Specifications

Model No.
Running Head
CCITT
Consultative Committee for International Telegraph and Telephone, now known as the ITU
(International Telecommunications Union).
CCR
Current Cell Rate
CCS
Common Channel Signaling
CEP
Connection End Point
CEPT
Conference on European Posts and Telecommunications, a European standards organization.
CES
Circuit Emulation Service
CGA
Carrier Group Alarm, a condition that results from a network failure. Forces all voice circuits
off-hook or on-hook until the alarm-causing condition is cleared and the CGA ends.
CLUE
Customer-Located Equipment
clear channel
A DS0 channel without formatting restrictions (i.e., uses the full 64 kbps bandwidth for data
transmission).
CO
Central Office
channel bank
A device that places multiple voice and/or data channels onto a digital or analog carrier