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ClusterSwitchConnectionDegraded when cluster switches have mismatched SNMP versions

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Category:
ontap-9
Specialty:
hw
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Applies to

  • ONTAP 9
  • Cluster switch

Issue

  • When cluster switch monitoring is enabled via SNMPv3 on one switch and SNMPv2 on the other, the following alert may be seen:
ClusterSwitchConnectionDegraded_Alert
 
  • The EMS logs may contain the alert raising and subsequently clearing:
Sun May 11 13:08:28 -0600 [node2: cshmd: hm.alert.raised:alert]: Alert Id = ClusterSwitchConnectionDegraded_Alert , Alerting Resource = node2 raised by monitor ethernet-switch
Sun May 11 13:08:28 -0600 [node1: cshmd: hm.alert.raised:alert]: Alert Id = ClusterSwitchConnectionDegraded_Alert , Alerting Resource = node1 raised by monitor ethernet-switch
Sun May 11 13:12:16 -0600 [node2: mgwd: callhome.hm.alert.major:alert]: Call home for Health Monitor process cshm: ClusterSwitchConnectionDegraded_Alert[node1].
Sun May 11 13:33:28 -0600 [node2: cshmd: hm.alert.cleared:notice]: Alert Id = ClusterSwitchConnectionDegraded_Alert , Alerting Resource = node2 cleared by monitor ethernet-switch
Sun May 11 13:33:28 -0600 [node2: cshmd: hm.alert.cleared:notice]: Alert Id = ClusterSwitchConnectionDegraded_Alert , Alerting Resource = node1 cleared by monitor ethernet-switch

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