Rollup Update 2 for Exchange Server SP2 is available for download on Microsoft Download Center now.
This rollup update has 53 fixes for recently identified bugs in the application. The complete list of fixes is available at Description of Update Rollup 2 for Microsoft Exchange Server 2007 Service Pack 2
Read more about the Rollup Update – Released: Update Rollup 2 for Exchange Server 2007 Service Pack 2
Download the Rollup Update – Microsoft Download Center