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DEFINITY Enterprise Communications Server Release 6
Installation and Test for Multi-Carrier Cabinets
555-230-112
Issue 5
May 1998
Page GL-1
Glossary and Abbreviations
GL
Glossary and Abbreviations
Numerics
800 service
A service in the United States that allows incoming calls from certain areas to an assigned number
for a flat-rate charge based on usage.
A
AA
Archangel. See angel
.
AAC
ATM access concentrator
AAR
See Automatic Alternate Routing (AAR)
.
abandoned call
An incoming call in which the caller hangs up before the call is answered.
Abbreviated Dialing (AD)
A feature that allows callers to place calls by dialing just one or two digits.
AC
1. Alternating current.
2. See Administered Connection (AC)
.
AAR
Automatic Alternate Routing
ACA
See Automatic Circuit Assurance (ACA)
.
ACB
See Automatic Callback (ACB)
.
ACD
See Automatic Call Distribution (ACD)
.
ACD agent
See agent
.
ACU
See Automatic calling unit (ACU)
ACW
See after-call work (ACW) mode
.
access code
A 1-, 2-, or 3-digit dial code used to activate or cancel a feature, or access an outgoing trunk.