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Operating System Availability of WMI Components

The following components may be optional or not present on different operating systems.

Windows Installer Provider (MSI provider)

The Windows Installer provider is available by default on 32-bit operating systems. On 64-bit operating systems, the provider is an optional component.

Windows Server 2003:   The Windows Installer provider—also known as the MSI provider—is included on the CD as an optional Windows component that you can install using Control Panel. Optional installation of the Windows Installer provider ensures backward compatibility with the Windows XP feature sets.

SNMP Provider

The SNMP service is an optional component and is not enabled by default. You can enable the SNMP service and the WMI SNMP Provider through Control Panel. Be aware that the SNMP service must be enabled and running for the WMI SNMP provider to work. For more information about installation and setup, see Setting up the WMI SNMP Environment.

ODBC Adapter

The WMI ODBC Adapter is not available in Windows Server 2003. When you upgrade to Windows Server 2003, the WMI ODBC Adapter is not removed if already present on a computer. The ODBC Adapter may be unsupported in subsequent versions of Windows. For more information about an alternative type of data access, see Microsoft Data Access Components (MDAC).

Windows XP:  The ODBC Adapter is included as an optional installation on the CD in a separate folder under VALUEADD\MSFT\MGMT\WBEMODBC.

WMI ADSI Extension

The WMI ADSI Extension is not available in Windows Server 2003. When you upgrade to Windows Server 2003, the WMI ADSI Extension is not removed if already present on a computer. Use the Active Directory Service Interfaces (ADSI) to replace the functionality of the WMI ADSI Extension. You can still access Active Directory through WMI by using the mapping ability supplied through the Active Directory Provider.

Windows XP:  The WMI ADSI Extension is installed with the operating system.

Correlation Provider, Forwarding Consumer, Transient Provider, Template Provider, and Updating Consumer

The Correlation Provider, the Forwarding Consumer, the Transient Provider, the Template Provider, and the Updating Consumer are available only on Windows XP. These providers and consumers are removed from Windows Server 2003.

The following list includes topics to see for more information about classes supplied by providers:



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