The Linux System Administrator's Guide
by Lars Wirzenius, at al.
Number of pages: 130
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 (those saying "what is it?"), but who have already mastered at least the basics of normal usage.
Home page url
Download or read it online for free here:
by Kurt Seifried - Linuxtopia
The guide introduces computer security, Linux installation, physical and console security, administration, backup, file security, authentication, logging, attack detection, firewalling, network security, software management, encryption, viruses, etc.
by Martin A. Brown
This guide provides an overview of many of the tools available for IP network administration of the linux operating system. It covers Ethernet, ARP, IP routing, NAT, and other topics central to the management of IP networks.
by Gerhard Mourani - Open Network Architecture, Inc.
This book is intended for a technical audience and system administrators who manage Linux servers, but it also includes material for home users. It discusses how to install and setup a Linux Server with all the necessary security and optimization.
by Frank Bodammer, Stefan Dirsch, et al. - SUSE LINUX AG
This Guide provides background information about the way your SUSE LINUX operates. This book introduces Linux system administration basics such as file systems, kernels, boot processes, an Apache web server, and secure authentication.