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FAQ-Why the E1 interface can not do loopback

Publication Date:  2012-07-27 Views:  32 Downloads:  0
Issue Description
Q:
Why the E1 interface can not do loopback?
Alarm Information
Null
Handling Process
A:
It is necessary to configure the router  from clock slave to clock master on the E1s  interface. For instance:
NE40_01]controller E1 1/1/0
[NE40_01-E1 1/1/0]undo clock slave
Once the controller it is not the slave, any loopback can be test it.
Root Cause
Null
Suggestions
Null

END