HP 12000 HP VLS Solutions Guide Design Guidelines for Virtual Library Systems - Page 157
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Glossary A automigration D D2D deduplication N NAS R replication S SAN V VLS VTL W WAN WORM 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. The HP D2D Backup Systems product line. 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. Network attached storage. Automigration between two VLS devices via LAN/WAN. See also automigration. Storage area network. The HP Virtual Library System product line. Virtual tape library. Wide area network. Write once, read many. A characteristic of data storage media. 157
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