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SwitchSNMPCommunication_Alert reported for cluster switch

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

  • ONTAP 9
  • FAS/AFF Systems
  • BES-53248 Cluster switches

Issue

  • The following alert is reported for cluster switch in the event logs:

[Node-01: cshmd: hm.alert.raised:alert]: Alert Id = SwitchSNMPCommunication_Alert , Alerting Resource = ClusterSW1 raised by monitor ethernet-switch

  • The switch health is degraded because of this alert:

Cluster::> system health subsystem show

Subsystem         Health
----------------- ------------------
SAS-connect       ok
Environment       ok
Memory            ok
Service-Processor ok
Switch-Health     degraded
CIFS-NDO          ok

  • The affected cluster switch is not monitored with the reason "Invalid SNMP settings".
  • The alert is triggered even after deleting it using the system health alert delete command.
  • An attempt to run snmpwalk fails with "operation timed out" error for the affected switch despite node reboot.

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