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Area: 714: Switching and signalling in telecommunications           Index language:

Hide details for [<u>Section 714-01: General terms</u>]Section 714-01: General terms
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communication
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telecommunication
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conversation, <in telecommunication>
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busy condition
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transmission channel
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telecommunication circuit
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(transmission) path
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transmission link
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connection
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(complete) connection
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call
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call attempt
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traffic-carrying device
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traffic circuit
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space division
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time division
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frequency division
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code division
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unidirectional, adj
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bidirectional, adj
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one-way, adj
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both-way, adj
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outgoing
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incoming
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originating
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terminating
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transit
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forward
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backward
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functional unit
Hide details for [<u>Section 714-02: Basic terms in switching</u>]Section 714-02: Basic terms in switching
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switching (in telecommunication)
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multiplexing
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exchange (in telecommunication)
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switching centre
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route (in switching)
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tandem
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(switching) path
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calling party (in telecommunication)
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called party (in telecommunication)
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free
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idle
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busy
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busied out
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quiescent
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active
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locally active
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parked
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seizure
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hold
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release
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clearing
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successful call attempt
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ringing
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double seizure
Hide details for [<u>Section 714-03: Switching networks</u>]Section 714-03: Switching networks
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switching stage
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switching matrix
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switching network
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inlet
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outlet
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multiple
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digital switching delay
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link (in switching)
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link connected switching stage
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link system
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inter-switch link
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loop system
Hide details for [<u>Section 714-04: Switching functions</u>]Section 714-04: Switching functions
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to set (in switching)
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to reset
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charging
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guarding
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supervision
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translation (in switching)
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identification
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register function
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concentration (in switching)
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expansion (in switching)
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mixing
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path allocation
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path setting
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busy test
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forward set-up
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forward busying
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backward busying
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forward clearing
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backward clearing
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manual hold
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forward hold
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backward hold
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unguarded interval
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forced release
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release guard
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category analysis
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intrusion
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breakdown (after intrusion)
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routing
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route selection
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first choice circuit group
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overflow route
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alternative routing
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re-routing
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re-entrant trunking
Hide details for [<u>Section 714-05: Switching techniques</u>]Section 714-05: Switching techniques
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automatic switching
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semi-automatic switching
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manual switching
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two-wire switching
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four-wire switching
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analogue switching
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digital switching
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circuit switching
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packet switching
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message switching
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space division switching
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time division switching
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frequency division switching
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compound switching
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time-slot interchange
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demand assignment
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pre-assignment
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stage-by-stage selecting
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node-by-node selecting
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by-path
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(stored) network map
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grading
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transposition (in switching)
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register recall
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battery testing
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earth testing
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call tracing
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circuit tracing
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conjugate selecting
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calling party release
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called party release
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first-party release
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last-party release
Hide details for [<u>Section 714-06: Basic signalling terms</u>]Section 714-06: Basic signalling terms
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(signalling) signal (in telecommunication)
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signalling (in telecommunication)
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repertoire of signals
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signalling system
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forward signal
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backward signal
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dialling (in switching)
Hide details for [<u>Section 714-07: Main signals for switched services</u>]Section 714-07: Main signals for switched services
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on-hook signal
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off-hook signal
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seizing signal
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address signal
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address (information)
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digit (in telecommunication signalling)
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answer signal
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answer signal (with charge)
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answer signal (with no charge)
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clear-forward signal
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clear-back signal
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release guard signal
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subscriber-busy signal
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vacant-number signal
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blocking signal
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unblocking signal
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congestion signal
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supervisory signal
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forward-transfer signal
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operator recall signal
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operator call-in signal
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acknowledgement signal
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proceed-to-send signal
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start-of-pulsing signal
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end-of-pulsing signal
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address-complete signal
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address-complete signal (with charge)
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address-complete signal (with no charge)
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address-incomplete signal
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call-arrival signal
Hide details for [<u>Section 714-08: Tone signals for telephony</u>]Section 714-08: Tone signals for telephony
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tone (in signalling)
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supervisory tone
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class-of-service tone
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dial tone
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special dial tone
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ringing tone
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busy tone
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congestion tone
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number-unobtainable tone
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call-waiting tone
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intrusion tone
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recording tone
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switching tone
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special information tone
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information tone
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pay tone
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coinbox discriminating tone
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special coinbox discriminating tone
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coin-value tone
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coinbox identification tone
Hide details for [<u>Section 714-09: Principal signalling methods</u>]Section 714-09: Principal signalling methods
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channel-associated signalling
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common-channel signalling
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analogue signalling
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digital signalling
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direct current signalling
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loop/disconnect signalling
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alternating current signalling
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voice-frequency signalling
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multi-frequency signalling
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in-band signalling
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out-band signalling
