1 Windows, PowerShell, And WMI Unveiling Microsoft's Best Kept Secret Ben Pearce Premier Field Engineer Microsoft SVR387

2 Objectives Learn how to easily administer remote computers Understand the basic concepts of WMI Understand how to use WMI with PowerShell Learn how to create scripts that use WMI to remotely administer computers

3 Agenda PowerShell Essentials Introducing WMI PowerShell + WMI Demo – Administering Windows Demo – Administering Servers in Bulk Demo – How do I know what objects to use Demo – Administering Hyper-V Demo – Administering Failover Clustering

4 PowerShell Essentials What?What? Interactive Shell New Scripting Language Why?Why? Feature Complete Set of Commands Consistent Method of Administration RevolutionaryRevolutionary

5 Objects “An object is a collection of parts and how to use them” PartsPropertiesPartsProperties Front Wheel Back Wheel PedalsPedals SaddleSaddle FrameFrame How to use Methods Methods PedalPedal Steer Left Steer Right Apply Front Brake Apply Rear Brake PartsParts How to use

6 Objects Service Name PartsPropertiesPartsProperties StateState DescriptionDescription Stop()Stop() How to use Methods Methods Start()Start() Pause()Pause() WindowsServiceWindowsService

7 Arrays Data structure that holds other objects Each object in its own compartment Access compartments using [] $Processes = Get-Process $Processes[0].name $Processes[4].name ObjectObject ObjectObjectObjectObject ObjectObject ObjectObject

8 PowerShell Cmdlets Basic building blocks of PowerShell Always of the form verb-noun Today we are principally concerned with Gives us access to the WMI Get-Service Stop-Service Get-Eventlog Get-WMIObject

9 Computer Management Standards DMTF DMTF – Distributed Management Task Force Tasked with creating a model that manages computer systems DMTF DMTF – Distributed Management Task Force Tasked with creating a model that manages computer systems WBEM WBEM – Web Based Enterprise Management Technology agnostic method of remotely administering enterprise computer systems WBEM WBEM – Web Based Enterprise Management Technology agnostic method of remotely administering enterprise computer systems CIM CIM – Common Information Model An object model that represents the software and hardware components of a computer system CIM CIM – Common Information Model An object model that represents the software and hardware components of a computer system

10 What Is WMI? WMI WMI – Windows Management Instrumentation Microsoft’s implementation of WBEM and CIM A method of remotely administering Microsoft software WMI WMI – Windows Management Instrumentation Microsoft’s implementation of WBEM and CIM A method of remotely administering Microsoft software

11 WMI Architecture CIMV2 Namespace Virtualization Namespace ClassClass ClassClass ClassClass ClassClass ClassClass ClassClass ClassClass ClassClass PowerShellPowerShell

12 Get-WMIObject Basic Parameters Namespace – Specifies the WMI repository where a class is located Class – Specifies the name of a WMI class to be retrieved List – Displays all classes in a given namespace ComputerName – Specifies the computer to connect to Credential – Specifies credentials to use to connect to host Get-WMIObject

13 Administering Windows Demo Location

14 Administering Servers In Bulk Demo Location

15 How Do I Know Which Classes To Use? Demo Location

16 Administering Hyper-V Demo Location

17 Administering Failover Clustering Demo Location

18 Conclusion Learnt how to easily administer computers remotely Understand the basic concepts of WMI Understand how to use WMI with PowerShell Learnt how to create scripts that use WMI to remotely administer computers

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20 Want To Know More About Windows Server 2008? Come to the Blue TLC area (SVR) and see more about the Microsoft Windows Server product family Product and Feature Demo Booth’s Inspiration Happens {here] hourly demo’s Inspiration Happens {here] hourly demo’s Ask the Experts Ask the Experts Daily Chalktalks & Theatre sessions Daily Chalktalks & Theatre sessions Evals and Giveaway ’s Evals and Giveaway ’s Want To Know More About Windows Server 2008? Come to the Blue TLC area (SVR) and see more about the Microsoft Windows Server product family Product and Feature Demo Booth’s Inspiration Happens {here] hourly demo’s Inspiration Happens {here] hourly demo’s Ask the Experts Ask the Experts Daily Chalktalks & Theatre sessions Daily Chalktalks & Theatre sessions Evals and Giveaway ’s Evals and Giveaway ’s

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