3‐6‐2 Special Applications
Some applications require multiple simultaneous connections, which cannot be set up with simple NAT rules. You can configure the “Special Applications” feature for such applications.
Item Name | Description |
Enable Special | Check this box to enable the special applications |
Applications | function. |
IP Address | Input the IP address of the computer in the local |
| network that provides the Internet service. |
Computer Name | Computer names found in the local network are listed |
| here. You can select a computer name and click the |
| “<<” button to add the selected computer’s IP |
| address to the “IP Address” field. |
TCP Port to Open | Input the TCP port number(s) here. The port number |
| can be a single value, or a range (e.g. “20‐50”). If you |
| need to input multiple, non‐contiguous port numbers, |
| separate each number with a comma (“,”). If the |
| application does not use TCP ports, leave it blank. |
UDP Port to Open | Input the UDP port number(s) here. The port number |
| can be a single value, or a range (e.g. “20‐50”). If you |
| need to input multiple, non‐contiguous port numbers, |
| separate each number with a comma (“,”). If the |
| application does not use UDP ports, leave it blank. |
Comment | You can add an optional note in the “Comment” field. |
Popular Applications | Here is a list of port mapping settings for numerous |
| network games. Select a game from the dropdown |
| menu and click “Add” to add the settings to the |
| respective fields. |
Add | Click “Add” to add the settings to the table. |
Reset | Click “Reset” to clear all the settings. |
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