How to Port Forward Left 4 Dead

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Port Forward Staff
September 19, 2018 (Last Updated: ) | Reading Time: 3 minutes

Left 4 Dead is a First-Person, Shooter, Survival, and Action game published by Valve, Electronic Arts released in 2008.

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Which Ports Does Left 4 Dead Require

The network ports for Left 4 Dead are as follows:

Left 4 Dead - Steam

  • TCP: 27015, 27036
  • UDP: 27015, 27031-27036

Left 4 Dead - Xbox 360

  • TCP: 3074
  • UDP: 88, 3074

If you want to follow guides that are custom tailored to your exact router and Left 4 Dead simply follow one of these links:

Left 4 Dead offers the following styles of play.

How to Port Forward Left 4 Dead

When you are playing Left 4 Dead you might need to forward some ports in your router. Forwarding ports is a useful trick in gaming because it can really help to make your network connection most stable and intermittently even faster. Routers were not designed to allow incoming network requests and some games can play tremendously better if an incoming connection is forwarded through the router to the game.

Before You Forward a Port

Before you can forward a port you need to know the following things:

How to locate your router's IP Address

The easiest way to locate your router's IP address is to run our free Router Detector utility. It's a part of the Network Utilities suite of tools and it's completely free to use.

How To Forward Ports

A smart way to forward your ports is to use Network Utilities. Since Network Utilities allows you to both forward and un-forward ports easily you can keep your network security maximized, and then forward ports only when you need them. Alternatively you can do it by hand.

The normal process for forwarding a port is:

After that your ports should be open. Check out our full game and application list for more port forwarding guides.

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