Using "within" in a WMI event query

What happens when we don’t specify a “within” interval in a WQL notification query with an intrinsic event class name? For example: SELECT * FROM __InstanceCreationEvent             WHERE TargetInstance ISA ‘Win32_NTLogEvent’ AND             TargetInstance.LogFile = ‘System’ AND             TargetInstance.EventCode = ‘1007’   The WITHIN interval is only required if there isn’t a real WMI Event…

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Finding out which machines are Laptops in a domain

Say you want to provision some settings only on all laptops in your corporate domain. The problemthough is, how do you identify which computers ones are laptops? WMI Class win32_systemEnclosure has a property – ChassisTypes. ChassisTypes is 9 in a laptop. Addtion based on reader feedback: ChassisTypes might not be 9 always, on some machines…

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CIM 101

 The CIM is an information model, a conceptual view of the managed environment, that attempts to unify and extend the existing instrumentation and management standards (SNMP, DMI, CMIP, etc.) using object-oriented constructs and design. WMI uses the Common Information Model (CIM) industry standard to represent systems, applications, networks, devices, and other managed components. So if…

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User Account Control and WMI

Starting with Windows Vista, under User Account Control (UAC) access-token filtering can affect which operations are allowed in WMI namespaces or what data is returned. Under UAC, all accounts in the local Administrators group run with a standard user access token, also known as UAC access-token filtering. An administrator account can run a script with an…

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