WMI means Windows Management Instrumentation. It's a way / api and specification, well, to manage Microsoft Windows systems based on COM and DCOM-Interfaces. For a deeper explanation, take a look at http://en.wikipedia.org/wiki/Windows_Management_Instrumentation (English) or http://de.wikipedia.org/wiki/Windows_Management_Instrumentations (German).

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For accessing WMI from Tcl, see

• WMI chapter from BOOK Tcl Programming for Windows
• Matthias Hoffmann - Tcl-Code-Snippets - tcom & wmi - Examples for WMI examples using tcom.
• TWAPI and WMI and Handling WMI events using TWAPI for WMI examples using TWAPI.

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