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| Preface | |
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| Introduction to System Administration | |
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| Thinking About System Administration | |
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| Becoming Superuser | |
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| Communicating with Users | |
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| About Menus and GUIs | |
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| Where Does the Time Go? | |
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| The Unix Way | |
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| Files | |
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| Processes | |
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| Devices | |
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| Essential Administrative Tools and Techniques | |
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| Getting the Most from Common Commands | |
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| Essential Administrative Techniques | |
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| Startup and Shutdown | |
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| About the Unix Boot Process | |
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| Initialization Files and Boot Scripts | |
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| Shutting Down a Unix System | |
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| Troubleshooting | |
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| Handling Crashes and Boot Failures | |
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| TCP/IP Networking | |
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| Understanding TCP/IP Networking | |
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| Adding a New Network Host | |
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| Network Testing and Troubleshooting | |
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| Managing Users and Groups | |
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| Unix Users and Groups | |
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| Managing User Accounts | |
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| Administrative Tools for Managing User Accounts | |
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| Administering User Passwords | |
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| User Authentication with PAMLDAP | |
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| Using a Directory Service for User Authentication | |
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| Security | |
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| Prelude | |
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| What's Wrong with This Picture? | |
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| Thinking About Security | |
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| User Authentication Revisited | |
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| Protecting Files and the Filesystem | |
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| Role-Based Access Control | |
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| Network Security | |
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| Hardening Unix Systems | |
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| Detecting Problems | |
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| Managing Network Services | |
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| Managing DNS Servers | |
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| Routing Daemons | |
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| Configuring a DHCP Server | |
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| Time Synchronization with NTP | |
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| Managing Network Daemons under AIX | |
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| Monitoring the Network | |
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| Electronic Mail | |
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| About Electronic Mail | |
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| Configuring User Mail Programs | |
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| Configuring Access Agents | |
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| Configuring the Transport Agent | |
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| Retrieving Mail Messages | |
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| Mail Filtering with procmail | |
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| A Few Final Tools | |
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| Filesystems and Disks | |
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| Filesystem Types | |
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| Managing Filesystems | |
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| From Disks to Filesystems | |
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| Sharing Filesystems | |
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| Backup and Restore | |
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| Planning for Disasters and Everyday Needs | |
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| Backup Media | |
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| Backing Up Files and Filesystems | |
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| Restoring Files from Backups | |
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| Making Table of Contents Files | |
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| Network Backup Systems | |
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| Backing Up and Restoring the System Filesystems | |
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| Serial Lines and Devices | |
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| About Serial Lines | |
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| Specifying Terminal Characteristics | |
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| Adding a New Serial Device | |
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| Troubleshooting Terminal Problems | |
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| Controlling Access to Serial Lines | |
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| HP-UX and Tru64 Terminal Line Attributes | |
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| The Hyla | |
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| FAX Fax Service | |
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| USB Devices | |
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| Printers and the Spooling Subsystem | |
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| The BSD Spooling Facility | |
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| System V Printing | |
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| The AIX Spooling Facility | |
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| Troubleshooting Printers | |
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| Sharing Printers with Windows Systems | |
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| LPRngCUPSFont Management Under X | |
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| Automating Administrative Tasks | |
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| Creating Effective Shell Scripts | |
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| Perl: An Alternate Administrative Language | |
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| Expect: Automating Interactive Programs | |
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| When Only C Will Do | |
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| Automating Complex Configuration Tasks with Cfengine | |
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| Stem: Simplified Creation of Client-Server Applications | |
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| Adding Local man Pages | |
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| Managing System Resources | |
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| Thinking About System Performance | |
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| Monitoring and Controlling Processes | |
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| Managing CPU Resources | |
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| Managing Memory | |
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| Disk I/O Performance Issues | |
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| Monitoring and Managing Disk Space Usage | |
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| Network Performance | |
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| Configuring and Building Kernels | |
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| Free BSD and Tru64HP-UXLinux | |
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| Solaris | |
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| AIX System Parameters | |
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| Accounting | |
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| Standard Accounting Files | |
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| BSD-Style Accounting | |
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| Free BSD, Linux, and AIX | |
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| System V-Style Accounting | |
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| AIX, HP-UX, and Solaris | |
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| Printing Accounting | |
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| Afterword: The Profession of System Administration | |
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| SAGE: The System Administrators Guild | |
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| Administrative Virtues | |
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| Appendix | |
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| Administrative Shell Programming | |
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| Index | |