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Cisco Bug: CSCvk42631 - CSR1000v constantly crashes when processing packets larger than 9K

Last Modified

Feb 06, 2020

Products (157)

  • Cisco Cloud Services Router 1000V Series
  • Cisco Catalyst 3850-48XS-F-S Switch
  • Cisco Catalyst 3650-24PDM-E Switch
  • Cisco Catalyst 3650-12X48UR-L Switch
  • Cisco Catalyst 9300-48U-A Switch
  • Cisco Catalyst 3850-24U-S Switch
  • Cisco Catalyst 9300-48UXM-A Switch
  • Cisco 4221 Integrated Services Router
  • Cisco NCS 4202
  • Cisco Catalyst 3650-48TQ-L Switch
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Known Affected Releases

Denlai-16.3.1 Everest-16.6.1

Description (partial)

CSR1000v  may crash when router received packets larger than 9kB

This issue has been seen on CSRs running in HyperV and AWS, so it's not dependent of the virtualization environment.

When router received packets larger than 9kB.
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