Introduction to Computer Networks
Learn the fundamentals of computer networking, including network types, devices, protocols, IP addressing, network models, security, and basic troubleshooting.
Programs Schedule
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Session 1
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Launch & Foundation
Begin your journey with micro-commitments. Spend just 15 minutes a day to build momentum without cognitive overload and master lessons step by step.
Launch & Foundation
Begin your journey with micro-commitments. Spend just 15 minutes a day to build momentum without cognitive overload and master lessons step by step.
Programs Curriculum
Explore our structured, phase-based syllabus designed to compound your skills step by step.
Networking Fundamentals
5 Lessons Included
Module 01: Networking Fundamentals
This module introduces the basic concepts, types, structures, devices, and terminology used in computer networks.
Introduction to Computer Networks
Learn what computer networks are, why they are used, how devices communicate, and the basic components involved in network communication.
Types of Computer Networks
Understand different types of networks and how they are used based on geographical coverage, purpose, and connectivity.
Network Topologies & Devices
Explore common network topologies and learn about the main hardware devices used to connect and manage networks.
Network Devices & Components
Understand the purpose and operation of routers, switches, hubs, modems, access points, and other networking components.
Network Models & Communication
6 Lessons Included
Network Models & Communication
Explore network models, communication layers, data transmission, and the technologies used to transfer information.
Introduction to the OSI Model
Learn why the OSI model is used and understand how network communication is divided into different layers.
The Seven Layers of the OSI Model
Study the responsibilities of each OSI layer and understand how data moves through the network communication process.
TCP/IP Model
Explore the TCP/IP model and understand how its layers support communication across modern networks and the Internet.
Data Transmission & Communication Media
Learn the fundamentals of data transmission and explore wired and wireless communication media used in computer networks.
Network Models & Communication
Evaluate your knowledge of the OSI model, TCP/IP model, data transmission, and communication media.
IP Addressing & Network Protocols
6 Lessons Included
IP Addressing & Network Protocols
Learn how devices are identified on networks and how protocols enable reliable communication between devices.
IPv4 Addressing Fundamentals
Learn the structure of IPv4 addresses and understand network addresses, host addresses, public addresses, and private addresses.
Subnetting Basics
Understand subnet masks and learn the basic concepts and calculations involved in dividing a network into smaller subnets.
MAC Addresses, ARP & Ethernet
Explore MAC addresses, Ethernet frames, and ARP to understand how devices communicate within a local network.
TCP, UDP & Common Protocols
Learn how TCP and UDP support communication and explore commonly used protocols such as HTTP, HTTPS, FTP, and SSH.
Addressing & Network Protocols
Assess your understanding of IP addressing, subnetting, Ethernet, ARP, TCP, UDP, and common network protocols.
Internet & Network Security
6 Lessons Included
Internet & Network Security
Explore essential Internet services, network security concepts, common threats, and basic troubleshooting techniques.
DNS & DHCP
Learn how DNS translates domain names into IP addresses and how DHCP automatically provides network configuration to devices.
How the Internet Works
Explore what happens when you access a website and understand how DNS, routers, servers, and protocols work together.
Introduction to Network Security
Learn the fundamentals of network security, common threats, firewalls, encryption, and basic practices for protecting networks.
Network Troubleshooting & Practical Challenge
Learn a basic troubleshooting process and apply networking concepts to diagnose common connectivity and configuration problems.
Learn a basic troubleshooting process and apply networking concepts to diagnose common connectivity
Evaluate your overall understanding of computer networking concepts, communication models, addressing, protocols, Internet services, and security.
Meet Your Instructor
Amandi Wanniarachchi
Lead Educator
"Software mentor guiding learners with coding skills, projects, and career growth through tech today!"
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