Debian Networking scripts: # The primary network interface auto eth0 iface eth0 inet static address 192.168.1.90 gateway 192.168.1.1 netmask 255.255.255.0
Debian Aliases: auto eth0:1 iface eth0:1 inet static address 192.168.2.22 netmask 255.255.255.0
Networking scripts: DEVICE=eth0 BOOTPROTO=static IPADDR=192.168.1.50 NETMASK=255.255.255.0 ONBOOT=yes TYPE=Ethernet