
61202.060L2-1 TSU LT User Manual 57
Acronyms
AIS
..................................................Alarm Indication Signal
ALM
...............................................Alarm
AMI
................................................Alternate Mark Inversion
ANSI
..............................................American National Standards Institute
AV
...................................................Available Seconds
B8ZS
...............................................Bipolar 8 Zero Suppression
BPV
................................................Bipolar Violation
CHAN
............................................Channel
CLK
................................................Clock
CLR
.................................................Clear
CNTRL
...........................................Control
CONFIG
........................................Configuration
CRC
................................................Cyclic Redundancy Check
CS (CTS)
........................................Clear to Send
CSU/DSU
......................................Channel Service Unit/Data Service Unit
CURR ERR /ALM
........................Current Error/Alarm
CVs
.................................................Code Violations
dB
....................................................Decibels
DDS
................................................Digital Data Service
DISA
..............................................Disable
DSR
................................................Data Set Ready
DS0
.................................................Digital Signal, level zero
DS1
.................................................Digital Signal, level one
DTE
................................................Data Terminal Equipment
EF
....................................................Error Free
ENA
................................................Enable
EPROM
..........................................Erasable Programmable Read Only Memory
ERR
.................................................Error
ERR/ALM HIST
...........................Error/Alarm History
ESF
..................................................Extended Superframe Format
ES
....................................................Errored Seconds
FDL
.................................................Facility Data Link
FT1
..................................................Fractional T1
HDLC
.............................................High-level Data Link Control
ID
....................................................Identification
INT
.................................................Internal
INT/INV
........................................Internal/Invert
IXC
..................................................Inter-exchange Carrier
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