While trying to setup a Windows 2012 cluster (to be used by Hyper-V) I ran into an issue where the cluster validation tool failed. it said that the MPIO software versions were different on the nodes. Upon searching the net, I found the solution was to install all Windows updates. Unfortunately our WSUS server was not working properly. Every time I would run “Download and install Updates” manually on the Hyper-V Server 2012 (core) using the server configuration screen (no GUI) I would get a message that all updates are already installed. I had to bypass WSUS by running these commands: REG ADD “HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU” /v UseWUServer /t REG_DWORD /d 0…