22 Chapter 2. Obtaining the Software In this chapter · How to Obtain Red Hat 6.2 · How to Obtain MySQL, PHP3, and IMP If you want to follow this book exactly during the installation process, use the files specified by the chapters. For example, later versions of PHP don't work with the version of IMP we are using, and later versions of IMP don't work with the version of PHP we are using. By using the versions specified in this book, you will keep on track with this project! Note This book assumes you know how to install Red Hat Linux, or have it already installed. A good Linux installation and configuration guide is Red Hat Linux Installation and Configu- ration Handbook, by Duane Hellums, published by Que.