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Cisco Bug: CSCut43370 - Traffic drops seen on EXGW ST40 chassis after ICSR in certain scenarios

Last Modified

Jan 28, 2017

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

16.2.3.56980 18.0.0.59381

Description (partial)

Symptom:
Traffic drops down by 40% or so post ICSR switchover.

Conditions:
This issue is seen during the following scenarios:

- Multiple SMC swicthovers on standby followed by an ICSR switchover
- Multiple ICSR switchovers
- Single ICSR switchover (only one such instance observed)

Once the issue occurs, the traffic for many enterprises is degraded..
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