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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_13#ned_13" onclick="sync(this);return true" shape="rect">I</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>H</h2>

<a name="id03711" shape="rect"></a>
<div class="topic">
<h3>H-channel</h3>

<p>high-speed user information channel</p>
</div>


<a name="p2xhtm-repid-7175" shape="rect"></a>
<div class="topic">
<h3>H-CSCF</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014212#id014212" onclick="sync(this);return true" shape="rect">See home CSCF</a></p>
</div>


<a name="p2xhtm-repid-7176" shape="rect"></a>
<div class="topic">
<h3>H.245</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012591#id012591" onclick="sync(this);return true" shape="rect">See H.245 protocol</a></p>
</div>


<a name="id012591" shape="rect"></a>
<div class="topic">
<h3>H.245 protocol; <em>H.245</em></h3>

<p>control protocol for multimedia communication, used for negotiation of IP addresses over the IP trunk when a call is established</p>
</div>


<a name="id012598" shape="rect"></a>
<div class="topic">
<h3>H.248</h3>

<p>name for protocols used between elements of a physically decomposed multimedia gateway</p>
</div>


<a name="id020532" shape="rect"></a>
<div class="topic">
<h3>H.248 package; <em>package</em></h3>

<p>extension to H.248 protocols which defines additional properties, events, signals, statistics, and new error codes that may occur on terminations</p>
</div>


<a name="id016984" shape="rect"></a>
<div class="topic">
<h3>H.263</h3>

<p>low bit rate video-coding standard applicable to multimedia systems over various kinds of transport types, such as a public switched telephone network, narrowband and broadband integrated services digital network (N-ISDN, B-ISDN), local area network (LAN), and mobile network</p>
</div>


<a name="id014019" shape="rect"></a>
<div class="topic">
<h3>H.323</h3>

<p>ITU-T standard which serves as an umbrella for a set of standards defining real-time multimedia communications for packet-based networks, which is also called IP telephony</p>
</div>


<a name="id012592" shape="rect"></a>
<div class="topic">
<h3>H.323 gatekeeper</h3>

<p>gatekeeper which handles gateway tasks between the switched circuit network (SCN) and the IP network</p>
</div>


<a name="id012593" shape="rect"></a>
<div class="topic">
<h3>H.323 gateway</h3>

<p>gateway which provides real-time, two-way communications between H.323 terminals on the packet-switched network and other ITU terminals on a switched circuit network, or to another H.323 terminal</p>
</div>


<a name="id014808" shape="rect"></a>
<div class="topic">
<h3>H.324</h3>

<p>standard for analogue POTS telephone line based videoconferencing via modems</p>
</div>


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

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015435#id015435" onclick="sync(this);return true" shape="rect">See home agent</a></p>
</div>


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

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09725#id09725" onclick="sync(this);return true" shape="rect">See hardware abstraction layer</a></p>
</div>


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<div class="topic">
<h3>half duplex</h3>

<p>capable of transmitting data in only one direction at a time</p>
</div>


<a name="p2xhtm-repid-7188" shape="rect"></a>
<div class="topic">
<h3>half rate codec</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013416#id013416" onclick="sync(this);return true" shape="rect">See half rate speech codec</a></p>
</div>


<a name="id013416" shape="rect"></a>
<div class="topic">
<h3>half rate speech codec; <em>half rate codec</em></h3>

<p>codec which has a frame length of 112 bits and in which every frame is coded into one 14 octet buffer</p>
</div>


<a name="id011272" shape="rect"></a>
<div class="topic">
<h3>half rate traffic channel; <em>TCH/H</em></h3>

<p>channel that functions at 8 kbit/s</p>
</div>


<a name="id03410" shape="rect"></a>
<div class="topic">
<h3>half-byte; <em>nibble</em></h3>

<p>word comprising four bits</p>
</div>


<a name="p2xhtm-repid-7192" shape="rect"></a>
<div class="topic">
<h3>half-duplex</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04945#id04945" onclick="sync(this);return true" shape="rect">See simplex</a></p>
</div>


<a name="p2xhtm-repid-7193" shape="rect"></a>
<div class="topic">
<h3>half-loop loss</h3>

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


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<div class="topic">
<h3>hand; <em>hand process</em></h3>

<p>process controlled by the master of the process family</p>
</div>


<a name="id04326" shape="rect"></a>
<div class="topic">
<h3>hand group; <em>hand process group</em></h3>

<p>group of hands with similar characteristics doing the same task</p>
</div>


<a name="p2xhtm-repid-7196" shape="rect"></a>
<div class="topic">
<h3>hand process</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04325#id04325" onclick="sync(this);return true" shape="rect">See hand</a></p>
</div>


<a name="p2xhtm-repid-7197" shape="rect"></a>
<div class="topic">
<h3>hand process group</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04326#id04326" onclick="sync(this);return true" shape="rect">See hand group</a></p>
</div>


<a name="id04563" shape="rect"></a>
<div class="topic">
<h3>hand read</h3>

<p>special fastread, where the fastread is made through the database management system</p>
</div>


<a name="id015147" shape="rect"></a>
<div class="topic">
<h3>hand refreshing service</h3>

<p>feature which is used to supervise hands associated with a call</p>
</div>


<a name="id04327" shape="rect"></a>
<div class="topic">
<h3>hand's life focus</h3>

<p>focus of the process identifier of a hand, separating the reservation times of the hand from each other</p>
</div>


<a name="id011234" shape="rect"></a>
<div class="topic">
<h3>hand-held service terminal</h3>

<p>small service terminal that has a liquid crystal display (LCD) readout and a keyboard designed for managing transmission equipment in field conditions</p>
</div>


<a name="id09563" shape="rect"></a>
<div class="topic">
<h3>handle</h3>

<p>in a software control list, the identifier of a software component, placed in front of the component, which indicates its type</p>
</div>


<a name="id07029" shape="rect"></a>
<div class="topic">
<h3>handled call; <em>served call</em></h3>

<p>call which has come to an attendant through the automatic call distribution and which the attendant has handled</p>
</div>


<a name="p2xhtm-repid-7204" shape="rect"></a>
<div class="topic">
<h3>handling of BTS alarms</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08856#id08856" onclick="sync(this);return true" shape="rect">See BTS alarm handling</a></p>
</div>


<a name="p2xhtm-repid-7205" shape="rect"></a>
<div class="topic">
<h3>handling of error event</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014807#id014807" onclick="sync(this);return true" shape="rect">See handling of error event procedure</a></p>
</div>


<a name="id014807" shape="rect"></a>
<div class="topic">
<h3>handling of error event procedure; <em>handling of error event</em>; <em>error event handling</em></h3>

<p>procedure for controlling the information exchanged over the Iu interface related to the detection of a fault situation</p>
</div>


<a name="p2xhtm-repid-7207" shape="rect"></a>
<div class="topic">
<h3>HANDO</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03626#id03626" onclick="sync(this);return true" shape="rect">See handover</a></p>
</div>


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<div class="topic">
<h3>handoff /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=id03626#id03626" onclick="sync(this);return true" shape="rect">See handover</a></p>
</div>


<a name="p2xhtm-repid-7209" shape="rect"></a>
<div class="topic">
<h3>handoff gain /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=id011426#id011426" onclick="sync(this);return true" shape="rect">See handover gain</a></p>
</div>


<a name="p2xhtm-repid-7210" shape="rect"></a>
<div class="topic">
<h3>handoff loss /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=id011427#id011427" onclick="sync(this);return true" shape="rect">See handover loss</a></p>
</div>


<a name="id03626" shape="rect"></a>
<div class="topic">
<h3>handover; <em>handoff /US/</em>; <em>switching call in progress</em>; <em>HO</em>; <em>SCIP</em>; <em>HANDO</em></h3>

<p>action of switching a call in progress from one radio channel to another to secure the continuity of an established call</p>
</div>


<a name="id011235" shape="rect"></a>
<div class="topic">
<h3>handover control; <em>HOC</em>; <em>HC</em></h3>

<p>object in the BSDATA that contains parameters for controlling handover procedures in the base station system (BSS) radio network</p>
</div>


<a name="id011041" shape="rect"></a>
<div class="topic">
<h3>handover due to traffic load; <em>handover due to traffic reasons</em></h3>

<p>feature which enables load sharing between cells</p>
</div>


<a name="p2xhtm-repid-7214" shape="rect"></a>
<div class="topic">
<h3>handover due to traffic reasons</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011041#id011041" onclick="sync(this);return true" shape="rect">See handover due to traffic load</a></p>
</div>


<a name="id05227" shape="rect"></a>
<div class="topic">
<h3>handover execution</h3>

<p>signalling message sequence that causes the MS to continue the call in another predetermined cell</p>
</div>


<a name="id011426" shape="rect"></a>
<div class="topic">
<h3>handover gain; <em>handoff gain /US/</em></h3>

<p>gain factor (+) brought by handover to maintain specified reliability at the cell boundary</p>
</div>


<a name="id011427" shape="rect"></a>
<div class="topic">
<h3>handover loss; <em>handoff loss /US/</em></h3>

<p>loss factor (-) brought by handover to maintain specified reliability at the cell boundary</p>
</div>


<a name="id012594" shape="rect"></a>
<div class="topic">
<h3>handover observation</h3>

<p>observation performed to find out the reason for unsuccessful handovers that occurred in a cell</p>
</div>


<a name="id012595" shape="rect"></a>
<div class="topic">
<h3>handover observation report</h3>

<p>report that shows the handover types that a certain subscriber has made or the handover types that are associated with a certain cell</p>
</div>


<a name="id016466" shape="rect"></a>
<div class="topic">
<h3>handover optimisation</h3>

<p>common radio resource management (CRRM) function for prioritisation of the handover candidate cell list from user equipment, based on cell loads and the quality of service (QoS) required by the user</p>
</div>


<a name="id015368" shape="rect"></a>
<div class="topic">
<h3>handover path</h3>

<p>information indicating handover decision parameters which control the handover from the serving cell to a specified neighbouring cell</p>
</div>


<a name="id05230" shape="rect"></a>
<div class="topic">
<h3>handover strategy</h3>

<p>procedure defined by an algorithm that prescribes how handover shall be carried out for example handover to a cell which offers better signal strength or to a cell which allows communication with less power</p>
</div>


<a name="id04770" shape="rect"></a>
<div class="topic">
<h3>handover user part; <em>HUP</em></h3>

<p>user part which implements the signalling between the MTX exchange for the inter-exchange handover</p>
</div>


<a name="id019718" shape="rect"></a>
<div class="topic">
<h3>handover word; <em>HOW</em></h3>

<p>part of the GPS navigation message that includes a time of week count and is used to enable a GPS receiver to switch from the coarse acquisition code to the precision code</p>
</div>


<a name="id04469" shape="rect"></a>
<div class="topic">
<h3>hands free</h3>

<p>function which enables the conversion of a telephone to a loudspeaker telephone</p>
</div>


<a name="id010153" shape="rect"></a>
<div class="topic">
<h3>handshake; <em>handshaking</em></h3>

<p>procedure concerning authentication and settings carried out between two communicating systems prior to connection set-up to ensure transmission synchronisation</p>
</div>


