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Essential Guide to Computer Data Storage: From Floppy to DVD, The by Andrei Khurshudov

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Chapter 9. SAN, NAS, and RAID Fundamentals

In this chapter…

  • Storage Networking

  • RAID (Redundant Array of Independent [or Inexpensive] Drives)

This chapter discusses the basics of such modern technologies of mass data storage as network attached storage (NAS) and storage area network (SAN), as well as RAID technology, which is the key to high data availability in both NAS and SAN.

NAS and SAN technologies became increasingly popular because of the increasing demand for storage, and more and more companies are getting involved in the manufacturing of those systems. At the moment, the following companies are major manufacturers of high-end SAN and NAS systems (in alphabetical order):

SAN

  • Compaq

  • EMC

  • Hewlett Packard

  • IBM

NAS

  • Auspex

  • EMC

  • Network Appliances

  • Procom ...

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