Then I installed ESXi 5.1 onto a flash drive and... registered the host. OOPS. Like 90% of the available features disappeared thanks to using the free license. For example, I can no longer clone VMs ...
I have installed ESXi 5.5 to play around with it, kick the tires, etc, I wondered what happens if I don't put in a license key after 60 days? Does it shut down the VMs and stop working?