Disk requirements for Media Server and Third-Party Copy methods
For the NetBackup Media Server or Third-Party Copy Device backup method, the client's data must be on one or more disks that meet the following criteria.
The disk must be either a SCSI or Fibre Channel device.
The disk must be visible to both the NetBackup client and to the NetBackup media server. The disk must be connected through a Fibre Channel SAN or through a disk array that has dual port SCSI connections.
The disk must be able to return its SCSI serial number in response to a serial-number inquiry (serialization). Or, the disk must support SCSI Inquiry Page Code 83.