Reparse Points

A reparse point acts like a miniature “redirector” inside an individual MFT record. The reparse point contains the name of a folder, volumes, or device such as a CD-ROM or DVD. When the MFT record containing the reparse point is opened, the target of the reparse point is opened instead. Using reparse points, it is possible to represent volumes and drives as folders, eliminating the need for additional drive letters and share points.

You have already encountered reparse points at least once in your deployment of Windows Server 2003. Every time you open the Sysvol folder on a domain controller and drill down through a folder with a domain name, you're going through a reparse point. The \Windows\Sysvol\Sysvol\Domain_Name folder actually ...

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