Microsoft Office Communications Server 2007 beta available

Check it out! Office Communications Server 2007, the next evolution of Live Communications Server, delivers streamlined communications for your users so they can find and communicate with the right person, right now, from the applications they use most—like Microsoft Outlook. And when you download the beta software, you're automatically registered to access valuable beta resources assembled in one convenient Beta Central location.

http://www.microsoft.com/technet/prodtechnol/beta/ocs/default.mspx