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Cisco Bug: CSCup44514 - MACSEC: N7K Port flap on N7K-M148GS-11(opackets dropped for few seconds)

Last Modified

Nov 27, 2020

Products (8)

  • CiscoPro Workgroup EtherSwitch Software
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch

Known Affected Releases


Description (partial)

MACSEC N7K port of module N7K-M148GS-11 with 4500 port 
shows port flapping or packet loss (for instance EIGRP flapping).
It happens intermittently (once per day, few times per day, once in few weeks)
Port comes up immediately.

4500 1G interop with Module N7K-M148GS-11 and used with MACSEC configuration
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Bug Details Include

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