Connect the Front End for a Dual-Controller Storage Center
Dell Compellent 107
Legacy Mode with Dual-Fabric Fibre Channel
UsetwofabricswithlegacymodetopreventaFCswitchfailureorcontrollerfailurefrom
causinganoutage.
Inthisconfiguration,fourfaultdomainsarespreadacrossbothcontrollers.Eachfault
domaincontainssetsofprimaryandreservepaths(P1‐R1,P2‐R2,P3‐R3,andP4‐R4).To
provide
redundancy,theprimaryportandthecorrespondingreserveportinafault
domainmustconnecttothesamefabric.WhenMPIOisconfiguredontheFCservers,the
primarypathsprovideredundancyforasingleportorcablefailure.Thereservedpaths
provideredundancyforsinglecontrollerfailure.
Prerequisites
EachcontrollermusthavetwoavailableFCfront‐endportsforeachFCfabric.
Steps
1 ConnecteachFCservertobothFCfabrics.
2 Connectfaultdomain1(showninorange)tofabric1.
PrimaryportP1:ControllerA,slot1,port1→Fabric1
ReservedportR1:ControllerB,slot1,port1→Fabric1
3 Connectfaultdomain2(showninblue)tofabric1.
PrimaryportP2:ControllerB,slot2,port1→Fabric1
ReservedportR2:ControllerA,slot2,port1→Fabric1
4 Connectfaultdomain3(showningreen)tofabric2.
PrimaryportP3:ControllerA,slot1,port2→Fabric2
ReservedportR3:ControllerB,slot1,port2→Fabric2
5 Connectfaultdomain4(showninpurple)tofabric2.
PrimaryportP4:ControllerB,slot2,port2→Fabric2
ReservedportR4:ControllerA,slot2,port2→Fabric2
6 ConfigureFCzoningtomeetthelegacymodezoningrequirements.
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