Applies To: Hitachi NAS (VSP One File)
Use this option to back up virtual volume and quota information.
Procedure
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From the CommCell Browser, go to client > NDMP > defaultBackupSet. 
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In the right pane, right-click the subclient, and then click Backup. The Backup Options dialog box appears. 
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On the Backup Options tab, click Advanced. The Advanced Backup Options dialog box appears. 
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On NAS Options tab, select the Back up Quotas check box, and then click OK. 
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Select the backup type and schedule. 
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Click OK.