DellPowerVault™TL4000/TL2000FailoverGuide
11|Page 12/31/09 version 2.0
SingleFC DriveFailoverconfiguration
(TwoHBAadapters,OneFCswitch,andoneFCdrive)
MainPath
Failover Path
Figure7:ReferenceConfiguration7
LT05SpecificRequirementsForFailoverSupport
TheintroductionofLT05drivesupportintheDellPowerVault™TL2000andTL4000allowedadditional
failoverconfigurations.TheseconfigurationsareuniquetotheDellPowerVault™TL2000andTL4000
configuredwithLT05devicesanddonotextendtoLT04configurations.
ImportantNote:FailoverisonlysupportedonDellPowerVault™TL2000whenconfiguredwithLT05
drives
FailoverReferenceConfiguration8:
OnehostwithtwoFibreChannelports,oneFibreChannelswitch,andaDellPowerVault™
configuredwiththreeFibreChanneldrives
Inthisconfiguration,failoveroccursifoneormoreofthefollowingoccurs:
‐Oneofthedrivesfails(hardwarefailureorisdrivedisconnectedfromtheHBAport)
‐OneoftheFibreChannelportsintheHBAfails
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