User's Manual

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DWR User’s Guide
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35
3.2.4.11 Firewall - 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.
Fig. 3-19
Item Description
Enable Port Filtering Click to enable the port filtering security function.
Port Range 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.
Protocol
The Protocol can be TCP, UDP or Both.
Comment
Comment let you know about the reason 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.