The patch 1.1 for BattleField 2142 is available
here. This patch corrects lots of bugs and improve the stability of the game. It also add a feature waited by clans : the possibility to manage the "unlocks" on private server and the spectator mode
EA suggest you to freely test the full version of the game till the 25th of December. All you have to do is to subscribe to their mailing list
here.