November 2001
Intermediate to advanced
320 pages
7h 58m
English
Content preview from IP SANs: A Guide to iSCSI, iFCP, and FCIP Protocols for Storage Area NetworksBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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2.4. Chapter Summary
Captive Storage
Legacy SCSI-attached storage makes data captive behind an individual server.
SCSI attachment imposes limitations on distance and device connectivity, as well as downtime for servicing or adds/moves/changes.
Shared or networked storage establishes storage as a peer-to-server resource.
Networked storage overcomes limitations of distance and population and facilitates nondisruptive changes or additions.
Shared Storage
The SNIA shared storage model presents an abstraction of application and storage domains.
Within the storage domain, NAS and SANs built on Fibre Channel or Gigabit Ethernet service data requests to the application level.
Data access may be through records (for example, a database) or file systems, or ...
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