<a name="p2xhtm-repid-7227" shape="rect"></a>
<div class="topic">
<h3>handshaking</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010153#id010153" onclick="sync(this);return true" shape="rect">See handshake</a></p>
</div>


<a name="id02600" shape="rect"></a>
<div class="topic">
<h3>handshaking</h3>

<p>test where a signal sent due to a function receives a response signal</p>
</div>


<a name="id09938" shape="rect"></a>
<div class="topic">
<h3>handshaking</h3>

<p>sequence of operations which the sending and receiving equipment or program use to ensure that they are ready to send and receive data</p>
</div>


<a name="id06065" shape="rect"></a>
<div class="topic">
<h3>handshaking disturbance</h3>

<p>disturbance where no answer is received to the start-up signal of a facility</p>
</div>


<a name="p2xhtm-repid-7231" shape="rect"></a>
<div class="topic">
<h3>HAP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016725#id016725" onclick="sync(this);return true" shape="rect">See high availability platform</a></p>
</div>


<a name="p2xhtm-repid-7232" shape="rect"></a>
<div class="topic">
<h3>hard coded</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020142#id020142" onclick="sync(this);return true" shape="rect">See hard-coded</a></p>
</div>


<a name="p2xhtm-repid-7233" shape="rect"></a>
<div class="topic">
<h3>hard handoff /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=id010122#id010122" onclick="sync(this);return true" shape="rect">See hard handover</a></p>
</div>


<a name="id010122" shape="rect"></a>
<div class="topic">
<h3>hard handover; <em>hard handoff /US/</em>; <em>HHO</em></h3>

<p>handover where all the old radio links in the user equipment (UE) are abandoned before the new radio links are established</p>
</div>


<a name="id020171" shape="rect"></a>
<div class="topic">
<h3>hard reset; <em>hardware reset</em></h3>

<p>reset that consists of a forced, immediate shutdown and restart of a computer by means of hardware</p>
</div>


<a name="id020142" shape="rect"></a>
<div class="topic">
<h3>hard-coded; <em>hard coded</em></h3>

<p>data value or behaviour that is written directly into a program, possibly in many places, where it cannot be easily modified</p>
</div>


<a name="id016170" shape="rect"></a>
<div class="topic">
<h3>hard-territory method</h3>

<p>method in which capacity reserved for non-real-time (NRT) traffic cannot be used by real-time (RT) traffic even if that type of traffic is about to exceed the set threshold</p>
</div>


<a name="id01534" shape="rect"></a>
<div class="topic">
<h3>hardware; <em>HW</em></h3>

<p>electronic equipment supporting data transmission and processing tasks, and the electrical and mechanical devices related to their operation</p>
</div>


<a name="id09725" shape="rect"></a>
<div class="topic">
<h3>hardware abstraction layer; <em>HAL</em></h3>

<p>abstraction layer which hides details and implementation differences of different plug-in units from the operating system kernel and other system software</p>
</div>


<a name="id015917" shape="rect"></a>
<div class="topic">
<h3>hardware acceleration; <em>HW acceleration</em></h3>

<p>using a special device instead of the central processing unit (CPU) for cryptographic operations in order to accelerate computing</p>
</div>


<a name="p2xhtm-repid-7241" shape="rect"></a>
<div class="topic">
<h3>hardware address</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09887#id09887" onclick="sync(this);return true" shape="rect">See MAC address</a></p>
</div>


<a name="id013739" shape="rect"></a>
<div class="topic">
<h3>hardware alarm</h3>

<p>alarm that informs the operating personnel about abnormal functioning of the hardware of the system detected by the hardware itself</p>
</div>


<a name="id09633" shape="rect"></a>
<div class="topic">
<h3>hardware block; <em>HW block</em>; <em>HWB</em></h3>

<p>part of hardware which is object for system and implementation design and which has specified functions and interfaces</p>
</div>


<a name="id010076" shape="rect"></a>
<div class="topic">
<h3>hardware component</h3>

<p>configurable part of hardware known by hardware configuration management</p>
</div>


<a name="id09627" shape="rect"></a>
<div class="topic">
<h3>hardware configuration</h3>

<p>part of system configuration that describes hardware</p>
</div>


<a name="id09617" shape="rect"></a>
<div class="topic">
<h3>hardware configuration management; <em>HCM</em>; <em>HWCMgmt</em></h3>

<p>configuration management for identifying the hardware configuration and systematically controlling the changes to the configuration</p>
</div>


<a name="id019091" shape="rect"></a>
<div class="topic">
<h3>hardware configuration manager; <em>HWCM</em></h3>

<p>configuration management tool which is used for browsing the hardware information of mobile networks</p>
</div>


<a name="id01847" shape="rect"></a>
<div class="topic">
<h3>hardware interrupt</h3>

<p>interrupt caused by hardware</p>
</div>


<a name="id018381" shape="rect"></a>
<div class="topic">
<h3>hardware inventory interface</h3>

<p>open CORBA-based interface which provides a third-party inventory management system with the hardware inventory data that has been uploaded from the network elements</p>
</div>


<a name="id018516" shape="rect"></a>
<div class="topic">
<h3>hardware inventory system</h3>

<p>operator's system for managing information related to the hardware components such as plug-in units, cartridges, and cabinets in their network elements</p>
</div>


<a name="p2xhtm-repid-7251" shape="rect"></a>
<div class="topic">
<h3>hardware item</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014573#id014573" onclick="sync(this);return true" shape="rect">See HW item</a></p>
</div>


<a name="id019092" shape="rect"></a>
<div class="topic">
<h3>hardware management; <em>HWM</em></h3>

<p>set of functions used for managing hardware installation, maintenance, and tracking</p>
</div>


<a name="id013740" shape="rect"></a>
<div class="topic">
<h3>hardware management node; <em>HMN</em></h3>

<p>basic component of the hardware management system (HMS) which implements the basic HMS functions</p>
</div>


<a name="id09812" shape="rect"></a>
<div class="topic">
<h3>hardware management system; <em>HMS</em></h3>

<p>management function which provides the communication means between the plug-in units that are used for transferring alarm signals, configuration data, control commands, and a limited amount of application data</p>
</div>


<a name="id013742" shape="rect"></a>
<div class="topic">
<h3>hardware management system bridge; <em>HMS bridge</em>; <em>HMSB</em></h3>

<p>hardware management node which is responsible for connecting two hardware management buses</p>
</div>


<a name="id013744" shape="rect"></a>
<div class="topic">
<h3>hardware management system interface; <em>HMS interface</em></h3>

<p>interface via which the applications can access the plug-in unit management functions which the hardware management system (HMS) provides, and communicate with the hardware management system microcontrollers and DMX and Chorus applications</p>
</div>


<a name="id013745" shape="rect"></a>
<div class="topic">
<h3>hardware management system master node; <em>HMS master node</em>; <em>HMSM</em></h3>

<p>hardware management node which is responsible for the network element wide hardware management system (HMS) functions and is located in the Operation and Maintenance Unit (OMU)</p>
</div>


<a name="id013747" shape="rect"></a>
<div class="topic">
<h3>hardware management system slave node; <em>HMS slave node</em>; <em>HMSS</em></h3>

<p>hardware management node which is responsible for the basic hardware management system (HMS) functions and is located on every A-series plug-in unit, except Network Element Management Unit (NEMU)</p>
</div>


<a name="p2xhtm-repid-7259" shape="rect"></a>
<div class="topic">
<h3>hardware register</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017045#id017045" onclick="sync(this);return true" shape="rect">See hardware repository</a></p>
</div>


<a name="p2xhtm-repid-7260" shape="rect"></a>
<div class="topic">
<h3>hardware reporting</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019086#id019086" onclick="sync(this);return true" shape="rect">See BCF hardware reporting</a></p>
</div>


<a name="id017045" shape="rect"></a>
<div class="topic">
<h3>hardware repository; <em>HW repository</em>; <em>hardware register</em></h3>

<p>part of the hardware management system which stores the hardware description data</p>
</div>


<a name="p2xhtm-repid-7262" shape="rect"></a>
<div class="topic">
<h3>hardware reset</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020171#id020171" onclick="sync(this);return true" shape="rect">See hard reset</a></p>
</div>


<a name="id09858" shape="rect"></a>
<div class="topic">
<h3>hardware supervision</h3>

<p>continuous supervision that relies on the configuration database and on routine tests executed on hardware components</p>
</div>


<a name="id015315" shape="rect"></a>
<div class="topic">
<h3>hardware supervision program</h3>

<p>program that detects hardware failures and reports them as alarms to the alarm system</p>
</div>


<a name="id011042" shape="rect"></a>
<div class="topic">
<h3>hardware-oriented circuit group blocking and unblocking reception; <em>HBUR</em></h3>

<p>procedure which handles the reception of the signalling system No.7 (SS7) hardware-oriented circuit group blocking and unblocking messages</p>
</div>


<a name="id011043" shape="rect"></a>
<div class="topic">
<h3>hardware-oriented circuit group blocking and unblocking sending; <em>HBUS</em></h3>

<p>procedure which handles the sending of the signalling system No.7 (SS7) hardware-oriented circuit group blocking and unblocking messages</p>
</div>


<a name="id05051" shape="rect"></a>
<div class="topic">
<h3>harmonic</h3>

<p>sinusoidal oscillation having a frequency which is an integral multiple of a fundamental frequency</p>
</div>


<a name="p2xhtm-repid-7268" shape="rect"></a>
<div class="topic">
<h3>HAS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018633#id018633" onclick="sync(this);return true" shape="rect">See high availability service</a></p>
</div>


<a name="p2xhtm-repid-7269" shape="rect"></a>
<div class="topic">
<h3>HAS API</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020318#id020318" onclick="sync(this);return true" shape="rect">See high-availability system application programming interface</a></p>
</div>


<a name="id020316" shape="rect"></a>
<div class="topic">
<h3>HAS command-line-based user interface; <em>HUI</em></h3>

<p>user interface on which the operator can use the services provided by the high availability services (HAS)</p>
</div>


<a name="id010538" shape="rect"></a>
<div class="topic">
<h3>hash; <em>hash value</em></h3>

<p>number generated by a hash function to indicate the position of a given item in storage</p>
</div>


<a name="id010539" shape="rect"></a>
<div class="topic">
<h3>hash function</h3>

<p>mathematical function which maps values from a large domain into a smaller range of values</p>
</div>


<a name="p2xhtm-repid-7273" shape="rect"></a>
<div class="topic">
<h3>hash value</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010538#id010538" onclick="sync(this);return true" shape="rect">See hash</a></p>
</div>


<a name="p2xhtm-repid-7274" shape="rect"></a>
<div class="topic">
<h3>hashed message authentication 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=id09972#id09972" onclick="sync(this);return true" shape="rect">See keyed-hashing for message authentication</a></p>
</div>


<a name="p2xhtm-repid-7275" shape="rect"></a>
<div class="topic">
<h3>HBA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020336#id020336" onclick="sync(this);return true" shape="rect">See host bus adapter</a></p>
</div>


<a name="p2xhtm-repid-7276" shape="rect"></a>
<div class="topic">
<h3>HBUR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011042#id011042" onclick="sync(this);return true" shape="rect">See hardware-oriented circuit group blocking and unblocking reception</a></p>
</div>


