Not active yet, but looks like it should be soon:
http://dogfighter-game.com/component/content/article/1-frontpage-news/41-calltoarms
Also, a content patch coming Oct. 25th
Edit:
Starts Monday...
Just noticed it:
http://store.steampowered.com/app/21680/
Held off at first, but for 10 bucks and finally making it's way to Steam, I might have to pull the trigger.