em></h3>

<p>call to the operating system, used to request the operating system services which the processes or libraries cannot implement themselves</p>
</div>


<a name="id03265" shape="rect"></a>
<div class="topic">
<h3>operating system command</h3>

<p>command for executing a function aimed at the operating system. Single commands define the specific function to be executed</p>
</div>


<a name="id02657" shape="rect"></a>
<div class="topic">
<h3>operating system kernel; <em>kernel</em></h3>

<p>entity which implements the basic operating system functions</p>
</div>


<a name="id013446" shape="rect"></a>
<div class="topic">
<h3>operating system kernel interface; <em>OS kernel interface</em>; <em>KI</em></h3>

<p>application programming interface (API) which is used for process management and interrupt timer management</p>
</div>


<a name="id05819" shape="rect"></a>
<div class="topic">
<h3>operating system log; <em>OS log</em></h3>

<p>ring buffer to which the operating system kernel records data on the transactions of a computer</p>
</div>


<a name="p2xhtm-repid-11954" shape="rect"></a>
<div class="topic">
<h3>operation &amp; maintenance 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=id014356#id014356" onclick="sync(this);return true" shape="rect">See operation and maintenance server</a></p>
</div>


<a name="id0876" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance; <em>O&amp;M</em></h3>

<p>all system functions with which the telecommunications company staff receives data on the operation of the system and can affect it</p>
</div>


<a name="id03404" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance centre; <em>OMC</em></h3>

<p>maintenance centre of the telecommunications network to which the operations and maintenance of network systems can be centralised</p>
</div>


<a name="id01697" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance computer</h3>

<p>computer which is responsible for the operation and maintenance functions of a system</p>
</div>


<a name="p2xhtm-repid-11958" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance functions</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08459#id08459" onclick="sync(this);return true" shape="rect">See O&amp;M functions</a></p>
</div>


<a name="id01208" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance interface; <em>O&amp;M interface</em>; <em>OMI</em></h3>

<p>interface via which the operation and maintenance functions can be used</p>
</div>


<a name="id03280" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance network; <em>O&amp;M network</em></h3>

<p>network which supports centralised operation and maintenance of DX 200 systems</p>
</div>


<a name="id014356" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance server; <em>operation &amp; maintenance server</em>; <em>OMS</em></h3>

<p>server that performs centralised system maintenance functions of the IP radio controller (IPRC) and IP base transceiver station (IP-BTS)</p>
</div>


<a name="p2xhtm-repid-11962" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance 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=id019390#id019390" onclick="sync(this);return true" shape="rect">See O&amp;M server</a></p>
</div>


<a name="id016151" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance service application protocol; <em>O&amp;M services application part</em>; <em>OMSAP</em></h3>

<p>protocol for providing logical operation and maintenance (O&amp;M) services</p>
</div>


<a name="id0438" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance software</h3>

<p>software which, together with the input-output (I/O) devices and other hardware, implements the operation and maintenance functions of a system</p>
</div>


<a name="id013600" shape="rect"></a>
<div class="topic">
<h3>operation and maintenance subsystem; <em>OMSS</em>; <em>OSS</em></h3>

<p>system which is used to handle the features related to system security, consisting of the authentication centre (AUC) and the equipment identity register (EIR)</p>
</div>


<a name="id010463" shape="rect"></a>
<div class="topic">
<h3>operation in MPC environment; <em>operation in multiple point of control environment</em>; <em>OMPC</em></h3>

<p>parameter which defines whether the service is started when there is another controlling service already active</p>
</div>


<a name="p2xhtm-repid-11967" shape="rect"></a>
<div class="topic">
<h3>operation in multiple point of control environment</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010463#id010463" onclick="sync(this);return true" shape="rect">See operation in MPC environment</a></p>
</div>


<a name="id015576" shape="rect"></a>
<div class="topic">
<h3>operation log</h3>

<p>log in which the operation events are collected</p>
</div>


<a name="id07443" shape="rect"></a>
<div class="topic">
<h3>operation, administration and maintenance centre; <em>OAMC</em></h3>

<p>administration's centre with responsibility for the general operation administration and maintenance of the network. It includes both the staff and associated operation systems. The functions may be distributed among many centres and operation systems.</p>
</div>


<a name="p2xhtm-repid-11970" shape="rect"></a>
<div class="topic">
<h3>operation, maintenance and administration 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=id04358#id04358" onclick="sync(this);return true" shape="rect">See operations, maintenance and administration part</a></p>
</div>


<a name="id014713" shape="rect"></a>
<div class="topic">
<h3>operational interface</h3>

<p>programming interface which enables integration of operator and service provider legacy systems</p>
</div>


<a name="id04165" shape="rect"></a>
<div class="topic">
<h3>operational SDL</h3>

<p>part of specification and description language (SDL) used for describing the behaviour of processes</p>
</div>


<a name="id014714" shape="rect"></a>
<div class="topic">
<h3>operational services</h3>

<p>services that operators of mPlatform can use, for example, audit manager</p>
</div>


<a name="id08460" shape="rect"></a>
<div class="topic">
<h3>operational state</h3>

<p>attribute of managed object that indicates whether it is fully or partly operable or totally inoperable</p>
</div>


<a name="p2xhtm-repid-11975" shape="rect"></a>
<div class="topic">
<h3>operational 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=id08870#id08870" onclick="sync(this);return true" shape="rect">See operational state of the radio network object</a></p>
</div>


<a name="id08870" shape="rect"></a>
<div class="topic">
<h3>operational state of the radio network object; <em>operational state</em></h3>

<p>functional state of the radio network object from the viewpoint of base station system radio network management</p>
</div>


<a name="p2xhtm-repid-11977" shape="rect"></a>
<div class="topic">
<h3>operational support 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=id016455#id016455" onclick="sync(this);return true" shape="rect">See operations support system</a></p>
</div>


<a name="id015623" shape="rect"></a>
<div class="topic">
<h3>operational window</h3>

<p>period of time each day that the system is expected to be fully operational</p>
</div>


<a name="id06502" shape="rect"></a>
<div class="topic">
<h3>operations</h3>

<p>operation of work centres, technical support centres, support systems, test equipment, and methods and procedures, as well as the personnel and training required to install and maintain all the elements that constitute the network capability underlying the relevant service</p>
</div>


<a name="id016455" shape="rect"></a>
<div class="topic">
<h3>operations support system; <em>OSS</em></h3>

<p>system that supports the operational processes of communications service providers by performing management, inventory, engineering, planning, and repair functions for networks</p>
</div>


<a name="id05310" shape="rect"></a>
<div class="topic">
<h3>operations system; <em>OS</em></h3>

<p>system designed to perform various functions related to telecommunications management</p>
</div>


<a name="id05274" shape="rect"></a>
<div class="topic">
<h3>operations systems function; <em>OSF</em></h3>

<p>TMN function which processes information related to telecommunication management for the purpose of monitoring/co-ordinating and/or controlling telecommunications functions and support functions including management functions (that is the TMN itself)</p>
</div>


<a name="id07442" shape="rect"></a>
<div class="topic">
<h3>Operations, Administrations and Maintenance; <em>OAM</em></h3>

<p>group of network management functions that provide network fault indication, performance information, and data and diagnosis functions</p>
</div>


<a name="id04358" shape="rect"></a>
<div class="topic">
<h3>operations, maintenance and administration part; <em>operation, maintenance and administration part</em>; <em>OMAP</em></h3>

<p>application entity dedicated to the communications aspects of the operations, administration and maintenance of the signalling system No. 7 network and which may have an application for the telecommunications management network</p>
</div>


<a name="id011975" shape="rect"></a>
<div class="topic">
<h3>operative</h3>

<p>status of the commercial service when its activation status is active and all the conditions of at least one basic operation match the input data</p>
</div>


<a name="id04163" shape="rect"></a>
<div class="topic">
<h3>operator</h3>

<p>denotation, or name, for an operation</p>
</div>


<a name="p2xhtm-repid-11987" shape="rect"></a>
<div class="topic">
<h3>operator</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05420#id05420" onclick="sync(this);return true" shape="rect">See attendant</a></p>
</div>


<a name="p2xhtm-repid-11988" shape="rect"></a>
<div class="topic">
<h3>operator</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05207#id05207" onclick="sync(this);return true" shape="rect">See network operator</a></p>
</div>


<a name="id08812" shape="rect"></a>
<div class="topic">
<h3>operator analysis</h3>

<p>internal call control analysis used when the carrier access code (CAC) used by the subscriber must be analysed before the actual digit analysis</p>
</div>


<a name="id011074" shape="rect"></a>
<div class="topic">
<h3>operator controlled call forwarding; <em>OCCF</em></h3>

