Hard drive installations require the use of the ISO (or DVD/CD-ROM) images. An ISO image is a file containing an exact copy of a DVD/CD-ROM image. After placing the required ISO images (the binary Red Hat Enterprise Linux DVD/CD-ROMs) in a directory, choose to install from the hard drive. You can then point the installation program at that directory to perform the installation.

To prepare your system for a hard drive installation, you must set the system up in one of the following ways:

Additionally, if a file called updates.img exists in the location from which you install, it is used for updates to anaconda, the installation program. Refer to the file install-methods.txt in the anaconda RPM package for detailed information on the various ways to install Red Hat Enterprise Linux, as well as how to apply the installation program updates.