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Windows Server 2003 Security: A Technical Reference by Roberta Bragg

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Volume Shadow Copy Service

The volume shadow copy Service is used for two purposes. First, the service makes a snapshot disk copy at the start of ntbackup, and then ntbackup backs up the selected files and folders from the copy. When volume shadow copy is used, even open files can be backed up. Second, the service is used to provide users the opportunity to recover deleted files or earlier versions of a current file. This is called User Based File Recovery in technical documents and Previous Versions in end-user documents.

When Shadow Copy is used during backup, it does not need to be configured and is turned on by default. However, User Based File Recovery must be configured and client software distributed before it can be used. User Based File ...

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