http://blogs.technet.com/virtualization/archive/2008/01/14/Managing-VMware.aspxIf you haven't already, I recommend reading Rakesh's post on why the System Center team decided to build out V2 of SCVMM so that customers can manage VMware ESX Server and VI3. Here's an excerpt: Flexibility in Hypervisors with a single management solutionen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/virtualization/archive/2008/01/14/Managing-VMware.aspx#2745855Mon, 14 Jan 2008 20:25:59 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:2745855mkroehler<p>Will that also include the various flavors of Xen, including the Citrix XenServer?</p>