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<td align="center" colspan="1" rowspan="1" width="20%"><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=ned_7#ned_7" onclick="sync(this);return true" shape="rect">C</a></td>
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<td align="center" colspan="1" rowspan="1" width="20%"><a href="NED?action=retrieve&amp;identifier=general_glossary_about&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=ned_top#ned_top" onclick="openSmallPopup(event,'NED?action=retrieve&amp;identifier=general_glossary_about&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=ned_top#ned_top');return false" shape="rect" target="_blank"><img alt="Document information" border="0" class="Metainfo" src="NED?action=retrieve&amp;identifier=dn01158003&amp;edition=1&amp;language=en&amp;coverage=global&amp;encoding=gif&amp;component=data&amp;item=data" /></a></td>
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<div class="div">
<h2>B</h2>

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<h3>B</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0734#id0734" onclick="sync(this);return true" shape="rect">See byte</a></p>
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<h3>B&amp;R</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019512#id019512" onclick="sync(this);return true" shape="rect">See backup and restore</a></p>
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<h3>B-alarm</h3>

<p>alarm generated when equipment is still operational but the quality of the services provided has degenerated</p>
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<h3>B-channel; <em>bearer channel</em></h3>

<p>channel used for transmission of subscriber data</p>
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<a name="p2xhtm-repid-1376" shape="rect"></a>
<div class="topic">
<h3>B-ICI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09206#id09206" onclick="sync(this);return true" shape="rect">See B-ISDN inter-carrier interface</a></p>
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<a name="p2xhtm-repid-1377" shape="rect"></a>
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<h3>B-ISDN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03993#id03993" onclick="sync(this);return true" shape="rect">See broadband integrated services digital network</a></p>
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<h3>B-ISDN inter-carrier interface; <em>B-ICI</em></h3>

<p>network node interface between two different public network providers or carriers</p>
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<a name="p2xhtm-repid-1379" shape="rect"></a>
<div class="topic">
<h3>B-ISUP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09207#id09207" onclick="sync(this);return true" shape="rect">See broadband ISDN user's part</a></p>
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<h3>B-priority</h3>

<p>function which is used to indicate that subscriber B is prioritised and the call is treated as a priority call</p>
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<a name="p2xhtm-repid-1381" shape="rect"></a>
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<h3>B-subscriber</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02382#id02382" onclick="sync(this);return true" shape="rect">See called subscriber</a></p>
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<h3>B-tree</h3>

<p>method of placing and locating files that are called records or keys in a database</p>
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<a name="p2xhtm-repid-1383" shape="rect"></a>
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<h3>B8ZS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017206#id017206" onclick="sync(this);return true" shape="rect">See bipolar 8 zero substitution</a></p>
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<h3>BA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018274#id018274" onclick="sync(this);return true" shape="rect">See behaviour aggregate</a></p>
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<a name="p2xhtm-repid-1385" shape="rect"></a>
<div class="topic">
<h3>BA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04794#id04794" onclick="sync(this);return true" shape="rect">See basic access</a></p>
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<a name="p2xhtm-repid-1386" shape="rect"></a>
<div class="topic">
<h3>BA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08400#id08400" onclick="sync(this);return true" shape="rect">See BCCH allocation</a></p>
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<a name="p2xhtm-repid-1387" shape="rect"></a>
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<h3>BA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08401#id08401" onclick="sync(this);return true" shape="rect">See BCCH allocation list</a></p>
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<h3>babble</h3>

<p>in transmission systems, the aggregate of cross-talk induced in a given line by all other lines</p>
</div>


<a name="p2xhtm-repid-1389" shape="rect"></a>
<div class="topic">
<h3>BACD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010741#id010741" onclick="sync(this);return true" shape="rect">See business automatic call distribution</a></p>
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<h3>back end; <em>BE</em></h3>

<p>node or software program that provides services to a front end</p>
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<a name="id06149" shape="rect"></a>
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<h3>back lobe; <em>backlobe</em></h3>

<p>lobe with an axis that makes an angle of about 180 degrees with the forward direction of the axis of the main lobe of the antenna</p>
</div>


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<h3>backbone; <em>BB</em></h3>

<p>primary connectivity structure of a hierarchical distributed system in which all systems with connectivity to an intermediate system are assured of connectivity to each other</p>
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<h3>backbone network</h3>

<p>transmission facility designed to interconnect generally lower-speed distribution networks or clusters of dispersed user devices</p>
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<a name="p2xhtm-repid-1394" shape="rect"></a>
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<h3>backbone network connection</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016265#id016265" onclick="sync(this);return true" shape="rect">See bearer network connection</a></p>
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<a name="p2xhtm-repid-1395" shape="rect"></a>
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<h3>backbone network connection 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=id014765#id014765" onclick="sync(this);return true" shape="rect">See bearer network connection identifier</a></p>
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<h3>backbone 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=id011562#id011562" onclick="sync(this);return true" shape="rect">See GPRS backbone server</a></p>
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<h3>backdoor password</h3>

<p>password that can be used to unblock a unit when the actual password has been forgotten</p>
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<h3>background best effort</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015400#id015400" onclick="sync(this);return true" shape="rect">See background class</a></p>
</div>


<a name="id06623" shape="rect"></a>
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<h3>background block error; <em>BBE</em></h3>

<p>errored block not occurring as part of a severely errored second (SES)</p>
</div>


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<div class="topic">
<h3>background block error ratio; <em>BBER</em></h3>

<p>ratio of background block errors (BBE) to total blocks in available time during a fixed measurement interval</p>
</div>


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<div class="topic">
<h3>background class; <em>background best effort</em></h3>

<p>quality of service class for non-real-time traffic where the destination does not expect the data within a certain time and the payload content is preserved</p>
</div>


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<h3>background debug mode; <em>background debugger mode</em>; <em>BDM</em></h3>

<p>operational mode of a microprocessor which halts the execution of normal machine code and starts the internal microcode to process commands received from a dedicated serial debug interface</p>
</div>


<a name="p2xhtm-repid-1403" shape="rect"></a>
<div class="topic">
<h3>background debugger mode</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020147#id020147" onclick="sync(this);return true" shape="rect">See background debug mode</a></p>
</div>


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<h3>background noise</h3>

<p>the total system noise in the absence of information transmission, independent of the presence or absence of a signal</p>
</div>


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<h3>background processing</h3>

<p>execution of lower-priority computer programs when higher-priority programs do not require any system resource</p>
</div>


<a name="id0733" shape="rect"></a>
<div class="topic">
<h3>background program</h3>

<p>program which does not require interactions from a user and which is run with a low priority in a multiprogramming environment</p>
</div>


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<div class="topic">
<h3>background recovery</h3>

<p>in a home location register (HLR), a recovery in which all subscriber data is transferred from an active HLR to a redundant HLR</p>
</div>


<a name="p2xhtm-repid-1408" shape="rect"></a>
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<h3>backlobe</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06149#id06149" onclick="sync(this);return true" shape="rect">See back lobe</a></p>
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<div class="topic">
<h3>backoff mode</h3>

<p>state into which a modem may be placed due to a previous failed dial attempt</p>
</div>


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<div class="topic">
<h3>backplane bus</h3>

<p>bus of the mother board of the DX 200 cartridge to which the plug-in units are connected and through which they can transfer data</p>
</div>


<a name="id020696" shape="rect"></a>
<div class="topic">
<h3>backplane interface; <em>BIF</em></h3>

<p>interface between the units and the backplane</p>
</div>


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

<p>in NMS, the status of the software build that is currently running in a network element</p>
</div>


<a name="p2xhtm-repid-1413" shape="rect"></a>
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<h3>backup &amp; restore</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019512#id019512" onclick="sync(this);return true" shape="rect">See backup and restore</a></p>
</div>


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<h3>backup and restore; <em>B&amp;R</em></h3>

<p>functions that provide the means to secure the mandatory information in the database, the needed files system areas, and necessary scripts for backing up and restoring the data</p>
</div>


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<h3>backup build; <em>BU</em></h3>

<p>disk copy of a running software (SW) build in memory</p>
</div>


<a name="id02971" shape="rect"></a>
<div class="topic">
<h3>backup copy; <em>safecopy</em></h3>

<p>copy of a file or a database, made on the system's hard disk or on external media, used if the file or the database itself is deleted</p>
</div>


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<div class="topic">
<h3>backup copying of counters; <em>copying of charging counters</em></h3>

<p>part of storage of charging which carries out the backup copying of counter files onto a data disk</p>
</div>


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<div class="topic">
<h3>backup D-channel</h3>

<p>channel which functions as a backup for the D-channel and does not normally transmit data</p>
</div>


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<div class="topic">
<h3>backup designated router; <em>BDR</em></h3>

<p>router in the open shortest path first area which has the same information as the designated router and that takes over its duties if the designated router crashes</p>
</div>


<a name="id014540" shape="rect"></a>
<div class="topic">
<h3>backup management</h3>

<p>feature that provides a means to backup and restore software packages and file systems</p>
</div>


<a name="p2xhtm-repid-1421" shape="rect"></a>
<div class="topic">
<h3>backup mark</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011740#id011740" onclick="sync(this);return true" shape="rect">See event log backup mark</a></p>
</div>


<a name="id021214" shape="rect"></a>
<div class="topic">
<h3>backup server; <em>BS</em></h3>

<p>server which provides a storage system for data that needs to be backed up</p>
</div>


<a name="id01218" shape="rect"></a>
<div class="topic">
<h3>backup unit</h3>

<p>spare unit which is used simultaneously with the active unit</p>
</div>


<a name="id04175" shape="rect"></a>
<div class="topic">
<h3>Backus-Naur form; <em>BNF</em></h3>

<p>formal notation used for expressing the concrete textual syntax of a language</p>
</div>


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<div class="topic">
<h3>backward closed user group indicator; <em>backward CUG indicator</em></h3>

<p>indicator which is sent in the backward direction to show which CUG index is to be used at outgoing call set-up using the associated basic service group</p>
</div>


<a name="id011279" shape="rect"></a>
<div class="topic">
<h3>backward congestion; <em>congestion encountered backward</em></h3>

<p>congestion indicated with a backward explicit congestion notification (BECN)</p>
</div>


<a name="p2xhtm-repid-1427" shape="rect"></a>
<div class="topic">
<h3>backward CUG indicator</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012200#id012200" onclick="sync(this);return true" shape="rect">See backward closed user group indicator</a></p>
</div>


<a name="id0714" shape="rect"></a>
<div class="topic">
<h3>backward direction</h3>

<p>direction from a called party to a calling party</p>
</div>


<a name="id05569" shape="rect"></a>
<div class="topic">
<h3>backward explicit congestion notification; <em>BECN</em></h3>

<p>bit that a congested network sets to notify the user that congestion avoidance procedures should be initiated where applicable for traffic in the opposite direction of the frame carrying the backward explicit congestion notification (BECN) indicator</p>
</div>


<a name="id01821" shape="rect"></a>
<div class="topic">
<h3>backward indicator bit; <em>BIB</em></h3>

<p>bit in a signal unit requesting, by its status change, retransmission at the remote end when a signal unit is received out of sequence</p>
</div>


<a name="id0991" shape="rect"></a>
<div class="topic">
<h3>backward sequence number; <em>BSN</em></h3>

<p>field in a signal unit sent which contains the forward sequence number of a correctly received signal unit being acknowledged</p>
</div>


<a name="id03421" shape="rect"></a>
<div class="topic">
<h3>backward signal</h3>

<p>signal used for the establishment, release or other control of a connection, sent in the opposite direction to call set-up</p>
</div>


<a name="p2xhtm-repid-1433" shape="rect"></a>
<div class="topic">
<h3>backward 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=id0507#id0507" onclick="sync(this);return true" shape="rect">See backward signalling</a></p>
</div>


<a name="id0507" shape="rect"></a>
<div class="topic">
<h3>backward signalling; <em>backward signaling /US/</em></h3>

<p>signalling sent in backward direction from the called party to the calling party</p>
</div>


<a name="id010558" shape="rect"></a>
<div class="topic">
<h3>backward slice</h3>

<p>program slice that consists of all program points that affect a given point in the program</p>
</div>


<a name="id013369" shape="rect"></a>
<div class="topic">
<h3>bad frame handling; <em>BFH</em></h3>

<p>method for preventing short unpleasant sounds during the call by muting the signal smoothly, if there is evidence of errors, and demuting smoothly once good frames are received again</p>
</div>


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

<p>on the Club Nokia web pages, a subheading under covers and badges leading to pages where users can design and order badges</p>
</div>


<a name="p2xhtm-repid-1438" shape="rect"></a>
<div class="topic">
<h3>BAIC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04984#id04984" onclick="sync(this);return true" shape="rect">See barring of all incoming calls</a></p>
</div>


<a name="id08537" shape="rect"></a>
<div class="topic">
<h3>balance</h3>

<p>condition in which two branches of a circuit have identical impedance, relative to ground</p>
</div>


<a name="id020443" shape="rect"></a>
<div class="topic">
<h3>balance holder; <em>BH</em></h3>

<p>system, such as a network server, which contains a subscriber's prepaid account</p>
</div>


<a name="id08643" shape="rect"></a>
<div class="topic">
<h3>balance impedance</h3>

<p>impedance whose purpose is to balance the impedance at the output of the interface, so that as little as possible of the incoming signal at the 4-wire side returns back to the outgoing direction</p>
</div>


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<div class="topic">
<h3>balanced code</h3>

<p>code that generates only groups of signal elements that have zero digital sum</p>
</div>


<a name="id01253" shape="rect"></a>
<div class="topic">
<h3>balanced transmission line</h3>

<p>transmission line formed of two similar conductors having the same resistance per unit length and equal impedance to earth</p>
</div>


<a name="id012565" shape="rect"></a>
<div class="topic">
<h3>band</h3>

<p>cell type indicating whether the cell is a GSM, DCS 1800 or WCDMA cell</p>
</div>


<a name="id04917" shape="rect"></a>
<div class="topic">
<h3>bandwidth; <em>frequency bandwidth</em>; <em>BW</em></h3>

<p>quantitative difference between the limiting frequencies of a frequency band</p>
</div>


<a name="p2xhtm-repid-1446" shape="rect"></a>
<div class="topic">
<h3>BAOC</h3>

<p><a href="NED?action=retrieve&amp;identifier=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-1447" shape="rect"></a>
<div class="topic">
<h3>BAPR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013007#id013007" onclick="sync(this);return true" shape="rect">See barring of premium rate calls</a></p>
</div>


<a name="id07082" shape="rect"></a>
<div class="topic">
<h3>bar</h3>

<p>usually, a horizontal rectangle in a user interface which contains menus, tool icons, and other display entities</p>
</div>


<a name="id07045" shape="rect"></a>
<div class="topic">
<h3>barred operator</h3>

<p>attendant whom the system has barred from among the group of attendants offering a service</p>
</div>


<a name="id0162" shape="rect"></a>
<div class="topic">
<h3>barring</h3>

<p>separating a circuit or a circuit group from those outgoing or bidirectional circuits or circuit groups that are hunted when establishing a connection</p>
</div>


<a name="id018162" shape="rect"></a>
<div class="topic">
<h3>barring</h3>

<p>action of restricting users from sending or receiving messages, or making or receiving calls, or from using certain services</p>
</div>


<a name="id015876" shape="rect"></a>
<div class="topic">
<h3>barring category</h3>

<p>category which specifies the barring conditions for a group of calls</p>
</div>


<a name="id04984" shape="rect"></a>
<div class="topic">
<h3>barring of all incoming calls; <em>incoming call barring, administration registration, subscriber controlled</em>; <em>BAIC</em></h3>

<p>incoming call barring which enables the prevention of all incoming calls</p>
</div>


<a name="p2xhtm-repid-1454" shape="rect"></a>
<div class="topic">
<h3>barring of all incoming calls when outside HPLMN 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=id04977#id04977" onclick="sync(this);return true" shape="rect">See barring of incoming calls when roaming outside the home PLMN country</a></p>
</div>


<a name="id02246" shape="rect"></a>
<div class="topic">
<h3>barring of all outgoing calls; <em>outgoing call barring</em>; <em>barring of outgoing calls</em>; <em>BAOC</em>; <em>OCG</em>; <em>CBO</em></h3>

<p>outgoing call barring which enables the prevention of all outgoing calls excluding emergency calls</p>
</div>


<a name="p2xhtm-repid-1456" shape="rect"></a>
<div class="topic">
<h3>barring of all outgoing international 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=id03565#id03565" onclick="sync(this);return true" shape="rect">See international call barring</a></p>
</div>


<a name="p2xhtm-repid-1457" shape="rect"></a>
<div class="topic">
<h3>barring of all outgoing international non HPLMN 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=id04437#id04437" onclick="sync(this);return true" shape="rect">See barring of outgoing international calls except those directed to the home PLMN country</a></p>
</div>


<a name="p2xhtm-repid-1458" shape="rect"></a>
<div class="topic">
<h3>barring of diverted 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=id012894#id012894" onclick="sync(this);return true" shape="rect">See inhibition of forwarded calls</a></p>
</div>


<a name="p2xhtm-repid-1459" shape="rect"></a>
<div class="topic">
<h3>barring of incoming 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=id02254#id02254" onclick="sync(this);return true" shape="rect">See incoming call barring</a></p>
</div>


