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Cisco Bug: CSCum42315 - [CFM bundle offload]: Unnecessary TX drops in SPP in scaled CFM sessions

Last Modified

Jan 14, 2017

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

Symptom:TX drops seen in SPP on the line card carrying the active CFM-offload member link. This can cause CFM session flaps for 10ms intervals.
Conditions:The issue is applicable in the following conditions:
1. CFM sessions (mostly seen with 10ms CCM intervals) are configured over bundle interfaces.
2. bundle-offload is configured.
3. The CCM traffic scale is high (>50kpps)
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