<p>call forwarding which is an additional supplementary service for call offering supplementary services</p>
</div>


<a name="p2xhtm-repid-11991" shape="rect"></a>
<div class="topic">
<h3>operator 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=id07054#id07054" onclick="sync(this);return true" shape="rect">See attendant group</a></p>
</div>


<a name="p2xhtm-repid-11992" shape="rect"></a>
<div class="topic">
<h3>operator identifier</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011509#id011509" onclick="sync(this);return true" shape="rect">See APN operator identifier</a></p>
</div>


<a name="id07018" shape="rect"></a>
<div class="topic">
<h3>operator identifier; <em>operator identity</em>; <em>attendant identifier</em>; <em>OID</em></h3>

<p>identifier which uniquely defines an attendant in the operator system</p>
</div>


<a name="p2xhtm-repid-11994" shape="rect"></a>
<div class="topic">
<h3>operator 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=id07018#id07018" onclick="sync(this);return true" shape="rect">See operator identifier</a></p>
</div>


<a name="p2xhtm-repid-11995" shape="rect"></a>
<div class="topic">
<h3>operator incall identifier</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010753#id010753" onclick="sync(this);return true" shape="rect">See attendant incall identifier</a></p>
</div>


<a name="p2xhtm-repid-11996" shape="rect"></a>
<div class="topic">
<h3>operator incall identifier</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05408#id05408" onclick="sync(this);return true" shape="rect">See operator number</a></p>
</div>


<a name="p2xhtm-repid-11997" shape="rect"></a>
<div class="topic">
<h3>operator incall 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=id010754#id010754" onclick="sync(this);return true" shape="rect">See attendant incall number</a></p>
</div>


<a name="id09884" shape="rect"></a>
<div class="topic">
<h3>operator interface; <em>OI</em></h3>

<p>interface that the operator or NMS (network management system) uses</p>
</div>


<a name="p2xhtm-repid-11999" shape="rect"></a>
<div class="topic">
<h3>operator NP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010464#id010464" onclick="sync(this);return true" shape="rect">See operator number portability</a></p>
</div>


<a name="p2xhtm-repid-12000" shape="rect"></a>
<div class="topic">
<h3>operator 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=id010753#id010753" onclick="sync(this);return true" shape="rect">See attendant incall identifier</a></p>
</div>


<a name="id05408" shape="rect"></a>
<div class="topic">
<h3>operator number</h3>

<p>number of the operator in a centrex group or PABX</p>
</div>


<a name="id010464" shape="rect"></a>
<div class="topic">
<h3>operator number portability; <em>operator NP</em></h3>

<p>number portability in which subscribers can change their operator and keep their old directory number that belongs to another operator's numbers</p>
</div>


<a name="p2xhtm-repid-12003" shape="rect"></a>
<div class="topic">
<h3>operator position</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010764#id010764" onclick="sync(this);return true" shape="rect">See centrex attendant position</a></p>
</div>


<a name="p2xhtm-repid-12004" shape="rect"></a>
<div class="topic">
<h3>operator position subscriber 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=id010801#id010801" onclick="sync(this);return true" shape="rect">See attendant position subscriber number</a></p>
</div>


<a name="id07028" shape="rect"></a>
<div class="topic">
<h3>operator position system; <em>OPS</em></h3>

<p>system based on assistant services platform by which a teleoperator can offer answering and switching services to subscribers</p>
</div>


<a name="id020072" shape="rect"></a>
<div class="topic">
<h3>operator profile</h3>

<p>profile that includes information about the default set of services, service values, and service filtering</p>
</div>


<a name="id018190" shape="rect"></a>
<div class="topic">
<h3>operator protocol</h3>

<p>protocol which the application server (ASE) and packet switch (PSW) use, allowing a basic set of commands for monitoring and controlling the ASE and other active client connections in the server</p>
</div>


<a name="id05432" shape="rect"></a>
<div class="topic">
<h3>operator queuing</h3>

<p>queuing facility by which the load caused by the calls coming to a centrex operator can be distributed more evenly and by which the subscriber can queue up for the operator services</p>
</div>


<a name="id011620" shape="rect"></a>
<div class="topic">
<h3>operator seat</h3>

<p>part of the network management system that consists of application workstations and X-terminals</p>
</div>


<a name="p2xhtm-repid-12010" shape="rect"></a>
<div class="topic">
<h3>operator 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=id03545#id03545" onclick="sync(this);return true" shape="rect">See network service</a></p>
</div>


<a name="id0840" shape="rect"></a>
<div class="topic">
<h3>operator service; <em>attendant service</em></h3>

<p>service used for combining several service numbers and for defining the service profile of an attendant</p>
</div>


<a name="id011075" shape="rect"></a>
<div class="topic">
<h3>operator service number; <em>OSN</em></h3>

<p>feature which enables the operator to define own service numbers from the number space of subscriber numbers thus enabling the operator to provide different services</p>
</div>


<a name="id08790" shape="rect"></a>
<div class="topic">
<h3>operator service traffic measurement; <em>measurement on the operator service traffic</em></h3>

<p>part of traffic measurement which gives information on the service traffic capacity for a user who provides services through an operator system based on call distribution and queueing</p>
</div>


<a name="id018191" shape="rect"></a>
<div class="topic">
<h3>operator session</h3>

<p>connection between the network operator and the network element on the operator's workstation for operation, maintenance, and administration purposes</p>
</div>


<a name="id04145" shape="rect"></a>
<div class="topic">
<h3>operator signature</h3>

<p>definition of the types of values received by an operator and the type of the resulting value</p>
</div>


<a name="p2xhtm-repid-12016" shape="rect"></a>
<div class="topic">
<h3>operator 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=id07050#id07050" onclick="sync(this);return true" shape="rect">See attendant services platform</a></p>
</div>


<a name="id08789" shape="rect"></a>
<div class="topic">
<h3>operator system statistics</h3>

<p>part of traffic administration which compiles long-term information about the calls to and from the operators, service numbers, and operator services, and, on the basis of this information, generates various reports in order to study the overall situation of the service, and to monitor the quality of the service</p>
</div>


<a name="id020040" shape="rect"></a>
<div class="topic">
<h3>operator wireless LAN; <em>operator WLAN</em>; <em>OWLAN</em></h3>

<p>wireless LAN that a network operator uses to provide users with wireless broadband access to the Internet or corporate intranet in a public location</p>
</div>


<a name="p2xhtm-repid-12019" shape="rect"></a>
<div class="topic">
<h3>operator WLAN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020040#id020040" onclick="sync(this);return true" shape="rect">See operator wireless LAN</a></p>
</div>


<a name="p2xhtm-repid-12020" shape="rect"></a>
<div class="topic">
<h3>operator's intervention</h3>

<p><a href="NED?action=retrieve&amp;identifier=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="p2xhtm-repid-12021" shape="rect"></a>
<div class="topic">
<h3>operator's intervention barring</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012888#id012888" onclick="sync(this);return true" shape="rect">See barring of intrusion</a></p>
</div>


<a name="p2xhtm-repid-12022" shape="rect"></a>
<div class="topic">
<h3>operator's post-processing 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=id09050#id09050" onclick="sync(this);return true" shape="rect">See billing centre</a></p>
</div>


<a name="id011153" shape="rect"></a>
<div class="topic">
<h3>operator-determined barring; <em>ODB</em></h3>

<p>feature which is used to limit certain subscriber categories' access to GSM services</p>
</div>


<a name="id011073" shape="rect"></a>
<div class="topic">
<h3>operator-determined barring category; <em>ODB category</em></h3>

<p>barring category where the operator-determined barring is applied</p>
</div>


<a name="id011621" shape="rect"></a>
<div class="topic">
<h3>operator-specific service; <em>OSS</em></h3>

<p>service offered on a public land mobile network (PLMN) that is not standardised by the GSM specifications</p>
</div>


<a name="id011688" shape="rect"></a>
<div class="topic">
<h3>operator-specific service number</h3>

<p>service number restricted to the operator's operating area</p>
</div>


<a name="p2xhtm-repid-12027" shape="rect"></a>
<div class="topic">
<h3>OPN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018508#id018508" onclick="sync(this);return true" shape="rect">See client-open message</a></p>
</div>


<a name="id011446" shape="rect"></a>
<div class="topic">
<h3>opportunity driven multiple access; <em>ODMA</em></h3>

<p>relay transmission protocol applied to time division duplex (TDD) in the Universal Mobile Telecommunications System (UMTS) to provide the ability to maintain high data rates within TDD</p>
</div>


