This update contains the latest Microsoft Storport storage driver. Microsoft recommends that customers use the latest version of the driver, as several Storport-related issues have been fixed since the release of Windows Server 2003. After you install this item, you may have to restart your computer.
Download: Update for Windows Server 2003 (KB891793)
Download: Update for Windows Server 2003 64-bit Edition (KB891793)
View: Knowledge Base Article