<a name="id04977" shape="rect"></a>
<div class="topic">
<h3>barring of incoming calls when roaming outside the home PLMN country; <em>barring of all incoming calls when outside HPLMN service</em>; <em>BIC-Roam</em></h3>

<p>supplementary service which enables the mobile subscriber to prevent all incoming calls or just those associated with a specific basic service only if the mobile subscriber roams outside the home PLMN country</p>
</div>


<a name="id012888" shape="rect"></a>
<div class="topic">
<h3>barring of intrusion</h3>

<p>feature by which a user can prevent intrusion</p>
</div>


<a name="id011514" shape="rect"></a>
<div class="topic">
<h3>barring of invocation of call transfer; <em>barring of invocation of CT</em>; <em>BI</em>; <em>BICT</em></h3>

<p>operator-determined barring category with which the invocation of call transfers is prevented</p>
</div>


<a name="p2xhtm-repid-1463" shape="rect"></a>
<div class="topic">
<h3>barring of invocation of CT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011514#id011514" onclick="sync(this);return true" shape="rect">See barring of invocation of call transfer</a></p>
</div>


<a name="p2xhtm-repid-1464" shape="rect"></a>
<div class="topic">
<h3>barring of outgoing 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=id02246#id02246" onclick="sync(this);return true" shape="rect">See barring of all outgoing calls</a></p>
</div>


<a name="p2xhtm-repid-1465" shape="rect"></a>
<div class="topic">
<h3>barring of outgoing 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=id02247#id02247" onclick="sync(this);return true" shape="rect">See outgoing call barring</a></p>
</div>


<a name="id05499" shape="rect"></a>
<div class="topic">
<h3>barring of outgoing international calls; <em>BOIC</em></h3>

<p>restriction category of the outgoing calls barring which enables the prevention of international calls from a particular extension (Call set-up possibilities only exist to subscribers of the public land mobile networks (PLMN)(s) and the fixed network(s) of the country where the mobile subscriber is currently located. The present PLMN may be the home PLMN or a visited PLMN, respectively the fixed network may be that of the home PLMN country or that of the visited PLMN country. The ability to set-up emergency calls remains unaffected.)</p>
</div>


<a name="id04437" shape="rect"></a>
<div class="topic">
<h3>barring of outgoing international calls except those directed to the home PLMN country; <em>barring of all outgoing international non HPLMN calls</em>; <em>BOIC-exHC</em></h3>

<p>supplementary service which makes it possible for a mobile subscriber to prevent all outgoing international calls except those directed to the home PLMN country or just those associated with a specific basic service</p>
</div>


<a name="id013007" shape="rect"></a>
<div class="topic">
<h3>barring of premium rate calls; <em>BAPR</em></h3>

<p>subscriber data, stored permanently in the home location register and visitor location register, which indicates the category of barring applied to the subscriber</p>
</div>


<a name="id011515" shape="rect"></a>
<div class="topic">
<h3>barring of registration of forwarded-to number</h3>

<p>operator-determined barring category with which the registration of forwarded-to number is prevented</p>
</div>


<a name="id011516" shape="rect"></a>
<div class="topic">
<h3>barring of roaming</h3>

<p>operator-determined barring category with which roaming is prevented</p>
</div>


<a name="id013010" shape="rect"></a>
<div class="topic">
<h3>barring of supplementary service management; <em>BASS</em></h3>

<p>feature which prevents subscriber's control of supplementary service registrations, erasure, activations, deactivations, interrogations, password registrations and mobile-initiated unstructured supplementary service data (USSD)</p>
</div>


<a name="id08125" shape="rect"></a>
<div class="topic">
<h3>barring password; <em>restriction password /US/</em></h3>

<p>4-digit code needed to change fax and voice call barrings and provided by the network operator when subscribing to the barring service</p>
</div>


<a name="p2xhtm-repid-1473" shape="rect"></a>
<div class="topic">
<h3>barring program</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05506#id05506" onclick="sync(this);return true" shape="rect">See restriction category</a></p>
</div>


<a name="id02907" shape="rect"></a>
<div class="topic">
<h3>base address</h3>

<p>address from which an absolute address is derived by combining it with a relative address</p>
</div>


<a name="id04982" shape="rect"></a>
<div class="topic">
<h3>base control function; <em>base station control function</em>; <em>BCF</em></h3>

<p>functional entity in a base transceiver station, which handles common control functions and the base transceiver station operation and maintenance functions</p>
</div>


<a name="id020140" shape="rect"></a>
<div class="topic">
<h3>base entry</h3>

<p>entry that is used for directory operations in an LDAP directory</p>
</div>


<a name="id020615" shape="rect"></a>
<div class="topic">
<h3>base platform image</h3>

<p>subset of a system image that covers the base platform parts</p>
</div>


<a name="id015804" shape="rect"></a>
<div class="topic">
<h3>base register; <em>BR</em></h3>

<p>register which is used for storing values, most often the base addresses of data structures in memory</p>
</div>


<a name="p2xhtm-repid-1479" shape="rect"></a>
<div class="topic">
<h3>base station</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03816#id03816" onclick="sync(this);return true" shape="rect">See base transceiver station</a></p>
</div>


<a name="id02482" shape="rect"></a>
<div class="topic">
<h3>base station area</h3>

<p>part of the network covered by a base station</p>
</div>


<a name="id02598" shape="rect"></a>
<div class="topic">
<h3>base station category</h3>

<p>classification of base stations which affects the categorisation principles of the alarm urgency level</p>
</div>


<a name="p2xhtm-repid-1482" shape="rect"></a>
<div class="topic">
<h3>base station circuit 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=id06672#id06672" onclick="sync(this);return true" shape="rect">See base station line loop</a></p>
</div>


<a name="p2xhtm-repid-1483" shape="rect"></a>
<div class="topic">
<h3>base station control function</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04982#id04982" onclick="sync(this);return true" shape="rect">See base control function</a></p>
</div>


<a name="id04439" shape="rect"></a>
<div class="topic">
<h3>base station controller; <em>BSC</em></h3>

<p>network element in the public land mobile network (PLMN) for controlling one or more base transceiver stations (BTS) in the call set-up functions, in signalling, in the use of radio channels, and in various maintenance tasks</p>
</div>


<a name="p2xhtm-repid-1485" shape="rect"></a>
<div class="topic">
<h3>base station element manager</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018324#id018324" onclick="sync(this);return true" shape="rect">See BTS manager</a></p>
</div>


<a name="id014340" shape="rect"></a>
<div class="topic">
<h3>base station gateway; <em>BSGW</em></h3>

<p>router which is the first entry point to the IP radio access network (RAN), providing dedicated user data processing and macro diversity combining functions</p>
</div>


<a name="id04440" shape="rect"></a>
<div class="topic">
<h3>base station identification</h3>

<p>base station identification consists of the mobile country code (MCC), mobile network code (MNC), location area code (LAC), and the base station code</p>
</div>


<a name="id05218" shape="rect"></a>
<div class="topic">
<h3>base station identity code; <em>base transceiver station identity code</em>; <em>BSIC</em></h3>

<p>block of code, consisting of the PLMN colour code and a base station colour code</p>
</div>


<a name="id09011" shape="rect"></a>
<div class="topic">
<h3>base station interface equipment; <em>BIE</em></h3>

<p>equipment in a base transceiver station used as an interface to the Abis links towards the base station controller</p>
</div>


<a name="id06672" shape="rect"></a>
<div class="topic">
<h3>base station line loop; <em>base station circuit loopback</em>; <em>line loop</em></h3>

<p>loop used in the testing of the operating condition of a base transceiver station connection</p>
</div>


<a name="p2xhtm-repid-1491" shape="rect"></a>
<div class="topic">
<h3>base station site</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02482#id02482" onclick="sync(this);return true" shape="rect">See base station area</a></p>
</div>


<a name="id05746" shape="rect"></a>
<div class="topic">
<h3>base station site</h3>

<p>installation site of a base station</p>
</div>


<a name="id08399" shape="rect"></a>
<div class="topic">
<h3>base station subsystem; <em>BSS</em></h3>

<p>system consisting of several base stations (BS) and one base station controller (BSC), representing the radio network in a specific geographical area</p>
</div>


<a name="id04441" shape="rect"></a>
<div class="topic">
<h3>base station system; <em>BSS</em></h3>

<p>system of base stations (BS) and base station controllers (BSC) which is viewed by the mobile services switching centre (MSC) through a single interface</p>
</div>


<a name="id05222" shape="rect"></a>
<div class="topic">
<h3>base station system application part; <em>BSS application part</em>; <em>BSSAP</em></h3>

<p>protocol which supports message communication between the mobile services switching centre (MSC) and base station system (BSS) in the A interface</p>
</div>


<a name="id08962" shape="rect"></a>
<div class="topic">
<h3>base station system GPRS protocol; <em>BSSGP</em></h3>

<p>protocol that conveys routing information and quality of service related information between a base station system (BSS) and a serving GPRS support node (SGSN)</p>
</div>


<a name="id05132" shape="rect"></a>
<div class="topic">
<h3>base station system management application part; <em>BSSMAP</em></h3>

<p>application part which supports all procedures between a mobile services switching centre (MSC) and base station system (BSS) that require interpretation and processing of information related to single calls and resource management</p>
</div>


<a name="id03816" shape="rect"></a>
<div class="topic">
<h3>base transceiver station; <em>base station</em>; <em>BTS</em>; <em>BS</em></h3>

<p>network element in a mobile network responsible for radio transmission and reception to or from the mobile station</p>
</div>


<a name="p2xhtm-repid-1499" shape="rect"></a>
<div class="topic">
<h3>base transceiver station identity 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=id05218#id05218" onclick="sync(this);return true" shape="rect">See base station identity code</a></p>
</div>


<a name="p2xhtm-repid-1500" shape="rect"></a>
<div class="topic">
<h3>base transceiver station site</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09013#id09013" onclick="sync(this);return true" shape="rect">See BTS site</a></p>
</div>


<a name="id07115" shape="rect"></a>
<div class="topic">
<h3>baseband; <em>BB</em></h3>

<p>frequency band occupied by one signal or by a number of multiplexed signals at specified input and output points of a transmission system</p>
</div>


<a name="id07451" shape="rect"></a>
<div class="topic">
<h3>baseband branching</h3>

<p>protection device which is located at the common main channel interface of a redundant equipment pair and which operates on a baseband frequency</p>
</div>


<a name="id08852" shape="rect"></a>
<div class="topic">
<h3>baseband hopping; <em>BB hopping</em></h3>

<p>frequency hopping in which a transceiver transmits on a certain frequency which is changed between consecutive bursts</p>
</div>


<a name="id06102" shape="rect"></a>
<div class="topic">
<h3>baseband modem; <em>BBM</em></h3>

<p>type of data circuit terminating equipment which converts by code conversion a digital pulse train into a digital signal suitable for transmission over a transformer-coupled line</p>
</div>


<a name="id019645" shape="rect"></a>
<div class="topic">
<h3>baseband module; <em>BBM</em></h3>

<p>software module which carries out baseband digital signal processing of speech and data channels, manages all signalling for speech connections, and handles software downloading and timing functions of the GSM/EDGE system</p>
</div>


<a name="id012696" shape="rect"></a>
<div class="topic">
<h3>baseline capabilities</h3>

<p>capabilities which a mobile station (MS) requires in order to operate within a network, but which do not necessarily enable the use of services</p>
</div>


<a name="id012697" shape="rect"></a>
<div class="topic">
<h3>baseline implementation capabilities; <em>BIC</em></h3>

<p>set of implementation capabilities in each technical domain which a mobile station (MS) requires in order to support the required baseline capabilities</p>
</div>


<a name="id04794" shape="rect"></a>
<div class="topic">
<h3>basic access; <em>basic rate access</em>; <em>ISDN basic access</em>; <em>BA</em>; <em>BRA</em></h3>

<p>simple standardised combination of access channels that constitute the access arrangements for the majority of ISDN users</p>
</div>


<a name="id015071" shape="rect"></a>
<div class="topic">
<h3>basic analysis creation</h3>

<p>service that the client uses to create an analysis for a given tree with given digits, or to add an alternative when alternative routing is used</p>
</div>


<a name="id015072" shape="rect"></a>
<div class="topic">
<h3>basic analysis deletion</h3>

<p>service that the client uses to delete an analysis from a given tree, or to delete an alternative when alternative routing is used</p>
</div>


<a name="id06483" shape="rect"></a>
<div class="topic">
<h3>basic call</h3>

<p>call between two users that does not include additional features</p>
</div>


<a name="p2xhtm-repid-1512" shape="rect"></a>
<div class="topic">
<h3>basic call 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=id05636#id05636" onclick="sync(this);return true" shape="rect">See basic call state model</a></p>
</div>


<a name="id05636" shape="rect"></a>
<div class="topic">
<h3>basic call state model; <em>basic call model</em>; <em>BCSM</em>; <em>BCM</em></h3>

<p>generic representation of service switching point (SSP) (IN) call processing that identifies the points where call processing may be interrupted or resumed</p>
</div>


<a name="id09049" shape="rect"></a>
<div class="topic">
<h3>basic call unrelated state model; <em>BCUSM</em></h3>

<p>basic call state model that relates to the call unrelated associated connection-oriented interaction between the user and the IN service logic using ISDN user-to-network signalling procedures</p>
</div>


<a name="id03563" shape="rect"></a>
<div class="topic">
<h3>basic channel band</h3>

<p>specific frequency band within the NMT 900 frequency band. It is preprogrammed in the mobile station (MS), and shall be changeable. This frequency band will be used from the outset</p>
</div>


<a name="id010118" shape="rect"></a>
<div class="topic">
<h3>basic chip rate</h3>

<p>chip rate normally used in a given system</p>
</div>


<a name="id013008" shape="rect"></a>
<div class="topic">
<h3>basic encoding rules; <em>BER</em></h3>

<p>set of rules, defined by ITU-T, which are used to encode information structured in ASN.1 into binary representation</p>
</div>


<a name="id012202" shape="rect"></a>
<div class="topic">
<h3>basic end</h3>

<p>closing of dialogue between the service switching function (SSF) and the service control function (SCF) after the SCF has sent the last operation (TC_END) to the SSF</p>
</div>


<a name="id03400" shape="rect"></a>
<div class="topic">
<h3>basic error correction method</h3>

<p>non-compelled error correction system based on retransmission and making use of positive and negative acknowledgement</p>
</div>


<a name="id02250" shape="rect"></a>
<div class="topic">
<h3>basic facility</h3>

<p>facility provided as a basic service</p>
</div>


<a name="id04443" shape="rect"></a>
<div class="topic">
<h3>basic handover</h3>

<p>procedure in which a call is handed over from the mobile services switching centre (MSC) under which the call was originated to another MSC</p>
</div>


<a name="id020067" shape="rect"></a>
<div class="topic">
<h3>basic ICD mass management</h3>

<p>management of end users where one configuration file contains many end-user and ICD subscription definitions</p>
</div>


<a name="id018313" shape="rect"></a>
<div class="topic">
<h3>basic in-advance credit check</h3>

<p>in-advance credit checking (IACC) that provides a snapshot of the subscriber's current account balance</p>
</div>


<a name="id013907" shape="rect"></a>
<div class="topic">
<h3>basic input/output system; <em>BIOS</em></h3>

<p>part of a PC's operating system that is held in ROM, allowing the computer to start up and load the rest of its operating system from a disk</p>
</div>


<a name="id012129" shape="rect"></a>
<div class="topic">
<h3>basic object adapter; <em>BOA</em></h3>

<p>object adapter that provides a given object implementation with access to the object request broker (ORB) functions</p>
</div>


<a name="id011909" shape="rect"></a>
<div class="topic">
<h3>basic operation</h3>

<p>functional definition element that is used as a basis for commercial services</p>
</div>


<a name="id0592" shape="rect"></a>
<div class="topic">
<h3>basic pulse</h3>

<p>pulse train the length of which is one pulse</p>
</div>


<a name="id03897" shape="rect"></a>
<div class="topic">
<h3>basic pulse charging</h3>

<p>special case of pulse train charging where the length of the pulse train is one pulse</p>
</div>


<a name="p2xhtm-repid-1529" shape="rect"></a>
<div class="topic">
<h3>basic rate 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=id04794#id04794" onclick="sync(this);return true" shape="rect">See basic access</a></p>
</div>


<a name="p2xhtm-repid-1530" shape="rect"></a>
<div class="topic">
<h3>basic rate 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=id04794#id04794" onclick="sync(this);return true" shape="rect">See basic access</a></p>
</div>


<a name="id09262" shape="rect"></a>
<div class="topic">
<h3>basic rate interface; <em>BRI</em></h3>

<p>N-ISDN interface to basic rate access composed of two B channels and one D channel for circuit-switched communication of voice, video, and data</p>
</div>


<a name="id04415" shape="rect"></a>
<div class="topic">
<h3>basic service</h3>

<p>common telecommunication service which forms the basis for offering supplementary services</p>
</div>


<a name="id013009" shape="rect"></a>
<div class="topic">
<h3>basic service group; <em>BSG</em></h3>

<p>elementary basic service group or a compound basic service group</p>
</div>


<a name="p2xhtm-repid-1534" shape="rect"></a>
<div class="topic">
<h3>basic telecommunication 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=id04415#id04415" onclick="sync(this);return true" shape="rect">See basic service</a></p>
</div>