<a name="p2xhtm-repid-12029" shape="rect"></a>
<div class="topic">
<h3>OPS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07028#id07028" onclick="sync(this);return true" shape="rect">See operator position system</a></p>
</div>


<a name="id06283" shape="rect"></a>
<div class="topic">
<h3>optical cable; <em>fibre-optic cable</em>; <em>optical fibre cable</em>; <em>fibre cable</em></h3>

<p>cable in which one or more optical fibres are used as the propagation medium</p>
</div>


<a name="id014949" shape="rect"></a>
<div class="topic">
<h3>optical carrier; <em>OC</em></h3>

<p>optical signal of synchronous optical network (SONET)</p>
</div>


<a name="id014943" shape="rect"></a>
<div class="topic">
<h3>optical carrier level 1; <em>OC-1</em></h3>

<p>optical carrier of the lowest optical transmission rate in the synchronous optical network (SONET) standard at 51.48 Mbit/s, resulting from an optical conversion of a synchronous transport signal level 1 (STS-1)</p>
</div>


<a name="id014944" shape="rect"></a>
<div class="topic">
<h3>optical carrier level 12; <em>OC-12</em></h3>

<p>optical carrier for twelve synchronous transport signal level 1 (STS-1) signals at 622.08 Mbit/s</p>
</div>


<a name="id014945" shape="rect"></a>
<div class="topic">
<h3>optical carrier level 192; <em>OC-192</em></h3>

<p>optical carrier for 192 synchronous transport signal level 1 (STS-1) signals at 9.953 Gbit/s</p>
</div>


<a name="id014946" shape="rect"></a>
<div class="topic">
<h3>optical carrier level 3; <em>OC-3</em></h3>

<p>optical carrier for three synchronous transport signal level 1 (STS-1) signals at 155.52 Mbit/s</p>
</div>


<a name="id014947" shape="rect"></a>
<div class="topic">
<h3>optical carrier level 48; <em>OC-48</em></h3>

<p>optical carrier for 48 synchronous transport signal level 1 (STS-1) signals at 2.488 Gbit/s</p>
</div>


<a name="p2xhtm-repid-12037" shape="rect"></a>
<div class="topic">
<h3>optical carrier level n</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014948#id014948" onclick="sync(this);return true" shape="rect">See optical carrier n</a></p>
</div>


<a name="id014948" shape="rect"></a>
<div class="topic">
<h3>optical carrier n; <em>optical carrier level n</em>; <em>OC-n</em></h3>

<p>synchronous optical network (SONET) rate for n times 51.84 megabits per second</p>
</div>


<a name="p2xhtm-repid-12039" shape="rect"></a>
<div class="topic">
<h3>optical conductor</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06285#id06285" onclick="sync(this);return true" shape="rect">See optical fibre</a></p>
</div>


<a name="p2xhtm-repid-12040" shape="rect"></a>
<div class="topic">
<h3>optical connector</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06286#id06286" onclick="sync(this);return true" shape="rect">See fibre-optic connector</a></p>
</div>


<a name="id010465" shape="rect"></a>
<div class="topic">
<h3>optical disk</h3>

<p>disk on the surface of which is stored digital data which is read by means of a microprocessor- controlled laser</p>
</div>


<a name="id06285" shape="rect"></a>
<div class="topic">
<h3>optical fibre; <em>optical fibre waveguide</em></h3>

<p>filament-shaped waveguide, made of dielectric material such as glass or plastic, that guides light</p>
</div>


<a name="p2xhtm-repid-12043" shape="rect"></a>
<div class="topic">
<h3>optical fibre cable</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06283#id06283" onclick="sync(this);return true" shape="rect">See optical cable</a></p>
</div>


<a name="p2xhtm-repid-12044" shape="rect"></a>
<div class="topic">
<h3>optical fibre connector</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06286#id06286" onclick="sync(this);return true" shape="rect">See fibre-optic connector</a></p>
</div>


<a name="p2xhtm-repid-12045" shape="rect"></a>
<div class="topic">
<h3>optical fibre duct cable</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06284#id06284" onclick="sync(this);return true" shape="rect">See fibre-optic duct cable</a></p>
</div>


<a name="id06290" shape="rect"></a>
<div class="topic">
<h3>optical fibre tensile strength</h3>

<p>maximum load that a short piece of optical fibre can sustain without breaking</p>
</div>


<a name="p2xhtm-repid-12047" shape="rect"></a>
<div class="topic">
<h3>optical fibre waveguide</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06285#id06285" onclick="sync(this);return true" shape="rect">See optical fibre</a></p>
</div>


<a name="id06282" shape="rect"></a>
<div class="topic">
<h3>optical line equipment</h3>

<p>equipment for digital transmission on optical fibre cables</p>
</div>


<a name="id07973" shape="rect"></a>
<div class="topic">
<h3>optical path penalty; <em>optical path power penalty</em></h3>

<p>optical path attenuation, typically a few dB, due to reflection, intersymbol interference, mode partition noise, and laser chirp</p>
</div>


<a name="p2xhtm-repid-12050" shape="rect"></a>
<div class="topic">
<h3>optical path power penalty</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07973#id07973" onclick="sync(this);return true" shape="rect">See optical path penalty</a></p>
</div>


<a name="id07976" shape="rect"></a>
<div class="topic">
<h3>optical return loss; <em>ORL</em></h3>

<p>ratio of power of the propagating optical signal to the power of the reflected (returning) signal</p>
</div>


<a name="id07934" shape="rect"></a>
<div class="topic">
<h3>optical SDH physical interface; <em>OSPI</em></h3>

<p>function that converts an internal-logic-level STM-N signal into an optical STM-N interface signal and vice versa</p>
</div>


<a name="id015441" shape="rect"></a>
<div class="topic">
<h3>optical services router; <em>optical switch router</em>; <em>OSR</em></h3>

<p>router with optical interfaces that combines optical networking with Internet protocol (IP) service delivery</p>
</div>


<a name="id08054" shape="rect"></a>
<div class="topic">
<h3>optical spectrum</h3>

<p>electromagnetic spectrum within the wavelength region, extending from vacuum ultraviolet at 40 nm to far infrared at 1 mm</p>
</div>


<a name="p2xhtm-repid-12055" shape="rect"></a>
<div class="topic">
<h3>optical switch router</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015441#id015441" onclick="sync(this);return true" shape="rect">See optical services router</a></p>
</div>


<a name="id06306" shape="rect"></a>
<div class="topic">
<h3>optical time domain reflectometer; <em>OTD reflectometer</em>; <em>OTDR</em></h3>

<p>equipment for measuring the attenuation of an optical fibre by emitting an optical pulse to the fibre and by measuring the size of the reflected pulse as a function of time</p>
</div>


<a name="id06291" shape="rect"></a>
<div class="topic">
<h3>optical-to-electrical converter; <em>O/E converter</em>; <em>optical-to-electrical transducer</em>; <em>O/E transducer</em></h3>

<p>device in which a modulated optical signal is converted into an electrical signal having the original modulation information content</p>
</div>


<a name="p2xhtm-repid-12058" shape="rect"></a>
<div class="topic">
<h3>optical-to-electrical transducer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06291#id06291" onclick="sync(this);return true" shape="rect">See optical-to-electrical converter</a></p>
</div>


<a name="id013172" shape="rect"></a>
<div class="topic">
<h3>optimal route</h3>

<p>route that minimises the cost of the connection between the originating and terminating points</p>
</div>


<a name="id014326" shape="rect"></a>
<div class="topic">
<h3>optimal routing; <em>OR</em></h3>

<p>feature of the mobile network that routes a call from the calling subscriber to the called subscriber using the shortest possible route</p>
</div>


<a name="id09644" shape="rect"></a>
<div class="topic">
<h3>optimised warming</h3>

<p>warming that is implemented by warming up only the reserved hands of the process family</p>
</div>


<a name="id011076" shape="rect"></a>
<div class="topic">
<h3>optimum routing prevention; <em>ORP</em></h3>

<p>feature which enables the operator to refuse to give the routing data of a subscriber if the request has been received from an exchange (gateway MSC) of another network (PLMN) and direct the call to the current network in which the interrogation of routing data is allowed</p>
</div>


<a name="p2xhtm-repid-12063" shape="rect"></a>
<div class="topic">
<h3>option</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05814#id05814" onclick="sync(this);return true" shape="rect">See optional feature</a></p>
</div>


<a name="id013445" shape="rect"></a>
<div class="topic">
<h3>option acknowledgement TFTP packet; <em>OACK packet</em></h3>

<p>trivial file transfer protocol (TFTP) packet which is used to acknowledge a client's option negotiation request</p>
</div>


<a name="id011895" shape="rect"></a>
<div class="topic">
<h3>optional command</h3>

