ADCP-61-471 • Issue 4 • June 2000 • Preface
Page xiii
2000, ADC Telecommunications, Inc.
DFMS
Digital Facility Maintenance System
DLP
Detailed Level Procedure (TOP term)
DLX
DS1 Loop Extender module (BB system only)
DS1
Digital Signal - Level 1
DS2
Digital Signal - Level 2
DS3
Digital Signal - Level 3
DS3 MUX
DS3 Multiplexer module
DSX
Digital Signal Cross-Connect
DTE
Data Terminal Equipment
ESD
Electrostatic Discharge
ESF
Extended Super Frame
EV
Event
EXT
External
EXZ
Excessive Zeros
FCC
Federal Communications Commission
FE
Far End
FEND
Far End
GND
Ground
HDSL
High-bit-rate Digital Subscriber Line
HEMI
High Power HDSL Module
HiCap
High Capacity
HLXC
HDSL Loop Extender - Central Office module
HLXR
HDSL Loop Extender - Remote module
HRX
HDSL Repeater
HS
High Speed
HSP
High Speed Protect slot for EC1M module (in SONET system only)
HSW
High Speed Working slot for EC1M module (in SONET system only)
IS
In Service
IXL
Task Index List (TOP term)
KBPS
Kilobits Per Second
KFT
Kilo Feet
LAPB
Link Access Procedure Balanced
LE
Loop Extender
LEC
Local Exchange Carrier
LEC
Loop Extender Chassis
LED
Light Emitting Diode
LIU
Line Interface Unit
LMPTST
Lamp Test
LOP
Loss of Pointer
LOS
Loss of Signal
LOSW
Loss of Synch Word
LS
Low Speed
MBPS
Megabits Per Second
MJ
Major
MN
Minor