Ok, /g/entoos, post your home servers and explain why are you need a server, which services you are running on them and which OS and settings you are using. I will start.
Pic related.
>>55975660
See attached.
Using it to run Teknik as well as my personal media server.
Plex
OpenVPN for remote access
VPN for public torrents
OS for private torrent uploading
Counter strike server
>>55975660
SFTP, Pastebin clone, web server, private git server, mumble server and a mumble radio bot
Bottom one pretty much only does an Irssi shell with Bitlbee so I can leet hackor chat with my facebook/steam friends through my terminal.
Asustor hosts some websites and movies/tv shows.