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1、多层光纤信道交换机（Multilayerfiberchannelswitch）TheVSANandpartitioningfunctionsoftheCiscoMDS9000multilayerfibrechannelswitchseriesareusedDateofpublication:2008-1-5Sinamicro-blogmicro-blogBaiduQQspaceQQQQBaiduspaceTencentfriendrenren.comhappynetClickdownloadTheVSANandpartitioningfuncti
2、onsoftheCiscoMDS9000multilayerfibrechannelswitchseriesareusedobjectiveThiswhitepaperdescribestheVSANandpartitioningfunctionsoftheCiscoMDS9000multilayerstorageswitchseriesandtheirpracticalapplicationsinanetworkedstorageenvironment.VSANandpartitioningaretwocomplementarytechnolo
3、giesthatprovidetwopowerfultoolsforSANdesigners.Thispaperdescribestheadvantagesandlimitationsofpartitioninginastoragenetwork,aswellasimprovementsincost,scalability,availability,andsecurityofVSAN.briefintroductionAtpresent,whendesignersdesignanddeploystoragedomainnetworks(SAN),
4、anumberoffactorsneedtobeconsidered.Whendesigningandimplementinganetwork,youmustconsiderthehighavailability,scalability,andsecurityofthenetwork.CiscoMDS9000multilayerstructureswitchseriesguideandprovideavarietyofproducts,softwareandhardwarecansatisfythesekeydesignrequirements,
5、soastoprovidemoreefficientandmorereliabledeploymentschemeforSANdesigners.Zoning(Fabric)isoneofthebasiccharacteristicsoffiberchannelswitchingproducts.PartitioningcanrestrictvisibilityandconnectivitybetweendevicesconnectedtothegenericfibrechannelSAN.Althoughpartitioningprovides
6、basicsecurityfeatureswithinthestructure,itdoesnotimprovethescalabilityandavailabilityofthestructure.Inordertoimprovethestructureofscalabilityandavailability,andfurtherenrichthebusinesssecuritystructurepartitionprovidedbyCISCOintheCiscoMDS9000multilayerguidestructureandswitchs
7、eriesdevelopedcalledvirtualSAN(VSAN)ofthenewtechnology.VSANcombineshardwareforcingpartitioningwithnewtoolsforSANdesignerstohighlyoptimizethescalability,availability,security,andgovernanceofSANdeployments.VSANisabletocreateafullyindependentstructuretopologyonanextensiblegeneri
8、cphysicalinfrastructure,eachwithitsownsetofstructuredservices.Whenea
