T1E1 Line Card
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OmniAccess 5740 Unified Services Gateway CLI Configuration Guide
Alcatel-Lucent
TROUBLESHOOTING T1 LINES
This section lists the commands to troubleshoot the T1 line cards.
T
O ENABLE LOOPBACK
EXAMPLE
The following example establishes a loopback of the incoming T1 signal on
controller T1 0:
ALU(config)# controller T1 0/0
ALU(config-controller T1)# loopback network payload
The following example disables the loopback on the controller T1 0:
ALU(config)# controller T1 0/0
ALU(config-controller T1)# no loopback
Command (in CCM) Description
loopback {local|network
{line|payload}}
Use the loopback controller
configuration command to put the T1
or E1 line into loopback mode. It can
be used to verify connectivity.
no loopback The “no” command disables the
loopback mode set on the interface.
The default loopback for T1 lines
is Local.
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