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Upgrade of NXOS 3232C firmware and RCF Causes Cluster Communication Loss

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Category:
fabric-interconnect-and-management-switches
Specialty:
nas
Last Updated:

Applies to

Cisco NXOS 3232C Cluster Switches

Issue

  • After an upgrade and applying a new RCF to one of the cluster switches there is loss of communication between the cluster switches
    • SwitchIfIslDownWarn_Alert[ClusterSwitch2/Ethernet1/31]) ALERT
    • HA Group Notification (Health Monitor process cshm: SwitchIfIslDownWarn_Alert[ClusterSwitch2[/Ethernet1/31]) ALERT
  • Attempting advanced command cluster ping-cluster will report all paths up but basic connectivity failed on some paths, similar to:

Basic connectivity
succeeds on 2 path(s)
Basic connectivity fails on 2 path(s)

RPC status:
2 paths up, 0 paths down (tcp check)
2 paths up, 0 paths down (udp check)

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