December, 2011

Selecting Property order

Richard Siddaway Profile: Richard Siddaway

If you run Get-WmiObject -Class Win32_ComputerSystem you get a few properties displayed Domain              : WORKGROUP Manufacturer        : Hewlett-Packard Model               : HP G60 Notebook...

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PowerShell workflows

Richard Siddaway Profile: Richard Siddaway

Just as remoting was viewed as the biggest gain in PowerShell v2 it looks like PowerShell workflows will be one of the biggest features on PowerShell v3.

Some examples and explanation are available from 0 Comments     RSS Feed     Email a friend

Recordings, Slides and Demo scripts

Richard Siddaway Profile: Richard Siddaway

Here are the recordings, slides and demo scripts from last weeks two Live Meetings. Introduction to WMI 0 Comments     RSS Feed     Email a friend

WMI LIKEs Wildcards

Richard Siddaway Profile: Richard Siddaway

You may hear or read that WMI can’t accept wildcards. WRONG WMI accepts wildcards but not the ones you might expect. Consider Get-Process p* This gets all the process that begin with the letter p To do something similar with WMI we need to use the –Filter parameter. We can get a...

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International WMI week

Richard Siddaway Profile: Richard Siddaway

As far as I am concerned this is International WMI week.  I am delivering a Live Meeting session to the Corpus Christi (Texas) PowerShell group on Tuesday – An Introduction to WMI & PowerShell then on Thursday I am delivering a session to the UK PowerShell group 0 Comments     RSS Feed     Email a friend

Happy Birthday PowerShell

Richard Siddaway Profile: Richard Siddaway

With all the things happening in the last month – including the release of PowerShell v3 CTP 2 - one thing that seems to have been missed is that PowerShell is 5 years old!

Yes – its just over 5 years since the release of PowerShell v1 was announced in Barcelona at the IT Forum 0 Comments     RSS Feed     Email a friend

WMI, WSMAN, CIM and Authentication pt II

Richard Siddaway Profile: Richard Siddaway

Last time we saw that the WMI cmdlets have an Authentication parameter that uses DCOM authentication. It is possible to ignore this Authentication need if the WSMAN or CIM (PS v3 CTP 2) cmdlets are used. If you look at the WSMAN cmdlets then the following cmdlets have an Authentication parameter...

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WMI, WSMAN, CIM and Authentication

Richard Siddaway Profile: Richard Siddaway

Authentication parameters in WMI, WSMAN and the new CIM cmdlets can be confusing. The PowerShell WMI cmdlets have an Authentication parameter that uses DCOM authentication. Using the Authentication parameter with the WMI cmdlets was explained here 0 Comments     RSS Feed     Email a friend

Backing up the WMI repository

Richard Siddaway Profile: Richard Siddaway

The WMI repository is a collection of files. It can be easily backed up

function backup-wmirepository {            
 param
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Testing the WMI repository

Richard Siddaway Profile: Richard Siddaway

Occasionally the WMI database becomes corrupt. Strangely I have seen this happening more often recently because of the creation of virtual machines from templates – if the template is corrupt so will be the virtual machines. With Windows Vista and above we can use the winmgmt utility to test...

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