Table of Contents

Part I: Getting Started

Chapter 1: Starting with Linux

Understanding What Linux Is

Understanding How Linux Differs from Other Operating Systems

Exploring Linux History

Understanding How Linux Distributions Emerged

Finding Professional Opportunities with Linux Today

Summary

Chapter 2: Creating the Perfect Linux Desktop

Understanding Linux Desktop Technology

Starting with the Fedora GNOME Desktop Live CD

Using the GNOME 3 Desktop

Using the GNOME 2 Desktop

Summary

Exercises

Part II: Becoming a Linux Power User

Chapter 3: Using the Shell

About Shells and Terminal Windows

Choosing Your Shell

Running Commands

Recalling Commands Using Command History

Connecting and Expanding Commands

Using Shell Variables

Creating Your Shell Environment

Getting Information About Commands

Summary

Exercises

Chapter 4: Moving Around the Filesystem

Using Basic Filesystem Commands

Using Metacharacters and Operators

Listing Files and Directories

Understanding File Permissions and Ownership

Moving, Copying, and Removing Files

Summary

Exercises

Chapter 5: Working with Text Files

Editing Files with vim and vi

Finding Files

Summary

Exercises

Chapter 6: Managing Running Processes

Understanding Processes

Listing Processes

Managing Background and Foreground Processes

Killing and Renicing Processes

Summary

Exercises

Chapter 7: Writing Simple Shell Scripts

Understanding Shell Scripts

Summary

Exercises

Part III: Becoming a Linux System Administrator

Chapter 8: Learning System Administration

Understanding System Administration

Using Graphical Administration Tools

Using the root User Account

Exploring Administrative Commands, Configuration Files, and Log Files

Using Other Administrative Accounts

Checking and Configuring Hardware

Summary

Exercises

Chapter 9: Installing Linux

Choosing a Computer

Installing Fedora from a Live CD

Installing Red Hat Enterprise Linux from Installation Media

Installing Linux in the Enterprise

Exploring Common Installation Topics

Summary

Exercises

Chapter 10: Getting and Managing Software

Managing Software with PackageKit

Understanding Linux RPM Software Packaging

Managing RPM Packages with YUM

Installing, Querying, and Verifying Software with the rpm Command

Managing Software in the Enterprise

Summary

Exercises

Chapter 11: Managing User Accounts

Creating User Accounts

Understanding Group Accounts

Managing Users in the Enterprise

Centralizing User Accounts

Summary

Exercises

Chapter 12: Managing Disks and Filesystems

Understanding Disk Storage

Partitioning Hard Disks

Using Logical Volume Management Partitions

Mounting Filesystems

Using the mkfs Command to Create a Filesystem

Summary

Exercises

Part IV: Becoming a Linux Server Administrator

Chapter 13: Understanding Server Administration

Starting with Server Administration

Managing Remote Access with the Secure Shell Service

Configuring System Logging

Checking System Resources with sar

Checking System Space

Summary

Exercises

Chapter 14: Administering Networking

Configuring Networking for Desktops

Configuring Networking for Servers

Configuring Networking in the Enterprise

Summary

Exercises

Chapter 15: Starting and Stopping Services

Understanding the Linux init Daemon

Auditing Services

Stopping and Starting Services

Configuring Persistent Services

Configuring a Default runlevel or target unit

Adding New or Customized Services

Summary

Exercises

Chapter 16: Configuring a Print Server

Common UNIX Printing System

Setting Up Printers

Working with CUPS Printing

Using Printing Commands

Configuring Print Servers

Summary

Exercises

Chapter 17: Configuring a Web Server

Understanding the Apache Web Server

Getting and Installing Your Web Server

Starting Apache

Troubleshooting Your Web Server

Summary

Exercises

Chapter 18: Configuring an FTP Server

Understanding FTP

Installing the vsftpd FTP Server

Starting the vsftpd Service

Securing Your FTP Server

Configuring Your FTP Server

Using FTP Clients to Connect to Your Server

Summary

Exercises

Chapter 19: Configuring a Windows File Sharing (Samba) Server

Understanding Samba

Installing Samba

Starting and Stopping Samba

Securing Samba

Configuring Samba

Accessing Samba Shares

Using Samba in the Enterprise

Summary

Exercises

Chapter 20: Configuring an NFS File Server

Installing an NFS Server

Starting the NFS service

Sharing NFS Filesystems

Securing Your NFS Server

Using NFS Filesystems

Unmounting NFS filesystems

Summary

Exercises

Chapter 21: Troubleshooting Linux

Boot-Up Troubleshooting

Troubleshooting Software Packages

Troubleshooting Networking

Troubleshooting Memory

Troubleshooting in Rescue Mode

Summary

Exercises

Part V: Learning Linux Security Techniques

Chapter 22: Understanding Basic Linux Security

Introducing the Security Process Lifecycle

Examining the Planning Phase

Entering the Implementation Phase

Working in the Monitoring Phase

Working in the Audit/Review Phase

Summary

Exercises

Chapter 23: Understanding Advanced Linux Security

Implementing Linux Security with Cryptography

Implementing Linux Security with PAM

Summary

Exercises

Chapter 24: Enhancing Linux Security with SELinux

Understanding SELinux Benefits

Understanding How SELinux Works

Configuring SELinux

Monitoring and Troubleshooting SELinux

Putting It All Together

Obtaining More Information on SELinux

Summary

Exercises

Chapter 25: Securing Linux on a Network

Auditing Network Services

Working with Firewalls

Exercises

Part VI: Appendixes

Appendix A: Media

Creating Linux CDs and DVDs

Booting Linux from a USB Drive

Appendix B: Exercise Answers

Chapter 2: Creating the Perfect Linux Desktop

Chapter 3: Using the Shell

Chapter 4: Moving Around the Filesystem

Chapter 5: Working with Text Files

Chapter 6: Managing Running Processes

Chapter 7: Writing Simple Shell Scripts

Chapter 8: Learning System Administration

Chapter 9: Installing Linux

Chapter 10: Getting and Managing Software

Chapter 11: Managing User Accounts

Chapter 12: Managing Disks and Filesystems

Chapter 13: Understanding Server Administration

Chapter 14: Administering Networking

Chapter 15: Starting and Stopping Services

Chapter 16: Configuring a Print Server

Chapter 17: Configuring a Web Server

Chapter 18: Configuring an FTP Server

Chapter 19: Configuring a Windows File Sharing (Samba) Server

Chapter 20: Configuring an NFS File Server

Chapter 21: Troubleshooting Linux

Chapter 22: Understanding Basic Linux Security

Chapter 23: Understanding Advanced Linux Security

Chapter 24: Enhancing Linux Security with SELinux

Chapter 25: Securing Linux on a Network

Introduction

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