Ready to truly master Linux system administration? Rely on the book that's been tested and proven by more than 50,000 Web users and Linux trainers worldwide: Paul Sheer's LINUX:Rute User's Tutorial and Exposition. Sheer presents in-depth, real-world coverage of every key aspect of system administration, with any leading distribution. He even provides detailed cross-references to LPI and RHCE certification topics, making this book an exceptionally useful resource for exam preparation. Sheer presents in-depth, real-world coverage of every key aspect of system administration: user management, security, package management, kernel configuration, working with key Linux tools, filesystem organization, device configuration, and much more. The book covers Linux configuration files in extraordinary detail, and presents comprehensive tutorials on networking and Internet services -- including TCP/IP, routing, mail, Samba, and DNS name server configuration. Unlike many competitive guides, it also contains coverage of shell scripting and C programming, giving working sysadmins powerful tools for streamlining their work.