Linux Packet Filtering and iptables
by Oskar Andreasson
Publisher: Linuxtopia 2005
This document was simply written to give everyone a good and simple primer at how to get started with iptables, but at the same time it was created to be as complete as possible. This document requires some previous knowledge about Linux/Unix, shell scripting, as well as how to compile your own kernel, and some simple knowledge about the kernel internals.
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by Lars Wirzenius, at al.
The Linux System Administrator's Guide, describes the system administration aspects of using Linux. It is intended for people who know next to nothing about system administration, but who have already mastered at least the basics of normal usage.
by Igor Ljubuncic - Dedoimedo
Linux kernel crash analysis is a niche topic, which will interest system administrators and professionals dabbling in the kernel. This book is as a very extensive learning lesson in what goes behind the curtains of a typical Linux system.
by Matthew West - The Shuttleworth Foundation
This book teaches students how to install GNU/Linux. Students should install, create and manage user accounts, install new hardware, make backups and many other mission critical tasks a System Administrator would need to know.
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