ADC Broadband System 用户手册
ADCP-61-471 • Issue 4 • June 2000 • Preface
Page xii
2000, ADC Telecommunications, Inc.
2000, ADC Telecommunications, Inc.
TA-NWT-001210
Generic Requirements for High Bit Rate Digital Subscriber Lines
(HDSL), Issue 1, October 1991.
(HDSL), Issue 1, October 1991.
TR-TSY-000827
OTGR: Generic Operations Interfaces: Non-OSI Communications
Architecture, Sections 11.1 and 11.3 (Issue 1).
Architecture, Sections 11.1 and 11.3 (Issue 1).
LIST OF ACRONYMS AND ABBREVIATIONS
The acronyms and abbreviations used in this manual are detailed in the following list:
ADM
Add/Drop Multiplexer
AIS
Alarm Indication Signal
ALM
Alarm
AMI
Alternate Mark Inversion
ANSI
American National Standards Institute
APS
Automatic Protection Switching
APU
Alarm Processor Unit
ATAG
Autonomously Generated Correlation Tag
AWG
American Wire Gauge
B3ZS
Bipolar Three-Zero Substitution
B8ZS
Bipolar Eight-Zero Substitution
BB
Broadband
BBC
Broadband Chassis
BER
Bit Error Rate
BIP
Bit Interleaved Parity
BPS
Bits Per Second
BPV
Bipolar Violation
CAM
Communications Access Module
CCAS
Communication Channel Access System
CEV
Controlled Environmental Vault
CGA
Carrier Group Alarm
CI
Customer Interface
CIF
Craft Interface
CKT
Circuit
CLEI
Common Language Equipment Identifier
CO
Central Office
CPE
Customer Premises Equipment
CPM
Craft Performance Monitor module (used in a Remote Terminal cabinet)
CR
Critical
CRC
Cyclic Redundancy Code
CRP
Repeater - Central Office (network) side (MPU version 5.2 and 5.3)
CSA
Carrier Serving Area
CSU
Channel Service Unit
CTAG
Correlation Tag
CV
Code Violation
DCE
Data Communication Equipment