nmcli connection show
sudo nmcli connection modify "Wired connection 1" ipv4.method manual ipv4.addresses 192.168.30.43/24 ipv4.gateway 192.168.30.249 ipv4.dns "192.168.30.10, 192.168.30.80"
sudo nmcli connection up "Wired connection 1" # pierdes conexión