config interface loopback
	option ifname	lo
	option proto	static
	option ipaddr	127.0.0.1
	option netmask	255.0.0.0

config interface eth
	option ifname	eth0
	option proto	none

config interface lan
	option ifname	lan
	option type	bridge
	option proto	static
	option ipaddr	192.168.1.1
	option netmask	255.255.255.0