108 | Chapter 6 Virtual Machine Migration migration issues with Windows XP, Windows Server 2003, Windows Vista, Windows 7, Windows Server 2008, and Windows Server 2008 R2. For older operating systems, plug-and-play may not be available to help your new VM get over the shock of a system migration. Altering system software for changes in support of Advanced Configuration and Power Interface (ACPI) or uni/multiprocessor capabilities can be challenging. For Windows 2000, you may need to reinstall the operating system over the existing installation (as per Microsoft Support Knowledge Base article KB246236, accessible on the Microsoft Support website at http://support.microsoft.com/kb/246236) or take other actions (as described in KB249694). Automated migration tools can detect and address many troublesome migration issues more easily than you or I might. The last step in making your migrated server feel at home is the installation of enlightenments. enlightenments, Integration Services, and Integration Components (ICs) are pretty Much the Same thing Software that makes a child or guest operating system run better while virtualized or "aware" that it is not actually running on physical hardware is referred to as an enlightenment, integration service, Integration Component, or IC. For Hyper-V based VMs, this means the Integration Components that you can install via the