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Storage Networking Fundamentals: An Introduction to Storage Devices, Subsystems, Applications, Management, and Filing Systems by Marc Farley

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Chapter 6. SCSI Storage Fundamentals and SAN Adapters

Upon completing this chapter, you will be able to

  • Discuss the relevance of SCSI technology for storage networking

  • Analyze SAN system and subsystem designs using the SCSI architecture model, including the roles of initiators and targets

  • Explain the difference between a SCSI logical unit and a LUN and what both of them do

  • Illustrate how tagged command queuing and extended copy functions work

  • Describe the role HBAs have in SCSI processes in storage networks

In hindsight, it's relatively easy to analyze storage as having three distinct functions: filing, storing, and connecting. However, those distinctions were not always obvious due to the close integration of the storage and connecting functions. ...

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