Type
display communication-interface links and press
Return.
Note:
ISDN-PRI D-channel links no longer appear on this screen. (ISDN-PRI resides on the network packet circuit pack.) The only way to determine if an ISDN-PRI D-Channel is up is to use the
status signaling group command.
Type
status linknumber and press
Return. Repeat this step for each type of administered link.
Check that DS1 trunks and BRI phones are functioning normally.
Type
list signaling-group press
Return.
For each signaling group, type
status signal <number> and press
Return.
Ensure that the
Group State field is
in-service.
Execute the following commands and verify that the information is correct: