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SUPPCODE
supplementary code
SWACT
See switch of activity.
switch of activity
Activity switch between CPUs for maintenance purposes. A SWACT makes
an active device inactive and an inactive device active.
SYSB
See system busy.
system busy state
A busy state that is automatically imposed by equipment in response to a
fault condition.
TCAP
See translation capabilities application part.
TIE
trunk connecting two PBXs
TON
type of number
TOPS
traffic-oriented position system
translation
The process by which the switch accesses information in data tables to
determine a call's destination based on subscriber plan and dialed digits.
Translation enables calls to be set up and taken down through facilities that
are defined by datafill The actions the DMS switch performs using data
tables after they are datafilled.
translation capabilities application part
A level of CCS7 layered protocol. A service that provides a common
protocol for remote operations across the CCS7 network. This protocol
consistes of message formatting, content rules, and exchange procedures.
TCAP provides the ability for the service switching point (SSP). TCAP is
used by the ISDN layer facility message to transport service information for
transaction signaling (not associated with an active call) over PRI links.
Digital Switching Systems DMS-250 ISDN Reference Manual MWC14 (CSP14)
List of terms 20-19
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