<a name="p2xhtm-repid-7277" shape="rect"></a>
<div class="topic">
<h3>HBUS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011043#id011043" onclick="sync(this);return true" shape="rect">See hardware-oriented circuit group blocking and unblocking sending</a></p>
</div>


<a name="p2xhtm-repid-7278" shape="rect"></a>
<div class="topic">
<h3>HC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011235#id011235" onclick="sync(this);return true" shape="rect">See handover control</a></p>
</div>


<a name="p2xhtm-repid-7279" shape="rect"></a>
<div class="topic">
<h3>HC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016195#id016195" onclick="sync(this);return true" shape="rect">See header compression</a></p>
</div>


<a name="p2xhtm-repid-7280" shape="rect"></a>
<div class="topic">
<h3>HCI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014127#id014127" onclick="sync(this);return true" shape="rect">See human-computer interaction</a></p>
</div>


<a name="p2xhtm-repid-7281" shape="rect"></a>
<div class="topic">
<h3>HCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09617#id09617" onclick="sync(this);return true" shape="rect">See hardware configuration management</a></p>
</div>


<a name="p2xhtm-repid-7282" shape="rect"></a>
<div class="topic">
<h3>HCS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06598#id06598" onclick="sync(this);return true" shape="rect">See higher-order path connection supervision</a></p>
</div>


<a name="id02541" shape="rect"></a>
<div class="topic">
<h3>HDB3 code; <em>high density bipolar 3 code</em></h3>

<p>pseudo-ternary code derived from the AMI code in which long zero sequences are broken by means of violation marks in such a way that the code can contain the maximum of three consecutive zeros</p>
</div>


<a name="p2xhtm-repid-7284" shape="rect"></a>
<div class="topic">
<h3>HDLC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0215#id0215" onclick="sync(this);return true" shape="rect">See HDLC protocol</a></p>
</div>


<a name="id015148" shape="rect"></a>
<div class="topic">
<h3>HDLC frame</h3>

<p>frame structure that consists of opening and closing flags, an address field, a control field, possibly an information field, and a frame checking sequence (FCS)</p>
</div>


<a name="id0215" shape="rect"></a>
<div class="topic">
<h3>HDLC protocol; <em>high-level data link control protocol</em>; <em>HDLC</em></h3>

<p>bit-oriented synchronous data link layer protocol governing the exchange of data over a single communication link</p>
</div>


<a name="p2xhtm-repid-7287" shape="rect"></a>
<div class="topic">
<h3>HDR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02665#id02665" onclick="sync(this);return true" shape="rect">See header</a></p>
</div>


<a name="p2xhtm-repid-7288" shape="rect"></a>
<div class="topic">
<h3>HDSL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08670#id08670" onclick="sync(this);return true" shape="rect">See high bit rate digital subscriber line</a></p>
</div>


<a name="p2xhtm-repid-7289" shape="rect"></a>
<div class="topic">
<h3>HE</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011428#id011428" onclick="sync(this);return true" shape="rect">See home environment</a></p>
</div>


<a name="p2xhtm-repid-7290" shape="rect"></a>
<div class="topic">
<h3>HE-VASP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012767#id012767" onclick="sync(this);return true" shape="rect">See home environment value-added service provider</a></p>
</div>


<a name="p2xhtm-repid-7291" shape="rect"></a>
<div class="topic">
<h3>HEA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id028#id028" onclick="sync(this);return true" shape="rect">See header</a></p>
</div>


<a name="id013748" shape="rect"></a>
<div class="topic">
<h3>head of line blocking; <em>HOL blocking</em></h3>

<p>blocking in which the whole queue is blocked if the first cell cannot be transmitted</p>
</div>


<a name="id02665" shape="rect"></a>
<div class="topic">
<h3>header; <em>heading</em>; <em>HDR</em></h3>

<p>information that precedes data</p>
</div>


<a name="id028" shape="rect"></a>
<div class="topic">
<h3>header; <em>header label</em>; <em>HEA</em></h3>

<p>label that precedes a file, volume, or message</p>
</div>


<a name="p2xhtm-repid-7295" shape="rect"></a>
<div class="topic">
<h3>header</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09202#id09202" onclick="sync(this);return true" shape="rect">See ATM cell header</a></p>
</div>


<a name="id016195" shape="rect"></a>
<div class="topic">
<h3>header compression; <em>HC</em></h3>

<p>method of reducing packet header size by removing the static header fields and by encoding the header fields with predictable changes</p>
</div>


<a name="id06702" shape="rect"></a>
<div class="topic">
<h3>header error control; <em>HEC</em></h3>

<p>in ATM, a method of checking and correcting an error in the ATM cell header</p>
</div>


<a name="id09448" shape="rect"></a>
<div class="topic">
<h3>header error correction coset function; <em>HEC coset function</em></h3>

<p>part of the algorithm, which is used to calculate HEC</p>
</div>


<a name="id015149" shape="rect"></a>
<div class="topic">
<h3>header file</h3>

<p>file that contains definitions for data types, constants, or function prototypes</p>
</div>


<a name="p2xhtm-repid-7300" shape="rect"></a>
<div class="topic">
<h3>header label</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id028#id028" onclick="sync(this);return true" shape="rect">See header</a></p>
</div>


<a name="id016196" shape="rect"></a>
<div class="topic">
<h3>header removal</h3>

<p>method of reducing the size of a packet by removing the transport and network level headers, such as RTP, UDP, and IP headers</p>
</div>


<a name="id09726" shape="rect"></a>
<div class="topic">
<h3>header translation</h3>

<p>function that changes the address of the ATM cell header so that incoming virtual link can be changed to other outgoing virtual link</p>
</div>


<a name="p2xhtm-repid-7303" shape="rect"></a>
<div class="topic">
<h3>heading</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id02665#id02665" onclick="sync(this);return true" shape="rect">See header</a></p>
</div>


<a name="id014569" shape="rect"></a>
<div class="topic">
<h3>heartbeat</h3>

<p>intermittent communication signal between paired nodes or processes to verify operations of the communication path and the paired nodes or processes</p>
</div>


<a name="p2xhtm-repid-7305" shape="rect"></a>
<div class="topic">
<h3>heartbeat 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="id018563" shape="rect"></a>
<div class="topic">
<h3>heartbeat acknowledgement; <em>heartbeat ACK</em>; <em>BEAT ACK</em></h3>

<p>signalling message that is used as a response to a received heartbeat message (BEAT)</p>
</div>


<a name="id015150" shape="rect"></a>
<div class="topic">
<h3>heartbeat message; <em>BEAT</em></h3>

<p>signalling message that is used to ensure that the peers are still available to each other</p>
</div>


<a name="p2xhtm-repid-7308" shape="rect"></a>
<div class="topic">
<h3>HEC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06702#id06702" onclick="sync(this);return true" shape="rect">See header error control</a></p>
</div>


<a name="p2xhtm-repid-7309" shape="rect"></a>
<div class="topic">
<h3>HEC coset 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=id09448#id09448" onclick="sync(this);return true" shape="rect">See header error correction coset function</a></p>
</div>


<a name="id06164" shape="rect"></a>
<div class="topic">
<h3>helical antenna; <em>helical-beam antenna</em></h3>

<p>antenna made of wire wound as a coil</p>
</div>


<a name="p2xhtm-repid-7311" shape="rect"></a>
<div class="topic">
<h3>helical-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=id06164#id06164" onclick="sync(this);return true" shape="rect">See helical antenna</a></p>
</div>


<a name="id09937" shape="rect"></a>
<div class="topic">
<h3>help desk</h3>

<p>consultation unit which serves the customers or the organisation's own personnel</p>
</div>


<a name="id015541" shape="rect"></a>
<div class="topic">
<h3>help interface</h3>

<p>interface to an object that gives the online help service to an application</p>
</div>


<a name="id019006" shape="rect"></a>
<div class="topic">
<h3>helpdesk SMS-requested provisioning</h3>

<p>provisioning in which the operator's helpdesk personnel requests the Nokia Terminal Management Server (NTMS) to provision a user by sending a special format SMS to NTMS</p>
</div>


<a name="id014570" shape="rect"></a>
<div class="topic">
<h3>helper library</h3>

<p>library that implements a reusable service that is used by several subsystems</p>
</div>


<a name="id0224" shape="rect"></a>
<div class="topic">
<h3>heterochronous</h3>

<p>essential characteristic of signals such that their corresponding significant instants occur at different nominal rates</p>
</div>


<a name="p2xhtm-repid-7317" shape="rect"></a>
<div class="topic">
<h3>heterosynchronous</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07481#id07481" onclick="sync(this);return true" shape="rect">See non-synchronous</a></p>
</div>


<a name="id012064" shape="rect"></a>
<div class="topic">
<h3>Hewlett-Packard Unix; <em>HP-UX</em></h3>

<p>Unix operating system (UNIX OS) that runs on Hewlett-Packard workstations</p>
</div>


<a name="p2xhtm-repid-7319" shape="rect"></a>
<div class="topic">
<h3>HHO</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010122#id010122" onclick="sync(this);return true" shape="rect">See hard handover</a></p>
</div>


<a name="id0225" shape="rect"></a>
<div class="topic">
<h3>hierarchic mutually synchronised network; <em>hierarchic mutually synchronized network /US/</em></h3>

<p>mutually synchronised network in which each clock is assigned a particular status which determines the degree of control it exerts over other clocks. The network operating frequency being a weighted mean of the natural frequencies of all the clocks</p>
</div>


<a name="p2xhtm-repid-7321" shape="rect"></a>
<div class="topic">
<h3>hierarchic mutually synchronized network /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0225#id0225" onclick="sync(this);return true" shape="rect">See hierarchic mutually synchronised network</a></p>
</div>


<a name="p2xhtm-repid-7322" shape="rect"></a>
<div class="topic">
<h3>hierarchic network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03986#id03986" onclick="sync(this);return true" shape="rect">See hierarchic synchronised network</a></p>
</div>


<a name="id03986" shape="rect"></a>
<div class="topic">
<h3>hierarchic synchronised network; <em>hierarchic synchronized network /US/</em>; <em>hierarchic network</em></h3>

<p>synchronised network in which each clock is assigned a particular status which determines the degree of control it exerts over the other clocks</p>
</div>


<a name="p2xhtm-repid-7324" shape="rect"></a>
<div class="topic">
<h3>hierarchic synchronized network /US/</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03986#id03986" onclick="sync(this);return true" shape="rect">See hierarchic synchronised network</a></p>
</div>


<a name="p2xhtm-repid-7325" shape="rect"></a>
<div class="topic">
<h3>hierarchical 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=id011121#id011121" onclick="sync(this);return true" shape="rect">See synchronous mode</a></p>
</div>


<a name="id04151" shape="rect"></a>
<div class="topic">
<h3>hierarchical structure</h3>

<p>structure of a system specification where partitioning and refinement allow views of the system at different levels of abstraction and detail</p>
</div>


<a name="id016725" shape="rect"></a>
<div class="topic">
<h3>high availability platform; <em>HAP</em></h3>

