- ONTAP 9.7 and earlier
csm.mismatchRemoteDevice message appears in event log:
7/24/2020 03:07:18 node01 ERROR csm.mismatchRemoteDevice: CSM connection between source LIF 989 and destination address 18.104.22.168 might not be optimal for session 0005aab23c103c9f. The source is currently connected to - remote device and the destination is currently connected to <device_name> (#######) remote device.
device_name entries can be cluster switch names, node names or dashes (-). The contents of the message help determine the cause and required troubleshooting.