auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 211.x.x.x
netmask 255.255.255.x
gateway 211.x.x.x
dns-nameservers 114.114.114.114 119.29.29.29
auto eth1
iface eth1 inet static
address 10.16.16.15
netmask 255.255.255.0
up route add -net 10.0.0.0 netmask 255.0.0.0 gw 10.16.16.254 eth1