In common situation, "system ip address" is the ETH0 address. So edit /etc/sysconfig/network-scripts/ifcfg-eth0 with your favourite text editor and run service network restart ps don't forget to change default gw also, it's located in /etc/sysconfig/network.
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scp C:\path\to\win11.vhdx root@192.168.100.21:/var/lib/vz/images/
Credit to https://mikrotikmasters.com/
The below is to be used in a script to test failover based on firewall rules