DEFINITY ECS Release 8.2
Administrator’s Guide
555-233-506 Issue 1
April 2000
Glossary and abbreviations
1625
control carrier
A carrier in a multi-carrier cabinet that contains the SPE circuit packs and, unlike an G3r control carrier, port
circuit packs. Also called control cabinet in a single-carrier cabinet. See also switch-processing element
(SPE).
controlled station
A station that is monitored and controlled via a domain-control associat ion.
COR
See Class of Restriction (COR).
COS
See Class of Service (COS).
coverage answer group
A group of up to eight voice terminals that ring simultaneously when a call is redirected to it by Call Cover-
age. Any one of the group can answer the call.
coverage call
A call that is automatically redirected from the called party’s extension to an alternate answering position
when certain coverage criteria are met.
coverage path
The order in which calls are redirected to alternate answering positions.
coverage point
An extension or attendant group, VDN, or ACD split designated as an alternate answering position in a cover-
age path.
covering user
A person at a coverage point who answers a redirected call.
CP Circuit pack
CPE
Customer-premises equipment
CPN
Called-party number
CPN/BN
Calling-party number/billing number
CPTR
Call-progress-tone receiver
CRC
Cyclical Redundancy Checking
critical-reliability system
A system that has the following duplicated items: control carriers, tone clocks, EI circuit packs, and cabling
between port networks and center-stage switch in a CSS-connected system. See also duplicated common con -
trol, and duplication.
CSA
Canadian Safety Association or Customer Software Administrator
CSCC
Compact single-carrier cabinet