Lucent Technologies MERLIN LEGEND Release 5.0 System Planning Manual page 376

MERLIN LEGEND Communications System Release 5.0
System Planning 555-650-112
Glossary
system
renumbering
T
T1
T1 Switched 56
service
telephone power
supply unit
TAPI
terminal adapter
tie trunk
timed flash
tip/ring
touch-tone
receiver
T/R
trunk
trunk jack
trunk pool
TSAPI
TTR
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.
T1 digital data transmission over the public network at 56
kbps .
Equipment that provides power to an individual telephone.
Telephony Application Programming Interface. An
application programming interface that allows computer
telephony applications to be used. TAPI is not yet
suppported by the MERLIN LEGEND Communications
System. See also TAPI, CTI
See ISDN terminal adapter .
Private trunk directly connecting two telephone switches.
See switchhook flash .
Contacts and associated conductors of a single-line
telephone plug or jack.
See TTR .
See tip/ring .
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 .
Telephony Services Application Programming Interface.
An application programming interface that allows computer
telephony applications to be used. TSAPI is supported by
the MERLIN LEGEND Communications System Release
5.0. See also TAPI, CTI.
(touch-tone receiver) Device used to decode DTMF
touch-tones dialed from single-line telephones or Remote
Access telephones.
Issue 1
June 1997
Page GL--18