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Cisco Bug: CSCvs70098 - CFM MEP entry not updated on NPU when bundle member changes

Last Modified

Jun 19, 2020

Products (2)

  • Cisco Carrier Routing System
  • Cisco NCS 4016

Known Affected Releases

6.5.26.BASE

Description (partial)

Symptom:
CFM session status is T-Timedout. So, CFM Ping/Traceroute from peer are failed.

Conditions:
This issue reproduced with following trigger

1.	Create bundle interface with member on LCx. Here, x is slot number.
2.	Configured CFM endpoint. //CFM endpoint programmed at LCx.
3.	Add bundle member on any LC other than x, say LCy. //cfm_nonoffload_update will initiate CFM endpoint programming at LCy, which is not happening due to this bug.
4.	Remove bundle member on LCx. //cfm_nonoffload_update will initiate CFM endpoint removal at LCx, which is not happening due to this bug.
5.	Issue could be seen.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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