SCSI Connections

Assigning SCSI Device IDs

Assigning External SCSI Device IDs

You can determine which SCSI devices are currently in use by looking under the H/W Path heading in the output from the ioscan command. The entry 10/0/15/0 is the built-in SCSI bus. For devices connected to the built-in SCSI bus, such as disks, the number between the two decimals and after the third “/” in the hardware path specifies the SCSI ID for that device. For example, a hardware path of 10/0/15/0.2.0 specifies an SCSI device at SCSI ID 2. Here is the breakdown of the hardware path:

SCSI device. 10/0/15/0.2.0

SCSI. 10/0/15/0.2.0

SCSI ID 2.

10/0/15/0.2.0

CAUTION Do not use SCSI device ID 7 for any device. It is reserved for the built-in SCSI bus controller.

Assigning Internal SCSI Device IDs

You can determine which LVD SCSI devices are currently in use by looking under the H/W Path heading in the output from the ioscan command discussed previously. The entry 10/0/15/1 is the built-in LVD SCSI bus. For devices connected to the built-in LVD SCSI bus, such as disks, the number between the two decimals and after the third “/” in the hardware path specifies the SCSI ID for that device. For example, a hardware path of 10/0/15/1.5.0 specifies a LVD SCSI device at SCSI ID 5. Here is the breakdown of the hardware path:

SCSI device. 10/0/15/1.5.0

LVD SCSI. 10/0/15/1.5.0

SCSI ID 5.

10/0/15/1.5.0

CAUTION Do not use SCSI device ID 7 for any device. It is reserved for the built-in SCSI bus controller.

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Appendix C

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HP visualize J6000 work stations manual Assigning External Scsi Device IDs, Assigning Internal Scsi Device IDs