Configure a static IP: ip addr add 192.168.18.18/24 dev eth0
Start card: ifup eth0 / ifup ifcfg-eth0
Add a default gateway route: via ip route add default 192.168.1.1 dev eth0
Clear IP: ip add flush dev eth0
Configure a static IP: ip addr add 192.168.18.18/24 dev eth0
Start card: ifup eth0 / ifup ifcfg-eth0
Add a default gateway route: via ip route add default 192.168.1.1 dev eth0
Clear IP: ip add flush dev eth0