SCSI Command Basics
SCSI has a rich command language that is used to move data between systems and storage quickly and accurately. Unlike commands used with systems and networking equipment, SCSI commands are rarely, if ever, entered from a command line or graphical user interface (GUI) by an administrator. Instead, SCSI commands are implemented programmatically and are embedded in software products, such as file systems and backup software. The sections that follow give a very abbreviated view of this deep and rich subject, including the following topics:
Command descriptor blocks (CDBs)
Types of SCSI commands
Basic SCSI commands
SCSI reservation
Extended copy and third-party copy
Command Descriptor Blocks
Protocols provide a defined format for ...
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