A good tool to browse through your WMI is wbemtest.exe (c:\windows\system32\wbem\wbemtest.exe, I think it's only in xp pro). There are some good tutorials on the net but Microsoft has some too: http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/wbemtest_93qs.mspx
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