User manual

Campus-RS Fractional Interface Card User Manual B-1
B
ABBREVIATIONS
2B1Q
2 Binary,1 Quaternary
BER
Bit Error Rate
CMU
Campus Management Unit
CTS
Clear to Send
DCE
Data Circuit-Terminating Equipment
DSR
Data Set Ready
DSX-1
DS1 Cross-connect Frame
DTE
Data Terminal Equipment
DRT
Data Terminal Ready
ES
Errored Seconds
HDSL
High-bit-rate Digital Subscriber Lines
LOS
Loss of Signal
NVRAM
Non-volatile Random Access Memory
POTS
Plain Old Telephone Service
RD
Receive Data
RLSD
Receive Line Signal Detect
RS
Rate Selectable
RTS
Request to Send