Compaq manual DS-DWZZH-05 UltraSCSI Hub, General Overview

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DS-DWZZH-05 UltraSCSI Hub

This technical update to the TruCluster Software Products Hardware Configuration manual provides important information about support for the DS-DWZZH-05 UltraSCSI hub with the TruCluster Production Server Software Version 1.4A and TruCluster Production Server Software Version

1.5and TruCluster Available Server Software Version 1.4A and TruCluster Available Server Software Version 1.5 products.

1.1General Overview

The DS-DWZZH-05 UltraSCSI hub was recently qualified for use with the TruCluster Production Server Software Version 1.4A and TruCluster Production Server Software Version 1.5 and TruCluster Available Server Software Version 1.4A and TruCluster Available Server Software Version 1.5 products.

The KZPSA-BB and KZPBA-CB host adpaters are supported for use with the DS-DWZZH-05 UltraSCSI hub in TruCluster configurations with an HSZ50 or HSZ70 RAID array controller.

_______________________ Note _______________________

The KZPBA-CB UltraSCSI host adapter is only supported on TruCluster Production Server Software Version 1.5 and TruCluster Available Server Software Version 1.5 with Compaq's DIGITAL UNIX Version 4.0D after installation of the following operating system patch. The DIGITAL UNIX and TruCluster patches are included in one kit.

Compaq's DIGITAL UNIX V4.0D/TCR 1.5 Patch Kit 3

DUV40DAS00003-19981208.tar (or later)

The patch may be obtained from the Software Patch (ECO)

Access Web site by selecting Software Patches at the following

URL:

http://www.service.digital.com/patches/

There is no TruCluster Software Products software release that coincides with the availability of support for the DS-DWZZH-05 UltraSCSI hub, so

DS-DWZZH-05 UltraSCSI Hub 1–1

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Contents Operating System and Version Compaqs Digital Unix Version DecemberCompaq Computer Corporation Houston, Texas Page Contents Tables Organization AudiencePage General Overview DS-DWZZH-05 UltraSCSI HubDS-DWZZH Overview DS-DWZZH-05 Configuration Guidelines DS-DWZZH-05 UltraSCSI Hub DescriptionDisk Drivesa Personality Moduleb c DS-DWZZH UltraSCSI Hub Maximum ConfigurationsDisk Drives a Personality Module b c DS-DWZZH-05 Fair ArbitrationDS-DWZZH-05 Address Configurations DS-DWZZH-05 Front View DS-DWZZH-05 Indicators Scsi Bus Termination PowerConfiguring a Cluster with a DS-DWZZH-05 Installing the DS-DWZZH-05 UltraSCSI Hub Cabling an HSZ50 to a DS-DWZZH-05 UltraSCSI Hub DS-DWZZH-05 BN21K or BN21L HD68 cable b Callout Number DescriptionKZPBA-CB BN38C HD68 to Vhdci cablea