PLANET WRT-416 - Manual (Page 34)

z Enable IP Filtering
Enable IP filtering
z Local IP Address
Add LAN IP address you want to control
z Protocol
Select the port number protocol type (TCP, UDP or both). If you are unsure, then leave it to the default
both protocol
z Comment
The description of this setting
8.3 MAC Filtering
You can filter wired users by enabling this function; thus unauthorized users can not access the network.