To determine if there is an IP conflict on the appliance, run the following commands from the command line interface:
#nsconmsg -K /var/nslog/newnslog -d consmsg
You can also get the same results through the configuration utility by navigating to NetScaler > System > Diagnostics > Manage Logs: View console messages
Below is the sample output for the IP conflicts seen in console messages for the reference:
IP address conflict 10.96.48.45! sent from ethernet address: 00:e0:ed:21:8e:a9
IP address conflict 10.96.48.46! sent from ethernet address: 00:e0:ed:21:8e:a9
IP address conflict 172.28.10.192! sent from ethernet address: 00:e0:ed:21:8e:a9
When you see messages like above, confirm from which device’s MAC address in the network are the conflicts being received.