Storage router and method for providing virtual local storage

  • US 6,763,419 B2
  • Filed: 02/10/2003
  • Issued: 07/13/2004
  • Est. Priority Date: 12/31/1997
  • Status: Expired due to Term
First Claim
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1. A device comprising:

  • a first controller operable to connect to and interface with a first transport medium, wherein the first transport medium is operable according to a first protocol;

    a second controller operable to connect to and interface with a second transport medium, wherein the second transport medium is operable according to a second protocol; and

    a supervisor unit coupled to the first controller and the second controller, the supervisor unit operable;

    to map between a device connected to the first transport medium and storage devices connected to the second transport medium, to implement access controls for storage space on the storage devices and to process data in the first buffer to interface between the first controller and the second controller to allow access from the device connected to the first transport medium to the storage devices using native low level, block protocols;

    wherein the first and second transport media are operable, respectively, according to a protocol pair selected from the group consisting of;

    Fibre Channel and iSCSI;

    ISCSI and Fibre Channel;

    iSCSI and SCSI;

    SCSI and iSCSI;

    Fibre Channel and Infiniband;

    Infiniband and Fibre Channel;

    iSCSI and ATA;

    ATA and iSCSI;

    iSCSI and Serial ATA;

    Serial ATA and iSCSI;

    Fibre Channel and Serial Attached SCSI;

    Serial Attached SCSI and Fibre Channel;

    iSCSI and Serial Attached SCSI;

    Serial Attached SCSI and iSCSI;

    Fibre Channel and ATA;

    ATA and Fibre Channel;

    Fibre Channel and Serial ATA;

    Serial ATA and Fibre Channel;

    Fibre Channel and Serial SCSI Architecture;

    Serial SCSI Architecture and Fibre Channel;

    Infiniband and Serial Attached SCSI;

    Serial Attached SCSI and Infiniband.

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