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Red Hat Enterprise Linux 9 Essentials Book now available.

Purchase a copy of Red Hat Enterprise Linux 9 (RHEL 9) Essentials

Red Hat Enterprise Linux 9 Essentials Print and eBook (PDF) editions contain 34 chapters and 298 pages

Preview Book


Welcome to the Red Hat Enterprise Linux Installation Guide .
HTML and PDF versions of the guides are available online at


Although this manual reflects the most current information possible, read the Red Hat Enterprise Linux Release Notes for information that may not have been available prior to the documentation being finalized. The Release Notes can be found on the Red Hat Enterprise Linux CD #1, online at, or in the /usr/share/doc/redhat-release-notes-5 <variant> / directory after installation, where <variant> is Server, Client, or Desktop.

1. What's New in this Edition?

Be sure to review the Appendix A, Revision History for features and bug fixes for this manual.
Feature Change Note
Chapter 28, Disk Encryption Guide New Chapter Red Hat Enterprise Linux 5.3 now contains support during installation for file system encryption. This is not supported for earlier versions of Red Hat Enterprise Linux.
Table 1. What's New in this Edition?

  Published under the terms of the GNU General Public License Design by Interspire