Cluster switch monitoring issue
Applies to
- ONTAP 9
- FAS/AFF Systems
- Cluster switches
Issue
- The following system health alerts are being reported:
SwitchIslIfDownWarn_Alert,SwitchUnreachable_Alert, andUnsupportedSwitch_Alert.
Cluster1::*> system health alert show
Node: Cluster1-01
Alert ID: SwitchUnreachable_Alert
Resource: Old_Switch(FXXXXXXK4)
Severity: Major
Indication Time: Thu Feb 27 10:49:10 2025
Suppress: false
Acknowledge: false
Probable Cause: The ethernet switch's IP address is not reachable from
the local node.
Possible Effect: Monitoring of the switch and log collection will not
function.
Corrective Actions: Ensure that the IP address is reachable or specify the
correct reachable IP address.
- The alerts are being reported for an old switch configuration that is neither in use nor visible in the cluster.
Cluster1::*> system switch ethernet show
Switch Type Address Model
--------------------------- ------------------ ---------------- ---------------
Switch1(FXXXXXXJH) cluster-network 10.XXX.XX.48 N9K-C9336C-FX2
Serial Number: FXXXXXXJH
Is Monitored: true
Reason: None
Software Version: Cisco Nexus Operating System (NX-OS) Software, Version
10.2(5)
Version Source: CDP/ISDP
Switch2(FXXXXXXK4) cluster-network 10.XXX.XX.47 N9K-C9336C-FX2
Serial Number: FXXXXXXK4
Is Monitored: true
Reason: None
Software Version: Cisco Nexus Operating System (NX-OS) Software, Version
10.2(5)
Version Source: SNMP
2 entries were displayed.
- The old switch mentioned in the alerts was previously in use and was later deleted and added back to CSHM with a new IP address.
