nmcli con down "Wired connection 1"
nmcli con mod "Wired connection 1" ipv4.addresses "192.168.19.1/28" ipv4.gateway "192.168.19.14" ipv4.dns "8.8.8.8,8.8.4.4" ipv4.dns-search "steffenrohr.com" ipv4.method "manual"
nmcli con up "Wired connection 1"
nmcli con show
nmcli dev show
nmcli