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speech digit signalling
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in-slot signalling
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out-slot signalling
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e and m signalling
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line signalling
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register signalling
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link-by-link signalling
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end-to-end signalling
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compelled signalling
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overlap signalling
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en-bloc signalling
Hide details for [<u>Section 714-10: Signals in analogue signalling</u>]Section 714-10: Signals in analogue signalling
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pulse signal
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repeated signal
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continuous signal
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decadic signal
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simple signal
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compound signal
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coded signal
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signal component
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single-component signal
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multi-component signal
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prefix (in AC signalling)
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suffix (in AC signalling)
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silent period
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signal spill-over
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splitting of the outgoing line
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splitting of the incoming line
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signal imitation
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guarding (in v.f. signalling)
Hide details for [<u>Section 714-11: Common channel signalling : User aspects</u>]Section 714-11: Common channel signalling : User aspects
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user, (in common channel signalling)
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user part
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message transfer part
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signal message
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single-unit message
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multi-unit message
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signalling information
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message alignment indicator
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service indicator
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initial address message
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subsequent address message
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address sequencing
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unreasonable message
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reasonableness check
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queuing delay
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call spill-over
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continuity check
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cross-office check
Hide details for [<u>Section 714-12: Common channel signalling : Signalling networks</u>]Section 714-12: Common channel signalling : Signalling networks
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data channel
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data link (in common channel signalling)
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signalling channel
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signalling link
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signalling module
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signalling network
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signal transfer point
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signalling path (in common channel signalling)
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signalling routing
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signalling route
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re-routing (in a signalling network)
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signalling network management
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diversity of a signalling module
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associated signalling
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non-associated signalling
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fully dissociated signalling
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quasi-associated signalling
Hide details for [<u>Section 714-13: Common channel signalling : Signal units</u>]Section 714-13: Common channel signalling : Signal units
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signal unit
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lone signal unit
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initial signal unit
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subsequent signal unit
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final signal unit
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acknowledgement signal unit
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synchronization signal unit
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idle signal unit
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field (in signalling)
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signal unit indicator
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label
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band number
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circuit number
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synchronous signalling (in common channel signalling)
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block (in common channel signalling)
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drift (in common channel signalling)
Hide details for [<u>Section 714-14: Security in common channel signalling</u>]Section 714-14: Security in common channel signalling
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signalling security (in common channel signalling)
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security arrangements (in common channel signalling)
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regular signalling link
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reserve signalling link
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changeover
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changeback
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retrieval (in common channel signalling)
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load sharing (in common channel signalling)
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load transfer
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drift compensation (in common channel signalling)
Hide details for [<u>Section 714-15: Control functions</u>]Section 714-15: Control functions
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call processing
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allotting
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selecting (in switching)
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finding
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hunting
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sequencing
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scanning (in switching)
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polling
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frame, <in switching>
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frame length (in switching)
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frame time
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marking
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homing
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home position
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sequential hunting
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random hunting
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latching
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digit absorption
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digit deletion
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line lockout
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call packing, US
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signal distribution
Hide details for [<u>Section 714-16: Control techniques</u>]Section 714-16: Control techniques
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direct control
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indirect control
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common control
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centralized control
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distributed control
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function divided control
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traffic load divided control
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time divided control
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program (in switching)
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wired program control
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stored program control
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line load control
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traffic load control
Hide details for [<u>Section 714-17: Automatic switching equipment</u>]Section 714-17: Automatic switching equipment
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hardware, <in telecommunication>
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crosspoint
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mechanical crosspoint
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electronic crosspoint
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switch (in a switching network)
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crossbar switch
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relay switch
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selector (in switching)
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bank (of a selector)
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wiper (of a selector)
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step-by-step selector
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two-motion selector
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Strowger selector
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uniselector
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motor uniselector
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preselector
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group selector
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route selector
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final selector
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discriminating selector
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concentrator
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line concentrator
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remote concentrator
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trunk concentrator
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circuit group
Hide details for [<u>Section 714-18: Control equipment</u>]Section 714-18: Control equipment
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register (in switching)
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translator (in switching)
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register-translator
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marker
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sender (in signalling)
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receiver (in signalling)
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identifier (in switching)
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interface circuit (in switching)
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line circuit
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wetted contact
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highway
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processor
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central processor
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supervisory processor
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service computer (in telecommunication)
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store
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subscriber store
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buffer store
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permanent store
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erasable store
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electrically alterable store
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volatile store
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nonvolatile store
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direct access store
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read-only store
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master clock
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console
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monitor
Hide details for [<u>Section 714-19: Other equipment in automatic switching exchanges</u>]Section 714-19: Other equipment in automatic switching exchanges
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distribution frame
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main distribution frame
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intermediate distribution frame
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combined distribution frame
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jumper
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traffic meter (in telecommunications)
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overflow meter
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subscriber's meter
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howler
Hide details for [<u>Section 714-20: Switchboards</u>]Section 714-20: Switchboards
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switchboard
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cordless switchboard
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switchboard position
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cord circuit
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key (in switching)
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keyshelf


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