Automate Free SSL Certificate Replacement for vCenter 7

In the past, I’ve posted some guides for replacing the default self-signed vCenter certificate with a free, trusted Let’s Encrypt 90 Day certificate. I recently started to look into generating the free SSL using an ACME client and stumbled across this PowerShell module Posh-ACME (Credit to Ryan Bolger – https://github.com/rmbolger for this module). I decided to…

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Resolve, No Connection to VR Server: Unknown with PowerShell Function

I stumbled across this error the other day in my environment No Connection to VR Server: Unknown. I then found the following workaround in this VMware KB https://kb.vmware.com/s/article/2148376, which worked nicely. The issue was becoming a little frequent, so I decided to wrap up this solution with a nice little PowerShell function found on my Github page. Thanks for…

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PowerCLI Script to Download VM Screenshots from Datastore

Occasionally, you may need to download virtual machine files from the Datastore. For example, If vSphere HA resets virtual machines, there is a good chance just before it reset it, vSphere HA VM monitoring took a screenshot of the VM console, storing it with the VM configuration files on the Datastore. Reset by vSphere HA. Reason: VMware…

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