Cluster Switch not monitored due to IP address not reachable

Applies to

• Cluster Switch Health Monitor (CSHM)
• Cluster Network Switches

Issue

• Node reports a health alert stating cluster switch IP address not being reachable.

cluster::*> system health alert show

               Node: node-1
           Resource: cluster-sw1
           Severity: Major
    Indication Time: Thu Aug 18 22:42:33 2022
           Suppress: false
        Acknowledge: false
     Probable Cause: Ethernet switch "cluster-sw1" with IP address
                     "10.1.1.X" is not reachable via SNMP. Incorrect
                     SNMP community string might be configured on the
                     Ethernet switch.

• The cluster switch is not under monitoring by the Cluster Switch Health Monitor (CSHM):

ClusterA::> system cluster-switch show
Switch                      Type               Address          Model
--------------------------- ------------------ ---------------- ---------------
switch_A_1(xxxxxxxxxxx)     cluster-network    10.1.1.X         NX3132V
     Serial Number: xxxxxxxxxxx
      Is Monitored: false 
            Reason: IP address not reachable
  Software Version: Cisco Nexus Operating System (NX-OS) Software, Version 7.0(3)I4(1)
    Version Source: CDP

• Unable to Ping the Cluster Switch management IP address

ClusterA::> ping -node NodeA -destination 10.1.1.X
no answer from 10.1.1.X