Overview
Learn core networking fundamentals and understand how different types of networks operate effectively., Build simple LANs and identify essential networking devices used in real environments., Understand IP and MAC addressing and how devices use them to communicate in a network., Learn IPv4 and IPv6 addressing structures and the key differences between both versions., Master IP addressing, subnet masks, subnetting concepts, and CIDR for efficient network design., Understand how DNS works and how domain names are resolved into IP addresses on the internet., Learn how DHCP assigns IP addresses automatically and manages network configuration., Explain the OSI and TCP/IP models clearly and understand how data flows across each layer., Learn essential networking protocols including NAT, Ethernet, VLANs, VPNs, and DNS basics., Understand how routers build routing tables, types of routes, ARP tables, and basic security., Learn the differences between TCP and UDP and when each protocol is used in communication., Understand broadcast, unknown unicast, and multicast traffic within network environments., Learn private vs public IP addressing and the purpose and need for NAT in modern networks., Use Command Prompt confidently and practice essential networking and troubleshooting commands., Understand core protocols such as DNS, DHCP, ARP, ICMP, SNMP, BGP, and OSPF in real networks., Learn differences between intranet, extranet, VPNs, firewalls, and the DMZ security layer.
Anyone wanting to learn networking concepts and aiming for quick job placement., Students seeking a career as a Network Engineer or Cybersecurity Analyst., College or university students preparing for campus placements or IT roles., Beginners or professionals looking to build strong networking fundamentals.
No prior knowledge or experience is required — this course starts from the absolute basics., A desire to learn and explore how computer networks work., A computer, laptop, or mobile device to watch the lessons., Basic internet connection for accessing course materials.
This course serves as a general introduction for students/professional to acquire a foundation in IT Networking Fundamentals including core areas that function within a given computer network. The course provides an introduction to the hardware, software, terminology, components, design, and connections of a network, as well as the network typologies and protocols for WANs and LANs including the all important Subnets.
This is the most complete Computer Networking Guide here on Udemy. You could have zero knowledge about Computer Networking. All will be taught from scratch, from basic to advanced features. If you want to get deep knowledge of Computer Networking this course is for you!
You Will Learn How To:
Understand how computer networks work from the ground up
Identify and use different types of networks (LAN, WAN, Internet)
Recognize key networking devices like routers, switches, and access points
Understand how data travels between devices in a network
Work confidently with IP addresses (IPv4 & IPv6)
Understand subnetting and why networks are divided into smaller segments
Differentiate between public and private IP addressing
Understand the TCP/IP and OSI networking models
Learn the difference between TCP and UDP and when they are used
Understand Ethernet, MAC addresses, and basic switching concepts
Learn how routers connect and communicate between multiple networks
Understand how DHCP assigns IP addresses automatically
Learn how DNS resolves domain names into IP addresses
Understand NAT and why it is important for internet communication
Perform basic troubleshooting for common networking issues
Read and understand basic network diagrams
Follow the flow of communication across local networks and the internet
Get familiar with everyday networking protocols used worldwide
Build a strong foundation to move into advanced networking and IT roles
Why Enroll?
No prior networking knowledge required
Step-by-step beginner-friendly teaching
Practical examples for real-world understanding
Learn using any device (laptop, tablet, mobile)
If you don’t understand about a topic in the lesson, you can easily rewind the video and watch that part again and again
Enroll now in IT Networking Fundamentals course today and revolutionize your learning.
Saurabh Kumar
My name is Saurabh Kumar, and I have several years of hands-on experience in Networking and Cybersecurity. I’m passionate about teaching and helping learners build real, career-ready skills.
I focus on creating high-quality video training with clear explanations, illustrations, and animations to simplify even the most complex technical concepts. My teaching style blends deep technical knowledge with easy-to-understand visuals, ensuring you not only learn—but fully understand—how things work.
I’m a lifelong learner, and I love sharing what I learn with motivated students like you. My goal on Udemy is simple:
To help you achieve your goals, build strong IT skills, and confidently grow in your career.
When you join any of my courses, you become my top priority. I’m always happy to answer your questions, support your learning, and guide you whenever you need help. Feel free to message me anytime—I’m here to learn and grow with you.