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Setting the controller variable CACHE_UPS for one controller sets it for both controllers.

10.From the maintenance terminal, use the show this and show other commands to verify that controllers have the current firmware version. See the Compaq StorageWorks HSG80 Array Controller ACS Version 8.5 CLI Reference Guide for information on upgrading the firmware.

11.To ensure proper operation of the HSG80 with Tru64 UNIX and TruCluster Server, set the the controller values as follows:

set nofailover clear cli

set multibus copy = this clear cli

set this port_1_topology = offline set this port_2_topology = offline set other port_1_topology = offline set other port_2_topology = offline set this port_1_topology = fabric set this port_2_topology = fabric set other port_1_topology = fabric set other port_2_topology = fabric

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Remove any failover mode that may have been previously configured.

Prevents the command line interpreter (CLI) from reporting a misconfiguration error resulting from not having a failover mode set.

Puts the controller pair into multiple-bus failover mode. Ensure that you copy the configuration information from the controller known to have a good array configuration.

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__________________ Note ___________________

Use the command set failover copy =

this_controller to set transparent failover mode.

When the command is entered to set multiple-bus failover and copy the configuration information to the other controller, the other controller will restart. The restart may set off the audible alarm (which is silenced by pressing the button on the EMU). The CLI will display an event report, and continue reporting the condition until cleared with the clear cli command.

6–28Using Fibre Channel Storage

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Compaq AA-RHGWB-TE manual Use the command set failover copy =