<p>platform designed for WAP gateways to prevent quality of service (QoS) losses caused by network element failures and to add scalability to the operator's WAP services</p>
</div>


<a name="id018633" shape="rect"></a>
<div class="topic">
<h3>high availability service; <em>HAS</em></h3>

<p>service that provides system supervision and recovery actions to maintain high availability</p>
</div>


<a name="id08670" shape="rect"></a>
<div class="topic">
<h3>high bit rate digital subscriber line; <em>high data rate digital subscriber line</em>; <em>HDSL</em></h3>

<p>broadband-technology-based digital subscriber line in which two copper cable pairs are used to carry out a high-rate symmetric digital subscriber connection</p>
</div>


<a name="id03484" shape="rect"></a>
<div class="topic">
<h3>high byte</h3>

<p>bits 8 through 15 of a 16-bit binary number</p>
</div>


<a name="id015879" shape="rect"></a>
<div class="topic">
<h3>high capacity frame relay terminal</h3>

<p>feature which implements the frame relay protocol preprocessing functions in the second generation SGSN</p>
</div>


<a name="p2xhtm-repid-7332" shape="rect"></a>
<div class="topic">
<h3>high data rate digital subscriber line</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08670#id08670" onclick="sync(this);return true" shape="rect">See high bit rate digital subscriber line</a></p>
</div>


<a name="p2xhtm-repid-7333" shape="rect"></a>
<div class="topic">
<h3>high density bipolar 3 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=id02541#id02541" onclick="sync(this);return true" shape="rect">See HDB3 code</a></p>
</div>


<a name="id011146" shape="rect"></a>
<div class="topic">
<h3>high layer compatibility; <em>HLC</em></h3>

<p>information element which provides a means for compatibility checking for the called subscriber by defining the characteristics of the terminal</p>
</div>


<a name="id01660" shape="rect"></a>
<div class="topic">
<h3>high level language; <em>high level programming language</em>; <em>HLL</em></h3>

<p>programming language that does not reflect the structure of any given computer or any given class of computers. The language is readily understandable to a human programmer, before being changed into a machine code that the computer can understand</p>
</div>


<a name="p2xhtm-repid-7336" shape="rect"></a>
<div class="topic">
<h3>high level programming language</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01660#id01660" onclick="sync(this);return true" shape="rect">See high level language</a></p>
</div>


<a name="id016640" shape="rect"></a>
<div class="topic">
<h3>high score</h3>

<p>on the Games channel, a ranking of players and their best scores</p>
</div>


<a name="id08864" shape="rect"></a>
<div class="topic">
<h3>high speed circuit switched data; <em>HSCSD</em></h3>

<p>base station system feature which provides accelerated data rates for end-user applications</p>
</div>


<a name="id014348" shape="rect"></a>
<div class="topic">
<h3>high speed downlink packet access; <em>HSDPA</em></h3>

<p>wideband code division multiple access (WCDMA) key feature which provides high data rate transmission in a CDMA downlink to support multimedia services</p>
</div>


<a name="id010155" shape="rect"></a>
<div class="topic">
<h3>high speed serial interface; <em>HSSI</em></h3>

<p>synchronous interface which supports high-speed bidirectional serial line connections and provides high-speed services for a large group of users</p>
</div>


<a name="id019169" shape="rect"></a>
<div class="topic">
<h3>high-availability cluster</h3>

<p>cluster of servers that have sufficient redundancy of software and hardware components, so that single points of failure do not disrupt computing services</p>
</div>


<a name="id020318" shape="rect"></a>
<div class="topic">
<h3>high-availability system application programming interface; <em>HAS API</em></h3>

<p>interface through which the HA-aware application uses services provided by the high availability services (HAS)</p>
</div>


<a name="p2xhtm-repid-7343" shape="rect"></a>
<div class="topic">
<h3>high-level data link control protocol</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0215#id0215" onclick="sync(this);return true" shape="rect">See HDLC protocol</a></p>
</div>


<a name="id013741" shape="rect"></a>
<div class="topic">
<h3>high-resolution timer service</h3>

<p>timer service with microsecond accuracy providing an application programming interface (API) which allows an application or a driver to set and reset a timer, and to wait until the specified timer expires</p>
</div>


<a name="id08048" shape="rect"></a>
<div class="topic">
<h3>higher-order assembler; <em>HOA</em></h3>

<p>function which is the combination of the higher-order path adaptation HPA and higher-order path termination HPT function and which assembles lower-order virtual containers (VC) into higher-order VCs</p>
</div>


<a name="p2xhtm-repid-7346" shape="rect"></a>
<div class="topic">
<h3>higher-order connection supervision</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06598#id06598" onclick="sync(this);return true" shape="rect">See higher-order path connection supervision</a></p>
</div>


<a name="id06592" shape="rect"></a>
<div class="topic">
<h3>higher-order path; <em>HO path</em>; <em>HP</em></h3>

<p>path used as the server-layer for transfer of lower order virtual containers</p>
</div>


<a name="id06595" shape="rect"></a>
<div class="topic">
<h3>higher-order path adaptation; <em>HPA</em></h3>

<p>adaptation in which a lower order virtual container is inserted in or extracted from a higher order virtual container</p>
</div>


<a name="id06597" shape="rect"></a>
<div class="topic">
<h3>higher-order path connection; <em>HPC</em></h3>

<p>connection for transfer of higher order virtual containers</p>
</div>


<a name="id06598" shape="rect"></a>
<div class="topic">
<h3>higher-order path connection supervision; <em>higher-order connection supervision</em>; <em>HCS</em></h3>

<p>connection supervision established with a higher-order path unequipped generator and a higher-order path overhead monitor</p>
</div>


<a name="id06594" shape="rect"></a>
<div class="topic">
<h3>higher-order path overhead monitor; <em>HPOM</em></h3>

<p>function which supervises the path overhead in a higher order virtual container without modifying it or terminating the path</p>
</div>


<a name="id06596" shape="rect"></a>
<div class="topic">
<h3>higher-order path termination; <em>HPT</em></h3>

<p>path termination which generates or removes higher order virtual container path overhead</p>
</div>


<a name="id06593" shape="rect"></a>
<div class="topic">
<h3>higher-order path unequipped generator; <em>HUG</em></h3>

<p>function which produces a higher-order virtual container consisting of an undefined payload and valid path overhead if a valid corresponding higher-order virtual container is missing at the output of a higher-order path connection</p>
</div>


<a name="id06599" shape="rect"></a>
<div class="topic">
<h3>higher-order virtual container; <em>HOVC</em></h3>

<p>virtual container which can be used in an STM-1 frame without other virtual containers</p>
</div>


<a name="id07647" shape="rect"></a>
<div class="topic">
<h3>highlight</h3>

<p>to mark a certain area or data in a program’s workspace by using a mouse or the keyboard</p>
</div>


<a name="p2xhtm-repid-7356" shape="rect"></a>
<div class="topic">
<h3>highlighted area</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019838#id019838" onclick="sync(this);return true" shape="rect">See selection</a></p>
</div>


<a name="p2xhtm-repid-7357" shape="rect"></a>
<div class="topic">
<h3>highlighted item</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019838#id019838" onclick="sync(this);return true" shape="rect">See selection</a></p>
</div>


<a name="p2xhtm-repid-7358" shape="rect"></a>
<div class="topic">
<h3>highway /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=id0845#id0845" onclick="sync(this);return true" shape="rect">See bus</a></p>
</div>


<a name="p2xhtm-repid-7359" shape="rect"></a>
<div class="topic">
<h3>highway PCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011236#id011236" onclick="sync(this);return true" shape="rect">See highway PCM circuit</a></p>
</div>


<a name="id011236" shape="rect"></a>
<div class="topic">
<h3>highway PCM circuit; <em>highway PCM</em></h3>

<p>submultiplexed PCM circuit on the Ater interface connecting the base station controller (BSC) to the transcoder unit</p>
</div>


<a name="id018642" shape="rect"></a>
<div class="topic">
<h3>hiragana</h3>

<p>Japanese system of syllabic writing based on Chinese cursive ideograms</p>
</div>


<a name="id07774" shape="rect"></a>
<div class="topic">
<h3>historical alarm</h3>

<p>alarm included in the alarm history</p>
</div>


<a name="id07772" shape="rect"></a>
<div class="topic">
<h3>historical alarm database</h3>

<p>database containing historical alarm records</p>
</div>


<a name="id07747" shape="rect"></a>
<div class="topic">
<h3>historical alarm record</h3>

<p>record containing the data of a single alarm in the alarm history</p>
</div>


<a name="p2xhtm-repid-7365" shape="rect"></a>
<div class="topic">
<h3>HIT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012141#id012141" onclick="sync(this);return true" shape="rect">See holistic integration tester</a></p>
</div>


<a name="id021203" shape="rect"></a>
<div class="topic">
<h3>HIT gateway; <em>HITGateway</em></h3>

<p>gateway which connects remote software management user inteface with the remote software management HIT (REMUHIT) and together with these software components makes it possible to run the HIT macros remotely via a Common Object Request Broker Architecture (CORBA) based interface</p>
</div>


<a name="p2xhtm-repid-7367" shape="rect"></a>
<div class="topic">
<h3>HITGateway</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021203#id021203" onclick="sync(this);return true" shape="rect">See HIT gateway</a></p>
</div>


<a name="id020247" shape="rect"></a>
<div class="topic">
<h3>hitless switchover</h3>

<p>switchover during which no Ethernet frame is lost</p>
</div>


<a name="p2xhtm-repid-7369" shape="rect"></a>
<div class="topic">
<h3>HLC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011146#id011146" onclick="sync(this);return true" shape="rect">See high layer compatibility</a></p>
</div>


<a name="p2xhtm-repid-7370" shape="rect"></a>
<div class="topic">
<h3>HLL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01660#id01660" onclick="sync(this);return true" shape="rect">See high level language</a></p>
</div>


<a name="p2xhtm-repid-7371" shape="rect"></a>
<div class="topic">
<h3>HLL</h3>

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


<a name="p2xhtm-repid-7372" shape="rect"></a>
<div class="topic">
<h3>HLR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04471#id04471" onclick="sync(this);return true" shape="rect">See home location register</a></p>
</div>


<a name="id011790" shape="rect"></a>
<div class="topic">
<h3>HLR data file</h3>

<p>file used as a temporary storage for the home location register (HLR) subscribers to be transferred from the source HLR to the target HLR</p>
</div>


<a name="id05226" shape="rect"></a>
<div class="topic">
<h3>HLR Mobile Subscriber Index; <em>HMSI</em></h3>

<p>internal index in home location register which identifies home subscribers uniquely in this register</p>
</div>


<a name="id013100" shape="rect"></a>
<div class="topic">
<h3>HLR of the subscriber A; <em>HLRA</em></h3>

<p>home location register of the calling subscriber</p>
</div>


<a name="id013101" shape="rect"></a>
<div class="topic">
<h3>HLR of the subscriber B; <em>HLRB</em></h3>

<p>home location register of the called subscriber</p>
</div>


<a name="id021208" shape="rect"></a>
<div class="topic">
<h3>HLR recovery controller; <em>HRC</em></h3>

