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553-3011-100 Standard14.00 January 2002
CCBR Customer Configuration Backup and Restore
CCITT Comité Consultatif International Télégraphe et Téléphone
CCOS Controlled Class of Service
CDP Coordinated Dialing Plan
CDR Call Detail Recording
CD-ROM Compact Disk Read Only Memory
CEC Canadian Electrical Code
CFCT Call Forward by Call Type
CFNA Call Forward No Answer
CMAC ESN Communication Management Center
CMS Command and status link
CO Central Office
COM Component
Conf Conference
COS Class of Service
CPG Console Presentation Group
CPND Call Party Name Display
CPU Central Processing Unit
CSL Command Status Link
CTY CDR TTY port
CUST Multi-Customer
DC Direct Current
DCH D-channel Handler
DDCH Downloadable D-channel handler
DGT Digital
DISA Direct Inward System Access
DIG Dial Intercom Group
DIP Dial Pulse
DLC Digital Line Card