Unix System Administrator's Resources - Many useful sources of information.
Introduction to Unix System Administration - Online notes for a course at Ohio State University, Frank G. Fiamingo. HTML, Adobe Acrobat, or PostScript format, 1996.
Usenet - comp.unix.admin FAQ - The Administrators starting point
The USAIL Project - Unix System Administration Independent Learning
Unix Guru Universe - Largest UNIX System Administration Resource site, for beginners and gurus that are looking for UNIX sites on the internet.
Solaris Sysadmin Tools - Focused on Solaris, but useful for other systems too
SAGE - Code of EthicsHP JetDirect Print Servers - HP JetDirect Print Servers: HP JetAdmin Troubleshooting/Bypass UNIX(R) Spooler for Testing.
GAP (GNU Administration Project) - GAP is a project for building a new environment for distributed OS administration. The aim is to let a network of heterogeneous machines administer themselves.
Linux System Administrators' Guide 0.6Linux Certification - The Linux Certificate is awarded to those individuals who have demonstrated proficiency in the use of the Linux operating system, its utilities and its applications. Proficiency is demonstrated with earning passing grades on written and oral examinations and hands-on demonstrations.
UNIX Links - Books, magazines, and more
Unix System Administration - Looking for a Unix System Administrator Job? or If you are having some Unix and Linux related problem, please submit it to me.
General UNIX discussion forum at Tek-Tips - General UNIX discussion technical support forums and mutual help system for computer professionals. Selling and recruiting forbidden.
Doom as a tool for system administration - As I was listening to Anil talk about daemons spawning processes and sysadmins killing them, I thought, "What a great user interface!" Imagine running around with a shotgun blowing away your daemons and processes, never needing to type kill -9 again.
UNIX Guide - A table of common UNIX (AIX, HP-UX, LINUX & Solaris) commands and tasks.
The Unix Reference Guide - The University of Wollongong IEEE Student Branch Unix Reference Guide - both a reference and a tutorial, mainly focussing on Linux and Solaris.
Config: A Mechanism for Installing and Tracking System Configurations - How to install and maintain configuration on large number of machines using rdist, make and cvs; USENIX paper.
Unix Resources for SysAdmins - Seachable links to free and useful resources for Unix system administrators and developers
AllAdmin.com UNIX Administration - The Best Source for All of Your Administrative Needs! Software, Hardware, and Book Reviews. Security and New Admin Information and Tools.
RootPrompt -- Nothing but Unix - News and information for Unix Sysadmins
Tru 64 - Daily news, information, files, message board and more related to Compaq's Tru64 UNIX
UNIX Unleashed, System Administrator's Edition - Online book. Unix basics, shells, administration tasks.
Tariq Nazir's UNIX, Networking - Technical directory of links to help UNIX Systems and Network administrators. Contains Links to UNIX, TCP/IP, Perl, and Shell scripts.