<p>HLR recovery server function which offers a graphical user interface for configuring and monitoring the server</p>
</div>


<a name="id021209" shape="rect"></a>
<div class="topic">
<h3>HLR recovery server; <em>HRS</em></h3>

<p>server software that maintains the home location register's (HLR) subscriber data, handles MML commands that are sent via FTP or a socket connection, and performs activation of the HLR</p>
</div>


<a name="id011791" shape="rect"></a>
<div class="topic">
<h3>HLR splitting</h3>

<p>operation in which a number of subscribers are transferred from an existing home location register (HLR) to a new HLR when a new HLR is taken into use in the network</p>
</div>


<a name="id013129" shape="rect"></a>
<div class="topic">
<h3>HLR workstation; <em>HLR WS</em></h3>

<p>feature which allows the operator to investigate transferred and converted HLR data</p>
</div>


<a name="p2xhtm-repid-7381" shape="rect"></a>
<div class="topic">
<h3>HLR WS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013129#id013129" onclick="sync(this);return true" shape="rect">See HLR workstation</a></p>
</div>


<a name="p2xhtm-repid-7382" shape="rect"></a>
<div class="topic">
<h3>HLRA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013100#id013100" onclick="sync(this);return true" shape="rect">See HLR of the subscriber A</a></p>
</div>


<a name="p2xhtm-repid-7383" shape="rect"></a>
<div class="topic">
<h3>HLRB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013101#id013101" onclick="sync(this);return true" shape="rect">See HLR of the subscriber B</a></p>
</div>


<a name="id04470" shape="rect"></a>
<div class="topic">
<h3>Hm channel</h3>

<p>traffic channel with greater data transmission capacity than the Bm channel, for example 64 kbit/s speech, facsimile or fast data can be transmitted through this channel</p>
</div>


<a name="p2xhtm-repid-7385" shape="rect"></a>
<div class="topic">
<h3>HMA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05284#id05284" onclick="sync(this);return true" shape="rect">See human machine adaptation</a></p>
</div>


<a name="p2xhtm-repid-7386" shape="rect"></a>
<div class="topic">
<h3>HMAC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09972#id09972" onclick="sync(this);return true" shape="rect">See keyed-hashing for message authentication</a></p>
</div>


<a name="p2xhtm-repid-7387" shape="rect"></a>
<div class="topic">
<h3>HMI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04341#id04341" onclick="sync(this);return true" shape="rect">See man-machine interface</a></p>
</div>


<a name="p2xhtm-repid-7388" shape="rect"></a>
<div class="topic">
<h3>HMN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013740#id013740" onclick="sync(this);return true" shape="rect">See hardware management node</a></p>
</div>


<a name="p2xhtm-repid-7389" shape="rect"></a>
<div class="topic">
<h3>HMS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09812#id09812" onclick="sync(this);return true" shape="rect">See hardware management system</a></p>
</div>


<a name="id010077" shape="rect"></a>
<div class="topic">
<h3>HMS addressing</h3>

<p>method that hardware management system (HMS) uses to find a particular hardware component of component inside hardware component</p>
</div>


<a name="p2xhtm-repid-7391" shape="rect"></a>
<div class="topic">
<h3>HMS bridge</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013742#id013742" onclick="sync(this);return true" shape="rect">See hardware management system bridge</a></p>
</div>


<a name="p2xhtm-repid-7392" shape="rect"></a>
<div class="topic">
<h3>HMS 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=id013744#id013744" onclick="sync(this);return true" shape="rect">See hardware management system interface</a></p>
</div>


<a name="p2xhtm-repid-7393" shape="rect"></a>
<div class="topic">
<h3>HMS master node</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013745#id013745" onclick="sync(this);return true" shape="rect">See hardware management system master node</a></p>
</div>


<a name="id013746" shape="rect"></a>
<div class="topic">
<h3>HMS separation</h3>

<p>state in which the services of the hardware management system (HMS) are not fully available and network element recovery operations are disabled</p>
</div>


<a name="p2xhtm-repid-7395" shape="rect"></a>
<div class="topic">
<h3>HMS slave node</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013747#id013747" onclick="sync(this);return true" shape="rect">See hardware management system slave node</a></p>
</div>


<a name="p2xhtm-repid-7396" shape="rect"></a>
<div class="topic">
<h3>HMSB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013742#id013742" onclick="sync(this);return true" shape="rect">See hardware management system bridge</a></p>
</div>


<a name="p2xhtm-repid-7397" shape="rect"></a>
<div class="topic">
<h3>HMSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03808#id03808" onclick="sync(this);return true" shape="rect">See home mobile services switching centre</a></p>
</div>


<a name="p2xhtm-repid-7398" shape="rect"></a>
<div class="topic">
<h3>HMSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05226#id05226" onclick="sync(this);return true" shape="rect">See HLR Mobile Subscriber Index</a></p>
</div>


<a name="p2xhtm-repid-7399" shape="rect"></a>
<div class="topic">
<h3>HMSM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013745#id013745" onclick="sync(this);return true" shape="rect">See hardware management system master node</a></p>
</div>


<a name="p2xhtm-repid-7400" shape="rect"></a>
<div class="topic">
<h3>HMSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013747#id013747" onclick="sync(this);return true" shape="rect">See hardware management system slave node</a></p>
</div>


<a name="p2xhtm-repid-7401" shape="rect"></a>
<div class="topic">
<h3>HN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03929#id03929" onclick="sync(this);return true" shape="rect">See home network</a></p>
</div>


<a name="p2xhtm-repid-7402" shape="rect"></a>
<div class="topic">
<h3>HO</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03626#id03626" onclick="sync(this);return true" shape="rect">See handover</a></p>
</div>


<a name="p2xhtm-repid-7403" shape="rect"></a>
<div class="topic">
<h3>HO path</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06592#id06592" onclick="sync(this);return true" shape="rect">See higher-order path</a></p>
</div>


<a name="p2xhtm-repid-7404" shape="rect"></a>
<div class="topic">
<h3>HOA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08048#id08048" onclick="sync(this);return true" shape="rect">See higher-order assembler</a></p>
</div>


<a name="p2xhtm-repid-7405" shape="rect"></a>
<div class="topic">
<h3>HOC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id011235#id011235" onclick="sync(this);return true" shape="rect">See handover control</a></p>
</div>


<a name="p2xhtm-repid-7406" shape="rect"></a>
<div class="topic">
<h3>HOL blocking</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013748#id013748" onclick="sync(this);return true" shape="rect">See head of line blocking</a></p>
</div>


<a name="id02819" shape="rect"></a>
<div class="topic">
<h3>hold</h3>

<p>prevention of call release due to a call tracing request in cases where automatic A-subscriber number identification has failed</p>
</div>


<a name="p2xhtm-repid-7408" shape="rect"></a>
<div class="topic">
<h3>HOLD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04748#id04748" onclick="sync(this);return true" shape="rect">See call holding</a></p>
</div>


<a name="p2xhtm-repid-7409" shape="rect"></a>
<div class="topic">
<h3>hold for enquiry</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03048#id03048" onclick="sync(this);return true" shape="rect">See enquiry call</a></p>
</div>


<a name="id012264" shape="rect"></a>
<div class="topic">
<h3>hold provided indicator</h3>

<p>indicator sent in the forward direction to indicate that the connection will be held after the calling or called party has attempted to release the connection</p>
</div>


<a name="id03256" shape="rect"></a>
<div class="topic">
<h3>hold time; <em>user priority time</em></h3>

<p>time for which the user can hold or has held the starting of fault localisation initiated by the recovery system</p>
</div>


<a name="p2xhtm-repid-7412" shape="rect"></a>
<div class="topic">
<h3>hold-over 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=id08014#id08014" onclick="sync(this);return true" shape="rect">See holdover mode</a></p>
</div>


<a name="id010154" shape="rect"></a>
<div class="topic">
<h3>holddown</h3>

<p>state into which a route is placed so that routers will neither advertise the route nor accept advertisements about the route for a specific length of time called the holddown period</p>
</div>


<a name="p2xhtm-repid-7414" shape="rect"></a>
<div class="topic">
<h3>holding</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0315#id0315" onclick="sync(this);return true" shape="rect">See queue service</a></p>
</div>


<a name="id04831" shape="rect"></a>
<div class="topic">
<h3>holding time</h3>

<p>time between the seizure of a resource and its release</p>
</div>


<a name="p2xhtm-repid-7416" shape="rect"></a>
<div class="topic">
<h3>holdover</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08014#id08014" onclick="sync(this);return true" shape="rect">See holdover mode</a></p>
</div>


<a name="id08014" shape="rect"></a>
<div class="topic">
<h3>holdover mode; <em>hold-over mode</em>; <em>holdover</em></h3>

<p>operating condition of a clock which has lost its controlling reference input and is using stored data, acquired while in locked operation, to control its output</p>
</div>


<a name="p2xhtm-repid-7418" shape="rect"></a>
<div class="topic">
<h3>holistic integration test tool</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012141#id012141" onclick="sync(this);return true" shape="rect">See holistic integration tester</a></p>
</div>


<a name="id012141" shape="rect"></a>
<div class="topic">
<h3>holistic integration tester; <em>holistic integration test tool</em>; <em>HIT</em></h3>

<p>macro language which allows the writig of automatic tests and other macros</p>
</div>


<a name="id015435" shape="rect"></a>
<div class="topic">
<h3>home agent; <em>HA</em></h3>

<p>machine in the home network of the mobile host that encapsulates the incoming datagrams destined to the mobile host and sends them to the care-of address of the mobile host</p>
</div>


<a name="id013102" shape="rect"></a>
<div class="topic">
<h3>home area</h3>

<p>set of charging areas defined for a mobile subscriber</p>
</div>


<a name="id014212" shape="rect"></a>
<div class="topic">
<h3>home CSCF; <em>H-CSCF</em></h3>

<p>call state control function (CSCF) in the home domain or private domain</p>
</div>


<a name="id011428" shape="rect"></a>
<div class="topic">
<h3>home environment; <em>HE</em></h3>

<p>environment which is responsible for enabling a user to obtain mobile services in a consistent manner regardless of the user's location or terminal used within the limitations of the serving network and current terminal</p>
</div>


<a name="id012767" shape="rect"></a>
<div class="topic">
<h3>home environment value-added service provider; <em>HE-VASP</em></h3>

<p>value-added service provider (VASP) that has an agreement with the home environment to provide services</p>
</div>


<a name="p2xhtm-repid-7425" shape="rect"></a>
<div class="topic">
<h3>home exchange</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010778#id010778" onclick="sync(this);return true" shape="rect">See main exchange</a></p>
</div>


<a name="id04471" shape="rect"></a>
<div class="topic">
<h3>home location register; <em>HLR</em></h3>

<p>register of a mobile network where all subscriber parameters of a mobile subscriber are permanently stored</p>
</div>


<a name="id03584" shape="rect"></a>
<div class="topic">
<h3>home metering pulse</h3>

<p>metering pulse which is sent to a subscriber's call charge meters</p>
</div>


<a name="id03808" shape="rect"></a>
<div class="topic">
<h3>home mobile services switching centre; <em>home MSC</em>; <em>home mobile telephone exchange</em>; <em>HMSC</em>; <em>MTXH</em></h3>

