Linux.com: Setting up a Quake 2 Server

While it is possible for almost anyone to set up a server,
a server will only be successful if it is sufficiently fast to keep
players coming back.
If you wish to set up a gaming server for
public use, you should have the following….”

“Setting up a server is done primarily through the use of
various command line options. Most of the games using the Quake or
Quake 2 engine will use the same basic commands to run a server.
Below is a list of commands used for creating a server, along with
a description of the use of each command….”