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WMI: Gems and Gotchas Richard Siddaway MVP WMI Cmdlets - - PowerPoint PPT Presentation
WMI: Gems and Gotchas Richard Siddaway MVP WMI Cmdlets - - PowerPoint PPT Presentation
WMI: Gems and Gotchas Richard Siddaway MVP WMI Cmdlets Get-WmiObject Remove-WmiObject Invoke-WmiMethod Set-WmiInstance Gotchas Escape = \ Quotes vs Documentation # of classes WQL = WMI Query Language
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Cmdlets
- Get-WmiObject
- Remove-WmiObject
- Invoke-WmiMethod
- Set-WmiInstance
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Gotchas
- Escape = \
- Quotes ‘ vs “
- Documentation
– # of classes
- WQL = WMI Query Language
- VBScript
- Change with Windows/Application versions
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Gotchas
- Keys
- WMI cmdlets
– Invoke-WmiMethod – Set-WmiInstance
- Format defaults
- Coded values
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Hidden Gems
- Remote capabilities
- WMI cmdlets
– Get-WmiObject | Remove-WmiObject
- Number of classes
- DNS
- Hyper-V
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Hidden Gems
- Associations
- WMI events
- System classes
- Qualifiers
- Convertdate functions
- WMI wildcards
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