FAQ
Is it possible to upgrade from vSphere ESXi 5.5 to vSphere ESXi 6.0?
No. In the dedicated hypervisor menu provided by ECL 2.0, upgrading from vSphere ESXi 5.5 to vSphere ESXi 6.0 is not permitted due to the license policy. Please create a new vSphere ESXi 6.0 environment (new application for dedicated hypervisor menu), and consider data migration from the existing vSphere ESXi 5.5 environment.