How to Port Forward Half-Life 2

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Port Forward Staff
September 19, 2018 (Last Updated: ) | Reading Time: 2 minutes

Half-Life 2 is a First-Person, Action, Shooter, and Adventure game published by Sierra Entertainment, Valve released in 2004.

Half-Life 2 cover artwork featuring Alyx Vance and Gordon Freeman
Half-Life 2 cover artwork featuring Alyx Vance and Gordon Freeman

Ports Required for Half-Life 2

The necessary ports for Half-Life 2 are as follows:

Half-Life 2 - Steam

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

If you want to follow guides that are custom tailored to your exact router and Half-Life 2 simply follow one of these links:

Half-Life 2 includes the following styles of play.

Forward Ports for Half-Life 2

When you are playing Half-Life 2 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 sometimes 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 find 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 general process for forwarding a port is:

That's all it takes to open your ports. Want to learn how to create more port forwards? Check out our list of games and applications.

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