Alcatel-Lucent 1643 AMS User's Operation Manual page 683

Glossary
Association
A logical connection between manager and agent through which management information
can be exchanged.
Asynchronous
See Non-synchronous.
ATC
Auxiliary Transmission Channel
ATM
Asynchronous Transfer Mode
ATPC
Automatic Transmit-Power Control
AU
Administrative Unit
AU4AD
Administrative Unit 4 Assembler/Disassembler
AUG
Administrative Unit Group
AUTO
Automatic
Automatic Transmit Power Control (ATPC)
Reduces the power output from the transmitter during normal propagation conditions and
increases the power output to maximum during fading periods to try to maintain the
nominal level of receiver input.
Autonomous Message
A message transmitted from the controlled network element to the ITM-SC that was not
a response to a command that originated in the ITM-SC.
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B B3ZS
Bipolar 3-Zero Substitution
B8ZS
Bipolar 8-Zero Substitution
BBTR
Backplane Bus TRansceiver
BC
Board Controller
BCC
Board Controller Complex
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365-312-807R7.2
Issue 4, May 2007
Alcatel-Lucent - Proprietary
See notice on first page
GL-3