Linux Troubleshooting Bible [Electronic resources]

Christopher Negusand, Thomas Weeks

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Table of Contents

BackCover

Linux Troubleshooting Bible

Preface

Troubleshooting Fedora and Red Hat Linux

Transitioning to SUSE or Debian Linux

Using Linux Troubleshooting Bible

Reach Out

Part I: Getting Going

Chapter 1: Introduction to Linux Troubleshooting

Introducing Fedora Linux

Going with Fedora (Without Going it Alone)

Giving Back to Fedora

Moving to Fedora Core 2

Summary

Chapter 2: Troubleshooting Installation

Understanding Installation

Choosing Hardware

Overcoming Installation Problems

General Installation Troubleshooting Tips

Getting Linux to Boot after Installation

Installation Troubleshooting Reference

Summary

Chapter 3: Updating and Upgrading Fedora

Keeping Fedora Core up to Date

Upgrading to Fedora Core

Troubleshooting Upgrade Problems

How to Keep Your Current Red Hat Linux Systems Running

Summary

Part II: Preventing Problems

Chapter 4: Securing and Automating Desktop and Server Installs

A Kickstart Overview

Starting Your Kickstart Templates

Locking Down Desktops and Servers

Creating a Kickstart Provisioning Server

Centralizing and Standardizing Your Kickstart Files

Creating Your Kickstart Provisioning Boot Media

Testing Your New Kickstart Media

Troubleshooting Common Kickstart Problems

Kickstart Troubleshooting References

Summary

Chapter 5: Preparing for Backups and Migration

Backup Types

Which Backup Strategy Should You Use?

Backup Strategies

Backup Tools and How to Use Them

Backup Examples

Testing and Doing Restores

Server Migrations

Backup-Related Resources

Summary

Part III: Troubleshooting Basic Features

Chapter 6: Troubleshooting Tools

Getting Around with the Shell

Obtaining Root Privilege

Examining System Processes

Going into Rescue Mode

Detecting and Configuring Hardware

Using Network Troubleshooting Tools

Summary

Chapter 7: X Troubleshooting: Video, Mouse, and Keyboard

Configuring Video, Mouse, and Keyboard

Digging into the X Server and XF86Config File

Setting and Tuning Your Video Driver

Video Troubleshooting Tips

Mouse Troubleshooting Tips

Video Troubleshooting Reference

Summary

Chapter 8: Software Package Troubleshooting

Installing, Upgrading, and Deleting Packages

Checking Software Packages

Querying Software Packages

Verifying Software Packages

Repairing a Broken RPM Database

Troubleshooting Software Package Tips

Software Package Troubleshooting Reference

Summary

Chapter 9: File System, Disk, and Power Troubleshooting

Checking and Tuning Your Hard Disk

Managing Power Settings for Laptops

Disk, File System, and Power Troubleshooting References

Summary

Part IV: Troubleshooting the Network

Chapter 10: Detecting and Responding to Intrusions

Intrusion Detection and Response: An Overview

Intrusion Detection Tools

Verifying Your Files with RPM

Creating a Security Baseline

Automating System Scanning and Notification

Intrusion Troubleshooting

Intrusion Detection Resources

Summary

Chapter 11: Firewall Troubleshooting

Firewall Theory

Firewalls in Action

Linux Firewall Mechanisms

TCP Wrappers: Securing Local Services

iptables and the Single Server

iptables and Network Firewalls

Graphical Firewall Tools

Troubleshooting iptables

Firewall Resources

Summary

Chapter 12: Troubleshooting BIND9 and DNS

DNS History and Theory

Configuring a Master DNS Server

Slave BIND9 DNS Servers

BIND9 Security

Troubleshooting BIND9 and DNS Issues

DNS and BIND Resources

Summary

Chapter 13: Modem TroubleshootIng

Choosing a Modem

Probing and Trying Your Modem

Setting up Your Modem through the GUI

Setting up Your Modem with minicom

Modem Troubleshooting Tips

Finding Modem Troubleshooting Resources

Summary

Part V: Troubleshooting Internal Services

Chapter 14: Printer Troubleshooting

Getting the Right Printer

Setting up a Printer Under Fedora Core

Sharing a Printer Under Fedora Core

Going Beyond Setup

Top Troubleshooting Tips

No-GUI Printer Administration

Printer Resources

Summary

Chapter 15: Samba Troubleshooting

Understanding Samba

Basic Samba Setup

Using Samba

Samba Troubleshooting Tips

Samba Resources

Summary

Chapter 16: NFS Troubleshooting

Troubleshooting NFS

NFS Troubleshooting References

Summary

Part VI: Troubleshooting External Services

Chapter 17: Web Server Troubleshooting

Apache Configuration

Common Apache Usage

Migrating From Apache 1.x to 2.0

Apache 2.0 Tips and Tricks

Tweaking Apache for Higher Loads

Apache Troubleshooting

Apache Resources

Summary

Chapter 18: File Transfer Troubleshooting

Which File Transfer Method to Use?

Configuring and using FTP

Configuring and using scp and sftp

Configuring and using WebDAV

Other File Transfer Solutions

File Transfer Troubleshooting

File Transfer Resources

Summary

Chapter 19: E-Mail Server Troubleshooting

Switching between MTAs with the Alternatives System

Sendmail Configuration

Sendmail Tips and Tricks

Diagnosing Sendmail Problems

Sendmail Troubleshooting

Top Sendmail Problems (And Solutions)

PostFix Overview

Sendmail and PostFix Resources

Summary

Appendix A: Fedora Software Repositories

Appendix B: Troubleshooting SUSE Linux

Licenses and Maintenance

The sysconfig Directory

YaST

Installing Non-SUSE Packages

Finding More Information

Appendix C: Troubleshooting Debian GNU/Linux

The Debian CD-ROMs

Installation Notes

Debian Basics

Troubleshooting Tips and Tools

Getting Help

Summary

Index

Index_B

Index_C

Index_D

Index_E

Index_F

Index_G

Index_H

Index_I

Index_K

Index_L

Index_M

Index_N

Index_O

Index_P

Index_Q

Index_R

Index_S

Index_T

Index_U

Index_V

Index_W

Index_X

Index_Y

Index_Z

List of Figures

List of Tables

List of Listings

List of Sidebars