How to host dedicated server

[Red Cube]

Can't find anything about how to host one. help?

[Ad Bot]

[Crown2]

After forwarding ports, open the file called dedicated. A black screen will start loading your add-ons. When it says dedicated server now open. Go to the server list and connect to it.

[GLaDOS (Portal)]

After forwarding ports, open the file called dedicated. A black screen will start loading your add-ons. When it says dedicated server now open. Go to the server list and connect to it.

Also, it's an MS-DOS Batch file.
dedicated.bat
Note that the first console is only loading the dedicated console.