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Cluster Port Degraded and Node panic after migration from switchless to switched cluster

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Applies to

  • Cluster Network Switch (Cisco 9336C-FX2)
  • ONTAP
  • Sites migrating from switchless to switched cluster configuration

Issue

After migrating from a switchless to a switched cluster configuration, the following issues were observed:
  • Cluster ports degraded and unable to serve data.
  • Node2 panic, unable to join cluster or bring cluster applications online.
    [Cluster1-01: cf_main: callhome.sfo.takeover.panic:EMERGENCY]: Call home for CONTROLLER TAKEOVER COMPLETE PANIC

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