ADC and 3 Doubler Manuel D’Utilisation
Loopback Operation in HiGain Systems
LTPH-UM-1234-01
22
April 30, 2003
HDU-409 Lists 1, 2, and 3
L
OOPBACK
O
PERATION
IN
H
I
G
AIN
S
YSTEMS
.
The loopbacks can be initiated from any of the following:
•
The HLU craft port
•
The HLU front-panel buttons
•
A family of Special Loopback (SPLB) in-band commands initiated at the
T1 input port at either the HLU or HRU
T1 input port at either the HLU or HRU
•
The HRU craft port, if remote provisioning is enabled from the HLU
Doubler loopbacks work only with HiGain systems. PG-Flex
does not support doubler loopbacks.
does not support doubler loopbacks.