<a name="id02261" shape="rect"></a>
<div class="topic">
<h3>basic timing signal</h3>

<p>timing signal by means of which functional units of an exchange are synchronised</p>
</div>


<a name="id011742" shape="rect"></a>
<div class="topic">
<h3>basic trial configuration</h3>

<p>trial configuration formed by the Recovery Program Block which chooses the units for the trial side</p>
</div>


<a name="id09643" shape="rect"></a>
<div class="topic">
<h3>basic warming</h3>

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


<a name="p2xhtm-repid-1538" shape="rect"></a>
<div class="topic">
<h3>BASS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013010#id013010" onclick="sync(this);return true" shape="rect">See barring of supplementary service management</a></p>
</div>


<a name="p2xhtm-repid-1539" shape="rect"></a>
<div class="topic">
<h3>BAT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015781#id015781" onclick="sync(this);return true" shape="rect">See bearer association transport</a></p>
</div>


<a name="id0165" shape="rect"></a>
<div class="topic">
<h3>batch processing</h3>

<p>method of executing a set of computer programs so that each program is completed before the next one is started, without operator intervention</p>
</div>


<a name="p2xhtm-repid-1541" shape="rect"></a>
<div class="topic">
<h3>battery saving</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01714#id01714" onclick="sync(this);return true" shape="rect">See battery-saving facility</a></p>
</div>


<a name="id01714" shape="rect"></a>
<div class="topic">
<h3>battery-saving facility; <em>battery-saving function</em>; <em>battery saving</em></h3>

<p>function of the mobile communication system which sets the mobile station into a state using as little power as possible</p>
</div>


<a name="p2xhtm-repid-1543" shape="rect"></a>
<div class="topic">
<h3>battery-saving function</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01714#id01714" onclick="sync(this);return true" shape="rect">See battery-saving facility</a></p>
</div>


<a name="id06610" shape="rect"></a>
<div class="topic">
<h3>battery-saving period</h3>

<p>period during which a mobile station is in a state where it consumes only little energy</p>
</div>


<a name="id062" shape="rect"></a>
<div class="topic">
<h3>baud; <em>Bd</em></h3>

<p>unit of modulation rate which corresponds to a rate of one unit interval per second, used to express the speed of signalling or data transfer</p>
</div>


<a name="p2xhtm-repid-1546" shape="rect"></a>
<div class="topic">
<h3>baud rate</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06117#id06117" onclick="sync(this);return true" shape="rect">See modulation rate</a></p>
</div>


<a name="id017325" shape="rect"></a>
<div class="topic">
<h3>baud rate</h3>

<p>unit of measurement for the modulation rate or data transmission speed indicating the maximum number of variations in a signal in a second</p>
</div>


<a name="p2xhtm-repid-1548" shape="rect"></a>
<div class="topic">
<h3>Baudot</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020530#id020530" onclick="sync(this);return true" shape="rect">See Baudot code</a></p>
</div>


<a name="id020530" shape="rect"></a>
<div class="topic">
<h3>Baudot code; <em>Baudot</em></h3>

<p>data transmission code in which five equal length bits represent one character</p>
</div>


<a name="p2xhtm-repid-1550" shape="rect"></a>
<div class="topic">
<h3>bayonet Neill Concelman</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06830#id06830" onclick="sync(this);return true" shape="rect">See BNC connector</a></p>
</div>


<a name="p2xhtm-repid-1551" shape="rect"></a>
<div class="topic">
<h3>BB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010372#id010372" onclick="sync(this);return true" shape="rect">See backbone</a></p>
</div>


<a name="p2xhtm-repid-1552" shape="rect"></a>
<div class="topic">
<h3>BB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07115#id07115" onclick="sync(this);return true" shape="rect">See baseband</a></p>
</div>


<a name="p2xhtm-repid-1553" shape="rect"></a>
<div class="topic">
<h3>BB hopping</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08852#id08852" onclick="sync(this);return true" shape="rect">See baseband hopping</a></p>
</div>


<a name="p2xhtm-repid-1554" shape="rect"></a>
<div class="topic">
<h3>BB-ISDN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03993#id03993" onclick="sync(this);return true" shape="rect">See broadband integrated services digital network</a></p>
</div>


<a name="p2xhtm-repid-1555" shape="rect"></a>
<div class="topic">
<h3>BBE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06623#id06623" onclick="sync(this);return true" shape="rect">See background block error</a></p>
</div>


<a name="p2xhtm-repid-1556" shape="rect"></a>
<div class="topic">
<h3>BBER</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06626#id06626" onclick="sync(this);return true" shape="rect">See background block error ratio</a></p>
</div>


<a name="p2xhtm-repid-1557" shape="rect"></a>
<div class="topic">
<h3>BBM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019645#id019645" onclick="sync(this);return true" shape="rect">See baseband module</a></p>
</div>


<a name="p2xhtm-repid-1558" shape="rect"></a>
<div class="topic">
<h3>BBM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06102#id06102" onclick="sync(this);return true" shape="rect">See baseband modem</a></p>
</div>


<a name="p2xhtm-repid-1559" shape="rect"></a>
<div class="topic">
<h3>BBS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04663#id04663" onclick="sync(this);return true" shape="rect">See wideband</a></p>
</div>


<a name="p2xhtm-repid-1560" shape="rect"></a>
<div class="topic">
<h3>BBU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013581#id013581" onclick="sync(this);return true" shape="rect">See byte basket unit</a></p>
</div>


<a name="p2xhtm-repid-1561" shape="rect"></a>
<div class="topic">
<h3>BC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011144#id011144" onclick="sync(this);return true" shape="rect">See bearer capability</a></p>
</div>


<a name="p2xhtm-repid-1562" shape="rect"></a>
<div class="topic">
<h3>BC 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=id013015#id013015" onclick="sync(this);return true" shape="rect">See billing centre interface</a></p>
</div>


<a name="p2xhtm-repid-1563" shape="rect"></a>
<div class="topic">
<h3>BCCH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04445#id04445" onclick="sync(this);return true" shape="rect">See broadcast control channel</a></p>
</div>


<a name="id08400" shape="rect"></a>
<div class="topic">
<h3>BCCH allocation; <em>BA</em></h3>

<p>allocation of radio frequency channels in a cell for broadcast control channel (BCCH) transmission</p>
</div>


<a name="p2xhtm-repid-1565" shape="rect"></a>
<div class="topic">
<h3>BCCH allocation frequency list</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08401#id08401" onclick="sync(this);return true" shape="rect">See BCCH allocation list</a></p>
</div>


<a name="id08401" shape="rect"></a>
<div class="topic">
<h3>BCCH allocation list; <em>BCCH allocation frequency list</em>; <em>BA</em></h3>

<p>list of channels that is used when allocating broadcast control channel (BCCH) for the mobile station (MS)</p>
</div>


<a name="p2xhtm-repid-1567" shape="rect"></a>
<div class="topic">
<h3>BCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014763#id014763" onclick="sync(this);return true" shape="rect">See bearer control function</a></p>
</div>


<a name="p2xhtm-repid-1568" shape="rect"></a>
<div class="topic">
<h3>BCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04982#id04982" onclick="sync(this);return true" shape="rect">See base control function</a></p>
</div>


<a name="id019086" shape="rect"></a>
<div class="topic">
<h3>BCF hardware reporting; <em>hardware reporting</em></h3>

<p>administrator's user-interface application that conducts database searches for data on hardware units with specified search parameters</p>
</div>


<a name="id08854" shape="rect"></a>
<div class="topic">
<h3>BCF maintenance mode</h3>

<p>base control function mode when alarm handling parameters of a specified base control function (BCF) are changed so that recovery, local printout or NMS updating have been denied, or the alarm handling of BCF has been blocked</p>
</div>


<a name="p2xhtm-repid-1571" shape="rect"></a>
<div class="topic">
<h3>BCGW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020096#id020096" onclick="sync(this);return true" shape="rect">See billing centre gateway</a></p>
</div>


<a name="p2xhtm-repid-1572" shape="rect"></a>
<div class="topic">
<h3>BCH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014173#id014173" onclick="sync(this);return true" shape="rect">See broadcast channel</a></p>
</div>


<a name="p2xhtm-repid-1573" shape="rect"></a>
<div class="topic">
<h3>BCH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05464#id05464" onclick="sync(this);return true" shape="rect">See bids per circuit per hour</a></p>
</div>


<a name="p2xhtm-repid-1574" shape="rect"></a>
<div class="topic">
<h3>BCIE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011144#id011144" onclick="sync(this);return true" shape="rect">See bearer capability</a></p>
</div>


<a name="p2xhtm-repid-1575" shape="rect"></a>
<div class="topic">
<h3>BCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05636#id05636" onclick="sync(this);return true" shape="rect">See basic call state model</a></p>
</div>


<a name="p2xhtm-repid-1576" shape="rect"></a>
<div class="topic">
<h3>BCP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013370#id013370" onclick="sync(this);return true" shape="rect">See bearer control protocol</a></p>
</div>


<a name="p2xhtm-repid-1577" shape="rect"></a>
<div class="topic">
<h3>BCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016853#id016853" onclick="sync(this);return true" shape="rect">See binary coded signalling</a></p>
</div>


<a name="p2xhtm-repid-1578" shape="rect"></a>
<div class="topic">
<h3>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=id05636#id05636" onclick="sync(this);return true" shape="rect">See basic call state model</a></p>
</div>


<a name="p2xhtm-repid-1579" shape="rect"></a>
<div class="topic">
<h3>BCTP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014766#id014766" onclick="sync(this);return true" shape="rect">See BICC bearer control tunnelling protocol</a></p>
</div>


<a name="p2xhtm-repid-1580" shape="rect"></a>
<div class="topic">
<h3>BCUSM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09049#id09049" onclick="sync(this);return true" shape="rect">See basic call unrelated state model</a></p>
</div>


<a name="p2xhtm-repid-1581" shape="rect"></a>
<div class="topic">
<h3>Bd</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id062#id062" onclick="sync(this);return true" shape="rect">See baud</a></p>
</div>


<a name="id010350" shape="rect"></a>
<div class="topic">
<h3>Bd-Channel</h3>

<p>B-channel of the primary rate access (PRA) or SS7 interface used for the support of user D-channel services</p>
</div>


<a name="p2xhtm-repid-1583" shape="rect"></a>
<div class="topic">
<h3>BDM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020147#id020147" onclick="sync(this);return true" shape="rect">See background debug mode</a></p>
</div>


<a name="p2xhtm-repid-1584" shape="rect"></a>
<div class="topic">
<h3>BDR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09954#id09954" onclick="sync(this);return true" shape="rect">See backup designated router</a></p>
</div>


<a name="p2xhtm-repid-1585" shape="rect"></a>
<div class="topic">
<h3>BE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012053#id012053" onclick="sync(this);return true" shape="rect">See back end</a></p>
</div>


<a name="p2xhtm-repid-1586" shape="rect"></a>
<div class="topic">
<h3>BE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016610#id016610" onclick="sync(this);return true" shape="rect">See best effort PHB</a></p>
</div>


<a name="id013905" shape="rect"></a>
<div class="topic">
<h3>beacon</h3>

<p>short message containing the network name that is broadcast roughly ten times a second by an access point</p>
</div>


<a name="id013906" shape="rect"></a>
<div class="topic">
<h3>beaconing</h3>

<p>process in which a wireless station listens for beacons sent by an access point</p>
</div>


<a name="p2xhtm-repid-1589" shape="rect"></a>
<div class="topic">
<h3>beam</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06222#id06222" onclick="sync(this);return true" shape="rect">See directional antenna</a></p>
</div>


<a name="p2xhtm-repid-1590" shape="rect"></a>
<div class="topic">
<h3>beam antenna</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06222#id06222" onclick="sync(this);return true" shape="rect">See directional antenna</a></p>
</div>


<a name="id019185" shape="rect"></a>
<div class="topic">
<h3>bean value object</h3>

<p>object that is used in several WAP push layers to pass information between them</p>
</div>


<a name="id012698" shape="rect"></a>
<div class="topic">
<h3>bearer; <em>data bearer</em></h3>

<p>information transmission path of a defined capacity, delay, and bit error rate</p>
</div>


<a name="id018588" shape="rect"></a>
<div class="topic">
<h3>bearer adaptor</h3>

<p>software module that enables the wireless protocol stack (WPS) to work with a particular bearer</p>
</div>


<a name="id015781" shape="rect"></a>
<div class="topic">
<h3>bearer association transport; <em>BAT</em></h3>

<p>application service element (ASE) that provides a transport mechanism between peer bearer independent call control (BICC) signalling entities</p>
</div>


<a name="id011144" shape="rect"></a>
<div class="topic">
<h3>bearer capability; <em>bearer capability information element</em>; <em>BC</em>; <em>BCIE</em></h3>

<p>information element describing the bearer service</p>
</div>


<a name="p2xhtm-repid-1596" shape="rect"></a>
<div class="topic">
<h3>bearer capability information element</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011144#id011144" onclick="sync(this);return true" shape="rect">See bearer capability</a></p>
</div>


<a name="p2xhtm-repid-1597" shape="rect"></a>
<div class="topic">
<h3>bearer channel</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03737#id03737" onclick="sync(this);return true" shape="rect">See B-channel</a></p>
</div>


<a name="p2xhtm-repid-1598" shape="rect"></a>
<div class="topic">
<h3>bearer channel 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=id08961#id08961" onclick="sync(this);return true" shape="rect">See bearer channel identifier</a></p>
</div>


<a name="id08961" shape="rect"></a>
<div class="topic">
<h3>bearer channel identifier; <em>bearer channel id</em></h3>

<p>identifier byte that the user gives to the frame relay access</p>
</div>


<a name="id014763" shape="rect"></a>
<div class="topic">
<h3>bearer control function; <em>BCF</em></h3>

<p>function that controls the bearer connection elements in the fixed network in order to provide bearer capabilities requested by the call control function (CCF)</p>
</div>


<a name="id013370" shape="rect"></a>
<div class="topic">
<h3>bearer control protocol; <em>BCP</em></h3>

<p>protocol which is used to control bearers associated to a multiparty call that is controlled independently by means of a separate call control protocol</p>
</div>


<a name="p2xhtm-repid-1602" shape="rect"></a>
<div class="topic">
<h3>bearer control tunnelling protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014766#id014766" onclick="sync(this);return true" shape="rect">See BICC bearer control tunnelling protocol</a></p>
</div>


<a name="p2xhtm-repid-1603" shape="rect"></a>
<div class="topic">
<h3>bearer dial-up 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=id014653#id014653" onclick="sync(this);return true" shape="rect">See dial-up number</a></p>
</div>


<a name="id012566" shape="rect"></a>
<div class="topic">
<h3>bearer independent call control; <em>BICC protocol</em>; <em>BICC</em></h3>

<p>call control protocol which is designed to transport call control signalling information independent of the used bearer technology and signalling message transport technology</p>
</div>


<a name="id014764" shape="rect"></a>
<div class="topic">
<h3>bearer interworking function; <em>BIWF</em></h3>

<p>functional entity which provides bearer control, as well as media mapping and switching functions within the scope of a serving node</p>
</div>


<a name="id019921" shape="rect"></a>
<div class="topic">
<h3>bearer network</h3>

<p>network that carries messages of a transport-layer protocol between physical devices</p>
</div>


<a name="id016265" shape="rect"></a>
<div class="topic">
<h3>bearer network connection; <em>backbone network connection</em>; <em>BNC</em></h3>

<p>network connection within the backbone network, consisting of one or more backbone network connection links (BNCL)</p>
</div>


<a name="id014765" shape="rect"></a>
<div class="topic">
<h3>bearer network connection identifier; <em>backbone network connection identifier</em>; <em>BNC-ID</em></h3>

<p>unique identifier within the scope of one bearer control function (BCF) that identifies a bearer network connection</p>
</div>


<a name="p2xhtm-repid-1609" shape="rect"></a>
<div class="topic">
<h3>bearer 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="id015891" shape="rect"></a>
<div class="topic">
<h3>bearer technology</h3>

<p>technology that is used to transport data or signalling traffic</p>
</div>


<a name="id013329" shape="rect"></a>
<div class="topic">
<h3>bearing; <em>antenna bearing</em></h3>

<p>direction to which the main lobe of the antenna is pointing (angle on the horizontal axis, 0ﾰ towards North)</p>
</div>


<a name="p2xhtm-repid-1612" shape="rect"></a>
<div class="topic">
<h3>BEAT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015150#id015150" onclick="sync(this);return true" shape="rect">See heartbeat message</a></p>
</div>


<a name="p2xhtm-repid-1613" shape="rect"></a>
<div class="topic">
<h3>BEAT ACK</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018563#id018563" onclick="sync(this);return true" shape="rect">See heartbeat acknowledgement</a></p>
</div>


<a name="p2xhtm-repid-1614" shape="rect"></a>
<div class="topic">
<h3>BECN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05569#id05569" onclick="sync(this);return true" shape="rect">See backward explicit congestion notification</a></p>
</div>


<a name="p2xhtm-repid-1615" shape="rect"></a>
<div class="topic">
<h3>BEDC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015075#id015075" onclick="sync(this);return true" shape="rect">See block error detection code</a></p>
</div>


<a name="p2xhtm-repid-1616" shape="rect"></a>
<div class="topic">
<h3>beeper</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06047#id06047" onclick="sync(this);return true" shape="rect">See tone-only receiver</a></p>
</div>


