Dell PowerVault TL2000 - Safety and Environmental Notices

DellPowerVault™TL4000/TL2000FailoverGuide
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7|Page 12/31/09 version 2.0
Failoverconfiguration
(onehostwithtwoHBAs,andtwoSASdrives)
MainPath
Failover Path
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Figure3:ReferenceConfiguration3
FailoverReferenceConfiguration4:
OneHostwithdualFibreChannelHBAs,twoFibreChannelswitchesandaDellPowerVault™
withtwoFibreChanneldrives
Inthisconfiguration,failoveroccursifoneormoreofthefollowingoccurs:
‐Oneofthedrivesfails(hardwarefailureorisdrivedisconnectedfromtheHBAport)
‐OneoftheHBAcontrollersfails
‐Oneoftheswitchesfails
ThephysicalconnectionofthisconfigurationisshowninFigure4.
ImportantNote:DellRecommendsFibreChanneldrivestobesamegeneration.ForHeterogonous
configurationsrefertosection:Heterogonous ValidatedConfigurations
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Alwaysrefertowww.dell.com\supportforlatestdocumentationandupdates
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