Solved
EA removed Battlefield games because they are old ?
The Online Service for Battlefield 2142 for PC and Mac (including Northern Strike expansion) has been discontinued due to the shutdown of GameSpy.
See this link for info on that: http://www.ea.com/news/update-on-ea-titles-hosted-on-gamespy
GameRanger is the way forward for this particular game: http://www.gameranger.com/about/
