Supported OS: Windows Server 2019 LTSC Microsoft Windows Server 2012 Microsoft Windows Server 2008 R2 SP1, x64 (includes Hyper-V v2) Microsoft Windows Small Business Server 2011Novell SUSE Linux Enterprise Server Red Hat Enterprise Linux Virtualization options Failsafe hypervisors: Citrix XenServer VMware vSphere including ESX and ESXi Red Hat Enterprise Virtualization