The following classes had changes made to the Hyper-V WMI provider with Windows Server 2008 R2.

• Input Classes
• Integration Components Classes
• Networking Classes
• Processor Classes
• Resource Management Classes
• Virtual System Classes
• Virtual System Management Classes

Input Classes

• Msvm_Keyboard class -TypeScancodes method added

Integration Components Classes

• Msvm_KvpExchangeComponentSettingData class - HostOnlyItems property
• Msvm_KvpExchangeDataItem class - new value for Source property

Networking Classes

• Msvm_DynamicForwardingEntry class - VlanId property
• Msvm_SwitchPort class:
  • AllowMacSpoofing property
  • ChimneyOffloadLimit property
  • ChimneyOffloadUsage property
  • ChimneyOffloadWeight property
  • VMQOffloadLimit property
  • VMQOffloadUsage property
  • VMQOffloadWeight property
• Msvm_VirtualSwitch class:
  • MaxChimneyOffloads property
  • MaxVMQOffloads property

Processor Classes

• Msvm_ProcessorPool class - CalculatePossibleReserve method now computes reserve.
• Msvm_ProcessorSettingData class - LimitProcessorFeatures property

Resource Management Classes

• Msvm_ResourceAllocationSettingData class - VirtualSystemIdentifiers property

Virtual System Classes

• Msvm_ComputerSystem class:
  • EnabledState property - supported values changed.
  • HealthState property - supported values changed.
  • OperationalStatus property - supported values changed for OperationalStatus[0] and OperationalStatus[1] was added.
  • RequestedState property - supported values changed.
• Msvm_SummaryInformation class:
  • OperationalStatus property
  • StatusDescriptions property

Virtual System Management Classes

• Msvm_SystemExportSettingData class added
• Msvm_VirtualSystemExportSettingData class added

• Msvm_VirtualSystemGlobalSettingData class is now derived from the CIM_VirtualSystemSettingData class instead of the CIM_SettingData class. This adds these properties inherited from the CIM_VirtualSystemSettingData class:

  • AutoActivate property
  • CreationTime property
  • OtherVirtualSystemType property
  • SettingType property
  • SystemName property
  • VirtualSystemType property

  In addition the AllowFullSCSICommandSet and Version properties were added.

• Msvm_VirtualSystemImportSettingData class added
• Msvm_VirtualSystemManagementService class
  • ApplyVirtualSystemSnapshotEx method
  • CheckSystemCompatibilityInfo method
  • ExportVirtualSystemEx method
  • GetSystemCompatibilityInfo method
  • GetVirtualSystemImportSettingData method
  • ImportVirtualSystemEx method
• Msvm_VirtualSystemManagementServiceSettingData class - NumaSpanningEnabled property

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Build date: 10/8/2009