Exchange 2010 is part of the next wave of Microsoft Office-related products and is the first server in a new generation of Microsoft server technology built from the ground up to work on-premises and as an online service. This release of Exchange 2010 introduces a new integrated e-mail archive and features to help reduce costs and improve the user experience. A public beta of the server is available for download starting today at http://technet.microsoft.com/en-au/exchange/2010/default.aspx.
Exchange Server 2010 will become available in the second half of 2009. Microsoft Office 2010 and related products will enter technical preview in the third quarter of 2009 and become available in the first half of 2010. TechNet Edge - Announcing Exchange 2010 Beta TechNet Edge - What's new in Unified Messaging in Exchange 2010? Exchange 2010 will help organizations reduce costs, protect communications and delight e-mail users with capabilities to do the following: