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Cisco Bug: CSCvt82639 - VPP cannot handle MTU size > 2K

Last Modified

Jul 17, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.16.4 21.16.c11.75292 21.16.c12 21.16.c9.74593 21.17.5 21.19.1 21.19.n1 21.20.0

Description (partial)

Symptom:
Packet drops are seen when the MTU size set to greater that 2k.

Conditions:
This issue is observed when setting the interface MTU greater than 2k and sending ICMP ping packets from UP to RCM.
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