Posts Tagged ‘Select-Object’

Finding duplicate MAC addresses on VM clusters

June 22, 2011 Leave a comment

A little known fact is that you can use the group filter in PowerShell to very easily find duplicates in a set of objects based on a given object property. I had reason to use this today as our IT team was trying to validate their  virtual machines to ensure there were no conflicts due to duplication of the virtual MAC addresses. As they have a large set of machines this would require a script and PowerShell was perfect for the task. Read more…