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connecting to the Internet.
Direction
Select the traffic forwarding direction: outgoing or
incoming.
Protocol
There are 3 options available: TCP, UDP and ICMP.
Rule Action
Deny or allow traffic when matching this rule.
Source IP Address
Enter the start IP Address which will be monitored.
Subnet Mask
Enter the Subnet Mask based on the Source IP Address.
Port
LAN users use port number to distinguish one network
application over another such as 21 is for FTP service.
The port number range is from 0 to 65535. It is
recommended that this option be configured by an
advanced user.
Destination IP Address Enter the destination IP Address which will be monitored.
Subnet Mask
Enter the Subnet Mask based on the Destination IP
Address.
Port
This is the port or port ranges that define the application.
Current Filter Table
If you want to remove some IP/Port filter settings from
the "Current Filter Table", select the items you want to
remove in the list and then click "Delete Selected". If you
want remove all the items from the table, just click
"Delete All" button.
When you finish, click ‘Apply Changes’. You’ll see the following message
displayed on web browser: