Security
75
N300 Wireless ADSL2+ Modem Router DGN2200v3
2. Leave the Port Forwarding radio button selected as the service type.
3. Click Add, and the following screen displays:
4. From the Service list, select the service or game that you will host on your network. If the
service does not appear in the list, see Add a Custom Service on page 75.
5. In the Send to LAN Server field, enter the last digit of the IP address of your local computer
that will provide this service.
6. Click Apply.
The service appears in the list on the Port Forwarding screen.
Add a Custom Service
To define a service, game, or application that does not appear in the Service Name list, first
determine which port number or range of numbers the application uses. You can usually
determine this information by contacting the publisher of the application or user groups or
news groups. When you have the port number information, follow these steps.
To add a custom service:
1. Select Advanced > Port Forwarding/Port T
riggering.
2. Select the Port Forwarding radio button as the service type.
3. Click the Add Custom Service button to display the following screen:
4. In the Service Name field, enter a descriptive name.
5. In the Protocol field, select the protocol. If you are unsure, select TCP/UDP.
6. In the Starting Port field, enter the beginning port number
.
• If the application uses a single port, enter the same port number in the Ending Port
field.
• If the application uses a range of ports, enter the ending port number of the range in
the Ending Port field.
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