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LACP port flapping on AFF-A220 controllers

Last Updated:

Applies to

  • AFF-A220
  • Cisco Nexus5548 (OS version 5.2(1)N1(9a))


  • flapping ports seen in EMS.logs
vifmgr: vifmgr.port.monitor.failed:error: The "link_flapping" health check for port e0a (node node01) has failed. The port is operating in a degraded state.
  • Issue persists:
    • after a cable and SFP replacement
    • on a different port on switch
    • with auto-negotiate or a fix speed
    • on LACP or a single port 


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