<a name="id09684" shape="rect"></a>
<div class="topic">
<h3>beginning of message; <em>BOM</em></h3>

<p>indicator, in the first cell of an ATM segmented packet, containing the header information for ATM adaptation layer (AAL)</p>
</div>


<a name="id011743" shape="rect"></a>
<div class="topic">
<h3>beginning tone; <em>BTO</em></h3>

<p>tone which is given at the beginning of a voice announcement</p>
</div>


<a name="p2xhtm-repid-1619" shape="rect"></a>
<div class="topic">
<h3>behavioral compatibility /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=id021171#id021171" onclick="sync(this);return true" shape="rect">See behavioural compatibility</a></p>
</div>


<a name="id04156" shape="rect"></a>
<div class="topic">
<h3>behaviour</h3>

<p>group of response sequences to sequences of stimuli</p>
</div>


<a name="id018274" shape="rect"></a>
<div class="topic">
<h3>behaviour aggregate; <em>DS behaviour aggregate</em>; <em>BA</em></h3>

<p>a collection of packets with the same differentiated service code point (DSCP) value crossing a link in a particular direction</p>
</div>


<a name="id021171" shape="rect"></a>
<div class="topic">
<h3>behavioural compatibility; <em>behavioral compatibility /US/</em></h3>

<p>compatibility of an object with another object, with respect to a set of criteria</p>
</div>


<a name="p2xhtm-repid-1623" shape="rect"></a>
<div class="topic">
<h3>BER</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013008#id013008" onclick="sync(this);return true" shape="rect">See basic encoding rules</a></p>
</div>


<a name="p2xhtm-repid-1624" shape="rect"></a>
<div class="topic">
<h3>BER</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id071#id071" onclick="sync(this);return true" shape="rect">See bit error ratio</a></p>
</div>


<a name="id015074" shape="rect"></a>
<div class="topic">
<h3>Berkeley packet filter; <em>BPF</em></h3>

<p>mechanism that provides a raw interface via which the applications can access all network packets directly in a protocol-independent fashion</p>
</div>


<a name="p2xhtm-repid-1626" shape="rect"></a>
<div class="topic">
<h3>Berkeley software distribution</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09828#id09828" onclick="sync(this);return true" shape="rect">See Berkeley standard distribution</a></p>
</div>


<a name="id09828" shape="rect"></a>
<div class="topic">
<h3>Berkeley standard distribution; <em>Berkeley software distribution</em>; <em>BSD UNIX</em>; <em>BSD</em></h3>

<p>any of a variety of UNIX-type operating systems based on the University of California at Berkeley BSD operating system</p>
</div>


<a name="id016610" shape="rect"></a>
<div class="topic">
<h3>best effort PHB; <em>BE</em></h3>

<p>differentiated bearer service per-hop-behaviour (PHB) used in routers</p>
</div>


<a name="id012700" shape="rect"></a>
<div class="topic">
<h3>best effort QoS</h3>

<p>lowest quality of service (QoS) class which delivers the QoS if the guaranteed QoS cannot be delivered</p>
</div>


<a name="id012699" shape="rect"></a>
<div class="topic">
<h3>best effort service</h3>

<p>service with minimal performance guarantees allowing an unspecified variance in the measured performance criteria</p>
</div>


<a name="id013330" shape="rect"></a>
<div class="topic">
<h3>best server</h3>

<p>in the uplink, the cell that a given mobile station can reach with minimum transmission power at a certain location, and in the downlink the cell that has the highest received pilot channel power in the area</p>
</div>


<a name="p2xhtm-repid-1632" shape="rect"></a>
<div class="topic">
<h3>BFH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013369#id013369" onclick="sync(this);return true" shape="rect">See bad frame handling</a></p>
</div>


<a name="p2xhtm-repid-1633" shape="rect"></a>
<div class="topic">
<h3>BG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08903#id08903" onclick="sync(this);return true" shape="rect">See border gateway</a></p>
</div>


<a name="p2xhtm-repid-1634" shape="rect"></a>
<div class="topic">
<h3>BGCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016973#id016973" onclick="sync(this);return true" shape="rect">See breakout gateway control function</a></p>
</div>


<a name="p2xhtm-repid-1635" shape="rect"></a>
<div class="topic">
<h3>BGP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09956#id09956" onclick="sync(this);return true" shape="rect">See border gateway protocol</a></p>
</div>


<a name="p2xhtm-repid-1636" shape="rect"></a>
<div class="topic">
<h3>BGP-4</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09957#id09957" onclick="sync(this);return true" shape="rect">See border gateway protocol 4</a></p>
</div>


<a name="p2xhtm-repid-1637" shape="rect"></a>
<div class="topic">
<h3>BGP4</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09957#id09957" onclick="sync(this);return true" shape="rect">See border gateway protocol 4</a></p>
</div>


<a name="p2xhtm-repid-1638" shape="rect"></a>
<div class="topic">
<h3>BH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01806#id01806" onclick="sync(this);return true" shape="rect">See busy hour</a></p>
</div>


<a name="p2xhtm-repid-1639" shape="rect"></a>
<div class="topic">
<h3>BH</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020443#id020443" onclick="sync(this);return true" shape="rect">See balance holder</a></p>
</div>


<a name="p2xhtm-repid-1640" shape="rect"></a>
<div class="topic">
<h3>BHC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019326#id019326" onclick="sync(this);return true" shape="rect">See busy hour calls</a></p>
</div>


<a name="id04965" shape="rect"></a>
<div class="topic">
<h3>BHCA value</h3>

<p>number of busy hour call attempts</p>
</div>


<a name="p2xhtm-repid-1642" shape="rect"></a>
<div class="topic">
<h3>BHSR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012074#id012074" onclick="sync(this);return true" shape="rect">See busy hour service request</a></p>
</div>


<a name="p2xhtm-repid-1643" shape="rect"></a>
<div class="topic">
<h3>BI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011514#id011514" onclick="sync(this);return true" shape="rect">See barring of invocation of call transfer</a></p>
</div>


<a name="p2xhtm-repid-1644" shape="rect"></a>
<div class="topic">
<h3>BI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018691#id018691" onclick="sync(this);return true" shape="rect">See post-paid interface</a></p>
</div>


<a name="p2xhtm-repid-1645" shape="rect"></a>
<div class="topic">
<h3>BIB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01821#id01821" onclick="sync(this);return true" shape="rect">See backward indicator bit</a></p>
</div>


<a name="p2xhtm-repid-1646" shape="rect"></a>
<div class="topic">
<h3>BIB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020148#id020148" onclick="sync(this);return true" shape="rect">See board information block</a></p>
</div>


<a name="p2xhtm-repid-1647" shape="rect"></a>
<div class="topic">
<h3>BIC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012697#id012697" onclick="sync(this);return true" shape="rect">See baseline implementation capabilities</a></p>
</div>


<a name="id013011" shape="rect"></a>
<div class="topic">
<h3>BIC</h3>

<p>barring of invocation of call transfer (BI) where at least one of the two calls is a call charged to the served subscriber</p>
</div>


<a name="p2xhtm-repid-1649" shape="rect"></a>
<div class="topic">
<h3>BIC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02254#id02254" onclick="sync(this);return true" shape="rect">See incoming call barring</a></p>
</div>


<a name="p2xhtm-repid-1650" shape="rect"></a>
<div class="topic">
<h3>BIC-Roam</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04977#id04977" onclick="sync(this);return true" shape="rect">See barring of incoming calls when roaming outside the home PLMN country</a></p>
</div>


<a name="id013012" shape="rect"></a>
<div class="topic">
<h3>BICB</h3>

<p>barring of invocation of call transfer (BI) where both calls are charged to the served subscriber</p>
</div>


<a name="p2xhtm-repid-1652" shape="rect"></a>
<div class="topic">
<h3>BICC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012566#id012566" onclick="sync(this);return true" shape="rect">See bearer independent call control</a></p>
</div>


<a name="id014766" shape="rect"></a>
<div class="topic">
<h3>BICC bearer control tunnelling protocol; <em>bearer control tunnelling protocol</em>; <em>BCTP</em></h3>

<p>protocol which transports the tunnelled protocol data units (PDU) of the bearer control protocols supported over the bearer independent call control (BICC) and call bearer control protocol (CBC) interfaces</p>
</div>


<a name="id014815" shape="rect"></a>
<div class="topic">
<h3>BICC IP bearer control protocol; <em>IPBCP</em></h3>

<p>protocol used for the exchange of media stream characteristics, port numbers and IP addresses of the source, and sink of a media stream to establish and allow the modification of IP bearers</p>
</div>


<a name="p2xhtm-repid-1655" shape="rect"></a>
<div class="topic">
<h3>BICC protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012566#id012566" onclick="sync(this);return true" shape="rect">See bearer independent call control</a></p>
</div>


<a name="id013013" shape="rect"></a>
<div class="topic">
<h3>BICI</h3>

<p>barring of invocation of call transfer (BI) when at least one of the two calls is a call charged to the served subscriber at international rates</p>
</div>


<a name="p2xhtm-repid-1657" shape="rect"></a>
<div class="topic">
<h3>BICT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011514#id011514" onclick="sync(this);return true" shape="rect">See barring of invocation of call transfer</a></p>
</div>


<a name="id013014" shape="rect"></a>
<div class="topic">
<h3>BICZ</h3>

<p>barring of invocation of call transfer (BI) when at least one of the two calls is a call charged to the served subscriber at inter-zonal rates</p>
</div>


<a name="p2xhtm-repid-1659" shape="rect"></a>
<div class="topic">
<h3>BID</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014768#id014768" onclick="sync(this);return true" shape="rect">See binding identifier</a></p>
</div>


<a name="id04796" shape="rect"></a>
<div class="topic">
<h3>bid</h3>

<p>single attempt to obtain the use of a resource of the type under consideration</p>
</div>


<a name="id03445" shape="rect"></a>
<div class="topic">
<h3>bidirectional</h3>

<p>qualification which implies that the transmission of information occurs in both directions</p>
</div>


<a name="id020675" shape="rect"></a>
<div class="topic">
<h3>bidirectional channel</h3>

<p>transmission channel that can carry information in both directions</p>
</div>


<a name="id05464" shape="rect"></a>
<div class="topic">
<h3>bids per circuit per hour; <em>BCH</em></h3>

<p>indication of the average number of bids per circuit in a specified time interval</p>
</div>


<a name="p2xhtm-repid-1664" shape="rect"></a>
<div class="topic">
<h3>BIE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09011#id09011" onclick="sync(this);return true" shape="rect">See base station interface equipment</a></p>
</div>


<a name="p2xhtm-repid-1665" shape="rect"></a>
<div class="topic">
<h3>BIF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020696#id020696" onclick="sync(this);return true" shape="rect">See backplane interface</a></p>
</div>


<a name="id017329" shape="rect"></a>
<div class="topic">
<h3>big endian; <em>big-endian</em></h3>

<p>format for storage or transmission of binary data in which the most significant bit (or byte) comes first</p>
</div>


<a name="p2xhtm-repid-1667" shape="rect"></a>
<div class="topic">
<h3>BIG index</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011905#id011905" onclick="sync(this);return true" shape="rect">See private numbering index</a></p>
</div>


<a name="p2xhtm-repid-1668" shape="rect"></a>
<div class="topic">
<h3>big-endian</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017329#id017329" onclick="sync(this);return true" shape="rect">See big endian</a></p>
</div>


<a name="p2xhtm-repid-1669" shape="rect"></a>
<div class="topic">
<h3>BIGI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011905#id011905" onclick="sync(this);return true" shape="rect">See private numbering index</a></p>
</div>


<a name="id0332" shape="rect"></a>
<div class="topic">
<h3>bilateral control</h3>

<p>control between two synchronisation nodes such that the frequency of the clock of each of these nodes is influenced by timing information derived from the clock of the other node</p>
</div>


<a name="p2xhtm-repid-1671" shape="rect"></a>
<div class="topic">
<h3>bill limitation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011538#id011538" onclick="sync(this);return true" shape="rect">See credit control</a></p>
</div>


<a name="id0458" shape="rect"></a>
<div class="topic">
<h3>billing</h3>

<p>function where the data received from charging is used to generate bills for subscribers</p>
</div>


<a name="p2xhtm-repid-1673" shape="rect"></a>
<div class="topic">
<h3>billing centre</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016689#id016689" onclick="sync(this);return true" shape="rect">See billing computer</a></p>
</div>


<a name="id09050" shape="rect"></a>
<div class="topic">
<h3>billing centre; <em>post-processing</em>; <em>operator's post-processing system</em>; <em>post-processing system</em></h3>

<p>operator's system where the operator generates bills from the charging records (CDR)</p>
</div>


<a name="id020096" shape="rect"></a>
<div class="topic">
<h3>billing centre gateway; <em>BCGW</em></h3>

<p>gateway in the service management access point (SMAP) prepaid business logic that receives and logs charging information for call-unrelated events in the database, generates charging records (CDR) in appropriate format from database entries, stores CDRs in files, and manages these files in such a way that a mediation device or billing centre can connect to the storage medium and upload the generated CDR files</p>
</div>


<a name="p2xhtm-repid-1676" shape="rect"></a>
<div class="topic">
<h3>billing centre IF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013867#id013867" onclick="sync(this);return true" shape="rect">See billing centre interface</a></p>
</div>


<a name="id013015" shape="rect"></a>
<div class="topic">
<h3>billing centre interface; <em>BC interface</em></h3>

<p>interface between a mobile services switching centre (MSC) and a billing centre (BC)</p>
</div>


<a name="id013867" shape="rect"></a>
<div class="topic">
<h3>billing centre interface; <em>billing centre IF</em></h3>

<p>interface primarily used for the transfer of charging records (CDR) from the IN system to the billing centre</p>
</div>


<a name="id016689" shape="rect"></a>
<div class="topic">
<h3>billing computer; <em>billing centre</em></h3>

<p>administrative computer that processes the bills and handles the invoicing of the subscriber</p>
</div>


<a name="id05330" shape="rect"></a>
<div class="topic">
<h3>billing functions</h3>

<p>functions which collect data from network elements (NE) which is used to determine charges to customer accounts</p>
</div>


<a name="id05326" shape="rect"></a>
<div class="topic">
<h3>billing integrity</h3>

<p>preservation of accuracy according to specified performance parameters and criteria when preparing bills to a user for a service</p>
</div>


<a name="p2xhtm-repid-1682" shape="rect"></a>
<div class="topic">
<h3>billing 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=id018691#id018691" onclick="sync(this);return true" shape="rect">See post-paid interface</a></p>
</div>


<a name="id019753" shape="rect"></a>
<div class="topic">
<h3>billing management</h3>

<p>set of functions used to control the forming of charging records (CDR) and transferring of them to the billing computer</p>
</div>


<a name="id018589" shape="rect"></a>
<div class="topic">
<h3>billing manager</h3>

<p>manager that retrieves only billing information and generates charging records (CDR) for the log records</p>
</div>


<a name="id09380" shape="rect"></a>
<div class="topic">
<h3>billing period; <em>charging period</em></h3>

<p>period during which the telephone bill is gathered</p>
</div>


<a name="id011280" shape="rect"></a>
<div class="topic">
<h3>billing system; <em>BS</em></h3>

<p>system that performs the billing process</p>
</div>


<a name="id013016" shape="rect"></a>
<div class="topic">
<h3>BIM</h3>

<p>barring of invocation of call transfer (BI) when there is an existing transferred call for the served subscriber in the same mobile services switching centre/visitor location register (MSC/VLR)</p>
</div>


<a name="p2xhtm-repid-1688" shape="rect"></a>
<div class="topic">
<h3>binary 8-zero substitution</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017206#id017206" onclick="sync(this);return true" shape="rect">See bipolar 8 zero substitution</a></p>
</div>


<a name="id016853" shape="rect"></a>
<div class="topic">
<h3>binary coded signalling; <em>binary signalling</em>; <em>BCS</em></h3>

<p>communications mode in which information is passed by the presence and absence, or by the plus and minus variations, of one parameter of the signalling medium only</p>
</div>


<a name="p2xhtm-repid-1690" shape="rect"></a>
<div class="topic">
<h3>binary digit rate</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id066#id066" onclick="sync(this);return true" shape="rect">See bit rate</a></p>
</div>


<a name="id065" shape="rect"></a>
<div class="topic">
<h3>binary digital signal</h3>

<p>digital signal which can have two discrete values</p>
</div>


<a name="id013371" shape="rect"></a>
<div class="topic">
<h3>binary file</h3>

<p>file containing information in machine-readable form</p>
</div>


<a name="id016690" shape="rect"></a>
<div class="topic">
<h3>binary large object; <em>BLOB</em></h3>

<p>large block of data stored in a database, such as an image or sound file, which has no structure which can be interpreted by the database management system but is known only by its size and location</p>
</div>


<a name="id013580" shape="rect"></a>
<div class="topic">
<h3>binary output</h3>

<p>output in binary format which cannot be output as such</p>
</div>


<a name="id06171" shape="rect"></a>
<div class="topic">
<h3>binary phase shift keying; <em>two-phase shift keying</em>; <em>BPSK</em></h3>

<p>phase shift keying using two phase states</p>
</div>


<a name="id012568" shape="rect"></a>
<div class="topic">
<h3>binary report</h3>

<p>report in binary format which is stored on magnetic tape or moved directly to a statistical post-processing device outside the network element</p>
</div>


