VHD Specifications

This paper describes the different virtual hard disk formats supported by Microsoft Virtual PC and Virtual Server and provides information about how to store the data.This paper focuses on how to store the data in files on the host file system.
The reader should be familiar with virtual machine technology and terminology, such as the terms guest and host as used in the context of virtual machine architectures. The user should also be familiar with hard disk technologies and should understand how data is accessed and laid out on the physical medium.

Supported Operating Systems

Windows Server 2003

Microsoft Word or Word Viewer would be required to file the file.

This document provides the specifications for the VHD format.