vim /etc/network/interfaces
auto lo iface lo inet loopback auto eth0 auto eth2 auto eth3 iface eth0 inet manual iface eth2 inet manual iface eth3 inet manual auto br0 iface br0 inet static address 10.95.149.173 netmask 255.255.255.192 gateway 10.95.149.129 bridge_ports eth0 bridge_ports eth2 bridge_ports eth3 bridge_stp off bridge_fd 0 bridge_maxwait 0 brodge_maxage 12