Microsoft will end support for Windows Server2003/R2 next summer on July 14, 2015. End of support for Windows Server 2003/R2 meansthat no more updates or patches will ship from Microsoft.
Microsoftwill no longer develop or release any updates after ending support. If you arestaying the Server OS, upgrade to either Windows Server 2008 or 2012.
Be sure tocheck the approved platforms for your Mentor application before making anyplatform changes.