<p>command which is not included as a default command in the MML program</p>
</div>


<a name="id09652" shape="rect"></a>
<div class="topic">
<h3>optional component</h3>

<p>program or file optionally included in the software build of a specific network element</p>
</div>


<a name="id014715" shape="rect"></a>
<div class="topic">
<h3>optional element</h3>

<p>element which can be plugged into mPlatform core to provide additional services, for example, mPosition and AdManager</p>
</div>


<a name="id05814" shape="rect"></a>
<div class="topic">
<h3>optional feature; <em>option</em></h3>

<p>feature which does not belong to the basic assembly</p>
</div>


<a name="id014599" shape="rect"></a>
<div class="topic">
<h3>optional HW item</h3>

<p>HW item that can optionally be present in the computing platform</p>
</div>


<a name="id05908" shape="rect"></a>
<div class="topic">
<h3>optional part</h3>

<p>part of a message that contains parameters that may or may not occur in any particular message type</p>
</div>


<a name="id012850" shape="rect"></a>
<div class="topic">
<h3>optional UE requirement; <em>optional user equipment requirement</em></h3>

<p>requirement which can be used in addition to a mandatory UE requirement, an essential UE requirement (conditional) or an essential UE requirement (unconditional)</p>
</div>


<a name="p2xhtm-repid-12072" shape="rect"></a>
<div class="topic">
<h3>optional user equipment requirement</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012850#id012850" onclick="sync(this);return true" shape="rect">See optional UE requirement</a></p>
</div>


<a name="p2xhtm-repid-12073" shape="rect"></a>
<div class="topic">
<h3>options button</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019818#id019818" onclick="sync(this);return true" shape="rect">See list</a></p>
</div>


<a name="p2xhtm-repid-12074" shape="rect"></a>
<div class="topic">
<h3>options button</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07633#id07633" onclick="sync(this);return true" shape="rect">See drop-down list</a></p>
</div>


<a name="id015805" shape="rect"></a>
<div class="topic">
<h3>options register; <em>OR</em></h3>

<p>register which is used for storing the size of the memory bank</p>
</div>


<a name="p2xhtm-repid-12076" shape="rect"></a>
<div class="topic">
<h3>OQoD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014327#id014327" onclick="sync(this);return true" shape="rect">See originating call query on digit analysis</a></p>
</div>


<a name="p2xhtm-repid-12077" shape="rect"></a>
<div class="topic">
<h3>OR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014326#id014326" onclick="sync(this);return true" shape="rect">See optimal routing</a></p>
</div>


<a name="p2xhtm-repid-12078" shape="rect"></a>
<div class="topic">
<h3>OR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015805#id015805" onclick="sync(this);return true" shape="rect">See options register</a></p>
</div>


<a name="id013881" shape="rect"></a>
<div class="topic">
<h3>oracle link</h3>

<p>link via which the service management points (SMP) access voucher information residing on a voucher database server (VDS)</p>
</div>


<a name="p2xhtm-repid-12080" shape="rect"></a>
<div class="topic">
<h3>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=id09526#id09526" onclick="sync(this);return true" shape="rect">See object request broker</a></p>
</div>


<a name="id012156" shape="rect"></a>
<div class="topic">
<h3>orblet</h3>

<p>Java applet which communicates using common object request broker architecture (CORBA) service</p>
</div>


<a name="id05383" shape="rect"></a>
<div class="topic">
<h3>orchestration</h3>

<p>sequencing where a management operation is dependent upon several managed objects in a network being changed in a strict sequence</p>
</div>


<a name="id016083" shape="rect"></a>
<div class="topic">
<h3>order</h3>

<p>function used to record, store, and run a sequence of operations</p>
</div>


<a name="id016660" shape="rect"></a>
<div class="topic">
<h3>order code</h3>

<p>in Club Nokia, the code used when ordering digital items via SMS</p>
</div>


<a name="p2xhtm-repid-12085" shape="rect"></a>
<div class="topic">
<h3>order form</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07046#id07046" onclick="sync(this);return true" shape="rect">See booking form</a></p>
</div>


<a name="p2xhtm-repid-12086" shape="rect"></a>
<div class="topic">
<h3>order-wire</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08032#id08032" onclick="sync(this);return true" shape="rect">See engineering order-wire</a></p>
</div>


<a name="id04155" shape="rect"></a>
<div class="topic">
<h3>ordering operators</h3>

<p>operators which are used for comparing the order of two values</p>
</div>


<a name="p2xhtm-repid-12088" shape="rect"></a>
<div class="topic">
<h3>ordinary 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="id012297" shape="rect"></a>
<div class="topic">
<h3>ordinary subscriber</h3>

<p>default subscriber category for subscribers</p>
</div>


<a name="id020686" shape="rect"></a>
<div class="topic">
<h3>organisation parameter</h3>

<p>parameter which affects some aspect of system behaviour concerning the related organisation</p>
</div>


<a name="id09813" shape="rect"></a>
<div class="topic">
<h3>organisationally unique identifier; <em>OUI</em></h3>

<p>three-octet field in subnetwork attachment point (SNAP) header, identifying an organisation which administers the meaning of the protocol identifier (PID)</p>
</div>


<a name="p2xhtm-repid-12092" shape="rect"></a>
<div class="topic">
<h3>origin</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id029#id029" onclick="sync(this);return true" shape="rect">See incoming circuit group origin</a></p>
</div>


<a name="id03902" shape="rect"></a>
<div class="topic">
<h3>origin analysis</h3>

<p>internal call control analysis which analyses before the actual dialling whether the subscriber has active facilities which must be carried out before the subscriber dials a digit</p>
</div>


<a name="id08806" shape="rect"></a>
<div class="topic">
<h3>origin attribute; <em>attribute</em>; <em>primary attribute</em></h3>

<p>in routing based on the origin attribute, the basic component which includes one condition connected to particular origin information</p>
</div>


<a name="id08807" shape="rect"></a>
<div class="topic">
<h3>origin attribute analysis; <em>attribute analysis</em></h3>

<p>analysis consisting of one or more origin attributes, with the help of which certain origin data and values given to origin attributes are compared</p>
</div>


<a name="id05620" shape="rect"></a>
<div class="topic">
<h3>origin dependent routing; <em>ODR</em></h3>

<p>intelligent network (IN) service feature which allows the subscriber to accept or reject a call, and in case of acceptance, to route this call according to the calling party's geographical location</p>
</div>


<a name="id015966" shape="rect"></a>
<div class="topic">
<h3>original calling party barring category</h3>

<p>feature which is used to interrogate the permission to connect the call further by the operator or by the system</p>
</div>


<a name="id013173" shape="rect"></a>
<div class="topic">
<h3>original dialling class; <em>ODC</em></h3>

<p>attribute for a call received as a result of the preanalysis and extended preanalysis</p>
</div>


<a name="id018192" shape="rect"></a>
<div class="topic">
<h3>originating address</h3>

<p>address from which a call is made</p>
</div>


<a name="id018193" shape="rect"></a>
<div class="topic">
<h3>originating application</h3>

<p>application which is the source of application-originated (AO) messages</p>
</div>


<a name="id09112" shape="rect"></a>
<div class="topic">
<h3>originating basic call state model; <em>originating BCSM</em>; <em>OBCSM</em></h3>

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


<a name="p2xhtm-repid-12102" shape="rect"></a>
<div class="topic">
<h3>originating 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=id09112#id09112" onclick="sync(this);return true" shape="rect">See originating basic call state model</a></p>
</div>


<a name="id014327" shape="rect"></a>
<div class="topic">
<h3>originating call query on digit analysis; <em>OQoD</em></h3>

<p>feature which is used to support the routing of the mobile-originating (MO) calls in the visited MSC of the A subscriber (VMSCA) and the forwarded calls in the gateway MSC (GMSC) and visited MSC of the B subscriber (VMSCB)</p>
</div>


<a name="id05613" shape="rect"></a>
<div class="topic">
<h3>originating call screening; <em>OCS</em></h3>

<p>call screening which allows a subscriber to restrict or allow outgoing calls to certain numbers</p>
</div>


<a name="id014059" shape="rect"></a>
<div class="topic">
<h3>originating call state control function; <em>originating CSCF</em>; <em>O-CSCF</em></h3>

<p>serving call state control function (S-CSCF) which requests the calling party's profile from the serving profile database (SPD) and routes the call to the interrogating CSCF, media gateway control function (MGCF), or to the service node if service interaction is required</p>
</div>


<a name="id012109" shape="rect"></a>
<div class="topic">
<h3>originating CAMEL subscription information; <em>originating CSI</em>; <em>O-CSI</em></h3>

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


<a name="p2xhtm-repid-12107" shape="rect"></a>
<div class="topic">
<h3>originating 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=id014059#id014059" onclick="sync(this);return true" shape="rect">See originating call state control function</a></p>
</div>


<a name="p2xhtm-repid-12108" shape="rect"></a>
<div class="topic">
<h3>originating 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=id012109#id012109" onclick="sync(this);return true" shape="rect">See originating CAMEL subscription information</a></p>
</div>


<a name="p2xhtm-repid-12109" shape="rect"></a>
<div class="topic">
<h3>originating ISC point code</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012298#id012298" onclick="sync(this);return true" shape="rect">See origination ISC point code</a></p>
</div>


<a name="id015958" shape="rect"></a>
<div class="topic">
<h3>originating line identity; <em>OLI</em></h3>

<p>according to E.164, the address information which defines the origin of a call</p>
</div>


<a name="id010748" shape="rect"></a>
<div class="topic">
<h3>originating local exchange; <em>OLE</em></h3>

<p>local exchange to which the calling party is connected</p>
</div>


<a name="id014328" shape="rect"></a>
<div class="topic">
<h3>originating location routing</h3>

<p>IN-supported service which reroutes a call made from a specific area to a predefined destination</p>
</div>


<a name="id010466" shape="rect"></a>
<div class="topic">
<h3>originating network</h3>

<p>network which serves the calling subscriber</p>
</div>


<a name="p2xhtm-repid-12114" shape="rect"></a>
<div class="topic">
<h3>originating 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=id03386#id03386" onclick="sync(this);return true" shape="rect">See signalling originating point</a></p>
</div>


<a name="id0677" shape="rect"></a>
<div class="topic">
<h3>originating point code; <em>OPC</em></h3>

<p>part of the label in a signalling message which uniquely identifies the signalling originating point of the message</p>
</div>


<a name="id011077" shape="rect"></a>
<div class="topic">
<h3>originating queue</h3>

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


<a name="id011078" shape="rect"></a>
<div class="topic">
<h3>originating request</h3>

<p>request in home the location register (HLR) A belonging to a calling subscriber who activated the service</p>
</div>


<a name="id011937" shape="rect"></a>
<div class="topic">
<h3>originating service</h3>

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


<a name="id014060" shape="rect"></a>
<div class="topic">
<h3>originating signalling point</h3>

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


<a name="id0781" shape="rect"></a>
<div class="topic">
<h3>originating traffic</h3>

<p>traffic generated by sources located within the network considered, whatever its destination</p>
</div>


<a name="id011079" shape="rect"></a>
<div class="topic">
<h3>originating transaction request</h3>

<p>transaction request which arrives to a signalling unit from a base station subsystem across the A interface</p>
</div>


<a name="id020740" shape="rect"></a>
<div class="topic">
<h3>originating user identity</h3>

<p>indication of the identity of the originating user to the terminating user when the terminating user receives an invitation to a one-to-one or group session</p>
</div>


<a name="id012298" shape="rect"></a>
<div class="topic">
<h3>origination ISC point code; <em>originating ISC point code</em></h3>

<p>part of the initial address message of an international call, indicating the originating international exchange (ISC)</p>
</div>


<a name="p2xhtm-repid-12124" shape="rect"></a>
<div class="topic">
<h3>ORL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07976#id07976" onclick="sync(this);return true" shape="rect">See optical return loss</a></p>
</div>


<a name="p2xhtm-repid-12125" shape="rect"></a>
<div class="topic">
<h3>ORP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011076#id011076" onclick="sync(this);return true" shape="rect">See optimum routing prevention</a></p>
</div>


<a name="id010188" shape="rect"></a>
<div class="topic">
<h3>orthogonality</h3>

<p>property of a pair of codes that are designed so that their cross correlation is zero</p>
</div>


<a name="p2xhtm-repid-12127" shape="rect"></a>
<div class="topic">
<h3>OS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02658#id02658" onclick="sync(this);return true" shape="rect">See operating system</a></p>
</div>


<a name="p2xhtm-repid-12128" shape="rect"></a>
<div class="topic">
<h3>OS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05310#id05310" onclick="sync(this);return true" shape="rect">See operations system</a></p>
</div>


<a name="p2xhtm-repid-12129" shape="rect"></a>
<div class="topic">
<h3>OS kernel 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=id013446#id013446" onclick="sync(this);return true" shape="rect">See operating system kernel interface</a></p>
</div>


<a name="p2xhtm-repid-12130" shape="rect"></a>
<div class="topic">
<h3>OS log</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05819#id05819" onclick="sync(this);return true" shape="rect">See operating system log</a></p>
</div>


<a name="p2xhtm-repid-12131" shape="rect"></a>
<div class="topic">
<h3>OSA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012849#id012849" onclick="sync(this);return true" shape="rect">See open service architecture</a></p>
</div>


<a name="id017011" shape="rect"></a>
<div class="topic">
<h3>OSA application server; <em>OSA service environment</em></h3>

<p>application server which is connected by the OSA application programming interface (API) to the OSA cervice capability server and participates in the IMS session control</p>
</div>


<a name="id012851" shape="rect"></a>
<div class="topic">
<h3>OSA interface</h3>

<p>standardised interface used by applications and clients to access service capability features</p>
</div>


<a name="p2xhtm-repid-12134" shape="rect"></a>
<div class="topic">
<h3>OSA service environment</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017011#id017011" onclick="sync(this);return true" shape="rect">See OSA application server</a></p>
</div>


<a name="id016767" shape="rect"></a>
<div class="topic">
<h3>OSagent</h3>

<p>CORBA system process that starts at boot time and manages object location and interaction</p>
</div>


<a name="p2xhtm-repid-12136" shape="rect"></a>
<div class="topic">
<h3>OSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019474#id019474" onclick="sync(this);return true" shape="rect">See online service controller</a></p>
</div>


<a name="id020452" shape="rect"></a>
<div class="topic">
<h3>OSC CDR</h3>

<p>charging record (CDR) that is created by the online service controller (OSC)</p>
</div>


<a name="id013883" shape="rect"></a>
<div class="topic">
<h3>OSC interface; <em>OSCI</em></h3>

<p>dedicated internal interface which the Nokia online service controller (OSC) uses to access a subscriber's prepaid account</p>
</div>


<a name="id020090" shape="rect"></a>
<div class="topic">
<h3>OSC service</h3>

<p>service that the online service controller provides</p>
</div>


<a name="p2xhtm-repid-12140" shape="rect"></a>
<div class="topic">
<h3>OSCI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013883#id013883" onclick="sync(this);return true" shape="rect">See OSC interface</a></p>
</div>


<a name="id011080" shape="rect"></a>
<div class="topic">
<h3>oscillator calibration</h3>

<p>Clock Synchronisation Unit (CLSU) state which is defined for the manual calibration procedure of the oscillator</p>
</div>


<a name="id011081" shape="rect"></a>
<div class="topic">
<h3>oscillator control mode</h3>

<p>oscillator mode which determines time constants for the phase-locked loop</p>
</div>


<a name="id011082" shape="rect"></a>
<div class="topic">
<h3>oscillator control word</h3>

<p>control word which determines the oscillator frequency</p>
</div>


<a name="p2xhtm-repid-12144" shape="rect"></a>
<div class="topic">
<h3>OSF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05274#id05274" onclick="sync(this);return true" shape="rect">See operations systems function</a></p>
</div>


<a name="p2xhtm-repid-12145" shape="rect"></a>
<div class="topic">
<h3>OSG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015414#id015414" onclick="sync(this);return true" shape="rect">See open services gateway</a></p>
</div>


<a name="p2xhtm-repid-12146" shape="rect"></a>
<div class="topic">
<h3>OSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03761#id03761" onclick="sync(this);return true" shape="rect">See open systems interconnection</a></p>
</div>


<a name="id013175" shape="rect"></a>
<div class="topic">
<h3>OSI access control</h3>

<p>feature which offers a mechanism for the prevention of unauthorised OSI call establishments from the operation and maintenance networks based on connection-oriented network service</p>
</div>


<a name="id06949" shape="rect"></a>
<div class="topic">
<h3>OSI connection</h3>

<p>application or transmission connection between two application processes, established by using OSI services</p>
</div>


<a name="id06950" shape="rect"></a>
<div class="topic">
<h3>OSI environment</h3>

<p>environment which consists of application processes working for a certain goal and making use of OSI services, and the resources with which the OSI services are provided</p>
</div>


<a name="p2xhtm-repid-12150" shape="rect"></a>
<div class="topic">
<h3>OSI model</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03876#id03876" onclick="sync(this);return true" shape="rect">See open systems interconnection reference model</a></p>
</div>


