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Cisco Bug: CSCun88411 - SIP-700: Egress QFP Ucode crash with stuck thread handling Multicast pkt

Last Modified

Jul 20, 2018

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

4.0.11.LC

Description (partial)

Symptom:In ASR9K running 4.0.11 image, SIP-700 Linecard might reload due to a ucode crash in Egress QFP forwarding engine.

Conditions:Crash is seen in the Egress direction, when a QFP thread gets stuck while processing a Multicast packet destined to 224.0.0.1.

This crash is a one time occurrence, not seen consistently. Once the LC comes up after reload, it continues to function as before.
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