Containing the key administrative secrets of the complex SCO UNIX system, this guide/almanac of useful tables and diagrams designed to meet the needs of SCO UNIX system administrators explains how an operating system works; how to assess the state of your system; how to configure high-speed modems; painless SCO UNIX security; and more.

Essential SCO System Administration is a multi-faceted tool for administering SCO UNIX and SCO Open Desktop/SCO Open Server systems. Novice administrators will rely on its detailed accounts of the key tasks that all SCO system administrators need to perform, and they will appreciate its friendly presentation that is free of excessive technical jargon. Experienced administrators will find that its extensive use of tables and its concise summaries make it an indispensable reference for advanced system configuration. Highlights of the book include: how an operating system works, how to assess the state of your system, how to configure high-speed modems and other peripheral devices, easy filesystem configuration and maintenance, data access optimization, how and when to back up your data, painless system security, planning for future growth, and keeping your users happy. In addition, the book contains numerous "quick recipes" which provide step-by-step instructions on performing key system maintenance tasks, such as freeing filesystem space, restoring a filesystem from backup, recreating the root filesystem, configuring a user's mailbox, logging user attempts to become root, and trimming log files.