vsphere-esxi-vcenter-server-51-networking-guide

vSphereNetworkingESXi5.1vCenterServer5.1Thisdocumentsupportstheversionofeachproductlistedandsupportsallsubsequentversionsuntilthedocumentisreplacedbyanewedition.Tocheckformorerecenteditionsofthisdocument,see::[e-mail]©2009–2012VMware,Inc.Allrightsreserved.ThisproductisprotectedbyU.S.andinternationalcopyrightandintellectualpropertylaws.VMwareproductsarecoveredbyoneormorepatentslistedat(SR-IOV)795NetworkingPolicies85LoadBalancingandFailoverPolicy85VLANPolicy99SecurityPolicy102TrafficShapingPolicy108VMware,Inc.3ResourceAllocationPolicy115MonitoringPolicy117PortBlockingPolicies119ManagePoliciesforMultiplePortGroupsonavSphereDistributedSwitch120ManagePoliciesforMultiplePortGroupsonavSphereDistributedSwitchinthevSphereWebClient1236AdvancedNetworking127InternetProtocolVersion6(IPv6)Support127VLANConfiguration128WorkingWithPortMirroring129ConfigureNetFlowSettings139ConfigureNetFlowSettingswiththevSphereWebClient140SwitchDiscoveryProtocol140ChangetheDNSandRoutingConfiguration143ChangetheDNSandRoutingConfigurationinthevSphereWebClient144MACAddresses144MountingNFSVolumes150NetworkRollbackandRecovery151StatelessNetworkDeployment1547NetworkingBestPractices157Index159vSphereNetworking4VMware,Inc.AboutvSphereNetworkingvSphereNetworkingprovidesinformationaboutconfiguringnetworkingforVMwarevSphere®,includinghowtocreatevSpheredistributedswitchesandvSpherestandardswitches.vSphereNetworkingalsoprovidesinformationonmonitoringnetworks,managingnetworkresources,andnetworkingbestpractices.IntendedAudienceTheinformationpresentediswrittenforexperiencedWindowsorLinuxsystemadministratorswhoarefamiliarwithnetworkconfigurationandvirtualmachinetechnology.VMware,Inc.5vSphereNetworking6VMware,Inc.IntroductiontoNetworking1ThebasicconceptsofESXinetworkingandhowtosetupandconfigureanetworkinavSphereenvironmentarediscussed.Thischapterincludesthefollowingtopics:n“NetworkingConceptsOverview,”onpage7n“NetworkServicesinESXi,”onpage8n“VMwareESXiDumpCollectorSupport,”onpage8n“ViewNetworkingInformationinthevSphereClient,”onpage9n“ViewNetworkingInformationinthevSphereWebClient,”onpage9n“ViewNetworkAdapterInformationinthevSphereClient,”onpage9NetworkingConceptsOverviewAfewconceptsareessentialforathoroughunderstandingofvirtualnetworking.IfyouarenewtoESXi,itishelpfultoreviewtheseconcepts.Aphysicalnetworkisanetworkofphysicalmachinesthatareconnectedsothattheycansenddatatoandreceivedatafromeachother.VMwareESXirunsonaphysicalmachine.Avirtualnetworkisanetworkofvirtualmachinesrunningonasinglephysicalmachinethatareconnectedlogicallytoeachothersothattheycansenddatatoandreceivedatafromeachother.Virtualmachinescanbeconnectedtothevirtualnetworksthatyoucreatewhenyouaddanetwork.AphysicalEthernetswitchmanagesnetworktrafficbetweenmachinesonthephysicalnetwork.Aswitchhasmultipleports,eachofwhichcanbeconnectedtoasinglemachineoranotherswitchonthenetwork.Eachportcanbeconfiguredtobehaveincertainwaysdependingontheneedsofthemachineconnectedtoit.Theswitchlearnswhichhostsareconnectedtowhichofitsportsandusesthatinformationtoforwardtraffictothecorrectphysicalmachines.Switchesarethecoreofaphysicalnetwork.Multipleswitchescanbeconnectedtogethertoformlargernetworks.AvSpherestandardswitchworksmuchlikeaphysicalEthernetswitch.Itdetectswhichvirtualmachinesarelogicallyconnectedtoeachofitsvirtualportsandusesthatinformationtoforwardtraffictotheco