Boot from SAN
Storage area network (SAN) boot is a technique that allows servers to use an operating system (OS) image that is installed on external SAN-based storage to boot. The term SAN booting means the use of a SAN-attached disk, such as a logical unit number (LUN), as a boot device for a SAN host.
Fibre Channel SAN booting does not require support for special SCSI operations. It is no different from any other SCSI disk operation. The host bus adapter (HBA) communicates with the system BIOS, which enables the host to boot from a LUN on the ...

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