Port Forwarding the Linksys WRT54AG Router for Left 4 Dead


What is Port Forwarding?

If you don't know what Port Forwarding is yet, you might want to start by reading our What is Port Forwarding guide.

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Home > Routers > Linksys > WRT54AG > Left 4 Dead

Before Forwarding a Port Setup a Static IP Address

To setup port forwarding on the Linksys WRT54AG router your computer needs to have a static IP address. You should complete one of the following steps first:


Now that you have setup a Static IP Address on your computer, please enter the IP address that you assigned to your computer here:

192.168.1. <-- Don't Skip This Step!

Login to the Linksys WRT54AG Router

Now we need to know your routers IP address. You can find it a variety of ways.

How To Find Your Linksys WRT54AG Router IP Address

It's ok if you don't know your Linksys WRT54AG router's internal IP address. You can find it by doing one of the following:

Login To The Linksys WRT54AG Router Using Your Web Browser

Open a web browser like Internet Explorer or Firefox. Enter the internal IP address of your router in the address bar of your browser.

Linksys WRT54AG Screenshot 0

In the picture above the address bar has http://www.google.com in it. Just replace all of that with the internal IP address of your Linksys WRT54AG router. By default the IP address should be set to 192.168.1.1.

Linksys WRT54AG Screenshot 1

You should see a box prompting you for your username and password. Enter your username and password now.

The Default Linksys WRT54AG Router Username is: blank

The Default Linksys WRT54AG Router Password is: admin


Click the Ok button to log in to your Linksys WRT54AG router.


Default Usernames and Passwords for other Linksys Routers

Please visit our Default Linksys Router Passwords page if the username and password shown below did not work for you.

If you can't login to your router because you forgot your Linksys WRT54AG router username and password, use our How to Reset a Router Password guide to set your Linksys WRT54AG router back to its factory settings.


How to Port Forward Left 4 Dead on the Linksys WRT54AG


Having trouble forwarding ports on the Linksys WRT54AG?

If you are having trouble with this guide, then perhaps PFConfig may be your solution. PFConfig is a software tool that will automatically forward ports for your Linksys WRT54AG router to save you time and hassle.

Linksys WRT54AG Router Port Forwarding Screenshots

Now that you are logged in to your Linksys WRT54AG router you should see the following:

Linksys WRT54AG Screenshot 2

Click the Advanced button near the top of the page.

You should now see a new menu. In this new menu, click Port Forwarding.

Linksys WRT54AG Screenshot 3

Forward Ports 4380 on the Linksys WRT54AG

We will list a series of lines here that will show you exactly how to forward the ports you need to forward. Left 4 Dead requires you to forward the following ports: 4380,27000-27050. Go ahead and enter the settings shown above into the Port Forwarding menu.

Customized Applications
 
 
 
External Port TCP
Protocol
UDP
Protocol
IP Address Enable
to 192.168.1.


Forward Ports 27000-27050 on the Linksys WRT54AG

You should see another page of settings that need to be entered into one of the blank lines on your routers Port Forwarding page. Go ahead and enter those settings now.

Customized Applications
 
 
 
External Port TCP
Protocol
UDP
Protocol
IP Address Enable
to 192.168.1.

When you're finished, click Apply near the bottom of the screen to save your changes.

And that's it! You're done!


Test if Your Ports are Open

Now that you have forwarded ports for Left 4 Dead on the Linksys WRT54AG you should test to see if your ports are forwarded correctly.

To test if your port has been properly forwarded, you can use our Open Port Check tool. Our Open Port Check tool is the only online port checking tool with Guaranteed Results.

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