Far too often system administrators expend all of their time and energy in endless fire fighting. Often the networks and systems they manage become a fragile quilt of temporary patches and workarounds. Sys admins need a firm background in requirement analysis, prioritization and capacity planning in order to proactively meet the ever-growing needs of their users. Today's overworked sysadmins are looking for any way to keep their networks running smoothly and then try to achieve enhanced performance. Linux System Administration guides the reader in the many intricacies of maintaining a secure, stable system. In this definitive work, the authors address all the issues related to system administration from adding users and managing files permission to internet services and Web hosting to recovery planning and security. Linux System Administration fulfills the need for expert advice that will ensure a trouble-free Linux environment.