The ports that need to be forwarded for Return to Castle Wolfenstein Server are listed here:
Return to Castle Wolfenstein Server - PC
- TCP: 27960-27969
- UDP: 27960-27969
Setting Up a Port Forward for Return to Castle Wolfenstein Server

When you use Return to Castle Wolfenstein Server you might need to forward some ports in your router. The purpose of forwarding ports is to make a direct connection from the internet to Return to Castle Wolfenstein Server.
Routers generally do not allow incoming connection requests from the internet. By forwarding ports you can work around this limitation.
Before You Forward a Port
You need to know the following things before you can forward a port:
- The IP address of your router.
- The IP address of your computer.
- A list of TCP and UDP ports that need to be forwarded.
How to Locate Your Router's IP Address
You can run our free Router Detector software to locate your router's IP address. The software is part of our Network Utilities suite of tools and it is completely free to use.
You can also follow our Find Your Router IP Address article.
Forwarding a Port for Return to Castle Wolfenstein Server
We have Network Utilities software that can forward ports for you. Our Network Utilities software allows you to add port forwards and also remove them when you no longer need them to maximize your network security.
Alternatively you can do it by hand. The step-by-step process for forwarding a port is:
- Begin by logging in to your router.
- Locate your routers port forwarding section.
- Type the IP address of your computer into the correct box in your router.
- It is now time to type the TCP and UDP ports that you are forwarding for Return to Castle Wolfenstein Server in the correct boxes in your router.
Frequently you have to reboot your router for the changes to take effect.
You can choose your router from our list to see exactly how to forward ports for Return to Castle Wolfenstein Server:
List of Routers - Customized for Return to Castle Wolfenstein Server
Those are the steps for forwarding ports in your router for Return to Castle Wolfenstein Server.