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Computer Networking - Local Area Networks and the OSI Model - Revised

Learn about Local Area Networks (LAN) and the seven layers of the OSI Model with this free computer networking course.

Network and Security
Free Course
Local area networks (LANs) are computer networks that range in size from a few computers in a single office to hundreds or even thousands of devices across several buildings. They help to link computers together and provide shared access to printers, file servers, and other services. This free Computer Networking - Local Area Networks and the OSI Model online course will give you an in-depth look at LANs' key features and characteristics.
  • Duration

    1-2 Hours
  • Assessment

    Yes
  • Certification

    Yes
  • Responsive

    Yes
  • Publisher

    Channel 9

Description

Outcome

Certification

View course modules

Description

This course will first give you an overview of the Local Area Network (LAN) and how a computer network interconnects computers within a limited area. The course will then discuss important network terminologies to help you better understand the components that are required to get computers and other types of hardware to communicate with each other. You will also study Serial Data Transfer and IP Addresses as well as the different types of networks and computing.

You will then look into the Open Systems Interconnection (OSI) model and how its layers determine the movement and consumption of network traffic. The course will discuss the Physical Layer or Layer 1, the Data Link Layer (DLL) or Layer 2, the Network Layer or Layer 3, the Transport Layer or Layer 4, the Session Layer or Layer 5, the Presentation Layer or Layer 6, and Application Layer or Layer 7, along with their functions.

A local area network (LAN) helps businesses, schools, and other organizations conduct their daily operations smoothly and securely. Setting up a reliable local area network will not only benefit you and your employees but also your customers and business partners. This network and security online course is designed to give you a strong grasp of the structure and function of LANs and OSI, so check out the course today and start bringing your professional skills to the next level.

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Learning Outcomes

Having completed this course you will be able to:


  • Define what Local Area Network (LAN) means.
  • Describe the key devices found on a LAN.
  • Explain how Hubs, Switches and Routers function.
  • Describe how Ethernet functions.
  • Describe the structure and function of IP Addresses.
  • List the seven layers of the OSI Model.
  • Describe the functions of each layer of the OSI Model.
  • List the four layers of the TCP Model.
  • Describe the functions of each layer of the TCP Model.
  • Explain the differences between the OSI Model and the TCP Model.

Certification

All Alison courses are free to enrol, study and complete. To successfully complete this Certificate course and become an Alison Graduate, you need to achieve 80% or higher in each course assessment. Once you have completed this Certificate course, you have the option to acquire official Certification, which is a great way to share your achievement with the world. Your Alison Certification is:

Ideal for sharing with potential employers - include it in your CV, professional social media profiles and job applications
An indication of your commitment to continuously learn, upskill and achieve high results
An incentive for you to continue empowering yourself through lifelong learning

Alison offers 3 types of Certification for completed Certificate courses:

Digital Certificate - a downloadable Certificate in PDF format, immediately available to you when you complete your purchase
Certificate - a physical version of your officially branded and security-marked Certificate, posted to you with FREE shipping
Framed Certificate - a physical version of your officially branded and security-marked Certificate in a stylish frame, posted to you with FREE shipping

All Certification is available to purchase through the Alison Shop. For more information on purchasing Alison Certification, please visit our faqs. If you decide not to purchase your Alison Certification, you can still demonstrate your achievement by sharing your Learner Record or Learner Achievement Verification, both of which are accessible from your Dashboard. For more details on our Certification pricing, please visit our Pricing Page.

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