➤ ip a o ip addr sh o ip addr show (antiga: ifconfig)
➤ ip r o ip route sh o ip route sh (antiga: route -n)
➤ ip link set eth0 up o nmcli dev connect eth0 (antiga: ifup eth0)
➤ ip link set eth0 down o nmcli dev disconnect eth0 (antiga: ifdown eth0)
➤ ip route add default via 192.168.253.1 dev eth0 (antiga: route add default gw 192.168.253.1 eth0)
➤ ip route add 192.168.100.0/24 via 192.168.253.1 dev eth0 (antiga: route add -net 192.168.100.0/24 gw 192.168.253.1 eth0) I per fer una ruta persistent, a /etc/network/interfaces ficar-hi up ip route add 192.168.100.0/24 via 192.168.253.1 dev eth0