In the impossibility to do this, you must disable the firewall temporarily while the server is running. If your router does not rely on this feature, you need to open its ports manually. Have fun in a cooperative game with our friends is something quite fun, right? Do this on our own server is something even more fun! Today I will teach you how to create a dedicated server for Killing Floor 2!īut before we begin, I would like to highlight a few things: