# Rocky 9 network interface change IP address and host name example
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nmcli connection show
nmcli connection show --active

nmcli connection modify enp1s0 ipv4.address 192.168.0.52/24
nmcli connection modify enp1s0 ipv4.method manual ipv6.method ignore
nmcli connection modify enp1s0 ipv4.gateway 192.168.0.1
nmcli connection modify enp1s0 ipv4.dns 192.168.0.8
nmcli connection modify enp1s0 ipv4.dns-search swgalaxy

nmcli connection modify enp2s0 ipv4.address 192.168.1.52/24 ipv4.method manual ipv6.method ignore

# list host interfaces
hostname -I

# set host name
hostnamectl hostname ithor.swgalaxy