This screen allows you to add some wan filters .
Filter IP List:
wan filter ip list.
Delete
delete a ip from wan filter list
Look Domain
check the ip 's domain name
Add into list
you can make a wan filter By IP Address or By Domain Name .
then push "<==add" button
Enable / Disable
Enable/Disable WAN Filters by "==>save"button .
Notice Message:
show a current action message
If you have saved wan filter to "Enable", some website will be discarded by the router.