Table of Contents

Module 1

Providing a Base Environment

Lesson 1

Using and Customizing the Shell Environment

1.1

Setting Environment Variables at Login or When Spawning a New Shell

1.2

Using Bash Functions

1.3

Maintaining Skeleton Directories for New Users

1.4

Setting the Command Search Path

Lesson 2

Managing Printing

2.1

Understanding Linux Printing

2.2

Creating a Basic CUPS Configuration

2.3

Configuring a Text-only Printer

2.4

Print Job Processing

2.5

Managing User Print Queues

2.6

Troubleshooting General Printing Problems

 
Lesson 3

Managing User and Group Accounts

 
3.1

Adding, Modifying, and Removing Users

3.2

Adding and Modifying Groups

3.3

Managing User/Group Information in Password/Group Databases

3.4

Creating and Managing Special Purpose and Limited Accounts

3.5

Understanding Group Membership

 
Module 2

Common Administration Tasks

Lesson 4

Configuring Security

4.1

Auditing a System to Find Files with SUID/SGID

4.2

Managing Password Aging

4.3

Analyzing Ports with netstat and nmap

4.4

Setting Up Limits on User Logins, Processes, and Memory Usage

4.5

Configuring sudo

4.6

Determining Which Users Have Logged in and are Currently Logged in

4.7

Setting Up Host Security

4.8

Understanding Advanced Security Such as SELinux and Apparmor

 
Lesson 5

Scheduling Jobs

 
5.1

Creating and Managing at Jobs

5.2

Creating and Managing cron Jobs

5.3

Configuring User Access to cron and at Services

5.4

Configuring anacron

 
Lesson 6

Maintaining System Time

6.1

Understanding Linux Time

6.2

Setting System Date and Time

6.3

Setting the Hardware Clock

6.4

Configuring UTC and Local Time

 
Lesson 7

Configuring System Logging

 
7.1

Understanding Syslog Facilities, Priorities, and Destinations

7.2

Configuring Syslog

7.3

Reading Log Files and Configuring Logrotate

7.4

Logging In Non-syslog Services

7.5

Understanding journald, rsyslog, and syslog-ng

 
Module 3

Networking and Related Services

Lesson 8

Configuring Networking

 
8.1

Understanding IP Protocol Fundamentals

8.2

Configuring Network Interfaces with ip and ifconfig

8.3

Creating Basic Static TCP/IP Host Configuration

8.4

Understanding Routing

8.5

Setting a Default Route

8.6

Configuring Client Side DNS

8.7

Applying Network Troubleshooting Basics

 
Lesson 9

Managing MTA Basics

 
9.1

Understanding Mail Handling

9.2

Creating E-Mail Aliases

9.3

Knowing Common Linux MTA Programs

9.4

Configuring E-Mail Forwarding

 
Lesson 10

Using SSH

 
10.1

Using ssh, scp, and sftp

10.2

Changing Common Client and Server Settings

10.3

Configuring SSH Host Keys

10.4

Understanding SSH Port Tunnels

10.5

Creating SSH Port Tunnels

10.6

Performing Basic GnuPG Configuration, Usage, and Revocation

10.7

Using GnuPG in E-Mail

10.8

Using GnuPG to Encrypt Files

 
Module 4

Advanced Management Tasks

Lesson 11

Customizing and Writing Shell Scripts

 
11.1

Selecting the Shell Interpreter Through the Shebang

11.2

Managing the Location, Ownership, Execution, and Suid-rights of Scripts

11.3

Understanding Shell Script Basic Elements

11.4

Working with Read and Arguments

11.5

Using Here Documents

11.6

Understanding Return Values

11.7

Performing Tests

11.8

Using Command Substitution

11.9

Using Loops and Conditional Tests

11.10

Performing Conditional Mailing to Superuser

 
Lesson 12

Accessibility and Internationalization

 
12.1

Understanding Keyboard Accessibility Settings

12.2

Understanding Visual Settings and Themes

12.3

Understanding Assistive Technologies Basics

12.4

Configuring Locale Settings and Environment Variables

 
Lesson 13

SQL Data Management

 
13.1

Understanding SQL Databases

13.2

Creating an Example Database and Basic Data Manipulation

13.3

Using Basic SQL Commands

Lesson 14

Managing User Interfaces and Desktops

 
14.1

Understanding X Configuration Files

14.2

Verifying Video Card Support

14.3

Getting X Display Information

14.4

Managing a Font Server

14.5

Setting Up a Display Manager

 
Course Intro (20 min)

This session introduces the course and explains what students can expect.

1.     Using and Customizing the shell Environment (22 min)

In this lesson, the student learns how to customize the shell environment to provide basic settings as needed by users.

2.     Managing Printing (30 min)

In this lesson, the student learns how the CUPS printing system is organized and how print jobs, as well as printers, can be managed.

3.     Managing User and Group Accounts (35 min)

In this lesson, the student learns how user and group accounts are used and managed in a Linux environment.

4.     Configuring Security (63 min)

This lesson shows how to apply different network and user-based security settings.

5.     Scheduling Jobs (14 min)

In this lesson, the student learns how to schedule tasks and jobs using at and cron.

6.     Maintaining System Time (18 min)

Linux stores time in different ways. In this lesson, the student learns about the different locations where time is stored and how these relate to one another.

7.     Configuring System Logging (33 min)

In this lesson, the student learns how to configure system logging. The (r)syslog service is explained, as well as the systemd journal and logrotate.

8.     Configuring Networking (43 min)

This lesson introduces networking in general, and teaches how to configure network interfaces with fixed or permanent network configurations.

9.     Managing MTA Basics (12 min)

This lesson provides a basic overview of MTA and teaches students how to configure a system to send outgoing mail to a relay host.

10.   Using SSH (48 min)

In this lesson, the student learns how to use ssh and related commands. Advanced SSH usage is also covered, including configuration parameters, working with SSH keys, and SSH port forwarding.

11.   Customizing and Writing Shell Scripts (51 min)

This lesson provides an introduction to Linux shell scripting. At the end of this lesson, the student will be able to read bash shell scripts and write shell scripts using common structures.

12.   Accessibility and Internationalization (11 min)

This lesson explains how to configure Linux for increased accessibility and for use in international environments.

13.   SQL Data Management (25 min)

This lesson teaches learners how to set up a simple SQL database.

14.   Managing User Interfaces and Desktops (20 min)

In this lesson, students learn more about the backgrounds of the graphical environment, along with the common administration tasks, commands, and configuration files involved in configuring a GUI.

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