Packet Broadband Network Handbook

Appendix C: Acronyms and Abbreviations

AAA

authentication, authorization, and accounting

AAL

ATM Adaptation Layer

AAL1

ATM Adaptation Layer 1

AAL2

ATM Adaptation Layer 2

AAL3/4

ATM Adaptation Layer 3/4

AAL5

ATM Adaptation Layer 5

ABM

asynchronous balanced mode

ABNF

augmented Backus-Naur form

ABR

available bit rate

ACL

asynchronous connectionless

ADSL

asynchronous digital subscriber loop

AESA

ATM end system address

AFI

authority and format identifier

AH

Authentication Header

AIS

alarm indication signal

AMI

Alternate Mark Inversion

AMPS

advanced mobile phone service

A node

asynchronous node (HomeRF)

ANSI

American NationalStandards Institute

AP

access point

ARIS

aggregate route-base IP switching

ARL

average ring length

ARM

asynchronous response mode

ARP

Address Resolution Protocol

ARPANET

Advanced Research Projects Agency Network

AS

autonomous system

ASCII

American Standards Committee for Information Exchange

ASIC

application-specific integrated circuit

ASIU

ATM satellite interworking unit

ASK

amplitude shift keying

ATM

asynchronous transfer mode

ATMARP

ATM Address Resolution Protocol

AUI

attachment unit interface

BECN

backward explicit congestion notification

BER

bit error rate

BGP

Border Gateway Protocol

BICC

Bearer Independent Call Control

BICI

Broadband Inter-carrier Interface

B-ISDN

broadband ISDN

B-ISUP

broadband ISDN service user part

BITS

building integrated timing supply

BLES

broadband LES

BLSR

bidirectional line-switched rings (SONET)

BPSK

binary phase-shift keying

BRAN

Broadband Radio Access Network (ETSI)

BRI

basic rate interface

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