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ADCP-61-471 • Issue 4 • June 2000 • Preface
Page xiv
2000, ADC Telecommunications, Inc.
MON
Monitor
MPU
Main Processor Unit
MUX
Multiplexer
MXP
DS3 MUX Protect slot
MXW
DS3 MUX Working slot
NE
Near End
NE
Network Element
NEND
Near End
NID
Network Interface Device
NMA
Bell Network Monitoring and Analysis System
NRZ
Non-Return-to-Zero
NTP
Non-Trouble Clearing Procedure (TOP term)
OAM&P
Operation, Administration, Maintenance & Provisioning
ODS2
Optical Digital Signal 2
OOF
Out Of Frame
OOS
Out Of Service
OR
a type of Boolean operator
OSS
Operations Support System
OTGR
Operations Technology Generic Requirements
PC
Personal Computer
PCB
Printed Circuit Board
PIC
Plastic Insulated Cable
PID
Personal Identification
PM
Performance Monitoring
PRM
Performance Report Message
PVC
Permanent Virtual Circuit
PWR
Power
QFLC
Quad Fiber Loop Converter module
QLX
Quad DS1 Loop Extender module
R
Ring
RAI
Remote Alarm Indication
RCV
Receive
RDI
Remote Defect Indication
REPC
Repeater - Central office (network) side (MPU version 5.1)
REPR
Repeater - Remote (customer) side (MPU version 5.1)
RFI
Remote Failure Indication
RLX
Repeater Loop Extender module
RLXIOR
Repeater Loop Extender Intelligent Office Repeater
RMT
Remote
RRP
Repeater - Remote (customer) side (MPU version 5.2 and 5.3)
RTAU
Remote Test Access Unit
RX
Receive
SEF
Severely Errored Framing
SF
Super Frame
SLM
Signal Label Mismatch