http://www.llamaserver.net/gameinfo.cgi?game=Magellan
So if you're new to llamaserver, have no fear, it's very simple to join the game. First, install the 2 mods linked through the above link (i.e. CBM 1.41 and Standards & Streamers).
Then activate them. Then design your pretender using the Dom3 pretender creation tool. Then follow llamaserver's FAQs:
http://forum.shrapnelgames.com/showthread.php?t=35160