<a name="p2xhtm-repid-12151" shape="rect"></a>
<div class="topic">
<h3>OSI physical layer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09242#id09242" onclick="sync(this);return true" shape="rect">See physical layer</a></p>
</div>


<a name="p2xhtm-repid-12152" shape="rect"></a>
<div class="topic">
<h3>OSI reference model</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03876#id03876" onclick="sync(this);return true" shape="rect">See open systems interconnection reference model</a></p>
</div>


<a name="p2xhtm-repid-12153" shape="rect"></a>
<div class="topic">
<h3>OSI RM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03876#id03876" onclick="sync(this);return true" shape="rect">See open systems interconnection reference model</a></p>
</div>


<a name="id013174" shape="rect"></a>
<div class="topic">
<h3>OSI/LAN</h3>

<p>connectionless network service using the ISO Internet protocol</p>
</div>


<a name="p2xhtm-repid-12155" shape="rect"></a>
<div class="topic">
<h3>OSN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011075#id011075" onclick="sync(this);return true" shape="rect">See operator service number</a></p>
</div>


<a name="p2xhtm-repid-12156" shape="rect"></a>
<div class="topic">
<h3>OSP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012022#id012022" onclick="sync(this);return true" shape="rect">See online service provider</a></p>
</div>


<a name="p2xhtm-repid-12157" shape="rect"></a>
<div class="topic">
<h3>OSPF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09885#id09885" onclick="sync(this);return true" shape="rect">See open shortest path first</a></p>
</div>


<a name="p2xhtm-repid-12158" shape="rect"></a>
<div class="topic">
<h3>OSPF 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=id010037#id010037" onclick="sync(this);return true" shape="rect">See open shortest path first area</a></p>
</div>


<a name="id015226" shape="rect"></a>
<div class="topic">
<h3>OSPF for IPv6; <em>OSPF version 3</em>; <em>OSPFv3</em></h3>

<p>open shortest path first (OSPF) that supports Internet protocol version 6 (IPv6), permitting routers to forward IPv6 data across networks</p>
</div>


<a name="id015227" shape="rect"></a>
<div class="topic">
<h3>OSPF management information base; <em>OSPF MIB</em></h3>

<p>management information base which defines objects for managing open shortest path first (OSPF), and provides status and statistical information related to OSPF</p>
</div>


<a name="p2xhtm-repid-12161" shape="rect"></a>
<div class="topic">
<h3>OSPF MIB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015227#id015227" onclick="sync(this);return true" shape="rect">See OSPF management information base</a></p>
</div>


<a name="id015225" shape="rect"></a>
<div class="topic">
<h3>OSPF version 2; <em>OSPFv2</em></h3>

<p>open shortest path first (OSPF) that routes IP packets according to the destination IP address found in the IP packet header without encapsulation with any further protocol headers</p>
</div>


<a name="p2xhtm-repid-12163" shape="rect"></a>
<div class="topic">
<h3>OSPF version 3</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015226#id015226" onclick="sync(this);return true" shape="rect">See OSPF for IPv6</a></p>
</div>


<a name="p2xhtm-repid-12164" shape="rect"></a>
<div class="topic">
<h3>OSPFv2</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015225#id015225" onclick="sync(this);return true" shape="rect">See OSPF version 2</a></p>
</div>


<a name="p2xhtm-repid-12165" shape="rect"></a>
<div class="topic">
<h3>OSPFv3</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015226#id015226" onclick="sync(this);return true" shape="rect">See OSPF for IPv6</a></p>
</div>


<a name="p2xhtm-repid-12166" shape="rect"></a>
<div class="topic">
<h3>OSPI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07934#id07934" onclick="sync(this);return true" shape="rect">See optical SDH physical interface</a></p>
</div>


<a name="p2xhtm-repid-12167" shape="rect"></a>
<div class="topic">
<h3>OSR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015441#id015441" onclick="sync(this);return true" shape="rect">See optical services router</a></p>
</div>


<a name="p2xhtm-repid-12168" shape="rect"></a>
<div class="topic">
<h3>OSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011621#id011621" onclick="sync(this);return true" shape="rect">See operator-specific service</a></p>
</div>


<a name="p2xhtm-repid-12169" shape="rect"></a>
<div class="topic">
<h3>OSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013600#id013600" onclick="sync(this);return true" shape="rect">See operation and maintenance subsystem</a></p>
</div>


<a name="p2xhtm-repid-12170" shape="rect"></a>
<div class="topic">
<h3>OSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020831#id020831" onclick="sync(this);return true" shape="rect">See open source software</a></p>
</div>


<a name="p2xhtm-repid-12171" shape="rect"></a>
<div class="topic">
<h3>OSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016455#id016455" onclick="sync(this);return true" shape="rect">See operations support system</a></p>
</div>


<a name="id020053" shape="rect"></a>
<div class="topic">
<h3>OSS through Java initiative; <em>OSS/J</em></h3>

<p>initiative to define and implement an open, standard set of application programming interfaces (API) using Java technology for operations support systems (OSS) and business support systems (BSS)</p>
</div>


<a name="p2xhtm-repid-12173" shape="rect"></a>
<div class="topic">
<h3>OSS/J</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020053#id020053" onclick="sync(this);return true" shape="rect">See OSS through Java initiative</a></p>
</div>


<a name="p2xhtm-repid-12174" shape="rect"></a>
<div class="topic">
<h3>OTA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010832#id010832" onclick="sync(this);return true" shape="rect">See over-the-air technology</a></p>
</div>


<a name="id017088" shape="rect"></a>
<div class="topic">
<h3>OTA provisioning; <em>over-the-air provisioning</em></h3>

<p>remote configuration of mobile devices by sending SMS messages wirelessly "over the air" to the phone</p>
</div>


<a name="p2xhtm-repid-12176" shape="rect"></a>
<div class="topic">
<h3>OTD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016176#id016176" onclick="sync(this);return true" shape="rect">See observed time difference</a></p>
</div>


<a name="p2xhtm-repid-12177" shape="rect"></a>
<div class="topic">
<h3>OTD reflectometer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06306#id06306" onclick="sync(this);return true" shape="rect">See optical time domain reflectometer</a></p>
</div>


<a name="p2xhtm-repid-12178" shape="rect"></a>
<div class="topic">
<h3>OTDOA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016459#id016459" onclick="sync(this);return true" shape="rect">See observed time difference of arrival</a></p>
</div>


<a name="p2xhtm-repid-12179" shape="rect"></a>
<div class="topic">
<h3>OTDOA-IPDL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016460#id016460" onclick="sync(this);return true" shape="rect">See idle period downlink - observed time difference of arrival</a></p>
</div>


<a name="p2xhtm-repid-12180" shape="rect"></a>
<div class="topic">
<h3>OTDR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06306#id06306" onclick="sync(this);return true" shape="rect">See optical time domain reflectometer</a></p>
</div>


<a name="p2xhtm-repid-12181" shape="rect"></a>
<div class="topic">
<h3>OTP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010004#id010004" onclick="sync(this);return true" shape="rect">See one-time password</a></p>
</div>


<a name="p2xhtm-repid-12182" shape="rect"></a>
<div class="topic">
<h3>OTT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016947#id016947" onclick="sync(this);return true" shape="rect">See outgoing traffic treatment</a></p>
</div>


<a name="p2xhtm-repid-12183" shape="rect"></a>
<div class="topic">
<h3>OU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02860#id02860" onclick="sync(this);return true" shape="rect">See out of use</a></p>
</div>


<a name="p2xhtm-repid-12184" shape="rect"></a>
<div class="topic">
<h3>OU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07427#id07427" onclick="sync(this);return true" shape="rect">See outdoor unit</a></p>
</div>


<a name="p2xhtm-repid-12185" shape="rect"></a>
<div class="topic">
<h3>OUI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09813#id09813" onclick="sync(this);return true" shape="rect">See organisationally unique identifier</a></p>
</div>


<a name="id013780" shape="rect"></a>
<div class="topic">
<h3>out of IMA frame anomaly; <em>OIF</em></h3>

<p>occurrence of inverse multiplexing for ATM (IMA) anomaly which can be an errored, invalid or missing IMA control protocol cell</p>
</div>


<a name="id02860" shape="rect"></a>
<div class="topic">
<h3>out of use; <em>OU</em></h3>

<p>state of a functional unit where it is mounted and fully equipped but not in use</p>
</div>


<a name="id03394" shape="rect"></a>
<div class="topic">
<h3>out-band signalling</h3>

<p>signalling method in which the signals are sent over the same transmission channel or circuit as the user's communication but in a different frequency band from that provided for the users</p>
</div>


