How to: Move virtual servers from a 2008 Hyper-V Failover cluster to a 2012 Hyper-V failover cluster

Backstory: In the medium term my company planned to build a Windows Server 2012 Hyper-V farm from which to offer cloud services to our customers. In the meantime we were using a 3rd party provider for our hypervisor infrastructure. Due to various incidents it was then decided to fast forward the build our won Hyper-V farm using Windows Server 2008 R2 on our own kit. Now that Server 2012 has appeared we are looking toward easily upgrading our hypervisor hosts and farm to Hyper-V 2012.

I was given the task to test how easy it would be to move the virtual servers from a 2008 Hyper-V Failover cluster to a 2012 Hyper-V failover cluster. Continue reading