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Topic 109: Networking Fundamentals
Topic 105: Shells and Shell Scripting
105.1 Customize and use the shell environment
  • 105.1 Lesson 1
  • 105.1 Lesson 2
  • 105.1 Lesson 3
105.2 Customize or write simple scripts
  • 105.2 Lesson 1
  • 105.2 Lesson 2
Topic 106: User Interfaces and Desktops
106.1 Install and configure X11
  • 106.1 Lesson 1
106.2 Graphical Desktops
  • 106.2 Lesson 1
106.3 Accessibility
  • 106.3 Lesson 1
Topic 107: Administrative Tasks
107.1 Manage user and group accounts and related system files
  • 107.1 Lesson 1
  • 107.1 Lesson 2
107.2 Automate system administration tasks by scheduling jobs
  • 107.2 Lesson 1
  • 107.2 Lesson 2
107.3 Localisation and internationalisation
  • 107.3 Lesson 1
Topic 108: Essential System Services
108.1 Maintain system time
  • 108.1 Lesson 1
  • 108.1 Lesson 2
108.2 System logging
  • 108.2 Lesson 1
  • 108.2 Lesson 2
108.3 Mail Transfer Agent (MTA) basics
  • 108.3 Lesson 1
108.4 Manage printers and printing
  • 108.4 Lesson 1
Topic 109: Networking Fundamentals
109.1 Fundamentals of internet protocols
  • 109.1 Lesson 1
  • 109.1 Lesson 2
109.2 Persistent network configuration
  • 109.2 Lesson 1
  • 109.2 Lesson 2
109.3 Basic network troubleshooting
  • 109.3 Lesson 1
  • 109.3 Lesson 2
109.4 Configure client side DNS
  • 109.4 Lesson 1
Topic 110: Security
110.1 Perform security administration tasks
  • 110.1 Lesson 1
110.2 Setup host security
  • 110.2 Lesson 1
110.3 Securing data with encryption
  • 110.3 Lesson 1
  • 110.3 Lesson 2
How to get certified
  1. Topic 109: Networking Fundamentals

Topic 109: Networking Fundamentals

Linux Professional Insitute Inc. All rights reserved. Visit the Learning Materials website: https://learning.lpi.org
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The topic includes the following objectives:

  • 109.1 Fundamentals of internet protocols
    • 109.1 Lesson 1
    • 109.1 Lesson 2
  • 109.2 Persistent network configuration
    • 109.2 Lesson 1
    • 109.2 Lesson 2
  • 109.3 Basic network troubleshooting
    • 109.3 Lesson 1
    • 109.3 Lesson 2
  • 109.4 Configure client side DNS
    • 109.4 Lesson 1

Linux Professional Insitute Inc. All rights reserved. Visit the Learning Materials website: https://learning.lpi.org
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

LPI is a non-profit organization.

© 2025 Linux Professional Institute (LPI) is the global certification standard and career support organization for open source professionals. With more than 250,000 certification holders, it's the world’s first and largest vendor-neutral Linux and open source certification body. LPI has certified professionals in over 180 countries, delivers exams in multiple languages, and has hundreds of training partners.

Our purpose is to enable economic and creative opportunities for everybody by making open source knowledge and skills certification universally accessible.

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