This pocket reference brings together all the important Unix and Linux system administration information in a single compact volume. Not only are all of the important administrative commands covered, but this reference also includes the locations and formats of important configuration files (including both general system databases like the password and group files as well as the configuration files for major subsystems like DNS, DHCP and sendmail). In addition, variations in command usage and file formats are included for the most important UNIX versions. When you get a new system running a different Unix operating system, all the information you need will already be at your fingertips. The book covers these Unix versions:

• Red Hat Linux 8.0 and SUSE Linux 8.1
• Solaris 8 and 9
• Free BSD 4.7
• AIX 5
• HP-UX 11

This book is truly an essential reference for all Unix and Linux system administrators.

If you're a Unix system administrator, then the information you need every day just to get your job done could fill a book--a very large book. But, practically speaking, you don't want to stop and thumb through a weighty volume each time a problem arises. Your answer is the Essential System Administration Pocket Reference, the only system administration reference that fits in your pocket. Concise and easy-to-use, this little book is the portable companion to the classic Essential System Administration by AEleen Frisch. The Essential System Administration Pocket Reference is a quick reference to all the fundamental and essential tasks required to run such divergent Unix systems as Solaris, Linux, AIX, BSD, SuSe, Red Hat, and more. Beginners and experienced administrators alike will quickly be able to apply its principles and advice to solve everyday problems. The book is divided into three parts: Commands, Syntax and Their Applications, Configuration Files and Formats, and Operating System Specific Information. The information in this book is a must-have for any administrator or user of a Unix system. O'Reilly's Pocket References have become a favorite among technology professionals everywhere. By providing a wealth of important details in a concise, well-organized format, these handy books deliver just what you need to complete the task at hand. When you've reached a sticking point and need to get to a solution quickly, the new Essential System Administration Pocket Reference is the book you'll want to have.