Thanks to the work of parazyd, we now have wireguard multiplayer
available on bitreich.org.
The goal is to create for some games, which require some private LAN, a
virtual LAN using wireguard.
$ cd /etc/wireguard
$ umask 077
$ wg genkey > privkey
$ wg pubkey < privkey > pubkey
Next go on ircs://irc.bitreich.org:6697/#bitreich-en and ask for being
added to the wireguard multiplayer network. There you will need your
pubkey available.
The admins will give you back a configuration of the following form: