42 | Chapter 3. Security Settings
N300 Wireless Dual Band ADSL2+ Modem Router DGND3300v2 User Manual
You can add a pre-set port forwarding rule or a custom rule.

Adding a Pre-set Port Forwarding Rule

1. From the Port Forwarding screen, click Add to display the following screen:
Figure 23.
2. In the Service Name list, select the rule.
3. Fill in the Server IP Address field, and then click Apply.

Adding a Custom Port Forwarding Rule

1. From the Port Forwarding screen, click Add.
2. Select the Custom Rule radio button, and the screen changes:
Figure 24.
3. In the Service Name field, enter a name.
4. In the Service Type list, select the protocol. If you are unsure, select TCP/UDP.
5. Fill in the Starting Port and Ending Port fields.
6. In the Server IP Address field, enter the IP address of your local computer that will provide
this service.