DellPowerVault™TL4000/TL2000FailoverGuide
10|Page 12/31/09 version 2.0
SingleSASDriveFailoverConfiguration
(onehostwithtwoHBAs,andOneSASdrive)
MainPath
Failover Path
Figure6:ReferenceConfiguration6
FailoverReferenceConfiguration7:
OnehostwithtwoFibreChannelHBAs,oneFibreChannelswitchandoneDellPowerVault™
withaSingleFibreChanneldrive
Inthisconfiguration,failoveroccursonlyifoneoftheHBAsfails.Thisconfigur ationonlysupportsdata
pathfailoverasthereisnoseconddrivetofailoverthecontrolpath.Thephysicalconnectionofthis
configurationisshowninFigure7.
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