Windows Server 2008 SP2 RC and Windows Vista Service Pack 2 RC apply to people, organizations, and technical enthusiasts who are comfortable evaluating prerelease software. This prerelease software is provided for testing only. Installation of Service Pack 2 RC will result in Microsoft collecting information about the installation process, even if the installation is not completed. We do not recommend installing this software on primary or mission-critical systems. We recommend that you have a backup of your data before you install any prerelease software.

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Information about Windows Server 2008 SP2 and Windows Vista SP2