auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
        address 10.11.57.60
        netmask 255.255.255.128
        gateway 10.11.57.1

auto vlan10
iface vlan10 inet static
        address 192.168.11.1
        netmask 255.255.255.0
        vlan_raw_device eth0