AT&T MERLIN LEGEND Release 3.0 System Programming Manual page 806

Glossary
System
Programming and
Maintenance
system
renumbering
T
T1
TDM
telephone power
supply unit
tie trunk
timed flash
tip/ring
touch-tone receiver
T/R
trunk
trunk jack
trunk pool
TTR
GL–24
System Programming
See SPM.
Procedure used to change the numbers assigned to
telephones, adjuncts, calling groups, 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.
(time division multiplex) Process where the transmission
channel is divided
Equipment that provides power to an individual telephone.
Private trunk directly connecting two telephone switches.
See also automatic-start tie trunk, delay-dialstart tie trunk,
immediate-start tie trunk, and wink-start tie trunk.
See switchhook flash.
Contacts and associated conductors of a single-line
telephone plug or jack.
See TTR
See tip/ring.
Line creating a telecommunications path between the
communications system and the telephone company
central office (CO) or another switch. Often used
synonymously with line.
See line/trunk jack.
See pool and modem pool.
(touch-tone receiver) Device used to decode DTMF touch-
tones dialed from single-line telephones or Remote
Access telephones.