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Cisco Bug: CSCvv10528 - tcp packets dropping due to PARSE_DROP_IPV4_CHECKSUM_ERROR

Last Modified

Sep 16, 2020

Products (9)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco ASR 9910 Router
  • Cisco ASR 9922 Router
  • Cisco IOS XR Software
  • Cisco ASR 9010 Router
  • Cisco ASR 9904 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9001 Router
  • Cisco ASR 9912 Router

Known Affected Releases

6.4.2.CE

Description (partial)

Symptom:
when the asr9k receives a tcp packet and arp is not known for the destination address we are seeing packets punted and dropped on the egress LC for PARSE_DROP_IPV4_CHECKSUM_ERROR

Conditions:
customer saw this on 6.4.2 64bit exr
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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