auto loiface lo inet loopbackiface eth0 inet manualiface eth1 inet manualiface eth2 inet manualauto vmbr0iface vmbr0 inet static address 192.168.178.1 netmask 255.255.255.0 gateway 192.168.5.1 bridge_ports eth0 bridge_stp off bridge_fd 0 auto vmbr10iface vmbr10 inet static address 192.168.5.6 netmask 255.255.255.0 bridge_ports eth1 bridge_stp off bridge_fd 0 auto vmbr20iface vmbr20 inet static address 192.168.50.1 netmask 255.255.255.0 bridge_ports eth2 bridge_stp off bridge_fd 0