<a name="id02825" shape="rect"></a>
<div class="topic">
<h3>binary search; <em>dichotomising search</em></h3>

<p>search in which an ordered set of items is divided into two parts, one of which is rejected. The search is repeated in the accepted part until it is completed</p>
</div>


<a name="p2xhtm-repid-1698" shape="rect"></a>
<div class="topic">
<h3>binary signalling</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016853#id016853" onclick="sync(this);return true" shape="rect">See binary coded signalling</a></p>
</div>


<a name="id014960" shape="rect"></a>
<div class="topic">
<h3>binding</h3>

<p>in computer, communications, and automatic data processing systems, assigning a value or referent to an identifier</p>
</div>


<a name="p2xhtm-repid-1700" shape="rect"></a>
<div class="topic">
<h3>binding 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=id014768#id014768" onclick="sync(this);return true" shape="rect">See binding identifier</a></p>
</div>


<a name="id014768" shape="rect"></a>
<div class="topic">
<h3>binding identifier; <em>binding ID</em>; <em>BID</em></h3>

<p>identifier that is the connecting factor of call signalling at the control plane and ATM adaptation layer (AAL) signalling at the user plane</p>
</div>


<a name="p2xhtm-repid-1702" shape="rect"></a>
<div class="topic">
<h3>BIOS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013907#id013907" onclick="sync(this);return true" shape="rect">See basic input/output system</a></p>
</div>


<a name="id013908" shape="rect"></a>
<div class="topic">
<h3>BIOS mode</h3>

<p>operating mode based on BIOS (basic input/output system) used to load new firmware</p>
</div>


<a name="p2xhtm-repid-1704" shape="rect"></a>
<div class="topic">
<h3>BIP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06602#id06602" onclick="sync(this);return true" shape="rect">See bit interleaved parity check</a></p>
</div>


<a name="id017206" shape="rect"></a>
<div class="topic">
<h3>bipolar 8 zero substitution; <em>binary 8-zero substitution</em>; <em>B8ZS</em></h3>

<p>technique in which any string of eight consecutive zeros is replaced with a special code pattern which the remote end can recognise, and thus convert back to a pattern of eight zeros</p>
</div>


<a name="p2xhtm-repid-1706" shape="rect"></a>
<div class="topic">
<h3>bipolar 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=id03704#id03704" onclick="sync(this);return true" shape="rect">See alternate mark inversion code</a></p>
</div>


<a name="p2xhtm-repid-1707" shape="rect"></a>
<div class="topic">
<h3>bipolar signal</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id036#id036" onclick="sync(this);return true" shape="rect">See alternate mark inversion signal</a></p>
</div>


<a name="p2xhtm-repid-1708" shape="rect"></a>
<div class="topic">
<h3>bipolar violation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id035#id035" onclick="sync(this);return true" shape="rect">See alternate mark inversion violation</a></p>
</div>


<a name="id013017" shape="rect"></a>
<div class="topic">
<h3>BIRO</h3>

<p>barring of incoming calls when roaming outside the country of the home network (HPLMN)</p>
</div>


<a name="id013018" shape="rect"></a>
<div class="topic">
<h3>BIRZ</h3>

<p>barring of incoming calls when roaming outside the country where the zone of the home network (HPLMN) is</p>
</div>


<a name="p2xhtm-repid-1711" shape="rect"></a>
<div class="topic">
<h3>BIS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015076#id015076" onclick="sync(this);return true" shape="rect">See bump-in-the-stack</a></p>
</div>


<a name="p2xhtm-repid-1712" shape="rect"></a>
<div class="topic">
<h3>BISDN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03993#id03993" onclick="sync(this);return true" shape="rect">See broadband integrated services digital network</a></p>
</div>


<a name="p2xhtm-repid-1713" shape="rect"></a>
<div class="topic">
<h3>BISUP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09207#id09207" onclick="sync(this);return true" shape="rect">See broadband ISDN user's part</a></p>
</div>


<a name="p2xhtm-repid-1714" shape="rect"></a>
<div class="topic">
<h3>bit combination</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id070#id070" onclick="sync(this);return true" shape="rect">See bit pattern</a></p>
</div>


<a name="p2xhtm-repid-1715" shape="rect"></a>
<div class="topic">
<h3>bit configuration</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id070#id070" onclick="sync(this);return true" shape="rect">See bit pattern</a></p>
</div>


<a name="id06094" shape="rect"></a>
<div class="topic">
<h3>bit error</h3>

<p>incompatibility between a bit in a transmitted digital signal and the corresponding bit in the received digital signal</p>
</div>


<a name="p2xhtm-repid-1717" shape="rect"></a>
<div class="topic">
<h3>bit error rate</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id071#id071" onclick="sync(this);return true" shape="rect">See bit error ratio</a></p>
</div>


<a name="id071" shape="rect"></a>
<div class="topic">
<h3>bit error ratio; <em>BER</em></h3>

<p>ratio of the number of bit errors to the total number of bits transmitted in a given time interval</p>
</div>


<a name="id068" shape="rect"></a>
<div class="topic">
<h3>bit integrity</h3>

<p>reproducing the binary values of bits in an octet at the output of a system exactly as they were at the input</p>
</div>


<a name="id06602" shape="rect"></a>
<div class="topic">
<h3>bit interleaved parity check; <em>BIP</em></h3>

<p>parity checking method used for monitoring bit errors in an SDH network</p>
</div>


<a name="id06093" shape="rect"></a>
<div class="topic">
<h3>bit interleaving</h3>

<p>multiplexing in which data from the low-speed channels is integrated into the high-speed bit stream one bit at a time, that is, one bit from channel 1, one bit from channel 2, ..., one bit from channel n</p>
</div>


<a name="id01011" shape="rect"></a>
<div class="topic">
<h3>bit map</h3>

<p>data file or structure which corresponds bit for bit with an image displayed on a screen</p>
</div>


<a name="id013835" shape="rect"></a>
<div class="topic">
<h3>bit number; <em>BN</em></h3>

<p>number which identifies the position of a particular bit period within a timeslot</p>
</div>


<a name="id070" shape="rect"></a>
<div class="topic">
<h3>bit pattern; <em>bit combination</em></h3>

<p>ordered set of bits for the representation of information</p>
</div>


<a name="id066" shape="rect"></a>
<div class="topic">
<h3>bit rate; <em>binary digit rate</em></h3>

<p>rate at which binary digits pass a given point</p>
</div>


<a name="id08645" shape="rect"></a>
<div class="topic">
<h3>bit rate tolerance</h3>

<p>feature indicating how a device tolerates bit rate variation from a specified value</p>
</div>


<a name="id06092" shape="rect"></a>
<div class="topic">
<h3>bit sequence; <em>bit string</em></h3>

<p>string of binary digits in which each bit position is considered an independent unit</p>
</div>


<a name="id069" shape="rect"></a>
<div class="topic">
<h3>bit sequence independence</h3>

<p>property of a binary transmission channel, telecommunication circuit or connection, that permits all sequences of binary signal elements to be conveyed over it at its specified bit rate, without change to the value of any signal elements</p>
</div>


<a name="p2xhtm-repid-1729" shape="rect"></a>
<div class="topic">
<h3>bit string</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06092#id06092" onclick="sync(this);return true" shape="rect">See bit sequence</a></p>
</div>


<a name="id06541" shape="rect"></a>
<div class="topic">
<h3>bit synchronous mapping</h3>

<p>synchronous mapping in which signals are processed bit by bit</p>
</div>


<a name="id08231" shape="rect"></a>
<div class="topic">
<h3>bit timing</h3>

<p>timing information sent from the exchange termination used by the line termination to recover information from the digital bit stream</p>
</div>


<a name="id012569" shape="rect"></a>
<div class="topic">
<h3>bit transparent connection</h3>

<p>direct connection of the D-channels through the Group Switch (GSW) without interworking functions' (IWF) resources</p>
</div>


<a name="p2xhtm-repid-1733" shape="rect"></a>
<div class="topic">
<h3>bit transparent mode</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09414#id09414" onclick="sync(this);return true" shape="rect">See bit transparent operation</a></p>
</div>


<a name="id09414" shape="rect"></a>
<div class="topic">
<h3>bit transparent operation; <em>bit transparent mode</em></h3>

<p>operation that provides for the transport of data transparently without alignment of information from the interface at the R reference point within the frame transport in the bearer channel</p>
</div>


<a name="id010373" shape="rect"></a>
<div class="topic">
<h3>bit-based switching matrix</h3>

<p>switching matrix in which connections are established at the bit level</p>
</div>


<a name="p2xhtm-repid-1736" shape="rect"></a>
<div class="topic">
<h3>BITS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015076#id015076" onclick="sync(this);return true" shape="rect">See bump-in-the-stack</a></p>
</div>


<a name="p2xhtm-repid-1737" shape="rect"></a>
<div class="topic">
<h3>BITS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018308#id018308" onclick="sync(this);return true" shape="rect">See building integrated timing schemes</a></p>
</div>


<a name="p2xhtm-repid-1738" shape="rect"></a>
<div class="topic">
<h3>BIWF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014764#id014764" onclick="sync(this);return true" shape="rect">See bearer interworking function</a></p>
</div>


<a name="p2xhtm-repid-1739" shape="rect"></a>
<div class="topic">
<h3>BL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019558#id019558" onclick="sync(this);return true" shape="rect">See business logic</a></p>
</div>


<a name="p2xhtm-repid-1740" shape="rect"></a>
<div class="topic">
<h3>BL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02866#id02866" onclick="sync(this);return true" shape="rect">See blocked</a></p>
</div>


<a name="id01644" shape="rect"></a>
<div class="topic">
<h3>black box</h3>

<p>memory area of a computer to which a data collection program copies defined data from elsewhere in the memory when a computer is restarted</p>
</div>


<a name="id013941" shape="rect"></a>
<div class="topic">
<h3>black list</h3>

<p>list of Internet host addresses and address ranges which are not available from the access zone</p>
</div>


<a name="id04969" shape="rect"></a>
<div class="topic">
<h3>black list; <em>blacklist</em></h3>

<p>list of mobile equipment which either does not function properly, is stolen or illegal, or whose use is otherwise prevented</p>
</div>


<a name="p2xhtm-repid-1744" shape="rect"></a>
<div class="topic">
<h3>blacklist</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04969#id04969" onclick="sync(this);return true" shape="rect">See black list</a></p>
</div>


<a name="p2xhtm-repid-1745" shape="rect"></a>
<div class="topic">
<h3>BLC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08232#id08232" onclick="sync(this);return true" shape="rect">See buffer limit control</a></p>
</div>


<a name="p2xhtm-repid-1746" shape="rect"></a>
<div class="topic">
<h3>BLC gate</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010982#id010982" onclick="sync(this);return true" shape="rect">See buffer limit control gate</a></p>
</div>


<a name="p2xhtm-repid-1747" shape="rect"></a>
<div class="topic">
<h3>BLER</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011207#id011207" onclick="sync(this);return true" shape="rect">See block error ratio</a></p>
</div>


<a name="p2xhtm-repid-1748" shape="rect"></a>
<div class="topic">
<h3>BLOB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016690#id016690" onclick="sync(this);return true" shape="rect">See binary large object</a></p>
</div>


<a name="id0287" shape="rect"></a>
<div class="topic">
<h3>block</h3>

<p>unit of information consisting of a header and an information field</p>
</div>


<a name="id04134" shape="rect"></a>
<div class="topic">
<h3>block; <em>software block</em></h3>

<p>software entity which is visible to the outside as the services it uses and offers</p>
</div>


<a name="id07852" shape="rect"></a>
<div class="topic">
<h3>block</h3>

<p>set of consecutive bits associated with the path, each bit belonging to one and only one block</p>
</div>


<a name="id012570" shape="rect"></a>
<div class="topic">
<h3>block buffer</h3>

<p>buffer, located in the RAM memory, where data blocks are stored</p>
</div>


<a name="p2xhtm-repid-1753" shape="rect"></a>
<div class="topic">
<h3>block cipher</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010548#id010548" onclick="sync(this);return true" shape="rect">See block cipher method</a></p>
</div>


<a name="id010548" shape="rect"></a>
<div class="topic">
<h3>block cipher method; <em>block cipher</em></h3>

<p>symmetric encryption algorithm where characters of a message are grouped into blocks which are transformed as a whole</p>
</div>


<a name="id04193" shape="rect"></a>
<div class="topic">
<h3>block definition</h3>

<p>definition of a block name and type and of the services offered and used by it</p>
</div>


<a name="id08538" shape="rect"></a>
<div class="topic">
<h3>block error</h3>

<p>one or more bit errors within a block of bits</p>
</div>


<a name="id015075" shape="rect"></a>
<div class="topic">
<h3>block error detection code; <em>BEDC</em></h3>

<p>16-bit bit interleaved parity check (BIP) code calculated over the information fields of user cells transmitted since the last forward monitoring OAM cell</p>
</div>


<a name="p2xhtm-repid-1758" shape="rect"></a>
<div class="topic">
<h3>block error rate</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011207#id011207" onclick="sync(this);return true" shape="rect">See block error ratio</a></p>
</div>


<a name="id011207" shape="rect"></a>
<div class="topic">
<h3>block error ratio; <em>block error rate</em>; <em>BLER</em></h3>

<p>ratio of the number of incorrectly received blocks to the total number of blocks transferred</p>
</div>


<a name="id012571" shape="rect"></a>
<div class="topic">
<h3>block header</h3>

<p>group of selectable information fields which a user can select with the form file editor and fill with a formatter process which saves them to the beginning of a data block</p>
</div>


<a name="id09630" shape="rect"></a>
<div class="topic">
<h3>block hierarchy</h3>

<p>hierarchic structure of the DX 200 system software describing system blocks, service blocks and program blocks</p>
</div>


<a name="id04135" shape="rect"></a>
<div class="topic">
<h3>block implementation</h3>

<p>description on the implementation of services offered by a block</p>
</div>


<a name="id07877" shape="rect"></a>
<div class="topic">
<h3>block message</h3>

<p>message containing reference to a separate data block</p>
</div>


<a name="p2xhtm-repid-1764" shape="rect"></a>
<div class="topic">
<h3>block of parameters</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03493#id03493" onclick="sync(this);return true" shape="rect">See parameter block</a></p>
</div>


<a name="id04374" shape="rect"></a>
<div class="topic">
<h3>block payload</h3>

<p>bits in the information field within a block</p>
</div>


<a name="id012572" shape="rect"></a>
<div class="topic">
<h3>block trailer</h3>

<p>group of selectable information fields which a user can select with the form file editor and fill with a formatter process which saves them to the end of a data block</p>
</div>


<a name="id02866" shape="rect"></a>
<div class="topic">
<h3>blocked; <em>BL</em></h3>

<p>state of a functional unit when it has been blocked from operation and does not participate in call set-up</p>
</div>


<a name="id07241" shape="rect"></a>
<div class="topic">
<h3>blocked command queue</h3>

<p>queue to which tasks which are found semantically or syntactically faulty are transferred</p>
</div>


<a name="p2xhtm-repid-1769" shape="rect"></a>
<div class="topic">
<h3>blocked traffic</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04797#id04797" onclick="sync(this);return true" shape="rect">See congested traffic</a></p>
</div>


<a name="id016691" shape="rect"></a>
<div class="topic">
<h3>blocking</h3>

<p>situation in which no paths are available to complete a circuit or in which one activity cannot be initiated until another has been completed</p>
</div>


<a name="id017228" shape="rect"></a>
<div class="topic">
<h3>blocking</h3>

<p>in the two-phase commit protocol, the state of a subtransaction when it has decided to commit but does not get the decision of other subtransactions from the co-ordinator</p>
</div>


<a name="id06320" shape="rect"></a>
<div class="topic">
<h3>blocking</h3>

<p>taking a circuit of a switched trunk circuit group in the incoming direction out of use</p>
</div>


<a name="id06040" shape="rect"></a>
<div class="topic">
<h3>blocking rate</h3>

<p>number (percentage) of connection attempts which may end up in congestion in a network element</p>
</div>


<a name="p2xhtm-repid-1774" shape="rect"></a>
<div class="topic">
<h3>blocksize 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=id013372#id013372" onclick="sync(this);return true" shape="rect">See TFTP blocksize option</a></p>
</div>


<a name="id015897" shape="rect"></a>
<div class="topic">
<h3>Blowfish</h3>

<p>block cipher method with a block size of 64 bits and a key length of up to 448 bits</p>
</div>


<a name="p2xhtm-repid-1776" shape="rect"></a>
<div class="topic">
<h3>BLR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010980#id010980" onclick="sync(this);return true" shape="rect">See circuit blocking and unblocking reception</a></p>
</div>


<a name="p2xhtm-repid-1777" shape="rect"></a>
<div class="topic">
<h3>BLS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010981#id010981" onclick="sync(this);return true" shape="rect">See circuit blocking and unblocking sending</a></p>
</div>


<a name="id010838" shape="rect"></a>
<div class="topic">
<h3>Bluetooth</h3>

<p>technology designed to be embedded in electronic devices in order to provide wireless and seamless connections over short distances, thus providing an alternative to cable-based interfaces currently in use to link computers and computer peripherals</p>
</div>


