TCP/IP, Routing, and Wireless Networking Fundamentals
Build a solid foundation in modern network administration by understanding IP addressing, routing protocols, and secure wireless configurations.
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About this course
Course contents
6 modules · 30 lessons · 3h
1
Networking Foundations & The OSI Model
Understand how data is conceptualized and the math behind network addresses.
- The Language of Networks
Introduction to essential terms like NIC, Switch, Router, and Hub.6 min - The OSI Model: Lower Layers
Understanding the Physical, Data Link, and Network layers.6 min - The OSI Model: Upper Layers
Exploring Transport, Session, Presentation, and Application layers.6 min - Binary Logic for Beginners
How computers use 1s and 0s to represent data.6 min - Binary Arithmetic in Networking
Converting decimal numbers to binary for IP management.6 min
2
IP Addressing & Subnetting Mechanics
Master the structure of IPv4 and how to divide networks effectively.
- Anatomy of an IPv4 Address
Understanding octets and the structure of a 32-bit address.6 min - Address Classes and Reserved Ranges
Differentiating between Class A, B, C and private IP ranges.6 min - The Purpose of Subnet Masks
How masks define the network and host portions of an address.7 min - Calculating Subnets Step-by-Step
The mathematical process of creating multiple sub-networks.7 min - CIDR Notation Explained
Using 'slash notation' to simplify network addressing.6 min
3
The TCP/IP Protocol Suite
Learn how the internet's core protocols manage data delivery.
- TCP/IP vs. OSI Model
Comparing the 4-layer TCP/IP stack to the 7-layer OSI model.6 min - TCP: The Reliable Messenger
How the 3-way handshake ensures data arrives correctly.6 min - UDP: The Fast Messenger
When to use connectionless delivery for speed.6 min - DHCP: Automatic Addressing
How devices get IP addresses automatically on a network.6 min - DNS: The Internet Phonebook
How domain names are translated into IP addresses.6 min
4
Routing Fundamentals
Understand how routers move data between different networks.
- The Router's Decision Process
How routers use routing tables to find the best path.6 min - Static Routing Basics
Manually telling a router where to send traffic.6 min - Dynamic Routing: RIP
Introduction to distance-vector protocols using hop counts.6 min - Dynamic Routing: OSPF
Introduction to link-state protocols for faster convergence.6 min - Default Gateways
The exit point for traffic leaving a local network.6 min
5
Wireless Networking & Security
Design and secure modern Wi-Fi environments.
- Wi-Fi Standards (802.11)
Comparing speeds and frequencies from 802.11n to Wi-Fi 6.6 min - Wireless Design Principles
Planning coverage, placement, and signal strength.6 min - Legacy Wireless Security (WEP/WPA)
Why older encryption methods are no longer safe.6 min - Modern Security: WPA2 and WPA3
Implementing current encryption standards for home and office.6 min - SSID and Channel Management
Reducing interference by choosing the right wireless channels.6 min
6
Troubleshooting & Modern Trends
Apply knowledge to solve problems and look toward the future.
- The Power of Ping and Traceroute
Testing connectivity and identifying where data stops.6 min - Essential CLI Tools
Using ipconfig, netstat, and nslookup for diagnostics.6 min - The IPv6 Transition
Why we need IPv6 and how it differs from IPv4.6 min - Zero-Trust Security Concepts
The shift from 'perimeter' security to 'never trust, always verify'.5 min - Practical Troubleshooting Scenarios
A step-by-step guide to solving common network issues.5 min
The Small Office Network Blueprint
Design a complete network plan for a small office, including IP addressing, subnetting, a routing strategy, and a secure wireless configuration.
What you'll get
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Certificate of completion
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Lifetime access
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Phone or computer
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14-day refund
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Short & focused
3h of practical content
Certificate of completion
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Frequently asked
What do I need to take this course? +
Just a phone or computer with internet. No installs, no special hardware.
How do I pay? +
By card via Stripe. We don’t store card details — Stripe handles them securely.
Can I get a refund? +
Yes — full refund within 14 days, no questions asked.
How long will I have access? +
Forever. Once you purchase, the course is yours to revisit anytime.
Will I get a certificate? +
Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
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