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Dlink DSL-2640B Port Forwarding Instructions

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Setup Router Staff
(Last Updated: ) | Reading Time: 4 minutes

This page will show you how to setup a port forward on the Dlink DSL-2640B router.

If you are not sure what port forwarding is you can read our What is Port Forwarding guide to help get started.

Other Dlink DSL-2640B Guides

This is the port forwarding guide for the Dlink DSL-2640B. We also have the following guides for the same router:

Configure your Computer to Have a Static IP Address

Port forwarding the Dlink DSL-2640B to your computer can be more reliable if you first configure a static IP address on your computer. We have instructions to setup a static IP address for Windows 7, Windows 8, and a variety of other devices on our Static IP Address Settings page.

Please note that while setting up a static IP address on your computer is optional, it is still a very good idea to go ahead and do it. In the long run it will make your port forward much more reliable.

Login To The Dlink DSL-2640B

To get started forwarding a port you need to login to your Dlink DSL-2640B router. If you are already logged in you can skip this step.

To login to the Dlink DSL-2640B, follow our Dlink DSL-2640B Login Guide.

Forward a Port on the Dlink DSL-2640B router

Find The Port Forwarding Section of the Dlink DSL-2640B

router status mac address internet IP
This is the status page from your Dlink DSL-2640B router.

This guide begins on the Device Information page of the Dlink DSL-2640B router. To forward a port or ports, click the choice at the top of the page labeled Advanced.

Look to the left side of the page, in the sidebar, tick Virtual Server.

Configure the Port Forwarding section of your Dlink DSL-2640B

Now to forward a port, make the following changes:

port forwarding nat screenshot
This is the port forwarding page from your Dlink DSL-2640B router.

You should now be on the page you see above. Click the blue Add button.

subManu subModel router
This is the general page from your Dlink DSL-2640B router.

On this new page, click the dot labeled Custom Service, then enter the name of the program or something similar in the box to the right of that.

Under that is the Server IP Address. This box needs to contain the LAN IP Address of the specific computer you are forwarding these ports to. What is my IP Address is a great guide on how to find your computer's IP address.

Now to enter the ports. If you are forwarding a single port, enter that port number in the External Port Start, External Port End, Internal Port Start, and Internal Port End boxes. To forward a range of ports, enter the lowest number of the range in the External Port Start, and again in the Internal Port Start. Enter the highest number of the range in the External Port End box, and the Internal Port End box.

Use the Protocol drop down menu to choose the type of protocol you need to use in order to forward these ports.

That's it, simply click the green Apply button and you are finished!

Test if Your Ports are Open

Now that you have forwarded ports on the Dlink DSL-2640B you should test to see if your ports are forwarded correctly.

To test if your ports are forwarded you should use our Open Port Check tool.

Other Dlink DSL-2640B Info

Don't forget about our other Dlink DSL-2640B info that you might be interested in.

This is the port forwarding guide for the Dlink DSL-2640B. We also have the following guides for the same router: