User`s manual

and input the port number by yourself.
Trigger Ports:
Input the port number that will trigger the action. If this port was
active by a program, the system will open the corresponding
incoming port.
Incoming Ports:
Input the port number that will be open if the trigger port is active.
Protocol:
Select from the list whether this rule should be applied to TCP or
UDP or both.
Description:
You can input some description of this rule.
Add/Del:
After fill up all your requirement of a rule, click Add to add the rule to
the rule table. If you want to delete a rule from the table, select the
rule and click Del. Then the high-lighted rule will be removed from
the list.
Apply/Cancel:
Click Apply to save the settings or click Cancel to aboard.
4.3.2 Virtual Server
The hosts behind a firewall will be invisible from the outside. If you
would like to setup a server such as web server or mail server
behind the firewall, you will need to setup a virtual server. You can
follow the instructions to setup a virtual server.
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