1: Download SteamCMD.
2: Run the following codes in order in SteamCMD, installing the dedicated server files.
login anonymous
force_install_dir ./source2013dedi/
app_update 244310 validate
3: Download TF2 Vintage, put the tf2vintage folder inside of the source2013dedi folder:
(Insert your link to TF2 Vintage here)
4: Port forward port 27015 on your network in order to be able to broadcast to other users.
5: Open source2013dedi/tf2vintage/cfg/server.cfg and configure your server name, rcon password and any other settings you want.
(For Windows)
4: Start up SRCDS.exe using a .bat file pointing at TF2Vintage to start the server.
Example of a complex .bat file: Pastebin.com [From Dio on /radcorp/]
Even simpler:
start srcds.exe -game tf2vintage +maxplayers 32 +map ctf_2fort -console -insecure -high
Take either the URL or the line below and save the contents as a .bat file.
I don't quite know what is required for Linux, since I've never really hosted on Linux. I would recommend though if you're going to set up a dedi, make sure you have a separate computer available to host on for best performance and uptime.