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Fibre Channel for Mass Storage by Ralph H. Thornburgh

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4.2. Addressing Methods for HP-UX

As mentioned previously, there are three methods used by HP-UX for Fibre Channel addressing in order to work around the HP-UX limitations[1].

[1] These limitations will be resolved with a new version of HP-UX, soon to be released.

  • Peripheral Device addressing

  • Logical Unit addressing

  • Volume Set addressing

Figure 4-5. Addressing Methods

The Fibre Channel Protocol (FCP) has a very large address space mapped onto the parallel SCSI address model of HP-UX. The FCP portion of the SCSI subsystem on HP-UX handles the large target address space associated with Fibre Channel by creating multiple virtual SCSI buses.

The FCP ...

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