<p>mobile services switching centre (MSC) where the mobile station is registered</p>
</div>


<a name="p2xhtm-repid-7429" shape="rect"></a>
<div class="topic">
<h3>home mobile telephone exchange</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03808#id03808" onclick="sync(this);return true" shape="rect">See home mobile services switching centre</a></p>
</div>


<a name="p2xhtm-repid-7430" shape="rect"></a>
<div class="topic">
<h3>home MSC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03808#id03808" onclick="sync(this);return true" shape="rect">See home mobile services switching centre</a></p>
</div>


<a name="id03929" shape="rect"></a>
<div class="topic">
<h3>home network; <em>home public land mobile network</em>; <em>home PLMN</em>; <em>HPLMN</em>; <em>HN</em></h3>

<p>mobile network in whose home location register a mobile subscriber is permanently registered at subscription</p>
</div>


<a name="id017577" shape="rect"></a>
<div class="topic">
<h3>home network operator</h3>

<p>network operator of the user's home network</p>
</div>


<a name="id08255" shape="rect"></a>
<div class="topic">
<h3>home page; <em>homepage</em></h3>

<p>most convenient information page to start the browsing of a certain site</p>
</div>


<a name="p2xhtm-repid-7434" shape="rect"></a>
<div class="topic">
<h3>home PLMN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03929#id03929" onclick="sync(this);return true" shape="rect">See home network</a></p>
</div>


<a name="p2xhtm-repid-7435" shape="rect"></a>
<div class="topic">
<h3>home public land mobile network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03929#id03929" onclick="sync(this);return true" shape="rect">See home network</a></p>
</div>


<a name="id015989" shape="rect"></a>
<div class="topic">
<h3>home serving area /US/</h3>

<p>geographical area defined by the mobile service provider where the end-users can place or receive calls without incurring roaming charges</p>
</div>


<a name="id03821" shape="rect"></a>
<div class="topic">
<h3>home subscriber</h3>

<p>subscriber of a specific mobile telephone exchange</p>
</div>


<a name="id013417" shape="rect"></a>
<div class="topic">
<h3>home subscriber server; <em>HSS</em></h3>

<p>master database for a given user, which is used for keeping a list of features and services associated with a user, and for tracking the location of and means of access for its users</p>
</div>


<a name="id011573" shape="rect"></a>
<div class="topic">
<h3>home tariffing</h3>

<p>service in which a user receives information about the tariffing of a call</p>
</div>


<a name="p2xhtm-repid-7440" shape="rect"></a>
<div class="topic">
<h3>homepage</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08255#id08255" onclick="sync(this);return true" shape="rect">See home page</a></p>
</div>


<a name="id020381" shape="rect"></a>
<div class="topic">
<h3>homing analysis</h3>

<p>analysis of the called subscriber number that is used to check if the homing feature is active and the number includes the prefix of a homing number</p>
</div>


<a name="id020382" shape="rect"></a>
<div class="topic">
<h3>homing number</h3>

<p>number that is used to route a homing prepaid (roaming) subscriber's calls to the subscriber's service control point (SCP) in the home network</p>
</div>


<a name="id020365" shape="rect"></a>
<div class="topic">
<h3>homing prepaid</h3>

<p>feature that enables a prepaid subscriber to use an originating prepaid service when roaming</p>
</div>


<a name="id020383" shape="rect"></a>
<div class="topic">
<h3>homing service triggering</h3>

<p>triggering that takes place in the home network and that is used to invoke the originating prepaid services provisioned to a subscriber</p>
</div>


<a name="id020384" shape="rect"></a>
<div class="topic">
<h3>homing triggering</h3>

<p>triggering that is used to route the calls related to IN-supported services to the home network</p>
</div>


<a name="id0228" shape="rect"></a>
<div class="topic">
<h3>homochronous</h3>

<p>essential characteristic of signals such that their corresponding significant instants have a constant, but uncontrolled, time relationship with each other</p>
</div>


<a name="id020248" shape="rect"></a>
<div class="topic">
<h3>hop</h3>

<p>intermediate connection in a string of connections linking two network devices and forming a passage for data packets between two adjacent network nodes</p>
</div>


<a name="id06166" shape="rect"></a>
<div class="topic">
<h3>hop</h3>

<p>transmission path from one point to another using freely propagating electromagnetic waves</p>
</div>


<a name="id020260" shape="rect"></a>
<div class="topic">
<h3>hop count</h3>

<p>routing metric which consists of the number of hops and which is used to measure the distance between a source and a destination</p>
</div>


<a name="id012265" shape="rect"></a>
<div class="topic">
<h3>hop counter</h3>

<p>signalling parameter sent in the forward direction to minimise the impact of looping</p>
</div>


<a name="p2xhtm-repid-7451" shape="rect"></a>
<div class="topic">
<h3>hop loss</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06168#id06168" onclick="sync(this);return true" shape="rect">See path attenuation</a></p>
</div>


<a name="p2xhtm-repid-7452" shape="rect"></a>
<div class="topic">
<h3>HOPG</h3>

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


<a name="p2xhtm-repid-7453" shape="rect"></a>
<div class="topic">
<h3>HOPI</h3>

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


<a name="id08865" shape="rect"></a>
<div class="topic">
<h3>hopping group</h3>

<p>set of radio time slots using the same mobile allocation and hopping sequence number in a cell</p>
</div>


<a name="p2xhtm-repid-7455" shape="rect"></a>
<div class="topic">
<h3>HOPS</h3>

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


<a name="id04577" shape="rect"></a>
<div class="topic">
<h3>horizontal partitioning</h3>

<p>dividing a file into parts in a way that the file records or groups of records form parts which are located at different points of a computer network according to their values</p>
</div>


<a name="id010669" shape="rect"></a>
<div class="topic">
<h3>horizontal scrolling; <em>panning</em></h3>

<p>scrolling that enables the user to scroll left and right to display information beyond the horizontal limits of the screen</p>
</div>


<a name="id017003" shape="rect"></a>
<div class="topic">
<h3>horizontally fragmented database</h3>

<p>database which is horizontally partitioned into a group of autonomous databases</p>
</div>


<a name="id010436" shape="rect"></a>
<div class="topic">
<h3>host; <em>host computer</em></h3>

<p>computer system on a network that provides the services and facilities used by other applications and servers</p>
</div>


<a name="id020336" shape="rect"></a>
<div class="topic">
<h3>host bus adapter; <em>HBA</em></h3>

<p>server add-on card controller which is used for connecting to external peripherals, mostly storage, via an attached transmission bus, for example a fibre channel</p>
</div>


<a name="p2xhtm-repid-7461" shape="rect"></a>
<div class="topic">
<h3>host computer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010436#id010436" onclick="sync(this);return true" shape="rect">See host</a></p>
</div>


<a name="id010670" shape="rect"></a>
<div class="topic">
<h3>host name</h3>

<p>name of a specific host on a specific network within the Internet, leftmost in the complete network domain name</p>
</div>


<a name="p2xhtm-repid-7463" shape="rect"></a>
<div class="topic">
<h3>hot backup</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015697#id015697" onclick="sync(this);return true" shape="rect">See online backup</a></p>
</div>


<a name="id09189" shape="rect"></a>
<div class="topic">
<h3>hot billing</h3>

<p>feature which enables the sending of charging records (CDR) generated for a call to the billing centre at once</p>
</div>


<a name="id09106" shape="rect"></a>
<div class="topic">
<h3>hot billing data saving; <em>hot data saving</em></h3>

<p>feature which enables sending of hot records to I/O- system, buffering of unsent records temporarily to RAM, and supervising of sending and buffering</p>
</div>


<a name="id017201" shape="rect"></a>
<div class="topic">
<h3>hot billing for all subscribers</h3>

<p>optional feature for transferring all charging data by using the enhanced GPRS tunnelling protocol (GTP'), and offering fallback saving if the GTP' transfer is not fast enough or does not work at all</p>
</div>


<a name="id013418" shape="rect"></a>
<div class="topic">
<h3>hot billing over TCP/IP</h3>

<p>hot billing in which the hot records are transferred immediately to the operator's post-processing system by using TCP/IP</p>
</div>


<a name="id013103" shape="rect"></a>
<div class="topic">
<h3>hot billing subscription</h3>

<p>subscription in which the charging information is updated quickly and the subscriber can check the current charging information, for example, via the Internet</p>
</div>


<a name="p2xhtm-repid-7469" shape="rect"></a>
<div class="topic">
<h3>hot CDR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08230#id08230" onclick="sync(this);return true" shape="rect">See hot charging record</a></p>
</div>


<a name="id08230" shape="rect"></a>
<div class="topic">
<h3>hot charging record; <em>hot record</em>; <em>hot CDR</em></h3>

<p>record which is formed by hot billing and sent immediately to the post-processing system</p>
</div>


<a name="id010437" shape="rect"></a>
<div class="topic">
<h3>hot data disk buffering</h3>

<p>feature which stores limited number of hot records to the CHC (charging handling computer) disk whenever there is a possibility of these records being lost</p>
</div>


<a name="p2xhtm-repid-7472" shape="rect"></a>
<div class="topic">
<h3>hot data 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=id09106#id09106" onclick="sync(this);return true" shape="rect">See hot billing data saving</a></p>
</div>


<a name="id09107" shape="rect"></a>
<div class="topic">
<h3>hot data transfer</h3>

<p>generic service providing fast and reliable data transfer with large capacity</p>
</div>


<a name="id013130" shape="rect"></a>
<div class="topic">
<h3>hot data transfer using COTS</h3>

<p>feature which is used to transfer data immediately from an exchange to a post-processing system via communication services offered by connection-oriented transport service (COTS)</p>
</div>


<a name="id012596" shape="rect"></a>
<div class="topic">
<h3>hot info</h3>

<p>information field in a raw data message which tells if a hot record is to be made</p>
</div>


<a name="id08671" shape="rect"></a>
<div class="topic">
<h3>hot insert</h3>

<p>feature which enables the detection, configuration and use of hardware that has been added to a node while it is actively running</p>
</div>


<a name="p2xhtm-repid-7477" shape="rect"></a>
<div class="topic">
<h3>hot line /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=id04586#id04586" onclick="sync(this);return true" shape="rect">See fixed destination call</a></p>
</div>


<a name="p2xhtm-repid-7478" shape="rect"></a>
<div class="topic">
<h3>hot record</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08230#id08230" onclick="sync(this);return true" shape="rect">See hot charging record</a></p>
</div>


<a name="id014571" shape="rect"></a>
<div class="topic">
<h3>hot redundant data</h3>

<p>synchronisation method for replicated application components where data is copied from an active component to spare component(s)</p>
</div>


<a name="id04763" shape="rect"></a>
<div class="topic">
<h3>hot reset</h3>

<p>fast restart of an unit during which code and records are not loaded</p>
</div>


<a name="id09859" shape="rect"></a>
<div class="topic">
<h3>hot restart</h3>

<p>fast restart of a computer without code and file loading</p>
</div>


<a name="id010723" shape="rect"></a>
<div class="topic">
<h3>hot spot</h3>

<p>area of a graphics object, or a section of text, that activates a function when selected</p>
</div>


