User's Manual

USER’S MANUAL OF WLAN 11G ROUTER Version: 1.0
34
Screen snapshot – Firewall - Port Filtering
Item Description
Enable Port Filtering Click to enable the port filtering security function.
Port Range
Protocol
Comments
To restrict data transmission from the local network on
certain ports, fill in the range of start-port and end-port,
and the protocol, also put your comments on it.
The Protocol can be TCP, UDP or Both.
Comments let you know about whys to restrict data from
the ports.
Apply Changes Click the Apply Changes button to register the ports to
port filtering list.
Reset Click the Reset button to abort change and recover the
previous configuration setting.
Delete Selected Click to delete the selected port range that will be
removed from the port-filtering list.
Delete All Click to delete all the registered entries from the
port-filtering list.
Reset Click the Reset button to abort change and recover the
previous configuration setting.
3.3.13 Firewall - IP Filtering
Entries in this table are used to restrict certain types of data packets from your
local network to Internet through the Gateway. Use of such filters can be
helpful in securing or restricting your local network.