Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual page 477

MERLIN LEGEND Communications System Release 6.0
Maintenance and Troubleshooting 555-660-140
Glossary
system
programming
System
Programming and
Maintenance
system
renumbering
T
T1
T1-emulated data
T1-emulated voice
T1 Switched 56
service
tandem switching
tandem trunk
Programming of system functions and features that affect
most users, performed from an MLX-20L telephone or a
computer using SPM . See also extension programming
and centralized telephone programming.
See SPM .
Procedure used to change the numbers assigned to
telephones, adjuncts, calling group s, paging groups, park
zones, Remote Access , and lines/trunks.
Type of digital transmission facility that in North America
transmits at the DS1 rate of 1.544 Mbps.
A T1 tie trunk programmed for S56DATA for use by data
calls at speeds up to 56 kbps. These trunks may be used
for tandem and non-tandem operation.
A T1 tie trunk programmed for Tie-PBX or Tie-Toll for use
by voice calls.
T1 digital data transmission over the public network or
over a private network at 56 kbps . See Switched 56
service .
The capability of private network communications
systems that allows them to direct outside calls from one
facility to another facility, rather than just to an extension.
Calls may be sent, for example, from a PSTN facility to a
tandem trunk or vice versa.
An private outside facility (as opposed to an inside system
line) that connects two communications systems in a
private network and can carry calls to another outside
facility through tandem switching . The trunk is not
connected to the PSTN .
Issue 1
February 1998
Page GL-35