<a name="p2xhtm-repid-7483" shape="rect"></a>
<div class="topic">
<h3>hot stand-by routing 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=id015152#id015152" onclick="sync(this);return true" shape="rect">See hot standby router protocol</a></p>
</div>


<a name="id01526" shape="rect"></a>
<div class="topic">
<h3>hot standby</h3>

<p>method of equipment redundancy in which two units are kept fully energised, so that if one fails, the other is readily available and immediately carries the signal</p>
</div>


<a name="id015152" shape="rect"></a>
<div class="topic">
<h3>hot standby router protocol; <em>hot stand-by routing protocol</em>; <em>HSRP</em></h3>

<p>protocol that creates a hot standby router group with a lead router that serves all packets sent to the hot standby address</p>
</div>


<a name="p2xhtm-repid-7486" shape="rect"></a>
<div class="topic">
<h3>hot swap</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020024#id020024" onclick="sync(this);return true" shape="rect">See hot swapping</a></p>
</div>


<a name="id020024" shape="rect"></a>
<div class="topic">
<h3>hot swapping; <em>hot swap</em></h3>

<p>substitution of a replacement unit in a system, where the substitution can be performed while the system is functioning normally</p>
</div>


<a name="p2xhtm-repid-7488" shape="rect"></a>
<div class="topic">
<h3>hot-standby operation</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01526#id01526" onclick="sync(this);return true" shape="rect">See hot standby</a></p>
</div>


<a name="p2xhtm-repid-7489" shape="rect"></a>
<div class="topic">
<h3>hotspot</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010842#id010842" onclick="sync(this);return true" shape="rect">See access zone</a></p>
</div>


<a name="p2xhtm-repid-7490" shape="rect"></a>
<div class="topic">
<h3>housekeeping digits</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0808#id0808" onclick="sync(this);return true" shape="rect">See service digits</a></p>
</div>


<a name="p2xhtm-repid-7491" shape="rect"></a>
<div class="topic">
<h3>HOVC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06599#id06599" onclick="sync(this);return true" shape="rect">See higher-order virtual container</a></p>
</div>


<a name="p2xhtm-repid-7492" shape="rect"></a>
<div class="topic">
<h3>HOW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019718#id019718" onclick="sync(this);return true" shape="rect">See handover word</a></p>
</div>


<a name="p2xhtm-repid-7493" shape="rect"></a>
<div class="topic">
<h3>howl-back</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07475#id07475" onclick="sync(this);return true" shape="rect">See regenerative feedback</a></p>
</div>


<a name="p2xhtm-repid-7494" shape="rect"></a>
<div class="topic">
<h3>howl-round</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07475#id07475" onclick="sync(this);return true" shape="rect">See regenerative feedback</a></p>
</div>


<a name="p2xhtm-repid-7495" shape="rect"></a>
<div class="topic">
<h3>howler</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05608#id05608" onclick="sync(this);return true" shape="rect">See howler tone</a></p>
</div>


<a name="id05608" shape="rect"></a>
<div class="topic">
<h3>howler tone; <em>howler</em></h3>

<p>tone sent to a subscriber's line when it has been left off-hook</p>
</div>


<a name="p2xhtm-repid-7497" shape="rect"></a>
<div class="topic">
<h3>HP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06592#id06592" onclick="sync(this);return true" shape="rect">See higher-order path</a></p>
</div>


<a name="p2xhtm-repid-7498" shape="rect"></a>
<div class="topic">
<h3>HP-UX</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012064#id012064" onclick="sync(this);return true" shape="rect">See Hewlett-Packard Unix</a></p>
</div>


<a name="p2xhtm-repid-7499" shape="rect"></a>
<div class="topic">
<h3>HPA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06595#id06595" onclick="sync(this);return true" shape="rect">See higher-order path adaptation</a></p>
</div>


<a name="p2xhtm-repid-7500" shape="rect"></a>
<div class="topic">
<h3>HPC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06597#id06597" onclick="sync(this);return true" shape="rect">See higher-order path connection</a></p>
</div>


<a name="p2xhtm-repid-7501" shape="rect"></a>
<div class="topic">
<h3>HPLMN</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03929#id03929" onclick="sync(this);return true" shape="rect">See home network</a></p>
</div>


<a name="p2xhtm-repid-7502" shape="rect"></a>
<div class="topic">
<h3>HPOM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06594#id06594" onclick="sync(this);return true" shape="rect">See higher-order path overhead monitor</a></p>
</div>


<a name="p2xhtm-repid-7503" shape="rect"></a>
<div class="topic">
<h3>HPT</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06596#id06596" onclick="sync(this);return true" shape="rect">See higher-order path termination</a></p>
</div>


<a name="p2xhtm-repid-7504" shape="rect"></a>
<div class="topic">
<h3>HRC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021208#id021208" onclick="sync(this);return true" shape="rect">See HLR recovery controller</a></p>
</div>


<a name="p2xhtm-repid-7505" shape="rect"></a>
<div class="topic">
<h3>HRS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id021209#id021209" onclick="sync(this);return true" shape="rect">See HLR recovery server</a></p>
</div>


<a name="p2xhtm-repid-7506" shape="rect"></a>
<div class="topic">
<h3>HSB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01526#id01526" onclick="sync(this);return true" shape="rect">See hot standby</a></p>
</div>


<a name="p2xhtm-repid-7507" shape="rect"></a>
<div class="topic">
<h3>HSB/E</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07416#id07416" onclick="sync(this);return true" shape="rect">See Enhanced Hot Standby</a></p>
</div>


<a name="p2xhtm-repid-7508" shape="rect"></a>
<div class="topic">
<h3>HSCSD</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08864#id08864" onclick="sync(this);return true" shape="rect">See high speed circuit switched data</a></p>
</div>


<a name="p2xhtm-repid-7509" shape="rect"></a>
<div class="topic">
<h3>HSDPA</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014348#id014348" onclick="sync(this);return true" shape="rect">See high speed downlink packet access</a></p>
</div>


<a name="p2xhtm-repid-7510" shape="rect"></a>
<div class="topic">
<h3>HSRC</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04349#id04349" onclick="sync(this);return true" shape="rect">See hypothetical signalling reference connection</a></p>
</div>


<a name="p2xhtm-repid-7511" shape="rect"></a>
<div class="topic">
<h3>HSRP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015152#id015152" onclick="sync(this);return true" shape="rect">See hot standby router protocol</a></p>
</div>


<a name="p2xhtm-repid-7512" shape="rect"></a>
<div class="topic">
<h3>HSS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013417#id013417" onclick="sync(this);return true" shape="rect">See home subscriber server</a></p>
</div>


<a name="p2xhtm-repid-7513" shape="rect"></a>
<div class="topic">
<h3>HSSI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010155#id010155" onclick="sync(this);return true" shape="rect">See high speed serial interface</a></p>
</div>


<a name="p2xhtm-repid-7514" shape="rect"></a>
<div class="topic">
<h3>HTML</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id07609#id07609" onclick="sync(this);return true" shape="rect">See hypertext markup language</a></p>
</div>


<a name="id014128" shape="rect"></a>
<div class="topic">
<h3>HTML proto; <em>HTML prototype</em></h3>

<p>clickable web site entity, not integrated in any operational system</p>
</div>


<a name="p2xhtm-repid-7516" shape="rect"></a>
<div class="topic">
<h3>HTML prototype</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014128#id014128" onclick="sync(this);return true" shape="rect">See HTML proto</a></p>
</div>


<a name="p2xhtm-repid-7517" shape="rect"></a>
<div class="topic">
<h3>HTML/CGI application</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id014982#id014982" onclick="sync(this);return true" shape="rect">See CGI application</a></p>
</div>


<a name="p2xhtm-repid-7518" shape="rect"></a>
<div class="topic">
<h3>http address</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id010343#id010343" onclick="sync(this);return true" shape="rect">See URL address</a></p>
</div>


<a name="id013944" shape="rect"></a>
<div class="topic">
<h3>HTTP authentication; <em>HTTP-based authentication</em>; <em>HTTP basic authentication</em>; <em>user ID / password based authentication</em>; <em>web authentication</em></h3>

<p>authentication in which a user is authenticated with a user name and password using browsers</p>
</div>


<a name="p2xhtm-repid-7520" shape="rect"></a>
<div class="topic">
<h3>HTTP basic authentication</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013944#id013944" onclick="sync(this);return true" shape="rect">See HTTP authentication</a></p>
</div>


<a name="id018627" shape="rect"></a>
<div class="topic">
<h3>HTTP digest authentication</h3>

<p>HTTP authentication which verifies with a challenge-response mechanism that both parties to the communication know a shared secret, such as a password</p>
</div>


<a name="id019906" shape="rect"></a>
<div class="topic">
<h3>HTTP header</h3>

<p>header field given with or in relation to objects in HTTP, which specifies metadata about the object</p>
</div>


<a name="p2xhtm-repid-7523" shape="rect"></a>
<div class="topic">
<h3>HTTP header based authentication</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013944#id013944" onclick="sync(this);return true" shape="rect">See HTTP authentication</a></p>
</div>


<a name="id015725" shape="rect"></a>
<div class="topic">
<h3>HTTP interface</h3>

<p>interface via which a web browser can access the Internet</p>
</div>


<a name="id013749" shape="rect"></a>
<div class="topic">
<h3>HTTP object</h3>

<p>any item that a user can request and download from the web</p>
</div>


<a name="p2xhtm-repid-7526" shape="rect"></a>
<div class="topic">
<h3>HTTP over SSL</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012070#id012070" onclick="sync(this);return true" shape="rect">See secure HTTP</a></p>
</div>


<a name="p2xhtm-repid-7527" shape="rect"></a>
<div class="topic">
<h3>HTTP POST</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id018688#id018688" onclick="sync(this);return true" shape="rect">See HTTP POST request</a></p>
</div>


<a name="id018688" shape="rect"></a>
<div class="topic">
<h3>HTTP POST request; <em>HTTP POST</em></h3>

<p>request with which the origin server accepts the entity enclosed in the request as a new subordinate of the resource identified by the request uniform resource identifier (URI)</p>
</div>


<a name="id017583" shape="rect"></a>
<div class="topic">
<h3>HTTP proxy</h3>

<p>proxy for translating web pages for browsers that use the hypertext transfer protocol (HTTP)</p>
</div>


<a name="id018698" shape="rect"></a>
<div class="topic">
<h3>HTTP request</h3>

<p>request for content which uses HTTP</p>
</div>


<a name="id013750" shape="rect"></a>
<div class="topic">
<h3>HTTP server</h3>

<p>web server that utilises the hypertext transfer protocol (HTTP)</p>
</div>


<a name="p2xhtm-repid-7532" shape="rect"></a>
<div class="topic">
<h3>HTTP-based authentication</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id013944#id013944" onclick="sync(this);return true" shape="rect">See HTTP authentication</a></p>
</div>


<a name="p2xhtm-repid-7533" shape="rect"></a>
<div class="topic">
<h3>HTTPS</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012070#id012070" onclick="sync(this);return true" shape="rect">See secure HTTP</a></p>
</div>


