Essential System Administration Pocket Reference

If you're a Unix system administrator, then the information you need every day just to get your job done could fill a book--a very large book. But, practically speaking, you don't want to stop and thumb through a weighty volume each time a problem arises. Your answer is the Essential System Administration Pocket Reference, the only system administration reference that fits in your pocket. Concise and easy-to-use, this little book is the portable companion to the classic Essential System Administration by AEleen Frisch.

The Essential System Administration Pocket Reference is a quick reference to all the fundamental and essential tasks required to run such divergent Unix systems as Solaris, Linux, AIX, BSD, SuSe, Red Hat, and more. Beginners and experienced administrators alike will quickly be able to apply its principles and advice to solve everyday problems. The book is divided into three parts: Commands, Syntax and Their Applications, Configuration Files and Formats, and Operating System Specific Information. The information in this book is a must-have for any administrator or user of a Unix system.

O'Reilly's Pocket References have become a favorite among technology professionals everywhere. By providing a wealth of important details in a concise, well-organized format, these handy books deliver just what you need to complete the task at hand. When you've reached a sticking point and need to get to a solution quickly, the new Essential System Administration Pocket Reference is the book you'll want to have.

Table of Contents

Introduction and Font Conventions  

The root Account  

          Granting Limited root Powers  

Essential Administrative Tools  

Devices and Device Files  

          Special File Formats  

File Ownership and Protection  

          Access Control Lists (ACLs)  

System Messages and Log Files  

Startup and Shutdown  

User Accounts  

          Solaris Projects  

          User Account Management Commands  

          User Account Attributes  

          User Authentication and Login Controls  

          Password Selection and Aging  

Process and Resource Management  

          The cron Facility  

          Managing Paging Space  

Filesystems and Disks  

          Filesystem Configuration File  

          Filesystem-Related Commands  

          Adding a New Disk  

          Logical Volume Managers  

          Sharing Local Filesystems with NFS  

          Backups  

Printing  

          The BSD and LPRng Spooling Subsystems  

          The System V Spooling Subsystem  

          AIX Spooling Subsystem  

Serial Lines  

          Serial Line Configuration Files  

Networking  

          Network Client Configuration  

          Network Servers  

          Networking Administrative Commands  

Electronic Mail  

          sendmail  

          procmail and fetchmail  

Security  

          System Hardening Checklist

          Security Monitoring Commands  

Kernel Configuration  

         Configuring Boot Loaders  

Index