User's Manual

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WLAN Broadband Router
User Manual
4.3.5 Firewall
4.3.5.1 Port 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.
Item
Description
Enable Port Filtering
Click to enable the port filtering security function.
Port Range/ Protocol/
Comment
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.
Comment let you know about whys to restrict data from the ports.
Apply Changes
Click the Apply Changes button to complete the new configuration
setting.
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.