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Cisco cluster switch is not reachable and reboots frequently

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fabric-interconnect-and-management-switches
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HW
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Applies to

  • ONTAP 9
  • AFF/FAS systems
  • Cisco NX3132V cluster switches

Issue

  • Cisco cluster switch is intermittently not reachable via SSH.
  • It reboots frequently and all LEDs turn amber.
  • Node often reports (and clears) the following alerts:

[Node-1: cshmd: hm.alert.raised:alert]: Alert Id = SwitchReboot_Alert , Alerting Resource = cluster-sw2(XXXXXXXXXXXXXX) raised by monitor ethernet-switch
[Node-1: cshmd: hm.alert.cleared:notice]: Alert Id = SwitchReboot_Alert , Alerting Resource = cluster-sw2(XXXXXXXXXXXXX) cleared by monitor ethernet-switch

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