Cisco Bug: CSCvt49488 - In Monsub fastpath packets are captured twice in vpp pcap
Oct 07, 2020
- Cisco ASR 5000 Series
- Cisco ASR 5500
Known Affected Releases
21.17.M0.private 126.96.36.199774 21.19.0 21.19.n1
Symptom: In Monitor Subscriber, Fastpath packets are captured incorrectly in the VPP PCAP file under certain conditions. Downlink packets are being capture twice with GTPU header, and uplink packets are not being captured with GTPU headers. This affects the first few packets of a TCP connection until packets are fully processed by the Fastpath without intervention by the SMGR slow path. Conditions: Monitor Subscriber is running to capture traffic on the UP.
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Bug Details Include
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