Author Archives: brian.wuchner

PowerCLI, say hello to UCS PowerTool

Posted on March 5, 2012 by brian.wuchner

I’ve recently been digging into Cisco’s Unified Computing System (UCS). I wanted a report showing which ESXi host was in each chassis. I don’t have a lot of blades (yet) so making this list by hand wouldn’t have been a … Continue reading →

Posted in Scripting | 1 Comment

How vCenter assigns MAC addresses

Posted on February 27, 2012 by brian.wuchner

I’ve recently posted several entries on MAC address conflicts within vCenter: Multiple vCenters and MAC address conflicts Virtual Machines with Duplicate MAC addresses If you look at the first post (and VMware KB 1024025) you’ll notice that vCenter uses a … Continue reading →

Posted in Scripting, Virtualization | Leave a comment

Virtual Machines with duplicate MAC addresses

Posted on February 20, 2012 by brian.wuchner

I was recently asked if it would be possible for two virtual machines to be automatically assigned the same MAC addresses. Knowing that vCenter handles these assignments and ensures uniqueness, I figured it wouldn’t be possible…but it got me to … Continue reading →

Posted in Scripting, Virtualization | 5 Comments

Get-Beer Powershell function

Posted on February 9, 2012 by brian.wuchner

Earlier in the week I had the privilege of presenting an introduction to Powershell/PowerCLI webex to a group of VMware customers. To help explain the Where-Object, Select-Object, and Sort-Object cmdlets, I thought it would be helpful to create a Get-Beer … Continue reading →

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vSphere vCenter 5.0 SSL certificates

Posted on January 30, 2012 by brian.wuchner

It seems every release of the VMware vSphere vCenter server service has more dependency on SSL.  I always replace the default self signed SSL certificates with ones created from an internal/trusted certificate authority.  There is a good four part guide to creating … Continue reading →

Posted in Virtualization | 2 Comments