Linux

1. Linux Ideas and History

• What is Open Source?

• Linux Origins

• Red Hat Distributions

• The Fedora Project

• Linux Principles

2. Linux Usage Basics

• Logging into Red Hat Enterprise Linux

• Starting X from the Console

• Accessing the Command Line from X

• Changing Your Password

• The root User

• Elevating Your Privileges

• Editing Text Files

3. Running Commands and Getting Help

• Running Commands

• Getting Help

• The whatis Command

• The --help Option

• Reading Usage Summaries

• The man and info Commands

• Documentation

4. Browsing the Filesystem

• Linux File Hierarchy Concepts

• Current Working Directory

• File and Directory Names

• Absolute and Relative Pathnames

• Changing Directories

• Listing Directory Contents

• Copying and Moving Files and Directories

• Creating and Removing Files and Directories

• Using Nautilus

• Determining File Content

• Viewing Files

5. Using the bash Shell

• bash Introduction, Heritage, and Features

• Command Line Shortcuts

• History Tricks

• Command Line Expansion

• Command Editing Tricks

• gnome-terminal

6. Standard I/O and Pipes

• Standard Input and Output

• Redirecting Standard Input and Output

• Overwriting vs. Appending

• Redirecting Standard Error

• Redirecting Both Standard Output and Error

• Using Pipes to Connect Processes

7. Text Processing Tools

• Tools for Extracting Text

• Tools for Analyzing Text

• Tools for Manipulating Text

• Special Characters for Matching Text

Intermediate Tools

8. Basic System Configuration

• Configuring Date and Time

• Configuring Printers

• Configuring the Network

• System Logs

9. vi and vim

• Introducing vim

• vim basics

• Opening, Modifying, and Saving Files

• Using Command Mode

• Undoing Changes

• Visual Mode

• Splitting the Screen

• Configuring vi and vim

• Learning More

10. Configuring the bash Shell

• Using bash Variables

• Local and Environment Variables

• Configuration and Information Variables

• Variable Expansion

• Protecting Against Variable Expansion

• Aliases

• How bash Expands the Command Line

• Types of Shells

• bash Startup and Exit Scripts

• Using Variables in Shell Scripts

11. Finding and Processing Files

• The slocate and find Commands

• Basic find Examples

• find and Logical Operators

• find and Permissions

• find and Numeric Criteria

• find and Access Times

• Executing Commands with find

• The Gnome Search Tool

12. Network Applications

• Firefox and other Web Browsers

• Evolution and other E-mail Clients

• E-mail, Encryption, and Digital Signatures

• The Gaim Messaging System

• Encrypted Communications with ssh and scp

• telnet and the "r" services

• FTP Clients

• Connecting to Windows Disk Shares

• File Transfer with Nautilus

• Network Diagnostic Tools

Essential Topics in Red Hat Enterprise Linux Administration

13. Managing Users, Groups, and Permissions

• The Linux Security Model

• Users and Groups

• Permission Types

• Examining Permissions

• Changing Permissions Using Symbolic and Numeric Methods

• Changing Permissions Using Nautilus

14. Advanced Topics in Users, Groups, and Permissions

• User and Group ID Numbers

• The /etc/passwd, /etc/shadow, and /etc/group files

• System Users and Groups

• Changing Your Identity

• User Information Commands

• Default Permissions

• Special Permissions

15. The Linux Filesystem In-Depth

• Partitions and Filesystems

• Inodes and Directories

• cp, mv, rm, and inodes

• Symbolic (or Soft) Links and Hard Links

• The Seven Fundamental Filetypes

• Checking Free Space

• Mounting CDs, DVDs, USB Media, and Floppy Disks

• Why Archive Files?

• Creating, Inspecting, and Extracting Files from File Archives

• Why Use File Compression?

• Compression Utilities

• Compressing Archives

16. Investigating and Managing Processes

• What is a Process?

• Process States

• Viewing Processes

• Sending Signals to Processes

• Terminating Processes

• Altering Process Scheduling Priority

• Interactive Process Management Tools

• Running a Process in the Background

• Suspending a Process

• Listing Background and Suspended Jobs

• Compound Commands

• Scheduling a Process To Execute Later

• Scheduling Periodic Processes

• Crontab File Format

17. Essential System Administration Tools

• Installation

• Managing Services

• Managing Packages

• Securing the System

18. What Now?

• Some Areas to Explore

• Development

• Red Hat Development Classes

• System Administrator Duties

• RHCE/RHCT Skills Courses

• RHCA and RHCSS Skills Courses

• The Linux Community

Labs

Lab 1: Linux Usage Basics

Lab 2: Getting Help with Commands

Lab 3: Browsing the Filesystem

Lab 4: Exploring the bash Shell

Lab 5: Standard I/O and Pipes

Lab 6: Text Processing Tools

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