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Testing
8-5
8700-A2-GB20-00
April 2000
Repeater Loopback
Repeater Loopback (RLB) loops the signal being sent from the DTE port back to
the DTE port. Also, for DSX-1 models, if the DSX-1 port is in Bypass mode or a
DS1 cross-connection, the corresponding DSL port is sent all ones and data
received on the DSL link is ignored.
CAP
DSL
Port
DSX-1
or G.703
Port
CAP T1/E1
LIU
FramerFramerTransceiver
99-16613
AIS
" Procedure
To run a Repeater Loopback:
1. Position the cursor at the Start command next to Repeater Loopback on the
Network & DSX-1 or Network & G.703 Tests screen.
2. Press Enter.
The Start command is changed to Stop.
3. To manually stop the test, verify that the cursor is positioned at the Stop
command.
4. Press Enter.
A Repeater Loopback cannot be started when any other loopback test is in
progress.
NOTE:
Activating the Repeater Loopback test causes the Embedded Operations
Channel (EOC), used for management, to be lost to the remote unit.