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Cisco Bug: CSCuo84896 - RSP2:120gbps-8-9% traffic loss in inter-cylon case for IPv4 routed ports

Last Modified

Feb 01, 2017

Products (1)

  • Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases

15.4(3)S 15.5(1)S

Description (partial)

Symptom:
Packets lesser than 64 bytes in inter-cylon are lost in case for L3 Unicast routed ports.

Conditions:
Traffic loss happens only for packets lesser than 64 bytes  on RSP2 routers with multiple cylons only when forwarding packets from a L3 port configured on one cylon to a L3 port configured on another cylon.
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