root@OpenWrt:/# cat /etc/config/network
#### VLAN configuration
config switch eth0
        option vlan0    "1 2 3 4 5*"
        option vlan1    "0 5"


#### LAN configuration
config interface lan
        option type     bridge
        option ifnames  "eth0.0 wl0"
        option proto    static
        option ipaddr   192.168.1.1
        option netmask  255.255.255.0


#### WAN configuration
config interface        wan
        option ifname   "eth0.1"
        option proto    dhcp