How this book is organized

This book explains how to:

• manage user accounts, including passwords, restrictions, and security defaults

• set up and mantain filesystems

• prevent data loss by backing up filesystems

• maintain printers and control print services

• understand and monitor system security

• configure and maintain audit records of system operations

• set up connections to remote systems over phone lines

• improve system performance using disk arrays, including high-performance and fault-tolerant RAID configurations