This lively, irreverent book gives straighforward advice on the best way to perform any task in the UNIX environment. Regardless of the UNIX version used by the reader, John Montgomery unlocks the mysteries of the file system and covers all the essentials for exploiting the power of the UNIX operating system. For practical advice on everything from customizing any UNIX environment, to preventing and surviving common UNIX disasters, this book is fun for serious users.

Now covers Red Hat Linux! Written by Evi Nemeth, Garth Snyder, Scott Seebass, and Trent R. Hein with Adam Boggs, Rob Braun, Ned McClain, Dan Crawl, Lynda McGinley, and Todd Miller "This is not a nice, neat book for a nice, clean world. It's a nasty book for a nasty world. This is a book for the rest of us." –Eric Allman and Marshall Kirk McKusick "I am pleased to welcome Linux to the UNIX System Administration Handbook!" –Linus Torvalds, Transmeta "This book is most welcome!" –Dennis Ritchie, AT&T Bell Laboratories This new edition of the world's most comprehensive guide to UNIX system administration is an ideal tutorial for those new to administration and an invaluable reference for experienced professionals. The third edition has been expanded to include "direct from the frontlines" coverage of Red Hat Linux. UNIX System Administration Handbook describes every aspect of system administration–from basic topics to UNIX esoterica–and provides explicit coverage of four popular UNIX systems: This book stresses a practical approach to system administration. It's packed with war stories and pragmatic advice, not just theory and watered-down restatements of the manuals. Difficult subjects such as sendmail, kernel building, and DNS configuration are tackled head-on. Examples are provided for all four versions of UNIX and are drawn from real-life systems–warts and all. "This book is where I turn first when I have system administration questions. It is truly a wonderful resource and always within reach of my terminal." –W. Richard Stevens, author of numerous books on UNIX and TCP/IP "This is a comprehensive guide to the care and feeding of UNIX systems. The authors present the facts along with seasoned advice and numerous real-world examples. Their perspective on the variations among systems is valuable for anyone who runs a heterogeneous computing facility." –Pat Parseghian, Transmeta "We noticed your book on the staff recommendations shelf at our local bookstore: 'Very clear, a masterful interpretation of the subject.' We were most impressed, until we noticed that the same staff member had also recommended Aunt Bea's Mayberry Cookbook." –Shannon Bloomstran, history teacher

With a sense of humor and in plain English, Finnie shows power users how to get up and running fast and effectively, how to take advantage of fancy new gadgets like the online communications tools and file management capabilities, how to make applications and devices work together under Windows 95--and make them like it--how to solve most common problems, and more.

How much backup is enough? If your computer is on a network, who can read your files? How long would it take to get your computer up and running again after a flood or lightning strikes? Security expert Michael Alexander (who has himself lost enough data to fill a small black hole) takes you step by step through the basics of practical computer security for everyone, whether you're on a LAN in an office, dialing up from your portable, or running your own small business on one machine. In The Underground Guide to Computer Security you'll learn how to evaluate the many hardware and software options available to protect your computer and your data. You'll get expert advice on how to choose the best antivirus software, backup system, power protection gear, diagnostic utilities, and encryption programs. Create hacker-proof passwords. Keep your information safe - and private! - in a networked world. Get practical strategies to protect yourself from coworkers using the company LAN to snoop through your files as well as from professional information thieves on dial-up services and the Internet. Develop simple back-up and disaster recovery plans that offer the right amount of information security for your needs. And much more! Every page has something you can use immediately. This book is packed wall to wall with hands-on advice, warnings, tips, virus alerts, workarounds, and the kind of nitty-gritty explanations that could only come from someone who eats, sleeps, and breathes computer security.