<a name="p2xhtm-repid-1779" shape="rect"></a>
<div class="topic">
<h3>BMC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014172#id014172" onclick="sync(this);return true" shape="rect">See broadcast/multicast control</a></p>
</div>


<a name="p2xhtm-repid-1780" shape="rect"></a>
<div class="topic">
<h3>BN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013835#id013835" onclick="sync(this);return true" shape="rect">See bit number</a></p>
</div>


<a name="p2xhtm-repid-1781" shape="rect"></a>
<div class="topic">
<h3>BNC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016265#id016265" onclick="sync(this);return true" shape="rect">See bearer network connection</a></p>
</div>


<a name="p2xhtm-repid-1782" shape="rect"></a>
<div class="topic">
<h3>BNC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06830#id06830" onclick="sync(this);return true" shape="rect">See BNC connector</a></p>
</div>


<a name="id020551" shape="rect"></a>
<div class="topic">
<h3>BNC characteristics</h3>

<p>information which is exchanged between serving nodes (SN) in order to identify the selected bearer network connection (BNC) type</p>
</div>


<a name="p2xhtm-repid-1784" shape="rect"></a>
<div class="topic">
<h3>BNC coax 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=id06830#id06830" onclick="sync(this);return true" shape="rect">See BNC connector</a></p>
</div>


<a name="id06830" shape="rect"></a>
<div class="topic">
<h3>BNC connector; <em>BNC coax connector</em>; <em>bayonet Neill Concelman</em>; <em>BNC</em></h3>

<p>connector for coaxial cable connection used in situations requiring shielded cable for signal connections or controlled impedance</p>
</div>


<a name="id020509" shape="rect"></a>
<div class="topic">
<h3>BNC cut-through; <em>cut-through</em></h3>

<p>signalling object that indicates when through connection of a bearer network connection (BNC) has occurred in either one or both directions</p>
</div>


<a name="p2xhtm-repid-1787" shape="rect"></a>
<div class="topic">
<h3>BNC-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=id014765#id014765" onclick="sync(this);return true" shape="rect">See bearer network connection identifier</a></p>
</div>


<a name="p2xhtm-repid-1788" shape="rect"></a>
<div class="topic">
<h3>BNF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04175#id04175" onclick="sync(this);return true" shape="rect">See Backus-Naur form</a></p>
</div>


<a name="p2xhtm-repid-1789" shape="rect"></a>
<div class="topic">
<h3>BOA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012129#id012129" onclick="sync(this);return true" shape="rect">See basic object adapter</a></p>
</div>


<a name="id020148" shape="rect"></a>
<div class="topic">
<h3>board information block; <em>BIB</em></h3>

<p>in a non-volatile random access memory (NVRAM), a memory block which contains various elements concerning the operating parameters of the hardware</p>
</div>


<a name="id09825" shape="rect"></a>
<div class="topic">
<h3>board support package; <em>BSP</em></h3>

<p>part of the Chorus operating system which contains all drivers necessary for booting up the operating system in the given central processing unit (CPU) and board configuration</p>
</div>


<a name="p2xhtm-repid-1792" shape="rect"></a>
<div class="topic">
<h3>BOC</h3>

<p><a href="NED?action=retrieve&amp;identifier=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-1793" shape="rect"></a>
<div class="topic">
<h3>BOIC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05499#id05499" onclick="sync(this);return true" shape="rect">See barring of outgoing international calls</a></p>
</div>


<a name="p2xhtm-repid-1794" shape="rect"></a>
<div class="topic">
<h3>BOIC-exHC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04437#id04437" onclick="sync(this);return true" shape="rect">See barring of outgoing international calls except those directed to the home PLMN country</a></p>
</div>


<a name="id013019" shape="rect"></a>
<div class="topic">
<h3>BOIH</h3>

<p>barring of outgoing international calls when roaming outside the country of the subscriber's home network, except calls directed to that country</p>
</div>


<a name="p2xhtm-repid-1796" shape="rect"></a>
<div class="topic">
<h3>BOM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09684#id09684" onclick="sync(this);return true" shape="rect">See beginning of message</a></p>
</div>


<a name="id07046" shape="rect"></a>
<div class="topic">
<h3>booking form; <em>order form</em></h3>

<p>in the assistant services platform, a form to which data on a call booking are filled in</p>
</div>


<a name="id010731" shape="rect"></a>
<div class="topic">
<h3>bookmark; <em>WWW bookmark</em></h3>

<p>uniform resource locator (URL) stored in the user's own storage list where the information can be accessed</p>
</div>


<a name="id016255" shape="rect"></a>
<div class="topic">
<h3>bookmark group</h3>

<p>set of bookmarks with a common name</p>
</div>


<a name="id016257" shape="rect"></a>
<div class="topic">
<h3>bookmark request</h3>

<p>short message by which the end-user can request bookmarks of a certain bookmark group</p>
</div>


<a name="p2xhtm-repid-1801" shape="rect"></a>
<div class="topic">
<h3>bool</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04176#id04176" onclick="sync(this);return true" shape="rect">See boolean</a></p>
</div>


<a name="id04176" shape="rect"></a>
<div class="topic">
<h3>boolean; <em>bool</em></h3>

<p>type defined in a predefined type definition which has the values "true" and "false"</p>
</div>


<a name="id015631" shape="rect"></a>
<div class="topic">
<h3>boot</h3>

<p>to load and initialise the operating system (OS) of a computer</p>
</div>


<a name="id07627" shape="rect"></a>
<div class="topic">
<h3>boot; <em>initial program load</em></h3>

<p>starting up a computer by loading a program into memory from an external storage medium such as a disk or tape</p>
</div>


<a name="id09051" shape="rect"></a>
<div class="topic">
<h3>boot actor</h3>

<p>actor that is loaded at the boot time as a part of the boot archive with the ChorusOS system</p>
</div>


<a name="p2xhtm-repid-1806" shape="rect"></a>
<div class="topic">
<h3>boot archive</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09827#id09827" onclick="sync(this);return true" shape="rect">See bootable archive</a></p>
</div>


<a name="id020173" shape="rect"></a>
<div class="topic">
<h3>boot flash; <em>bootflash</em></h3>

<p>separate flash memory used primarily to store information related to the system configuration and some help information</p>
</div>


<a name="id020952" shape="rect"></a>
<div class="topic">
<h3>boot image</h3>

<p>bootable archive that contains an instance of an operating system and application programs for the use of a host</p>
</div>


<a name="id09913" shape="rect"></a>
<div class="topic">
<h3>boot loading; <em>pre-boot</em>; <em>preboot</em></h3>

<p>loading of software build, which performs the initial loading, from a computer's local non-volatile memory</p>
</div>


<a name="id020174" shape="rect"></a>
<div class="topic">
<h3>boot memory</h3>

<p>external memory that provides a method to automatically load a program into the internal memory of a digital signal processor (DSP) after a power-up or software reset</p>
</div>


<a name="id08540" shape="rect"></a>
<div class="topic">
<h3>boot monitor; <em>boot program</em></h3>

<p>program carrying out the boot</p>
</div>


<a name="p2xhtm-repid-1812" shape="rect"></a>
<div class="topic">
<h3>boot program</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08540#id08540" onclick="sync(this);return true" shape="rect">See boot monitor</a></p>
</div>


<a name="id09827" shape="rect"></a>
<div class="topic">
<h3>bootable archive; <em>system image</em>; <em>boot archive</em>; <em>bootfile</em>; <em>flash boot</em></h3>

<p>executable file which contains a configured version of the operating system and possibly some user-defined applications</p>
</div>


<a name="p2xhtm-repid-1814" shape="rect"></a>
<div class="topic">
<h3>bootfile</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09827#id09827" onclick="sync(this);return true" shape="rect">See bootable archive</a></p>
</div>


<a name="p2xhtm-repid-1815" shape="rect"></a>
<div class="topic">
<h3>bootflash</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020173#id020173" onclick="sync(this);return true" shape="rect">See boot flash</a></p>
</div>


<a name="id09826" shape="rect"></a>
<div class="topic">
<h3>booting</h3>

<p>setting of computer to the state in which the initial loading can be started</p>
</div>


<a name="p2xhtm-repid-1817" shape="rect"></a>
<div class="topic">
<h3>BOOTP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010149#id010149" onclick="sync(this);return true" shape="rect">See bootstrap protocol</a></p>
</div>


<a name="p2xhtm-repid-1818" shape="rect"></a>
<div class="topic">
<h3>BOOTP client</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013395#id013395" onclick="sync(this);return true" shape="rect">See diskless host</a></p>
</div>


<a name="id018574" shape="rect"></a>
<div class="topic">
<h3>BOOTP relay agent; <em>relay agent</em></h3>

<p>Internet host or router that passes dynamic host configuration protocol (DHCP) messages between DHCP clients and DHCP servers</p>
</div>


<a name="p2xhtm-repid-1820" shape="rect"></a>
<div class="topic">
<h3>BOOTP 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=id013374#id013374" onclick="sync(this);return true" shape="rect">See bootstrap protocol server</a></p>
</div>


<a name="p2xhtm-repid-1821" shape="rect"></a>
<div class="topic">
<h3>BOOTPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013395#id013395" onclick="sync(this);return true" shape="rect">See diskless host</a></p>
</div>


<a name="p2xhtm-repid-1822" shape="rect"></a>
<div class="topic">
<h3>BOOTPS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013374#id013374" onclick="sync(this);return true" shape="rect">See bootstrap protocol server</a></p>
</div>


<a name="id013373" shape="rect"></a>
<div class="topic">
<h3>BOOTPS configuration file</h3>

<p>configuration file, located on a RAM disk of the host computer, which contains configuration data of interface computers of the host computer</p>
</div>


<a name="id013377" shape="rect"></a>
<div class="topic">
<h3>bootstrap</h3>

<p>to load and initialise the operating system on a computer</p>
</div>


<a name="id010149" shape="rect"></a>
<div class="topic">
<h3>bootstrap protocol; <em>BOOTP</em></h3>

<p>protocol used by a network node to determine the IP address of its Ethernet interfaces, in order to affect network booting</p>
</div>


<a name="p2xhtm-repid-1826" shape="rect"></a>
<div class="topic">
<h3>bootstrap protocol client</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013395#id013395" onclick="sync(this);return true" shape="rect">See diskless host</a></p>
</div>


<a name="id013374" shape="rect"></a>
<div class="topic">
<h3>bootstrap protocol server; <em>BOOTP server</em>; <em>BOOTPS</em></h3>

<p>server which supports the IP/UDP bootstrap protocol (BOOTP), allowing diskless hosts (BOOTP clients) to configure themselves to the IP network and find a remote IP host, from which they can load a bootable archive into their memory and execute it</p>
</div>


<a name="id016209" shape="rect"></a>
<div class="topic">
<h3>bootstrap provisioning</h3>

<p>provisioning where the terminal receives the settings for the first time</p>
</div>


<a name="id010647" shape="rect"></a>
<div class="topic">
<h3>bootstrapping</h3>

<p>loading of a program using a part of the program that has been loaded earlier or composing a programming language translator using the translated text as language</p>
</div>


<a name="p2xhtm-repid-1830" shape="rect"></a>
<div class="topic">
<h3>bootstrapping</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013440#id013440" onclick="sync(this);return true" shape="rect">See network booting</a></p>
</div>


<a name="p2xhtm-repid-1831" shape="rect"></a>
<div class="topic">
<h3>bootstrapping function</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020436#id020436" onclick="sync(this);return true" shape="rect">See bootstrapping server function</a></p>
</div>


<a name="id020436" shape="rect"></a>
<div class="topic">
<h3>bootstrapping server function; <em>bootstrapping function</em>; <em>BSF</em></h3>

<p>function which mutually authenticates with the user equipment (UE) by using the authentication and key agreement (AKA) procedure, and agrees on session keys that are then applied between the UE and an operator-controlled network application function (NAF)</p>
</div>


<a name="id08903" shape="rect"></a>
<div class="topic">
<h3>border gateway; <em>BG</em></h3>

<p>GPRS network element which ensures a secure connection between various PLMNs (public land mobile networks) over the inter-PLMN backbone network</p>
</div>


<a name="id09956" shape="rect"></a>
<div class="topic">
<h3>border gateway protocol; <em>BGP</em></h3>

<p>routing protocol that is used between autonomous systems to exchange network reachability information and that is designed to detect routing loops</p>
</div>


<a name="id09957" shape="rect"></a>
<div class="topic">
<h3>border gateway protocol 4; <em>BGP-4</em>; <em>BGP4</em></h3>

<p>version 4 of the border gateway protocol that supports classless interdomain routing and uses route aggregation mechanisms to reduce the size of routing tables</p>
</div>


<a name="id09958" shape="rect"></a>
<div class="topic">
<h3>border router; <em>area border router</em>; <em>BR</em>; <em>ABR</em></h3>

<p>router located on the border of one or more open shortest path first (OSPF) areas, which acts as a gateway between two or more open shortest path first areas and which connects those areas to the OSPF backbone network</p>
</div>


<a name="id013020" shape="rect"></a>
<div class="topic">
<h3>BORO</h3>

<p>barring of outgoing calls when roaming outside the country of the subscriber's home network</p>
</div>


<a name="p2xhtm-repid-1838" shape="rect"></a>
<div class="topic">
<h3>BOSS IZ</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014703#id014703" onclick="sync(this);return true" shape="rect">See business operation support systems input zone</a></p>
</div>


<a name="p2xhtm-repid-1839" shape="rect"></a>
<div class="topic">
<h3>bot</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010729#id010729" onclick="sync(this);return true" shape="rect">See spider</a></p>
</div>


<a name="p2xhtm-repid-1840" shape="rect"></a>
<div class="topic">
<h3>both party release</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02845#id02845" onclick="sync(this);return true" shape="rect">See last party release</a></p>
</div>


<a name="id03446" shape="rect"></a>
<div class="topic">
<h3>both-way; <em>two-way</em></h3>

<p>qualification applying to traffic which implies that the call set-ups occur in both directions</p>
</div>


<a name="id0327" shape="rect"></a>
<div class="topic">
<h3>both-way bundle</h3>

<p>bundle which transmits outgoing and incoming traffic of the exchange considered</p>
</div>


<a name="id0328" shape="rect"></a>
<div class="topic">
<h3>both-way circuit group; <em>mixed circuit group</em></h3>

<p>circuit group which transmits outgoing and incoming traffic of the exchange considered</p>
</div>


<a name="id026" shape="rect"></a>
<div class="topic">
<h3>bottom-up method</h3>

<p>technique in which the lowest levels of instructions are combined to form a higher-level operation, which in turn may be used in the formulation of even higher-level routines</p>
</div>


<a name="id09052" shape="rect"></a>
<div class="topic">
<h3>bound rate</h3>

<p>parameter that expresses the highest possible calling rate</p>
</div>


<a name="id018271" shape="rect"></a>
<div class="topic">
<h3>boundary node</h3>

<p>node that contains a collection of functions needed to interconnect the differentiated service (DS) domain to another DS domain or non-DS-capable domain</p>
</div>


<a name="id013022" shape="rect"></a>
<div class="topic">
<h3>BOZH</h3>

<p>barring of outgoing inter-zonal calls except those directed to the country of the subscriber's home network</p>
</div>


<a name="id013023" shape="rect"></a>
<div class="topic">
<h3>BOZIH</h3>

<p>barring of outgoing international calls except those directed to the country of the subscriber's home network, and barring of outgoing inter-zonal calls</p>
</div>


<a name="p2xhtm-repid-1849" shape="rect"></a>
<div class="topic">
<h3>BPF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015074#id015074" onclick="sync(this);return true" shape="rect">See Berkeley packet filter</a></p>
</div>


<a name="p2xhtm-repid-1850" shape="rect"></a>
<div class="topic">
<h3>BPSK</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06171#id06171" onclick="sync(this);return true" shape="rect">See binary phase shift keying</a></p>
</div>


<a name="p2xhtm-repid-1851" shape="rect"></a>
<div class="topic">
<h3>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=id015804#id015804" onclick="sync(this);return true" shape="rect">See base register</a></p>
</div>


<a name="p2xhtm-repid-1852" shape="rect"></a>
<div class="topic">
<h3>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=id09958#id09958" onclick="sync(this);return true" shape="rect">See border router</a></p>
</div>


<a name="p2xhtm-repid-1853" shape="rect"></a>
<div class="topic">
<h3>BRA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04794#id04794" onclick="sync(this);return true" shape="rect">See basic access</a></p>
</div>


<a name="id015356" shape="rect"></a>
<div class="topic">
<h3>branch</h3>

<p>cell or its sector which the mobile station can add to, replace, or delete from its active set of cells participating in soft handover</p>
</div>


<a name="id0195" shape="rect"></a>
<div class="topic">
<h3>branch</h3>

<p>channel in a multipoint connection</p>
</div>


<a name="id04890" shape="rect"></a>
<div class="topic">
<h3>branch</h3>

<p>select one from a number of alternative sets of instructions</p>
</div>


<a name="id06101" shape="rect"></a>
<div class="topic">
<h3>branching</h3>

<p>distribution of digital transmission channels to other transmission paths in chain and tree networks</p>
</div>


<a name="id09415" shape="rect"></a>
<div class="topic">
<h3>branching station</h3>

<p>station which distributes one or more transmission channels to other transmission paths</p>
</div>


