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Cisco Bug: CSCvs73822 - CRC errors when macsec is enabled on 40G interface with packet size less than 68 bytes.

Last Modified

Sep 02, 2020

Products (11)

  • 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 9901 Router
  • Cisco ASR 9001 Router
  • Cisco ASR 9906 Router
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Known Affected Releases

6.6.2.BASE

Description (partial)

Symptom:
CRC packets are getting increment with 40G macsec interace on Tomahawk based cards.
This issue is specifically seen with packet size less than 68 bytes.

Conditions:
Issue is seen only with spirent. Not seen with Ixia.
The imix pattern of the packet is seen as burst from Spirent to hit the issue.
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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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