<a name="id05407" shape="rect"></a>
<div class="topic">
<h3>out-line number</h3>

<p>number identifier chosen before a subscriber number outside a centrex or a private automatic branch exchange (PABX)</p>
</div>


<a name="id08000" shape="rect"></a>
<div class="topic">
<h3>out-of-frame; <em>OOF</em></h3>

<p>state which occurs when four, or in some implementations, five consecutive synchronous digital hierarchy (SDH) frames are received with invalid (errored) framing patterns (A1 and A2 bytes)</p>
</div>


<a name="id0353" shape="rect"></a>
<div class="topic">
<h3>out-of-frame alignment time</h3>

<p>time during which frame alignment is effectively lost, including the time to detect the loss of frame alignment and the alignment recovery time</p>
</div>


<a name="id08053" shape="rect"></a>
<div class="topic">
<h3>out-of-frame second; <em>OFS</em></h3>

<p>second in which one or more out-of-frame events have occurred</p>
</div>


<a name="id018277" shape="rect"></a>
<div class="topic">
<h3>out-of-profile packet</h3>

<p>packet not conforming to the rules set by a traffic conditioner in differentiated service (DS)</p>
</div>


<a name="p2xhtm-repid-12194" shape="rect"></a>
<div class="topic">
<h3>out-slot 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=id019#id019" onclick="sync(this);return true" shape="rect">See out-slot signalling</a></p>
</div>


<a name="id019" shape="rect"></a>
<div class="topic">
<h3>out-slot signalling; <em>out-slot signaling /US/</em></h3>

<p>channel associated signalling transmitted in one or more separate digit time-slots not within the channel time-slot</p>
</div>


<a name="id06176" shape="rect"></a>
<div class="topic">
<h3>outage time</h3>

<p>period when all or part of a system or network is not available to end users due to failure or maintenance</p>
</div>


<a name="id018600" shape="rect"></a>
<div class="topic">
<h3>outbound conversion</h3>

<p>process that makes a multimedia message compliant with a multi-purpose Internet mail extensions (MIME) mail user agent</p>
</div>


<a name="id010714" shape="rect"></a>
<div class="topic">
<h3>outbox</h3>

<p>default mailbox or folder where the program stores outgoing messages</p>
</div>


<a name="p2xhtm-repid-12199" shape="rect"></a>
<div class="topic">
<h3>outcall identifier</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05407#id05407" onclick="sync(this);return true" shape="rect">See out-line number</a></p>
</div>


<a name="id07427" shape="rect"></a>
<div class="topic">
<h3>outdoor unit; <em>radio outdoor unit</em>; <em>OU</em></h3>

<p>piece of radio relay equipment which is installed outdoors</p>
</div>


<a name="p2xhtm-repid-12201" shape="rect"></a>
<div class="topic">
<h3>outer loop PC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015390#id015390" onclick="sync(this);return true" shape="rect">See outer loop power control</a></p>
</div>


<a name="id015390" shape="rect"></a>
<div class="topic">
<h3>outer loop power control; <em>outer loop PC</em>; <em>OLPC</em></h3>

<p>radio frequency power control used for radio link adjustment</p>
</div>


<a name="p2xhtm-repid-12203" shape="rect"></a>
<div class="topic">
<h3>outgoing</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09749#id09749" onclick="sync(this);return true" shape="rect">See outgoing call</a></p>
</div>


<a name="p2xhtm-repid-12204" shape="rect"></a>
<div class="topic">
<h3>outgoing 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=id05571#id05571" onclick="sync(this);return true" shape="rect">See CUG with outgoing access</a></p>
</div>


<a name="id09128" shape="rect"></a>
<div class="topic">
<h3>outgoing accounting zone; <em>third additional charging zone</em>; <em>OAZ</em></h3>

<p>charging zone which keeps track of the metering pulses for calls that go out of the mobile services switching centre (MSC) to another network</p>
</div>


<a name="id0498" shape="rect"></a>
<div class="topic">
<h3>outgoing bundle</h3>

<p>bundle which transmits outgoing traffic of the exchange considered</p>
</div>


<a name="id09749" shape="rect"></a>
<div class="topic">
<h3>outgoing call; <em>outgoing</em></h3>

<p>single call in outgoing traffic</p>
</div>


<a name="p2xhtm-repid-12208" shape="rect"></a>
<div class="topic">
<h3>outgoing call barring</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02246#id02246" onclick="sync(this);return true" shape="rect">See barring of all outgoing calls</a></p>
</div>


<a name="id02247" shape="rect"></a>
<div class="topic">
<h3>outgoing call barring; <em>barring of outgoing calls</em>; <em>service restriction in the outgoing direction, fully subscriber controlled and selected</em>; <em>restriction in the outgoing direction service</em>; <em>restriction of outgoing calls</em>; <em>OCB</em>; <em>BOC</em></h3>

<p>service which enables a user to prevent all or certain outgoing calls</p>
</div>


<a name="p2xhtm-repid-12210" shape="rect"></a>
<div class="topic">
<h3>outgoing call barring analysis</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015878#id015878" onclick="sync(this);return true" shape="rect">See call barring analysis</a></p>
</div>


<a name="id08522" shape="rect"></a>
<div class="topic">
<h3>outgoing call control; <em>OCC</em></h3>

<p>functions attending to set-up and supervision of outgoing calls and supervision of subscriber facilities and supplementary services</p>
</div>


<a name="id05573" shape="rect"></a>
<div class="topic">
<h3>outgoing calls barred within a CUG; <em>ocb</em></h3>

<p>access restriction that prevents a CUG-member from establishing calls to other members of that group</p>
</div>


<a name="id02923" shape="rect"></a>
<div class="topic">
<h3>outgoing circuit</h3>

<p>circuit which carries traffic from the exchange in question to another exchange</p>
</div>


<a name="id0499" shape="rect"></a>
<div class="topic">
<h3>outgoing circuit group</h3>

<p>circuit group for transferring the outgoing traffic from the exchange. The circuits of an outgoing circuit group make use of the same register signalling method</p>
</div>


<a name="p2xhtm-repid-12215" shape="rect"></a>
<div class="topic">
<h3>outgoing 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=id0485#id0485" onclick="sync(this);return true" shape="rect">See outgoing route</a></p>
</div>


<a name="p2xhtm-repid-12216" shape="rect"></a>
<div class="topic">
<h3>outgoing direction</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0485#id0485" onclick="sync(this);return true" shape="rect">See outgoing route</a></p>
</div>


<a name="id013176" shape="rect"></a>
<div class="topic">
<h3>outgoing echo canceller; <em>OEC</em></h3>

<p>echo canceller in the mobile station (MS)</p>
</div>


<a name="id013177" shape="rect"></a>
<div class="topic">
<h3>outgoing exchange</h3>

<p>exchange which is the nearest to the calling subscriber and which controls the continuity check</p>
</div>


<a name="id0485" shape="rect"></a>
<div class="topic">
<h3>outgoing route; <em>outgoing destination</em>; <em>outgoing direction</em></h3>

<p>circuit groups for transferring traffic into another exchange or into the subscriber stage or station of the exchange concerned</p>
</div>


<a name="id09043" shape="rect"></a>
<div class="topic">
<h3>outgoing signalling; <em>SSO</em></h3>

<p>external signalling departing from an exchange, from a part of an exchange, or from an analysis</p>
</div>


<a name="id016946" shape="rect"></a>
<div class="topic">
<h3>outgoing state model; <em>O-SM</em></h3>

<p>state model instance which handles the requests and responses related to the called subscriber</p>
</div>


<a name="id0497" shape="rect"></a>
<div class="topic">
<h3>outgoing traffic</h3>

<p>traffic from the exchange concerned to another exchange</p>
</div>


<a name="id016947" shape="rect"></a>
<div class="topic">
<h3>outgoing traffic treatment; <em>OTT</em></h3>

<p>set of originating services of the calling subscriber of the session, who can define personalised treatment based on the subscriptions</p>
</div>


<a name="id016989" shape="rect"></a>
<div class="topic">
<h3>outgoing transaction</h3>

<p>transaction initiated by an outgoing request created by the session initiation protocol (SIP) stack after a session controller request</p>
</div>


<a name="id011083" shape="rect"></a>
<div class="topic">
<h3>outgoing transaction request</h3>

<p>transaction request which an outbound signalling unit sends to another network element, PABX or subscriber line</p>
</div>


<a name="id0814" shape="rect"></a>
<div class="topic">
<h3>output</h3>

<p>action within a transition which generates a signal instance sent to a process instance</p>
</div>


<a name="id03178" shape="rect"></a>
<div class="topic">
<h3>output command</h3>

<p>command used for asking a computer to output data on a display terminal or a printer</p>
</div>


<a name="p2xhtm-repid-12228" shape="rect"></a>
<div class="topic">
<h3>output day</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05063#id05063" onclick="sync(this);return true" shape="rect">See results output day</a></p>
</div>


<a name="id08788" shape="rect"></a>
<div class="topic">
<h3>output delay; <em>results output delay</em>; <em>OD</em></h3>

<p>time by which the report output is postpone, counted from the end of the results accumulation period</p>
</div>


<a name="p2xhtm-repid-12230" shape="rect"></a>
<div class="topic">
<h3>output 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=id01898#id01898" onclick="sync(this);return true" shape="rect">See output unit</a></p>
</div>


<a name="id011622" shape="rect"></a>
<div class="topic">
<h3>output interval</h3>

<p>measurement characteristic that defines how often the measurement results are saved to a disk within the recording period</p>
</div>


<a name="id08689" shape="rect"></a>
<div class="topic">
<h3>output jitter</h3>

<p>jitter at the output port</p>
</div>


<a name="id03316" shape="rect"></a>
<div class="topic">
<h3>output mode</h3>

<p>parameter of usage commands with which the format of output can be chosen</p>
</div>


<a name="id08621" shape="rect"></a>
<div class="topic">
<h3>output of charging records</h3>

<p>part of detailed charging which enables the output of detailed charging records from a cyclic buffer located on the data disk in the Operation and Maintenance Unit (OMU)</p>
</div>


<a name="id01898" shape="rect"></a>
<div class="topic">
<h3>output unit; <em>output device</em></h3>

<p>device by which data can be received from a system</p>
</div>


<a name="id09126" shape="rect"></a>
<div class="topic">
<h3>outside control part connected preprocessor</h3>

<p>preprocessor which is connected to the control part computer with a low capacity bus, for example, with D-channel</p>
</div>


<a name="id013447" shape="rect"></a>
<div class="topic">
<h3>outstanding TSN</h3>

<p>transmission sequence number (TSN) and the associated data chunk which the endpoint has sent but for which it has not yet received an acknowledgement</p>
</div>


<a name="p2xhtm-repid-12238" shape="rect"></a>
<div class="topic">
<h3>over-the-air provisioning</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017088#id017088" onclick="sync(this);return true" shape="rect">See OTA provisioning</a></p>
</div>


<a name="id010832" shape="rect"></a>
<div class="topic">
<h3>over-the-air technology; <em>OTA</em></h3>

<p>technique that enables the operator to remotely update the contents of data fields in the SIM (subscriber identity module) card using customised short messages</p>
</div>


<a name="id02735" shape="rect"></a>
<div class="topic">
<h3>overflow</h3>

<p>disappearance of bits which takes place if data is stored to a too small space</p>
</div>


<a name="id07059" shape="rect"></a>
<div class="topic">
<h3>overflow call</h3>

<p>call which cannot enter a service because the queue is full</p>
</div>


<a name="id07060" shape="rect"></a>
<div class="topic">
<h3>overflow number</h3>

<p>number to which calls are transferred when a service number queue becomes full</p>
</div>


<a name="p2xhtm-repid-12243" shape="rect"></a>
<div class="topic">
<h3>overflow route</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0796#id0796" onclick="sync(this);return true" shape="rect">See alternative subdestination</a></p>
</div>


<a name="id07112" shape="rect"></a>
<div class="topic">
<h3>overflow service</h3>

<p>operator service defined for a service number to which an incoming call is transmitted if all attendants of the service number are occupied and all queues are full</p>
</div>


<a name="id04851" shape="rect"></a>
<div class="topic">
<h3>overflow traffic</h3>

<p>part of the traffic offered to a pool of resources which is not carried by that pool of resources and which is directed to alternative circuit groups</p>
</div>


<a name="id07931" shape="rect"></a>
<div class="topic">
<h3>overhead; <em>OH</em></h3>

<p>information which is added to the information payload to create an STM-N, and which includes block framing information and information for maintenance, performance monitoring and other operational functions</p>
</div>


<a name="id07999" shape="rect"></a>
<div class="topic">
<h3>overhead access; <em>OHA</em></h3>

<p>function which provides access to transmission overhead functions</p>
</div>


<a name="id07933" shape="rect"></a>
<div class="topic">
<h3>overhead byte</h3>

<p>one byte (64 kbit/s) in the overhead</p>
</div>


<a name="id07932" shape="rect"></a>
<div class="topic">
<h3>overhead data channel</h3>

<p>data channel, consisting of one or more bytes, in the STM-N signal overhead, which may be used for operator-defined purposes</p>
</div>


<a name="p2xhtm-repid-12250" shape="rect"></a>
<div class="topic">
<h3>overhead digits /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=id0808#id0808" onclick="sync(this);return true" shape="rect">See service digits</a></p>
</div>


<a name="id08687" shape="rect"></a>
<div class="topic">
<h3>overhead information</h3>

<p>in data transmission, a part of the transmitted information that is not user information (payload) but is used by the transmission system itself, such as control characters, error control information, synchronisation data and management channels</p>
</div>


<a name="id012299" shape="rect"></a>
<div class="topic">
<h3>overlap address signalling</h3>

<p>signalling in which the onward transmission of address signals from a switching centre may commence before the reception of all the address signals over the link has been completed</p>
</div>


<a name="id013178" shape="rect"></a>
<div class="topic">
<h3>overlay service switching point; <em>overlay SSP</em></h3>

<p>service switching point of mobile services switching centre which has a connection to the service control point</p>
</div>


<a name="p2xhtm-repid-12254" shape="rect"></a>
<div class="topic">
<h3>overlay SSP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013178#id013178" onclick="sync(this);return true" shape="rect">See overlay service switching point</a></p>
</div>


<a name="id011834" shape="rect"></a>
<div class="topic">
<h3>overload control; <em>OLC</em></h3>

<p>function which is used to prevent and detect overload conditions and to protect network elements from overload</p>
</div>


<a name="id020557" shape="rect"></a>
<div class="topic">
<h3>overload control measurement</h3>

<p>measurement that is performed to gather statistical data on a network element's overload situations</p>
</div>


<a name="id015810" shape="rect"></a>
<div class="topic">
<h3>overload control of TDMS database</h3>

<p>feature which implements the termination of database dumping when memory buffering is not sufficient</p>
</div>


<a name="id014600" shape="rect"></a>
<div class="topic">
<h3>overload management</h3>

<p>part of scalability that manages overload so that the load of the system can reach the peak without the system collapsing</p>
</div>


<a name="id012300" shape="rect"></a>
<div class="topic">
<h3>overload message; <em>OLM</em></h3>

<p>signalling message sent in the backward direction to invoke temporary trunk blocking of the circuit concerned when the exchange generating the message is subject to load control</p>
</div>


<a name="p2xhtm-repid-12260" shape="rect"></a>
<div class="topic">
<h3>overload 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=id0408#id0408" onclick="sync(this);return true" shape="rect">See load capacity</a></p>
</div>


<a name="id016178" shape="rect"></a>
<div class="topic">
<h3>overload state</h3>

<p>load control state in which the cell load has increased and the operator-defined overload threshold values are exceeded</p>
</div>


<a name="p2xhtm-repid-12262" shape="rect"></a>
<div class="topic">
<h3>overplugging</h3>

<p><a href="NED?action=retrieve&amp;identifier=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="id05070" shape="rect"></a>
<div class="topic">
<h3>override category</h3>

<p>category for the use of authorities allowing the presentation of the calling line identity also when the calling user has calling line identification restriction active</p>
</div>


<a name="id012897" shape="rect"></a>
<div class="topic">
<h3>override of call forwarding</h3>

<p>feature which makes it possible to override call forwarding when the calling number is the same as the forwarded-to number</p>
</div>


<a name="p2xhtm-repid-12265" shape="rect"></a>
<div class="topic">
<h3>OWLAN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020040#id020040" onclick="sync(this);return true" shape="rect">See operator wireless LAN</a></p>
</div>


<a name="id0683" shape="rect"></a>
<div class="topic">
<h3>own exchange traffic</h3>

<p>traffic originating and terminating within the same exchange</p>
</div>


<a name="id013179" shape="rect"></a>
<div class="topic">
<h3>own network</h3>

<p>network which, from the mobile accounting point of view, includes only its own network elements</p>
</div>


<a name="id020202" shape="rect"></a>
<div class="topic">
<h3>own signalling point</h3>

<p>signalling point from whose point of view the signalling network and other signalling points are seen</p>
</div>


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<h3>owning table</h3>

<p>operating system record containing memory management information about a process</p>
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