Linux Documentation Project [ LDP ]
Try the Linux Documentation Project [ LDP ] it is an absolutely fantastic resource for understanding LINUX issues. From the basics to more advanced security and networking stuff. Manuals(Books) are in various formats, Online HTML / Offline HTML zipped / PDF / TEXT / SGML / PostScript
URL ... http://www.linuxdoc.org
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Such Guides as the following from http://www.linuxdoc.org/guides.html
* Advanced Bash-Scripting Guide *
* LDP Author Guide *
* Linux From Scratch *
* The Bugzilla Guide *
* Linux Kernel 2.4 Internals *
* Linux Consultants Guide *
* Securing and Optimizing Linux Red Hat Edition - A Hands on Guide *
* The Linux Network Administrator's Guide, Second Edition *
* Linux Administrator's Security Guide *
* The Linux System Administrators' Guide *
* The Linux Kernel Module Programming Guide *
* The Linux Network Administrators' Guide *
* The Linux Programmer's Guide *
* The Linux Users' Guide *
* The Linux Kernel Hackers' Guide *
* Installation and Getting Started Guide *
* The Linux Kernel *
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All free, ABSOLUTELY fantastic! join the LINUX revolution. Why bother even trying to re-write this stuff, it's been written so well already.
PZ