Glossary
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IS
In Service
ISCI
Intershelf control Interface
ISI
Intershelf Interface
ISDN
Integrated Services Digital Network
ISO
International Standards Organization
ISP
Internet Service Provider
IVHS
Intelligent Vehicle Highway System
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L
LAN
Local Area Network
LAPD
Link Access Procedure "D"
LBO
Line Build Out
LCN
Local Communications Network
LEC
Local Exchange Carrier
LED
Light-Emitting Diode
LOF
Loss of Frame
LOP
Loss of Pointer
LOS
Loss of Signal
LR
Long Reach
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365-372-403R5.1
Issue 1 November 2008
Acronyms and Abbreviations
G L- 7