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Cisco Bug: CSCup04879 - LPBKFACILITY alarm not reported on 15454 DS1 port when inject LOOPCODES

Last Modified

Jul 13, 2015

Products (1)

  • Cisco ONS 15454 Series Multiservice Provisioning Platforms

Known Affected Releases

9.213 9.23 9.231

Description (partial)

In 9.231, LPBKFACILITY alarm not reported on 15454's DS1-14 & DS1-E1-56 cards when injected 'Activate Line' LOOPCODE from Test Equipment. Prior to 8.50 rel this alarm was identified as 'LPBKDS1FEAC'.

The LPBKFACILITY alarm is correctly reported on 15310-MA's DS1-84/DS3-EC1-3 card and 15310CL's DS1 port when sent 'Activate Line' LOOPCODE from Test Set.

1. Two 15454 MSPP nodes with DS1-14 at one side & other side DS1-E1-56 card.
2. Provision VT1.5 traffic between DS1 cards and monitor the same.

1. Provision DS1 framing as D4.
2. From Test Set inject Inbound 'Activate Line' LOOPCODE.
3. Observe corresponding DS1 port doesn't report LPBKFACILITY alarm.
4. Change DS1 framing to ESF.
5. From Test Set inject Outbound 'Activate Line' LOOPCODE.
6. Observe corresponding DS1 port doesn't report LPBKFACILITY alarm.
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