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Glossary
A
automigration
The feature in which the virtual tape library acts as a tape copy engine that transfers data from
virtual cartridges on disk to a physical tape library connected to the virtual tape device.
D
D2D
The HP D2D Backup Systems product line.
deduplication
The feature in which only a single copy of a data block is stored on a device. Duplicate information
is removed, thereby reducing the amount of storage used by a given data block.
N
NAS
Network attached storage.
R
replication
Automigration between two VLS devices via LAN/WAN.
See also automigration.
S
SAN
Storage area network.
V
VLS
The HP Virtual Library System product line.
VTL
Virtual tape library.
W
WAN
Wide area network.
WORM
Write once, read many. A characteristic of data storage media.
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