config dhcp
	option interface	lan
	option start 		<dhcp_start>
	option limit		<dhcp_limit>
	option leasetime	1h
        option ignore           <lan_dhcp>
	list dhcp_option        '121,10.0.0.0/8,<lan_ip>,172.16.0.0/12,<lan_ip>'
	list dhcp_option        '249,10.0.0.0/8,<lan_ip>,172.16.0.0/12,<lan_ip>'


config dhcp
	option interface	wan
	option ignore		1

config dhcp
	option interface	wifi
	option ignore		1