After last nights EA server outage on PS3 and PC, EA have found the issue and put a fix in place and brought the servers back online. This  means that both PS3 and PC players can return back to playing Bad Company 2.

We are aware of a number of remaining disconnect issues on PC and we have released the “R5” server to hosts yesterday to address some of the disconnects. We are continuing to work on the remaining disconnect issues to have a solution as fast as possible as well as looking into reports of other issues raised on the forums For Consoles: Click Here For PC : Click Here

Battlefield Bad Company 2 has managed to prove so popular that yesterday the concurrent users in Battlefield: Bad Company 2 surpassed that in Battlefield 2 which has been going strong for almost 5 years.

Source: Battlefield Blog