Lucent Technologies MERLIN LEGEND Release 5.0 Maintenance And Troubleshooting Manual page 435

MERLIN LEGEND Communications System Release 5.0
Maintenance and Troubleshooting 555-650-140
Glossary
endpoint
ESF
ESS
expansion carrier
extension
extension jack
extension
programming
extended super-
frame format
Final destination in the path of an electrical or
telecommunications signal.
(extended superframe format) Framing format
consisting of individual frames of 24 eight-bit slots
and one signal bit (193 bits) in a 24-frame extended
superframe. See also
(Electronic Switching System) Class of central office
( CO ) switching systems developed by Lucent
Technologies in which the control functions are
performed principally by electronic data processors
operating under the direction of a stored program.
Carrier added to the control unit when the basic
carrier cannot house all of the required modules.
Houses a power supply and up to six additional
modules.
An endpoint on the internal side of the communica-
tions system. An extension can be a telephone with
or without an adjunct. Also called "station." See also
data station .
An analog, digital, or tip/ring physical interface on a
module in the control unit for connecting a telephone
or other device to the system. Also called "station
jack."
Programming performed at an extension to
customize telephones for personal needs; users can
program features on buttons, set the telephone
ringing pattern, and so on. See also
telephone programming
See ESF.
D4 framing format
centralized
and system programming.
Issue 1
June 1997
Page GL-17
.