Networking Basics Made Easy: Beginner’s IT Guide

Name: Networking Basics Made Easy: Beginner’s IT Guide
Rating: 4.1 (41 reviews)

From zero to confident: learn networking basics without getting overwhelmed

Created byTamir Nachum

Last updated 6/2025

English

What you'll learn

Basic computer network concepts and topologies.
OSI Model and TCP/IP model.
How LAN technology develop.
MAC Address structure.
IP address - Classful vs Classless.
IP address - Public vs Private.
IP address subnetting.
Router and Firewall basic operation.
How does ARP works.
How does DHCP works.

Course content

7 sections • 27 lectures • 1h 7m total length

LAN vs WAN: What's the Difference?2:44
Learn how LANs and WANs operate and where they apply in real-world networks.
LAN vs WAN: What's the Difference?
Understanding Duplex: Half vs Full2:11
Discover how duplex settings affect data flow and communication efficiency.
Network Speed Explained1:32
Get clarity on how speed is measured and what influences performance.
Broadcast & Collision Domains Explained1:37
Understand the impact of unicast, multicast, broadcast, and domain types.
Network Concepts
Physical vs Logical Topologies5:11
Explore common topologies and the key difference between physical and logical layout.
Physical vs Logical Topologies

Intro: Layer 1 & 2 Device Overview0:14
A quick preview of the physical and data link layer devices you'll explore in this section.
The Cable Network: Building a Simple Topology1:13
Start with a basic cable network setup to understand the foundation of physical Layer 1 communication.
Repeaters & Splitters: Extending Physical Signals2:00
Learn how splitters and repeaters help extend network reach and maintain signal integrity at Layer 1.
Hubs: One Signal, Many Connections1:02
Understand how hubs operate and why they are largely obsolete in modern networks.
Bridges: Filtering Traffic Between Segments3:23
Explore how bridges connect and filter traffic between different parts of a network.
Switches: Smarter Bridges with MAC Intelligence1:38
See how switches improve on bridges, using MAC addresses to intelligently forward traffic.
VLANs: Virtual Networks on Physical Infrastructure2:59
Discover how VLANs allow for virtual segmentation of networks within a single switch.
From Hub to Switch: Layer 1 & 2 Devices in Action

IP Addressing Basics & Key Terms2:30
Learn the purpose of IP addresses and essential terms like host, network, gateway, and more.
Binary to Decimal Conversion1:42
Understand how to convert IP addresses from binary to decimal and why this matters.
IP Address Classes Explained4:42
Explore the historical class-based system (A, B, C) and its impact on address ranges.
Subnetting Made Simple4:31
Learn what subnetting is, how to calculate it, and why it's used to segment networks.
Reading & Writing IP Addresses1:35
Get hands-on with writing and interpreting IPv4 addresses correctly.
IP Addressing & Subnetting: Navigating Networks Logically

The Router5:53
Learn how routers direct traffic between networks and enable internet access through Layer 3 logic.
The Firewall3:55
Explore how firewalls protect networks by filtering traffic based on security rules and policies.
Routers, Firewalls: Controlling the Flow
Network Services - ARP3:38
Understand how ARP resolves IP to MAC addresses, why it's crucial, and what can go wrong if it fails.
Network Services - ARP
Checkout IT Network Made EASY: Deep Dive Network Packet Labs1:08
Checkout IT Network Made EASY: Deep Dive Network Packet Labs

What’s in a Home Network?1:01
See a real-world example of a typical home network setup and identify the common devices involved in local connectivity.
What’s in a Home Network?
Network Services - DHCP1:25
Understand how DHCP automatically assigns IP addresses and what makes it a core service in both home and business networks.
Dynamic IPs with DHCP
Domain Names & DNS Basics0:57
Learn how DNS translates human-friendly website names into machine-readable IP addresses for seamless browsing.

Requirements

No requirements needed

Description

Unlock the World of Networking—No Prior Experience Needed

With over 15 years in IT, I've observed skilled professionals struggle with basic networking concepts, leading to inefficiencies and prolonged troubleshooting. This course bridges that gap, providing a clear, concise introduction to computer networking.

What You'll Learn

Understand how data flows through a network, from source to destination
Demystify IP addresses, subnet masks, and default gateways
Comprehend the OSI model and its practical applications
Identify the functions of routers, switches, hubs, and firewalls
Grasp essential network protocols like ARP, NAT, and DHCP
Recognize the differences between private and public IP addresses

Who This Course Is For

Aspiring IT professionals and help desk technicians
System engineers seeking a refresher on networking fundamentals
PC technicians aiming to enhance their networking knowledge
Students preparing for certifications like CompTIA Network+
Anyone interested in understanding the basics of computer networking

Course Features

Engaging video lectures with real-world examples
Interactive quizzes to reinforce learning
Lifetime access to course materials

By the End of This Course, You Will Be Able To:

Confidently explain how computer networks function
Identify and describe the roles of various networking devices
Apply basic troubleshooting techniques to resolve network issues
Build a solid foundation for advanced networking topics and certifications

Enroll now to start your journey into the world of computer networking and build a strong foundation for your IT career.

Who this course is for:

Beginners to computer networking.
PC technician who want to understand what is IP, subnet and gateway and how basic computer networking works.
System administrator who want to understand the deference between private and public IP, what is NAT and how basic computer networking works.
Network admin who want to understand how data flow and how switch and router actually operate.

Networking Basics Made Easy: Beginner’s IT Guide

What you'll learn

Explore related topics

Course content

Basic Concepts & Topologies: From LAN to WAN5 lectures • 13min

OSI Model Demystified: Layer by Layer2 lectures • 6min

From Hub to Switch: Layer 1 & 2 Devices in Action7 lectures • 12min

MAC Addresses: The Identity System of Local Networks1 lecture • 3min

IP Addressing & Subnetting: Navigating Networks Logically5 lectures • 15min

Routers, Firewalls & ARP: Controlling the Flow4 lectures • 15min

Extra: Real-Life Home Network & Essential Services3 lectures • 3min

Requirements

Description

Who this course is for: