Telecommunication Abbreviations and Acronyms
- AA1Atm Adaptor, Type 1
- AABAuto Answer Back
- AABAutomatic Answerback
- AABSAutomated Alternate Billing Service Plus
- AACCHAuxiliary Analog Control Channel
- AALAnalog Pstn Access Line
- AAL5-CUAtm Adaptation Layer 5 Composite User
- ABAbbreviated Business Group Extension Number
- ABPostal Code for Alberta
- ABAAmerican Banks Pssociation
- ABACAggregate Beqrer Admission Control
- ABCEACCAutomatic Bridged Call Exclusion Access Codes
- ABCETACCAutomatic Bridgfd Call Exclusion Toggle Access Code
- ABCNAma Business Customer Id
- ABDBA/B Trunk Data Block
- ABMAggregate Bearer Measurement
- ABMAsynchronous Balances Mode
- ABTAdaptive Block Trausform
- ACAdministration Centre
- ACAnswered Calls Only
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