Windows Management Framework 3.0 features PowerShell 3.0, the command-line scripting tool for system administrators. Also included are updates to WMI, WinRM, and a new OData IIS extension.
The new Windows Management Framework 3.0 CTP 1 provides Windows administrators with updated tools to more easily manage Windows 7 SP1, Windows Server 2008 R2 SP1, and the upcoming Windows 8 platforms. This framework has 3 main components: Windows PowerShell 3.0, WMI (Windows Management Instrumentation), and WinRM (Windows Remote Management).
Windows PowerShell RC 2 is now available for Windows XP SP 2 and Windows 2003 Server SP 1. Release Candidate 2 adds direct support for ADSI and improves support for WMI.