<a name="id06373" shape="rect"></a>
<div class="topic">
<h3>branching table</h3>

<p>table which defines the branchings of an equipment stored in a non-volatile memory</p>
</div>


<a name="p2xhtm-repid-1860" shape="rect"></a>
<div class="topic">
<h3>break of 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=id05937#id05937" onclick="sync(this);return true" shape="rect">See interruption</a></p>
</div>


<a name="id010755" shape="rect"></a>
<div class="topic">
<h3>break-in/break-out</h3>

<p>service which provides a gateway function between a business group and the public telephone network (PSTN) or the integrated services digital network (ISDN)</p>
</div>


<a name="id016973" shape="rect"></a>
<div class="topic">
<h3>breakout gateway control function; <em>BGCF</em></h3>

<p>function that selects the network in which a PSTN/circuit-switched (CS) domain breakout will occur for the session</p>
</div>


<a name="id013024" shape="rect"></a>
<div class="topic">
<h3>BRI</h3>

<p>barring of registration of international forwarded-to number</p>
</div>


<a name="p2xhtm-repid-1864" shape="rect"></a>
<div class="topic">
<h3>BRI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04794#id04794" onclick="sync(this);return true" shape="rect">See basic access</a></p>
</div>


<a name="p2xhtm-repid-1865" shape="rect"></a>
<div class="topic">
<h3>BRI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09262#id09262" onclick="sync(this);return true" shape="rect">See basic rate interface</a></p>
</div>


<a name="id08008" shape="rect"></a>
<div class="topic">
<h3>bridge</h3>

<p>to transmit identical traffic on both the working and protection channels</p>
</div>


<a name="id09208" shape="rect"></a>
<div class="topic">
<h3>bridge</h3>

<p>gateway connecting and passing packets between two network segments in the same network</p>
</div>


<a name="id09416" shape="rect"></a>
<div class="topic">
<h3>bridge table; <em>bridging table</em></h3>

<p>table that identifies destination addresses known to exist in a network</p>
</div>


<a name="id016692" shape="rect"></a>
<div class="topic">
<h3>bridging</h3>

<p>connecting and passing packets between two network segments</p>
</div>


<a name="p2xhtm-repid-1870" shape="rect"></a>
<div class="topic">
<h3>bridging table</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09416#id09416" onclick="sync(this);return true" shape="rect">See bridge table</a></p>
</div>


<a name="id013025" shape="rect"></a>
<div class="topic">
<h3>BRIH</h3>

<p>barring of registration of international forwarded-to number except the number within the home public land mobile network (PLMN) country</p>
</div>


<a name="p2xhtm-repid-1872" shape="rect"></a>
<div class="topic">
<h3>broadband</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04663#id04663" onclick="sync(this);return true" shape="rect">See wideband</a></p>
</div>


<a name="id04375" shape="rect"></a>
<div class="topic">
<h3>broadband access</h3>

<p>ISDN access able to contain at least one channel capable of supporting a rate greater than the primary rate, or supporting an equivalent information transfer rate</p>
</div>


<a name="id04376" shape="rect"></a>
<div class="topic">
<h3>broadband communication channel</h3>

<p>specific portion of the information payload capacity, available to the user for ISDN services. A broadband communication channel exists only during a call, as set up by a signalling or administrative procedure</p>
</div>


<a name="p2xhtm-repid-1875" shape="rect"></a>
<div class="topic">
<h3>broadband connection</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05164#id05164" onclick="sync(this);return true" shape="rect">See multichannel connection</a></p>
</div>


<a name="id03993" shape="rect"></a>
<div class="topic">
<h3>broadband integrated services digital network; <em>broadband ISDN</em>; <em>integrated broadband communications network</em>; <em>B-ISDN</em>; <em>BISDN</em>; <em>BB-ISDN</em>; <em>IBCN</em></h3>

<p>integrated services network using ATM data transmission technology</p>
</div>


<a name="p2xhtm-repid-1877" shape="rect"></a>
<div class="topic">
<h3>broadband ISDN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03993#id03993" onclick="sync(this);return true" shape="rect">See broadband integrated services digital network</a></p>
</div>


<a name="id09207" shape="rect"></a>
<div class="topic">
<h3>broadband ISDN user's part; <em>B-ISUP</em>; <em>BISUP</em></h3>

<p>SS7 protocol that defines the signalling messages to control connections and services in B-ISDN</p>
</div>


<a name="id020912" shape="rect"></a>
<div class="topic">
<h3>broadband signalling connection control part; <em>SCCPb</em></h3>

<p>broadband version of the signalling connection control part (SCCP) which uses longer message structures than the SCCP</p>
</div>


<a name="id018303" shape="rect"></a>
<div class="topic">
<h3>broadband wireless access; <em>BWA</em></h3>

<p>wireless access in which the connection(s) capabilities are higher than the primary rate</p>
</div>


<a name="id04699" shape="rect"></a>
<div class="topic">
<h3>broadcast</h3>

<p>unidirectional distribution to several users</p>
</div>


<a name="id06548" shape="rect"></a>
<div class="topic">
<h3>broadcast</h3>

<p>switching mechanism for connecting an virtual container in an incoming signal to two or more output ports</p>
</div>


<a name="id09685" shape="rect"></a>
<div class="topic">
<h3>broadcast and unknown server; <em>BUS</em></h3>

<p>multicast server used in emulated local area networks (ELAN) that is used in flooding traffic addressed to an unknown destination and in multicasting and broadcasting of traffic to the appropriate clients</p>
</div>


<a name="id014173" shape="rect"></a>
<div class="topic">
<h3>broadcast channel; <em>BCH</em></h3>

<p>downlink transport channel that is used to broadcast system-specific and cell-specific information</p>
</div>


<a name="id04445" shape="rect"></a>
<div class="topic">
<h3>broadcast control channel; <em>BCCH</em></h3>

<p>channel from a base transceiver station to a mobile station used for transmission of messages to all mobile stations located in the base transceiver station area</p>
</div>


<a name="id018295" shape="rect"></a>
<div class="topic">
<h3>broadcast storm</h3>

<p>incorrect packet broadcast on a network that causes most hosts to respond all at once, typically with wrong answers that start the process over again</p>
</div>


<a name="id014172" shape="rect"></a>
<div class="topic">
<h3>broadcast/multicast control; <em>BMC</em></h3>

<p>sublayer of layer 2 in radio network controller (RNC) and mobile station (MS) devoted to broadcasting cell broadcast service (CBS) messages to mobile stations within a certain area of a PLMN</p>
</div>


<a name="p2xhtm-repid-1888" shape="rect"></a>
<div class="topic">
<h3>broadcasting</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04699#id04699" onclick="sync(this);return true" shape="rect">See broadcast</a></p>
</div>


<a name="id09209" shape="rect"></a>
<div class="topic">
<h3>broadcasting</h3>

<p>unidirectional transmission of data between a single sender and several unknown recipients</p>
</div>


<a name="id014686" shape="rect"></a>
<div class="topic">
<h3>browser</h3>

<p>software used to reproduce information pages with the user's equipment, for example, web and WAP pages</p>
</div>


<a name="p2xhtm-repid-1891" shape="rect"></a>
<div class="topic">
<h3>browser</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08295#id08295" onclick="sync(this);return true" shape="rect">See web browser</a></p>
</div>


<a name="id08278" shape="rect"></a>
<div class="topic">
<h3>browsing</h3>

<p>utilisation of the browser to reproduce information pages</p>
</div>


<a name="id014678" shape="rect"></a>
<div class="topic">
<h3>browsing session; <em>session</em></h3>

<p>session during which the user performs browsing</p>
</div>


<a name="id013026" shape="rect"></a>
<div class="topic">
<h3>BRZ</h3>

<p>barring of registration of inter-zonal forwarded-to number</p>
</div>


<a name="id013027" shape="rect"></a>
<div class="topic">
<h3>BRZH</h3>

<p>barring of registration of the inter-zonal forwarded-to number except the number within the home public land mobile network (PLMN) country</p>
</div>


<a name="p2xhtm-repid-1896" shape="rect"></a>
<div class="topic">
<h3>BS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011280#id011280" onclick="sync(this);return true" shape="rect">See billing system</a></p>
</div>


<a name="p2xhtm-repid-1897" shape="rect"></a>
<div class="topic">
<h3>BS</h3>

<p><a href="NED?action=retrieve&amp;identifier=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="p2xhtm-repid-1898" shape="rect"></a>
<div class="topic">
<h3>BS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03816#id03816" onclick="sync(this);return true" shape="rect">See base transceiver station</a></p>
</div>


<a name="p2xhtm-repid-1899" shape="rect"></a>
<div class="topic">
<h3>BS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021214#id021214" onclick="sync(this);return true" shape="rect">See backup server</a></p>
</div>


<a name="p2xhtm-repid-1900" shape="rect"></a>
<div class="topic">
<h3>BSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04439#id04439" onclick="sync(this);return true" shape="rect">See base station controller</a></p>
</div>


<a name="id011208" shape="rect"></a>
<div class="topic">
<h3>BSC id</h3>

<p>C-number of the base station controller which is a unique identification given by the logistics</p>
</div>


<a name="id05147" shape="rect"></a>
<div class="topic">
<h3>BSC number</h3>

<p>number identifying the base station controller (BSC) in a mobile services switching centre (MSC)</p>
</div>


<a name="p2xhtm-repid-1903" shape="rect"></a>
<div class="topic">
<h3>BSD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09828#id09828" onclick="sync(this);return true" shape="rect">See Berkeley standard distribution</a></p>
</div>


<a name="p2xhtm-repid-1904" shape="rect"></a>
<div class="topic">
<h3>BSD UNIX</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09828#id09828" onclick="sync(this);return true" shape="rect">See Berkeley standard distribution</a></p>
</div>


<a name="p2xhtm-repid-1905" shape="rect"></a>
<div class="topic">
<h3>BSF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020436#id020436" onclick="sync(this);return true" shape="rect">See bootstrapping server function</a></p>
</div>


<a name="p2xhtm-repid-1906" shape="rect"></a>
<div class="topic">
<h3>BSG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013009#id013009" onclick="sync(this);return true" shape="rect">See basic service group</a></p>
</div>


<a name="p2xhtm-repid-1907" shape="rect"></a>
<div class="topic">
<h3>BSGW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014340#id014340" onclick="sync(this);return true" shape="rect">See base station gateway</a></p>
</div>


<a name="p2xhtm-repid-1908" shape="rect"></a>
<div class="topic">
<h3>BSIC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05218#id05218" onclick="sync(this);return true" shape="rect">See base station identity code</a></p>
</div>


<a name="p2xhtm-repid-1909" shape="rect"></a>
<div class="topic">
<h3>BSN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0991#id0991" onclick="sync(this);return true" shape="rect">See backward sequence number</a></p>
</div>


<a name="p2xhtm-repid-1910" shape="rect"></a>
<div class="topic">
<h3>BSP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09825#id09825" onclick="sync(this);return true" shape="rect">See board support package</a></p>
</div>


<a name="p2xhtm-repid-1911" shape="rect"></a>
<div class="topic">
<h3>BSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04441#id04441" onclick="sync(this);return true" shape="rect">See base station system</a></p>
</div>


<a name="p2xhtm-repid-1912" shape="rect"></a>
<div class="topic">
<h3>BSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08399#id08399" onclick="sync(this);return true" shape="rect">See base station subsystem</a></p>
</div>


<a name="p2xhtm-repid-1913" shape="rect"></a>
<div class="topic">
<h3>BSS 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=id05222#id05222" onclick="sync(this);return true" shape="rect">See base station system application part</a></p>
</div>


<a name="id012573" shape="rect"></a>
<div class="topic">
<h3>BSS-A</h3>

<p>base station subsystem from which the mobile station is being handed over</p>
</div>


<a name="id012574" shape="rect"></a>
<div class="topic">
<h3>BSS-B</h3>

<p>base station subsystem (BSS) to which the mobile station is being handed over</p>
</div>


<a name="p2xhtm-repid-1916" shape="rect"></a>
<div class="topic">
<h3>BSSAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05222#id05222" onclick="sync(this);return true" shape="rect">See base station system application part</a></p>
</div>


<a name="id011744" shape="rect"></a>
<div class="topic">
<h3>BSSAP version</h3>

<p>unique number which identifies a base station system application part (BSSAP) service profile description</p>
</div>


<a name="id014769" shape="rect"></a>
<div class="topic">
<h3>BSSAP'</h3>

<p>non-standard base station system application part (BSSAP) that is used between the mobile services switching centre (MSC) and Multimedia Gateway Rel.99 (MGW)</p>
</div>


<a name="p2xhtm-repid-1919" shape="rect"></a>
<div class="topic">
<h3>BSSGP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08962#id08962" onclick="sync(this);return true" shape="rect">See base station system GPRS protocol</a></p>
</div>


<a name="id08963" shape="rect"></a>
<div class="topic">
<h3>BSSGP virtual connection; <em>BVC</em></h3>

<p>end-to-end virtual communication path between remote network service user entities</p>
</div>


<a name="id08964" shape="rect"></a>
<div class="topic">
<h3>BSSGP virtual connection identifier; <em>BVCI</em></h3>

<p>identifier of a BSSGP virtual connection (BVC), having end-to-end significance across the Gb interface</p>
</div>


<a name="p2xhtm-repid-1922" shape="rect"></a>
<div class="topic">
<h3>BSSGP virtual connection management</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011281#id011281" onclick="sync(this);return true" shape="rect">See BVC management</a></p>
</div>


<a name="p2xhtm-repid-1923" shape="rect"></a>
<div class="topic">
<h3>BSSMAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05132#id05132" onclick="sync(this);return true" shape="rect">See base station system management application part</a></p>
</div>


<a name="p2xhtm-repid-1924" shape="rect"></a>
<div class="topic">
<h3>BT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0810#id0810" onclick="sync(this);return true" shape="rect">See busy tone</a></p>
</div>


<a name="p2xhtm-repid-1925" shape="rect"></a>
<div class="topic">
<h3>BT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09687#id09687" onclick="sync(this);return true" shape="rect">See burst tolerance</a></p>
</div>


<a name="p2xhtm-repid-1926" shape="rect"></a>
<div class="topic">
<h3>BTO</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011743#id011743" onclick="sync(this);return true" shape="rect">See beginning tone</a></p>
</div>


<a name="p2xhtm-repid-1927" shape="rect"></a>
<div class="topic">
<h3>BTS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03816#id03816" onclick="sync(this);return true" shape="rect">See base transceiver station</a></p>
</div>


<a name="id018402" shape="rect"></a>
<div class="topic">
<h3>BTS AAL2 multiplexing</h3>

<p>feature that improves the statistical multiplexing gain in the ATM adaptation layer type 2 (AAL2)</p>
</div>


<a name="id08856" shape="rect"></a>
<div class="topic">
<h3>BTS alarm handling; <em>handling of BTS alarms</em></h3>

<p>part of radio network maintenance in base station controller (BSC) which collects fault indications of the system, handles them, activates the radio network recovery when needed so that the automatic recovery actions are started, and informs the user of the faults by alarm reports</p>
</div>


<a name="id016113" shape="rect"></a>
<div class="topic">
<h3>BTS diagnostics</h3>

<p>combination of tools in a base transceiver station (BTS) to determine an actual fault with the rule mechanism</p>
</div>


<a name="p2xhtm-repid-1931" shape="rect"></a>
<div class="topic">
<h3>BTS EM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018324#id018324" onclick="sync(this);return true" shape="rect">See BTS manager</a></p>
</div>


<a name="id08857" shape="rect"></a>
<div class="topic">
<h3>BTS fault recovery; <em>BTS recovery</em></h3>

<p>part of radio network maintenance in base station controller (BSC) which minimises the effect of faults in the radio network on the service level provided by the base station system (BSS) and which controls initialisations when there are resets and restarts in the BSS radio network</p>
</div>


<a name="id016080" shape="rect"></a>
<div class="topic">
<h3>BTS integrated AXC</h3>

<p>ATM cross-connect (AXC) connecting the base transceiver station (BTS) to the radio network controller (RNC) through the Iub interface via standard PDH and SDH interfaces</p>
</div>


<a name="id018324" shape="rect"></a>
<div class="topic">
<h3>BTS manager; <em>base station element manager</em>; <em>BTS EM</em></h3>

<p>element manager that is used to monitor and control a base transceiver station</p>
</div>


<a name="id05148" shape="rect"></a>
<div class="topic">
<h3>BTS number</h3>

<p>number identifying the base transceiver station (BTS) in a mobile services switching centre (MSC)</p>
</div>


<a name="id09012" shape="rect"></a>
<div class="topic">
<h3>BTS radio resource indication</h3>

<p>procedure used to inform a base station controller about the interference levels on idle and busy traffic channels of a transceiver</p>
</div>


<a name="p2xhtm-repid-1937" shape="rect"></a>
<div class="topic">
<h3>BTS recovery</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08857#id08857" onclick="sync(this);return true" shape="rect">See BTS fault recovery</a></p>
</div>


<a name="id09013" shape="rect"></a>
<div class="topic">
<h3>BTS site; <em>base transceiver station site</em></h3>

<p>entire base transceiver station site which includes all processor units such as the Operation and Maintenance Unit (OMU), Frame Unit (FU) and Carrier Unit (CU)</p>
</div>


<a name="id019055" shape="rect"></a>
<div class="topic">
<h3>BTS site rehosting</h3>

