6.3

Table Of Contents
Reference Guide
82 VMware, Inc.
ChannelNIC(NetworkInterfaceCard)
AdedicatedsubnetusedbytheVMwareChannel.
ClonedServers
Twoserversinapairwiththesameconfigurationsettings,names,applications,SecurityIdentifiers(SIDs)
andIPaddresses,followingtheinstallationofvCenterServerHeartbeat.
CloningProcess
ThevCenterServerHeartbeatprocesswherebyallinstalledapplications,configurationsettings,
the
machinename,securityidentifier(SID),andIPaddressarecopiedtoasecondserver.
CrossoverCable
Anetworkcablethatcrossestransmitandreceivelines.
D DataReplication
Thetransmissionofprotecteddatachanges(filesandregistry)fromtheactivetothepassiveserver
throughtheVMwareChannel.
DeviceDrivers
Aprogramthatcontrolsahardwaredevice,linkingittotheoperatingsystem.
DisasterRecovery(DR)
Atermindicatinghowyoumaintainandrecoverdatainlightofa
disastersuchasahurricaneorfire.
vCenterServerHeartbeatachievesDRprotectionbyplacingtheSecondaryserveratonoffsitefacilityand
replicatingthedatathroughaWANlink.
DNS(DomainNameSystem)Server
ResponsibleforprovidingacentralizedresourceforclientstoresolveNetBIOSnamestoIPaddresses.
Domain
Alogical
groupofclientserverbasedmachineswheretheadministrationrightsacrossthenetworkare
maintainedinacentralizedresourcecalledadomaincontroller.
DomainController(DC)
Theserverresponsibleformaintainingprivilegestodomainresources,sometimescalledADcontrollerin
Windows2000andabovedomains.
F Failover
Theprocessbywhichthepassiveserverassumestheactiverolewhenitnolongerdetectsthattheactive
serverisaliveasaresultofacriticalunexpectedoutageorservercrash.
FullSystemCheck(FSC)
Theinternalprocessprogrammaticallystartedattheinitialconnectionofaserverpairor
manually
triggeredthroughthevCenterServerHeartbeatConsole.TheFSCverifiesthefilesandregistrykeys,and
synchronizesthedifferences.
FullyQualifiedDomainName(FQDN)
Alsoknownasanabsolutedomainname,aFQDNspecifiesitsexactlocationinthetreehierarchyofthe
DomainNameSystem(DNS).Itspecifiesalldomain
levels,includingthetopleveldomain,relativetothe
rootdomain.Example: somehost.example.com.,wherethetrailingdotindicatestherootdomain.
G Graceful(Clean)Shutdown
vCenterServerHeartbeatshutsdownwithnodatalossaftercompletingreplicationusingthevCenter
ServerHeartbeatConsole.