最新winserver2012R2虚拟桌面技术白皮书

VirtualDesktopInfrastructureWindowsServer®2012R2WindowsServer2012R2VirtualDesktopInfrastructureContents1EmpowerPeople-CentricIT2MicrosoftVDI3NewandenhancedfeaturesforRemoteDesktopServices6RemoteDesktopServicesarchitectureoverview7Scenario-baseddeployments10CentralizedpublishingofRemoteAppanddesktops12Intelligentpatching14RemoteFXenhancements20UserProfileDisk22ServerVirtualizationoverSMB24RemoteDesktopServicesstorageconfigurations26ConclusionWindowsServer2012R2VirtualDesktopInfrastructure1Theexplosionintheuseandnumberofconsumerdevicesandubiquitousinformationaccessarechangingthewaypeopleperceivetheirtechnology.TheconstantuseofITthroughouttheday,alongwiththeeasyaccesstoinformation,isblurringtraditionalboundariesbetweenworkandhomelife.Peopleexpectconsistentaccesstocorporatetoolsanddataregardlessofthetypeofdevicetheyareusing.Theyalsowanttheircorporate-issuedtechnologyandresourcestolookandbehaveliketheirpersonaltechnology—alwaysonandalwaysavailablefromanydevice,fromvirtuallyanywhere.ThiscomplexsetofdemandscreateschallengesforITpros.Forinstance,itcanbedifficultforadministratorstomaintaindatasecurityandcompliance.ITmusteffectivelymanagetheinfluxoftheseconsumerdeviceswhilecontinuingtodeliveronoperatingefficiencywithoutcompromisingcompliance.Microsoft®VirtualDesktopInfrastructure(VDI)intheWindowsServer®2012R2operatingsystemhelpsITtodeliverdesktopsandappstousersonavarietyofdevices.PeoplecanenjoythefullWindows®experience,accesscorporatedataandapps,andbeproductivefromvirtuallyanywhereonwhateverdevicetheychoose.Andalthoughthevirtualdesktopsandappscanbeaccessedfromavarietyofdevicesandlocations,theintegrityofthedataisalwaysmaintained,becauseappsanddesktopsarecentralizedinthedatacenter,sotheriskoflosingdataonstolenorlostdevicesismitigated.CentralizingandcontrollingappsanddataenablepeopletogettheirworkdoneonthedevicestheychoosewhilehelpingITmaintaincompliance.Inaddition,withMicrosoftVDI,evenorganizationsthathavetightresourcesnowhaveasolutiontoembracethebring-your-own-device(BYOD)trendwithoutcompromise.VDIprovides:Efficientmanagement,withthedeploymentwizardconsolidatedwithinServerManagerRichWindowsexperienceavailableonavarietyofdevicesandplatforms,IncludingWindows,WindowsRT,AppleiOS,MacOSX,andGoogleAndroidGreatvalue,withcapabilitiessuchasstoragetieringandonlinedatadeduplicationtoimproveperformance,scaling,andsolutioneconomicsEmpowerPeople-CentricITWindowsServer2012R2VirtualDesktopInfrastructure2VDIacceleratesandextendsdesktopandappdeploymentstoanydevice.Itimprovesremoteworkerefficiencywhilehelpingtokeepcriticalintellectualpropertysecureandsimplifyingcompliancewithregulations.WithWindowsServer2012R2RemoteDesktopServices,VDIprovidesasingleinfrastructuretoenablebothvirtualandsession-baseddesktopsandRemoteAppprograms.Infact,allfeaturesofRemoteDesktopServicesareavailabletobothvirtualandsession-baseddesktops,whichprovidesaconsistentuserexperience.MicrosoftVDIWindowsServer2012R2VirtualDesktopInfrastructure3TheWindowsServer2008R2operatingsystemintroducednewandenhancedfeaturesforRemoteDesktopServicesandremoteaccess,includingMultimediaRedirection,supportformultiplemonitors,theWindowsAero®Glassdesktop,enhancedbitmapcodecs,andrichdesktopremotingwithinthecorporatenetwork.WindowsServer2008R2withServicePack(SP)1introducedMicrosoftRemoteFX®technologytofurtherenhancetheremotedesktopexperience.WindowsServer2012R2improvesRemoteDesktopServicesforbothadministratorsandusers:RemoteDesktopServicesoffersacollectionofvirtualdesktoporvirtualsessionfeaturesthataretightlyintegratedandcanbeeasilyconfiguredandmanagedbyusingthenewcentralizedandunifiedmanagementconsoleandwizards.AllfeaturesofRemoteDesktopServicesareavailabletobothsessionsandvirtualmachines(VMs),providingaconsistentuserandadministratorexperience.Forusers,remotedesktopsbehavemoreliketraditionaldesktops,whethertheyconnectacrosstheLANortheWAN.Userscanevendisconnectfromtheirworkspace,andthenreconnectfromanotherlocation.RemoteDesktopServicesinWindowsServer2012R2featuresthatenhancetheVDIexperienceinclude:Simplifieddeploymentandmanagement:Centralizedadministrationconsole.Deployandmanagevirtualdesktops,sessions,andRemoteAppprogramsfromaunified,centralconsole.Simplifiedscenario-baseddeployments.Quicklyandeasilydeployvirtualsessioncollectionsorpooledorpersonalvirtualdesktopsbyusingthenewscenario-baseddeploymenttools.CentralizedRemoteAppanddesktoppublishing.Easilypublishandmanageresources,suchasRemoteAppprograms,session-baseddesktops,andvirtualdesktops.UsefiletypeassociationtoassignfilesontheclientdevicetotheirassociatedRemoteAppprograms.Intelligentpatching.AutomatetheprocessofpatchingbothpooledandpersonalVMswhileminimizingtheimpactonresourceuseandbandwidth.NewandenhancedfeaturesforRemoteDesktopServicesWindowsServer2012R2VirtualDesktopInfrastructure4SessionShadowing.AdministratorsorhelpdeskstaffcanseeortakeoverasessionfromtheconsoleorfromthecommandlineusingtheTerminalServerclient.Thisfunctionalityback-portstotheWindows7withSP1operatingsystem.Enhanceduserexperience:MicrosoftRemoteDesktopapp