Nortel North American DMS-100 Instruction Manual page 370

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DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued)
Running a C7BERT for high-speed links
Note: The STOP command overrides any preset stop time without
warning.
If the response is
Link 1: C7BERT stopped
anything else
To remove the far-end DS-1 ESF loopback already applied, type
>CARLOOP STOP link_no
and press the Enter key.
where
link_no
is the number of the link you entered in step 34
If the response is
CARLoop stop n
Link n: DS-1 ESF OFF complete
anything else
Contact personnel at the intermediate point and request a loopback.
To start the HSL C7BERT, type
>START link_no
and press the Enter key.
where
link_no
is the number of the link you want to test (0 to 15)
If the response is
Link n: C7BERT started
Link n:Failed - Link state is in-
valid for HSL C7BERT
Link must be SysB/DAct or
SysB/CAR
anything else
To display the test results of the HSL C7BERT, type
>QUERY link_no
and press the Enter key.
where
Do
step 34
step 78
Do
step 34
step 78
Do
step 40
step 16
step 78
PR
1-355
(continued)