Abbreviation
Definition
DRP
Dropper
DSU
Digital
service
unit
E/O
Electrical
to optical
EPROM
Erasable
programmable
ROM
FDDI
Fiber
Distributed
Digital
Interface
Flash
EPROM
Flash
read-only
memory
GEN
Generator
GFC
Generic
flow
control
GI
Graded
index
GWPAD
Gateway
packet
assembler/disassembler
HEC
Header
error
check
HT
Header
translator
HTT
Header
translator
table
IC
Integrated
circuit
IBB
Input
buffer
best
effort
IBBM
Input
buffer
best
effort
multicast
IBG
Input
buffer
guaranteed
IBGM
Input
buffer
guaranteed
multicast
INS
Inserter
I/O
Input/output
IP
Internet
Protocol
ITU
International
Telecommunication
Union
LED
Light
emitting
diode
LINF
Line
interface
LSB
Least
significant
bit
LSI
Large
scale
integration
MAT
Maintenance
and
administration
terminal
MIB
Management
information
base
MIC
Media
interface
controller
MSB
Most
significant
bit
MSR
Module
status
register
MTBF
Mean
time between
failure
MUX
Multiplexer
NA
Not
applicable
NMS
Network management
system
NM
Network
node
interface
NSAP
Network
service
access
point
OM
Operation
and
maintenance
0C3
Optical
carrier
level
A-2
Cisco HyperSwitch
A100
User Guide