<a name="id09449" shape="rect"></a>
<div class="topic">
<h3>hub</h3>

<p>in a network, a device joining communication lines at a central location, providing a common connection to all devices on the network</p>
</div>


<a name="p2xhtm-repid-7535" shape="rect"></a>
<div class="topic">
<h3>hub-and-spoke topology</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id08495#id08495" onclick="sync(this);return true" shape="rect">See star topology</a></p>
</div>


<a name="p2xhtm-repid-7536" shape="rect"></a>
<div class="topic">
<h3>HUG</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id06593#id06593" onclick="sync(this);return true" shape="rect">See higher-order path unequipped generator</a></p>
</div>


<a name="p2xhtm-repid-7537" shape="rect"></a>
<div class="topic">
<h3>HUI</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020316#id020316" onclick="sync(this);return true" shape="rect">See HAS command-line-based user interface</a></p>
</div>


<a name="id05284" shape="rect"></a>
<div class="topic">
<h3>human machine adaptation; <em>HMA</em></h3>

<p>functional component which performs the conversion from the "q3" information model to the "f" information model (it masks some data, it adds information, and reorganises the whole), and vice versa. In addition, it supports the authentication and authorisation of the user.</p>
</div>


<a name="id014127" shape="rect"></a>
<div class="topic">
<h3>human-computer interaction; <em>HCI</em></h3>

<p>discipline concerned with the design, evaluation, and implementation of interactive computing systems for human use and with the study of major phenomena surrounding them</p>
</div>


<a name="p2xhtm-repid-7540" shape="rect"></a>
<div class="topic">
<h3>human-machine 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=id04341#id04341" onclick="sync(this);return true" shape="rect">See man-machine interface</a></p>
</div>


<a name="id03294" shape="rect"></a>
<div class="topic">
<h3>hundred group</h3>

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


<a name="p2xhtm-repid-7542" shape="rect"></a>
<div class="topic">
<h3>hunt</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09226#id09226" onclick="sync(this);return true" shape="rect">See hunt state</a></p>
</div>


<a name="id09226" shape="rect"></a>
<div class="topic">
<h3>hunt state; <em>hunt</em></h3>

<p>part of cell delineation process, in which the header error control (HEC) value is calculated for a random sequence of 32 bits, then checked against assumed HEC</p>
</div>


<a name="p2xhtm-repid-7544" shape="rect"></a>
<div class="topic">
<h3>hunted route</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id0573#id0573" onclick="sync(this);return true" shape="rect">See subroute</a></p>
</div>


<a name="id02506" shape="rect"></a>
<div class="topic">
<h3>hunting; <em>busy test</em></h3>

<p>procedure for determining whether a traffic carrying resource or circuit is free and available for use</p>
</div>


<a name="id01135" shape="rect"></a>
<div class="topic">
<h3>hunting group</h3>

<p>group of circuits in a circuit group hunted all at once</p>
</div>


<a name="p2xhtm-repid-7547" shape="rect"></a>
<div class="topic">
<h3>hunting group</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id03189#id03189" onclick="sync(this);return true" shape="rect">See line hunting</a></p>
</div>


<a name="p2xhtm-repid-7548" shape="rect"></a>
<div class="topic">
<h3>hunting group call 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=id02854#id02854" onclick="sync(this);return true" shape="rect">See group call number</a></p>
</div>


<a name="id012095" shape="rect"></a>
<div class="topic">
<h3>hunting group number</h3>

<p>common call number assigned to the members of a hunting group</p>
</div>


<a name="id012096" shape="rect"></a>
<div class="topic">
<h3>hunting group service</h3>

<p>IN supported service that allows several numbers to be hunted when a hunting group number is called</p>
</div>


<a name="id05422" shape="rect"></a>
<div class="topic">
<h3>hunting group with a position number</h3>

<p>hunting group formed of subscribers, the call number of which is a subscriber number belonging to one of the members</p>
</div>


<a name="id05423" shape="rect"></a>
<div class="topic">
<h3>hunting group without a position number</h3>

<p>hunting group formed of subscribers, the call number of which is a subscriber number without a position number</p>
</div>


<a name="id012097" shape="rect"></a>
<div class="topic">
<h3>hunting list</h3>

<p>list of subscriber numbers that is used in hunting</p>
</div>


<a name="p2xhtm-repid-7554" shape="rect"></a>
<div class="topic">
<h3>hunting method</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id05508#id05508" onclick="sync(this);return true" shape="rect">See selection method</a></p>
</div>


<a name="id012098" shape="rect"></a>
<div class="topic">
<h3>hunting number</h3>

<p>number on a hunting list to which connection is attempted when a call is made to the group call number</p>
</div>


<a name="id011924" shape="rect"></a>
<div class="topic">
<h3>hunting service</h3>

<p>IN supported service that consists of a sequence of routing functions in order to reach the subscriber</p>
</div>


<a name="p2xhtm-repid-7557" shape="rect"></a>
<div class="topic">
<h3>HUP</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id04770#id04770" onclick="sync(this);return true" shape="rect">See handover user part</a></p>
</div>


<a name="p2xhtm-repid-7558" shape="rect"></a>
<div class="topic">
<h3>HW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id01534#id01534" onclick="sync(this);return true" shape="rect">See hardware</a></p>
</div>


<a name="p2xhtm-repid-7559" shape="rect"></a>
<div class="topic">
<h3>HW</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016026#id016026" onclick="sync(this);return true" shape="rect">See use of hardware CDR</a></p>
</div>


<a name="p2xhtm-repid-7560" shape="rect"></a>
<div class="topic">
<h3>HW acceleration</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id015917#id015917" onclick="sync(this);return true" shape="rect">See hardware acceleration</a></p>
</div>


<a name="p2xhtm-repid-7561" shape="rect"></a>
<div class="topic">
<h3>HW block</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09633#id09633" onclick="sync(this);return true" shape="rect">See hardware block</a></p>
</div>


<a name="p2xhtm-repid-7562" shape="rect"></a>
<div class="topic">
<h3>HW CDR</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id016026#id016026" onclick="sync(this);return true" shape="rect">See use of hardware CDR</a></p>
</div>


<a name="id013419" shape="rect"></a>
<div class="topic">
<h3>HW configuration management of IP products</h3>

<p>feature which defines a method to configure new hardware entities to the IP platform</p>
</div>


<a name="id017116" shape="rect"></a>
<div class="topic">
<h3>HW inventory</h3>

<p>feature which provides network-element-specific hardware (HW) configuration data inside an individual network element and for an external system client</p>
</div>


<a name="id014573" shape="rect"></a>
<div class="topic">
<h3>HW item; <em>hardware item</em></h3>

<p>part of the computing platform defined as a sellable and delivery item</p>
</div>


<a name="id08519" shape="rect"></a>
<div class="topic">
<h3>HW platform</h3>

<p>platform consisting of the basic equipment common to different products, which can form the basis of different system implementations</p>
</div>


<a name="p2xhtm-repid-7567" shape="rect"></a>
<div class="topic">
<h3>HW repository</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id017045#id017045" onclick="sync(this);return true" shape="rect">See hardware repository</a></p>
</div>


<a name="p2xhtm-repid-7568" shape="rect"></a>
<div class="topic">
<h3>HWB</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09633#id09633" onclick="sync(this);return true" shape="rect">See hardware block</a></p>
</div>


<a name="p2xhtm-repid-7569" shape="rect"></a>
<div class="topic">
<h3>HWCM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019091#id019091" onclick="sync(this);return true" shape="rect">See hardware configuration manager</a></p>
</div>


<a name="p2xhtm-repid-7570" shape="rect"></a>
<div class="topic">
<h3>HWCMgmt</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id09617#id09617" onclick="sync(this);return true" shape="rect">See hardware configuration management</a></p>
</div>


<a name="p2xhtm-repid-7571" shape="rect"></a>
<div class="topic">
<h3>HWM</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id019092#id019092" onclick="sync(this);return true" shape="rect">See hardware management</a></p>
</div>


<a name="p2xhtm-repid-7572" shape="rect"></a>
<div class="topic">
<h3>hybrid communications network</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id020560#id020560" onclick="sync(this);return true" shape="rect">See hybrid network</a></p>
</div>


<a name="id04381" shape="rect"></a>
<div class="topic">
<h3>hybrid interface structure</h3>

<p>interface structure which has a mixture of labelled channels and positioned channels</p>
</div>


<a name="id020560" shape="rect"></a>
<div class="topic">
<h3>hybrid network; <em>hybrid communications network</em></h3>

<p>telecommunication network which is made up of more than one type of network technology</p>
</div>


<a name="p2xhtm-repid-7575" shape="rect"></a>
<div class="topic">
<h3>hybrid return loss</h3>

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


<a name="id08245" shape="rect"></a>
<div class="topic">
<h3>hypermedia</h3>

<p>multimedia utilising hypertext means, especially hypertext links</p>
</div>


<a name="id07609" shape="rect"></a>
<div class="topic">
<h3>hypertext markup language; <em>HTML</em></h3>

<p>subset of standard generalised markup language (SGML) used on the web</p>
</div>


<a name="p2xhtm-repid-7578" shape="rect"></a>
<div class="topic">
<h3>hypertext transfer protocol over secure socket layer</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012070#id012070" onclick="sync(this);return true" shape="rect">See secure HTTP</a></p>
</div>


<a name="p2xhtm-repid-7579" shape="rect"></a>
<div class="topic">
<h3>hypertext transfer protocol, secure</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012070#id012070" onclick="sync(this);return true" shape="rect">See secure HTTP</a></p>
</div>


<a name="p2xhtm-repid-7580" shape="rect"></a>
<div class="topic">
<h3>hypertext transmission protocol, secure</h3>

<p><a href="NED?action=retrieve&amp;identifier=general_glossary&amp;edition=13&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=id012070#id012070" onclick="sync(this);return true" shape="rect">See secure HTTP</a></p>
</div>


<a name="id09634" shape="rect"></a>
<div class="topic">
<h3>hypothesis</h3>

<p>alarm system's interpretation of a system failure, made on the basis of the disturbance and fault observations made by the application programs</p>
</div>


<a name="id0238" shape="rect"></a>
<div class="topic">
<h3>hypothetical reference circuit; <em>nominal maximum circuit</em></h3>

<p>hypothetical circuit having a defined length and a defined amount of terminal and intermediate equipment</p>
</div>


<a name="p2xhtm-repid-7583" shape="rect"></a>
<div class="topic">
<h3>hypothetical signaling reference connection /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=id04349#id04349" onclick="sync(this);return true" shape="rect">See hypothetical signalling reference connection</a></p>
</div>


<a name="id04349" shape="rect"></a>
<div class="topic">
<h3>hypothetical signalling reference connection; <em>hypothetical signaling reference connection /US/</em>; <em>HSRC</em></h3>

<p>hypothetical reference model of a connection in a signalling network</p>
</div>


<a name="id07610" shape="rect"></a>
<div class="topic">
<h3>HyTime</h3>

<p>SGML application that provides facilities for describing the relationships between different types of data</p>
</div>
</div>
</div>
</body>
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