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Cisco Bug: CSCun24690 - WSE- obfl_show causing " CONTBUS-IO-A " and traffic getting affected

Last Modified

May 22, 2014

Products (1)

  • Cisco ONS 15454 Series Multiservice Provisioning Platforms

Known Affected Releases

10.10 9.810

Description (partial)

Symptom:
obfl-show command  reports  CONTBUS-IO alarm as   there will be a connection failure between TNC and WSE card . 
After the retreval of logs , the card goes for auto-reset which is expected . but there is a OTUK-LOF on trunk .

Conditions:
1. Go to WSE card console and give "obfl-show" command to retrieve obfl logs(h/w related faults).
2. When obfl logs retrieval starts, within a minutes , card starts reporting "CONTBUS-IO-A" (Peer to Peer slot communication failure).
3. after obfl logs retrieval completing successfully, card is going for AUTO RESET.
4. During card recovery from AUTORESET, trunk port causing OTUK-LOF on Far-End trunk  and this causing traffic hit.
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