NAS Concepts
NAS Backup Issues
NDMP
Network Data Management protocol
• NDMP provides remote SCSI pass-through operations:
– NAS vendors do not need to support backup devices directly
because backup software operates through an NDMP proxy
• NDMP supports backup redirection over a LAN or SAN
to a tape device
SCSI
NDMP Commands
Tape library
Backup server
NAS with
NDMP server