Adding additional IP Addresses to Ubuntu 12.04 server x32. nano /etc/network/interfaces Add auto eth0:<PIC AN ID IE eth0:123> iface eth0:<PIC AN ID IE eth0:123> inet static address 192.168.1.52 netmask 255.255.255.0 network 192.168.1.0 broadcast 192.168.1.255 gateway 192.168.1.1 dns-nameserver 8.8.8.8 8.8.4.4 dns-search network.local run Service Networking restart then run ifconfig You Should see eth0 Link encap:Ethernet HWaddr…