Also named Port Forwarding. The virtual server allows you to set up public services on your network, such as web servers, ftp servers, e-mail servers, or other specialized Internet applications. (Specialized Internet applications are any applications that use Internet access to perform functions such as videoconferencing or online gaming. Some Internet applications may not require any forwarding.)
Application. Choose the application in the pull down menu, if you cannot find the applications you want in the list, please click Define Application to define.
Server IP address. Input the server address for the application you selected above. Then click Add to proceed. It will be shown in the list.
Some applications need specified ports opened for Internet connection, such as games, Instant Messengers and so on.
Application. Type in the application name, you can select this application name from the pull down menu in the Virtual Server menu.
Protocol. TCP or UDP, if you are not sure, check manual of the application.
Port Range. Choose Single if there is one port to be opened, or choose Range for a range of port numbers.
Port Number. Type in a port number or a port range.
Click Add to finish your setting, it will be shown on the list. To manage the list, select the row on the list use Delete to delete one rule, or click Delete all to delete all rules on the list.