<p>moving the control of a BTS site from one radio network controller (RNC) or base station controller (BSC) to another</p>
</div>


<a name="id08858" shape="rect"></a>
<div class="topic">
<h3>BTS site type</h3>

<p>identification of the type of the BTS site</p>
</div>


<a name="p2xhtm-repid-1941" shape="rect"></a>
<div class="topic">
<h3>BU</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09041#id09041" onclick="sync(this);return true" shape="rect">See backup build</a></p>
</div>


<a name="p2xhtm-repid-1942" shape="rect"></a>
<div class="topic">
<h3>bubble help</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013529#id013529" onclick="sync(this);return true" shape="rect">See tooltip</a></p>
</div>


<a name="id014460" shape="rect"></a>
<div class="topic">
<h3>buddy-list</h3>

<p>list of user-selected contacts, which forms a named group (for example, family or chess mates) and which can be addressed by name for group communication</p>
</div>


<a name="id0648" shape="rect"></a>
<div class="topic">
<h3>buffer; <em>buffer memory</em>; <em>buffer storage</em></h3>

<p>memory area used to store data temporarily when the data is delivered at a different rate, at different time, or in different order than it was received</p>
</div>


<a name="id08232" shape="rect"></a>
<div class="topic">
<h3>buffer limit control; <em>message queue observation</em>; <em>BLC</em></h3>

<p>observation with a purpose to restrict the unit's load in different load situations and to prevent the message buffers from running out</p>
</div>


<a name="id010982" shape="rect"></a>
<div class="topic">
<h3>buffer limit control gate; <em>BLC gate</em></h3>

<p>threshold value for the number of unhandled messages which is used in buffer limit control in the message buffer area of a computer unit as the criterion of protective action</p>
</div>


<a name="id09686" shape="rect"></a>
<div class="topic">
<h3>buffer management</h3>

<p>function that selects which cells are dropped when there is congestion in the network element</p>
</div>


<a name="id013701" shape="rect"></a>
<div class="topic">
<h3>buffer management and scheduling</h3>

<p>traffic management feature which covers the buffer reservation rules and congestion control mechanisms, and the order for transmission of individual cells from the buffer</p>
</div>


<a name="p2xhtm-repid-1949" shape="rect"></a>
<div class="topic">
<h3>buffer memory</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0648#id0648" onclick="sync(this);return true" shape="rect">See buffer</a></p>
</div>


<a name="p2xhtm-repid-1950" shape="rect"></a>
<div class="topic">
<h3>buffer storage</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0648#id0648" onclick="sync(this);return true" shape="rect">See buffer</a></p>
</div>


<a name="p2xhtm-repid-1951" shape="rect"></a>
<div class="topic">
<h3>build</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03754#id03754" onclick="sync(this);return true" shape="rect">See software build</a></p>
</div>


<a name="p2xhtm-repid-1952" shape="rect"></a>
<div class="topic">
<h3>build type</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011253#id011253" onclick="sync(this);return true" shape="rect">See software build type</a></p>
</div>


<a name="p2xhtm-repid-1953" shape="rect"></a>
<div class="topic">
<h3>building</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09642#id09642" onclick="sync(this);return true" shape="rect">See software building</a></p>
</div>


<a name="id018308" shape="rect"></a>
<div class="topic">
<h3>building integrated timing schemes; <em>building integrated timing supply</em>; <em>synchronisation supply unit</em>; <em>BITS</em>; <em>SSU</em></h3>

<p>clock that provides and distributes timing to a wireline network's lower levels</p>
</div>


<a name="p2xhtm-repid-1955" shape="rect"></a>
<div class="topic">
<h3>building integrated timing supply</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018308#id018308" onclick="sync(this);return true" shape="rect">See building integrated timing schemes</a></p>
</div>


<a name="id04313" shape="rect"></a>
<div class="topic">
<h3>building of program block</h3>

<p>packaging of a program entity with the help of a building procedure file</p>
</div>


<a name="id03732" shape="rect"></a>
<div class="topic">
<h3>building procedure; <em>building procedure file</em></h3>

<p>command procedure which fetches the software modules with correct versions from the database, translates the source modules into object modules (OBJ), links the object modules together (LNK) and transforms them into loadable modules (IMG, MTF, MML)</p>
</div>


<a name="p2xhtm-repid-1958" shape="rect"></a>
<div class="topic">
<h3>building procedure 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=id03732#id03732" onclick="sync(this);return true" shape="rect">See building procedure</a></p>
</div>


<a name="id07489" shape="rect"></a>
<div class="topic">
<h3>built-out delay</h3>

<p>maximum variable transmission and processing delay that is permitted in a wideband network</p>
</div>


<a name="id012172" shape="rect"></a>
<div class="topic">
<h3>bulk bus</h3>

<p>logical message bus dedicated to massive data transmission (for example, loading messages)</p>
</div>


<a name="id013868" shape="rect"></a>
<div class="topic">
<h3>bulk deletion tool</h3>

<p>bulk tool used when services are deleted from several subscribers at the same time or when the whole service is withdrawn</p>
</div>


<a name="id09053" shape="rect"></a>
<div class="topic">
<h3>bulk info</h3>

<p>field in a call data message that determines if the standard ticket of case is created and saved when the link info is set</p>
</div>


<a name="id013869" shape="rect"></a>
<div class="topic">
<h3>bulk provision tool</h3>

<p>bulk tool used for the provisioning of prepaid service to several subscribers at the same time</p>
</div>


<a name="id013870" shape="rect"></a>
<div class="topic">
<h3>bulk tool</h3>

<p>service management tool used when it is necessary to handle several subscribers at the same time in the same way</p>
</div>


<a name="id015076" shape="rect"></a>
<div class="topic">
<h3>bump-in-the-stack; <em>BIS</em>; <em>BITS</em></h3>

<p>technique in which modules are inserted into the hosts, which snoop the data flow between a TCP/IPv4 module and network card driver modules, translate IPv4 into IPv6 and vice versa, and make the hosts self- translators</p>
</div>


<a name="id0370" shape="rect"></a>
<div class="topic">
<h3>bunched frame alignment signal</h3>

<p>frame alignment signal in which the signal elements occupy consecutive digit time slots</p>
</div>


<a name="id0385" shape="rect"></a>
<div class="topic">
<h3>bundle</h3>

<p>group of trunk circuits belonging to the same circuit group and having the same direction and the same supervisory signalling method (DX 200)</p>
</div>


<a name="id013379" shape="rect"></a>
<div class="topic">
<h3>bundling</h3>

<p>optional multiplexing operation in which more than one user's messages are carried in the same stream control transport protocol (SCTP) datagram</p>
</div>


<a name="id010740" shape="rect"></a>
<div class="topic">
<h3>bureau service</h3>

<p>customer service which consists of producing reports and listings for customers, preparing the printouts, and delivering them in a non-electronic way</p>
</div>


<a name="id04784" shape="rect"></a>
<div class="topic">
<h3>burst; <em>normal burst</em>; <em>active part of time-slot</em>; <em>NB</em></h3>

<p>period of modulated carrier less than one timeslot which forms the physical content of a timeslot</p>
</div>


<a name="id07001" shape="rect"></a>
<div class="topic">
<h3>burst</h3>

<p>sequence of a limited number of distinct pulses or an oscillation of limited duration</p>
</div>


<a name="id05662" shape="rect"></a>
<div class="topic">
<h3>burst sequence</h3>

<p>sequence of bursts during time shared operation, starting with a given base station and ending when transmission again starts from the same BTS</p>
</div>


<a name="id018757" shape="rect"></a>
<div class="topic">
<h3>burst synchronisation</h3>

<p>synchronisation of time division duplex (TDD) bursts by connecting several master radios with the synchronisation bus and selecting one of them to act as the synchronising master unit</p>
</div>


<a name="id09687" shape="rect"></a>
<div class="topic">
<h3>burst tolerance; <em>BT</em></h3>

<p>parameter defined by the ATM Forum for ATM traffic management determining the size of the maximum burst of contiguous cells that can be transmitted in variable bit rate (VBR) connections</p>
</div>


<a name="id09210" shape="rect"></a>
<div class="topic">
<h3>bursty traffic</h3>

<p>traffic which occasionally consists of large amounts of bits to be transferred, while at other times the connection is almost idle</p>
</div>


<a name="id0845" shape="rect"></a>
<div class="topic">
<h3>bus; <em>highway /US/</em></h3>

<p>common path within an apparatus or system or a group of parallel paths carrying messages from one computer to another</p>
</div>


<a name="p2xhtm-repid-1977" shape="rect"></a>
<div class="topic">
<h3>BUS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09685#id09685" onclick="sync(this);return true" shape="rect">See broadcast and unknown server</a></p>
</div>


<a name="id06139" shape="rect"></a>
<div class="topic">
<h3>bus network</h3>

<p>network in which connection between nodes is accomplished by connecting all nodes to a single transmission medium such as wire or fibre</p>
</div>


<a name="id010325" shape="rect"></a>
<div class="topic">
<h3>bus topology</h3>

<p>network topology using thin coaxial cable as a single cable trunk that connects one workstation to the next in a daisy chain configuration</p>
</div>


<a name="id05396" shape="rect"></a>
<div class="topic">
<h3>bus-type interface</h3>

<p>interface over which signals from a number of channels or equipment pass, separated by time division and uniquely identified by header information</p>
</div>


<a name="p2xhtm-repid-1981" shape="rect"></a>
<div class="topic">
<h3>business ACD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010741#id010741" onclick="sync(this);return true" shape="rect">See business automatic call distribution</a></p>
</div>


<a name="id010741" shape="rect"></a>
<div class="topic">
<h3>business automatic call distribution; <em>automatic call distribution for businesses</em>; <em>business ACD</em>; <em>ACD</em>; <em>BACD</em></h3>

<p>automatic call distribution in which incoming calls are distributed equally among a group of agents</p>
</div>


<a name="p2xhtm-repid-1983" shape="rect"></a>
<div class="topic">
<h3>business community</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016188#id016188" onclick="sync(this);return true" shape="rect">See network operator business community</a></p>
</div>


<a name="p2xhtm-repid-1984" shape="rect"></a>
<div class="topic">
<h3>Business Hall</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05748#id05748" onclick="sync(this);return true" shape="rect">See report group</a></p>
</div>


<a name="p2xhtm-repid-1985" shape="rect"></a>
<div class="topic">
<h3>business interest group index</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011905#id011905" onclick="sync(this);return true" shape="rect">See private numbering index</a></p>
</div>


<a name="id019558" shape="rect"></a>
<div class="topic">
<h3>business logic; <em>BL</em></h3>

<p>code that implements the functions or business rules of an application</p>
</div>


<a name="id013614" shape="rect"></a>
<div class="topic">
<h3>business management layer</h3>

<p>management layer which has responsibility for the total enterprise and is the layer at which agreements between operators are made</p>
</div>


<a name="id014703" shape="rect"></a>
<div class="topic">
<h3>business operation support systems input zone; <em>BOSS IZ</em></h3>

<p>one of the mPlatform zones, enabling interaction from service provider provisioning, legacy, and billing systems</p>
</div>


<a name="id03320" shape="rect"></a>
<div class="topic">
<h3>busy</h3>

<p>condition of a resource that is in use, following its seizure</p>
</div>


<a name="id01806" shape="rect"></a>
<div class="topic">
<h3>busy hour; <em>busy telephone traffic hour</em>; <em>BH</em></h3>

<p>continuous 60 minutes period lying wholly in the time interval concerned for which traffic load is greatest</p>
</div>


<a name="id019326" shape="rect"></a>
<div class="topic">
<h3>busy hour calls; <em>BHC</em></h3>

<p>number of calls during the busiest hour of a day</p>
</div>


<a name="id012074" shape="rect"></a>
<div class="topic">
<h3>busy hour service request; <em>BHSR</em></h3>

<p>number of new service invocations in a busy hour</p>
</div>


<a name="id015391" shape="rect"></a>
<div class="topic">
<h3>busy state</h3>

<p>state of an item in which it performs a required function for a user and for that reason is not accessible by other users</p>
</div>


<a name="p2xhtm-repid-1994" shape="rect"></a>
<div class="topic">
<h3>busy telephone traffic hour</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01806#id01806" onclick="sync(this);return true" shape="rect">See busy hour</a></p>
</div>


<a name="p2xhtm-repid-1995" shape="rect"></a>
<div class="topic">
<h3>busy test</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02506#id02506" onclick="sync(this);return true" shape="rect">See hunting</a></p>
</div>


<a name="id0810" shape="rect"></a>
<div class="topic">
<h3>busy tone; <em>engaged tone</em>; <em>BT</em></h3>

<p>tone advising the caller that the telephone equipment called is busy</p>
</div>


<a name="p2xhtm-repid-1997" shape="rect"></a>
<div class="topic">
<h3>buttcon</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019815#id019815" onclick="sync(this);return true" shape="rect">See icon button</a></p>
</div>


<a name="p2xhtm-repid-1998" shape="rect"></a>
<div class="topic">
<h3>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-1999" shape="rect"></a>
<div class="topic">
<h3>BVC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08963#id08963" onclick="sync(this);return true" shape="rect">See BSSGP virtual connection</a></p>
</div>


<a name="id011281" shape="rect"></a>
<div class="topic">
<h3>BVC management; <em>BSSGP virtual connection management</em></h3>

<p>function of the base station system GPRS protocol (BSSGP) responsible for the blocking, unblocking and reset of BSSGP virtual connections (BVC reset)</p>
</div>


<a name="p2xhtm-repid-2001" shape="rect"></a>
<div class="topic">
<h3>BVCI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08964#id08964" onclick="sync(this);return true" shape="rect">See BSSGP virtual connection identifier</a></p>
</div>


<a name="p2xhtm-repid-2002" shape="rect"></a>
<div class="topic">
<h3>BW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04917#id04917" onclick="sync(this);return true" shape="rect">See bandwidth</a></p>
</div>


<a name="p2xhtm-repid-2003" shape="rect"></a>
<div class="topic">
<h3>BWA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018303#id018303" onclick="sync(this);return true" shape="rect">See broadband wireless access</a></p>
</div>


<a name="p2xhtm-repid-2004" shape="rect"></a>
<div class="topic">
<h3>by-pass 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=id05638#id05638" onclick="sync(this);return true" shape="rect">See double telephone number</a></p>
</div>


<a name="p2xhtm-repid-2005" shape="rect"></a>
<div class="topic">
<h3>BYE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013988#id013988" onclick="sync(this);return true" shape="rect">See BYE message</a></p>
</div>


<a name="p2xhtm-repid-2006" shape="rect"></a>
<div class="topic">
<h3>BYE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014806#id014806" onclick="sync(this);return true" shape="rect">See goodbye RTCP packet</a></p>
</div>


<a name="id013988" shape="rect"></a>
<div class="topic">
<h3>BYE message; <em>BYE</em></h3>

<p>session initiation protocol (SIP) message which a client sends to the call agent to release the call</p>
</div>


<a name="p2xhtm-repid-2008" shape="rect"></a>
<div class="topic">
<h3>BYE 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=id014806#id014806" onclick="sync(this);return true" shape="rect">See goodbye RTCP packet</a></p>
</div>


<a name="id020651" shape="rect"></a>
<div class="topic">
<h3>bypass cross-connection</h3>

<p>cross-connection which can be used to bypass traffic through the unit transparently without terminating the signal</p>
</div>


<a name="id013380" shape="rect"></a>
<div class="topic">
<h3>bypassing</h3>

<p>replacing part of the trunk line with a data transmission network which can be, for example, IP based</p>
</div>


<a name="id0734" shape="rect"></a>
<div class="topic">
<h3>byte; <em>B</em></h3>

<p>series of bits with a defined length representing a unit of information</p>
</div>


<a name="id013581" shape="rect"></a>
<div class="topic">
<h3>byte basket unit; <em>waste basket</em>; <em>BBU</em></h3>

<p>unit to which a logical file can be connected, whereupon the data to be written in the logical file is deleted, but a successful write operation is reported to the software which sent the data</p>
</div>


<a name="id020161" shape="rect"></a>
<div class="topic">
<h3>byte interleaving</h3>

<p>technique for combining multiple digital signals on a byte-by-byte basis in the same digital bit stream</p>
</div>


<a name="id05007" shape="rect"></a>
<div class="topic">
<h3>byte string file</h3>

<p>file that has no record structure</p>
</div>


<a name="id06581" shape="rect"></a>
<div class="topic">
<h3>byte synchronous mapping</h3>

<p>synchronous mapping in which signals are processed byte by byte</p>
</div>


<a name="id08026" shape="rect"></a>
<div class="topic">
<h3>byte synchronous monitored mapping</h3>

<p>byte synchronous mapping in which the mapped signal is monitored</p>
</div>


<a name="id08027" shape="rect"></a>
<div class="topic">
<h3>byte synchronous terminated mapping</h3>

<p>byte synchronous mapping in which the frame of the mapped signal is terminated before mapping</p>
</div>


<a name="p2xhtm-repid-2018" shape="rect"></a>
<div class="topic">
<h3>byte timing</h3>

<p><a href="NED?action=retrieve&amp;identifier=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="id013381" shape="rect"></a>
<div class="topic">
<h3>bzip2</h3>

<p>public data compression algorithm maintained by Cygnus Software</p>
</div>
</div>
</div>
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