Restoring Ds1 Administration - Avaya CMC1 Installation Manual

Adding or Removing Hardware
Install DS1/T1 CPE loopback jack
Condition
The value of the Bit-error count field is
greater than
1
The value of the Bit-error count field is
still greater than
The value of the Bit-error count field is
5
End the test. Enter
6
Wait about 30 seconds for the DS1 to reframe on the incoming signal and clear DS1 facility
alarms.
Condition
Loopback termination fails with
an error code of 1313.
The red LED on the loopback jack
is on.
Loopback termination still fails.
The DS1 cannot frame on the
incoming span's signal after the
loopback jack power down.
The span failed the service
provider's loopback test.
The service provider successfully
loop tested the span, up to the
smart jack.
You cannot locate and repair the
problem in the time available and
must terminate the test.
The test terminated normally.

Restoring DS1 administration

1
At the management terminal, open the DS1 administration form. Enter
where
UU
board.
2
Change to page 2 of the DS1 administration form.
3
Change the value of the TX LBO field to the original value that you wrote down when you were
Administering the DS1 for the test
4
Press ENTER to make the changes, CANCEL to quit without changes.
306
after you replace the ICSU.
1
test ds1-loop location end cpe-loopback-jack-test
Solution
The span is still looped somewhere, possibly at the loopback
jack, at the ICSU, or somewhere in the network.
Replace the ICSU, and re-run the test.
Replace the DS1 circuit pack, and repeat the test
There is something wrong with the receive signal into the
loopback jack from the dumb block or the smart jack.
The problem is in the service provider's network.
The wiring between the loopback jack and the smart jack is
suspect. Test, and make repairs, as needed.
The test will not terminate normally in the absence of a good
framing signal. You have to reset the circuit pack. Enter
board UUCSS
carrier letter, and
Proceed with
is the cabinet number, is the carrier letter, and
C
on page 304.
Installation, Upgrades and Additions for Avaya CMC1 Media Gateways
Solution
Replace the ICSU, and retest.
Replace the DS1 circuit pack, and retest.
The test passed.
1
, where is the cabinet number,
UU
is the slot number of the DS1 board.
SS
Restoring DS1 administration.
is the slot number of the DS1
SS
.
reset
is the
C
change ds1 UUCSS ,
June 2004