This release provides experimental support for the following operating systems:
* 32-bit Microsoft Windows Storage Server 2008 as a guest operating system
* 32-bit and 64-bit CentOS 5.3 as host and guest operating systems
* 32-bit and 64-bit Oracle Enterprise linux 5.3 as host and guest operating systems
* 32-bit and 64-bit Red Hat Enterprise Linux 4.8 as host and guest operating systems
* 32-bit and 64-bit openSUSE 10.3 as host and guest operating systems
This release provides full support for the following operating systems in addition to those operating systems supported in previous releases:
* 32-bit and 64-bit Microsoft Windows Vista Business, Enterprise, Home Basic and Premium, and Ultimate as host and guest operating systems
* 32-bit and 64-bit Microsoft Windows Server 2008 Standard, Datacenter, Enterprise, and Web Editions as guest operating systems with or without Hyper-V
* 32-bit and 64-bit Microsoft Windows Server 2003 R2 SP2 as a host operating system
* 32-bit and 64-bit Microsoft Windows PE (preinstallation environment) and RE (recovery environment) as guest operating systems
* 32-bit and 64-bit Asianux Server 3 as host and guest operating systems
* 32-bit and 64-bit CentOS 5.0-5.2 as host and guest operating systems
* 32-bit and 64-bit Oracle Enterprise Linux 5.0-5.2 as host and guest operating systems
* 32-bit and 64-bit Red Hat Enterprise Linux 4.6, 4.7, and 5.0-5.2 (AS, ES, WS) as host and guest operating systems
* 32-bit and 64-bit SUSE Linux Enterprise Desktop 10 and 10 SP1 as host and guest operating systems
* 32-bit SUSE Linux Enterprise Server 10 SP2 as a guest operating system
* 32-bit and 64-bit Turbolinux Server 11 as a guest operating system
* 32-bit and 64-bit Mandriva Linux 2008 as a guest operating system
* 32-bit and 64-bit Ubuntu Linux 7.10 and 8.04 as host and guest operating systems
* 32-bit Novell Netware 6.5 SP 6 as a guest operating system