Red Hat Enterprise Linux 4: Reference Guide

Welcome to the Red Hat Enterprise Linux Reference Guide. The Red Hat Enterprise Linux Reference Guide contains useful information about the Red Hat Enterprise Linux system. From fundamental concepts, such as the structure of the file system, to the finer points of system security and authentication control, we hope you find this book to be a valuable resource. This guide is for you if you want to learn a bit more about how the Red Hat Enterprise Linux system works. [via]

http://mirror.centos.org/centos/4/docs/pdf/rh...