Lucent Technologies DACS II - Page 57

Issue 2.0 April 2000
GL-3
365-353-255
DACS II Operation and Maintenance ManualGlossary
H
HDS3
Hybrid DS3.
HDS3U
Hybrid DS3 Unit.
HMXR
Hybrid Multiplexer.
I
IDLD
Idled.
Idle
An output port is idle if it is not cross-connected to an input port.
Idle Channel
A channel on an NPC that has not been cross-connected.
K
kb/s or kbit/s
Kilobit Per Second.
L
LOF
Loss of Frame.
Loopback
A circuit arrangement that causes a received signal to be returned to its source.
LOS
Loss of Signal.