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| Introduction | |
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| What Is System Administration? | |
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| Evolution of the UNIX System | |
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| The System Administrator | |
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| The Importance of Being Root | |
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| Using a Logbook | |
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| Configuration Files and Scripts | |
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| Daemon Processes | |
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| Tour of the File System | |
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| Using UNIX Documentation | |
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| A Handful of Tools | |
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| Some Basic Terminology | |
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| Account Management | |
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| Introduction | |
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| Accounts | |
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| The Password File | |
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| Account Groups | |
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| The Group File | |
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| The newgrp Command | |
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| The Working Environment | |
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| Adding a New Account | |
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| Removing an Account | |
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| Helpful Utilities for Account Management | |
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| File System Backup | |
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| Introduction to Backup Strategies | |
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| Backing Up with dd | |
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| Backing Up and Restoring with tar | |
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| Backing Up and Restoring with cpio | |
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| Backing Up and Restoring with volcopy | |
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| The UNIX File System | |
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| Introduction | |
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| Parts of a File System | |
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| Making File Systems | |
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| Reorganizing File Systems | |
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| Checking and Repairing File Systems | |
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| The Race for (Disk) Space | |
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| System Startup and Shutdown | |
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| You Can't Just Turn It Off | |
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| System Startup Procedures | |
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| Log-ins and the getty Program | |
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| init, The Starter Program | |
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| System Shutdown, or Going Single-User | |
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| The UNIX LP System | |
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| Introduction | |
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| The Hardware Connection | |
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| Adding A Printer to the LP System | |
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| Interface Scripts | |
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| Maintaining the LP System | |
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| UNIX System Accounting | |
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| Introduction | |
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| Moment-to-Moment Records | |
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| Configuring for System Accounting | |
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| Fixing Accounting Problems | |
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| Running the runacct Script | |
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| Analyzing Accounting Reports | |
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| Billing Users | |
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| UUCP Communications | |
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| Introducing the UUCP System | |
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| Using the UUCP System | |
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| Setting Up UUCP Communications | |
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| Securing the UUCP System | |
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| System Security | |
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| Introduction | |
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| Locking the Door | |
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| Checklist for Securing Access | |
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| File and Directory Permissions | |
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| Understanding the System Breaker's Tactics | |
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| Creating Your Security Watchdogs | |
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| Summary of Security | |
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| System Problems | |
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| Introduction | |
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| Terminal Problems | |
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| Runaway Programs | |
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| Interpreting Error Messages | |
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| Using Alternate Root File Systems | |
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| Appendices | |
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| Environment Variables | |
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| Predetermined C Shell Variables | |
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| Utilities for Account Management | |
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| Determining the Number of Floppies | |
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| tar, cpio Options, and the tarskip Program | |
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| Using fsdb | |
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| Two Versions of the strings Program | |
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| A Restricted Environment for Guests | |
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| A Terminal lock Program | |
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| Index | |