Delete: check, then click “Apply Settings” to delete this entry. 
Num: (view only) the ordinal position in the list 
Application: Enter the name of the application in the field provided. 
Protocol: Chose the right protocol TCP, UDP or Both. Set this to what the 
application requires. 
Source Net: Forward only if sender matches this ip/net (example 192.168.1.0/24). 
Port from: Enter the number of the external port (the port number seen by users 
on the Internet). 
IP Address: Enter the IP Address of the PC running the application. 
Port to: Enter the number of the internal port (the port number used by the 
application). 
Enable: Click the Enable checkbox to enable port forwarding for the application. 
Check all values and click Save Settings to save your settings. Click the 
Cancel changes button to cancel your unsaved changes. 
 
 
Port Range Forwarding  
Port Range Forwarding allows you to set up public services on your network, such 
as web servers, ftp servers, e-mail servers, or other specialized Internet