Foundations of Computer Networks and Wi-Fi Troubleshooting

Every time we connect to the internet, a complex web of protocols and hardware works behind the scenes to keep us online. Understanding how computer networks function is the key to troubleshooting connection drops, securing your home or office network, and configuring devices with confidence. This text-based course guides you from the absolute basics of networking terminology to practical configuration and troubleshooting. You will gain a solid grasp of how data travels across the internet, how to set up local networks, and how to diagnose common connectivity issues. What you'll learn: - Understand foundational networking terminology, the OSI model, and TCP/IP protocols. - Configure home and office routers, switches, and access points for optimal performance. - Troubleshoot common Wi-Fi failures, signal interference, and IP address conflicts. - Manage IP addressing, subnets, and DNS settings to control network traffic. - Implement modern network security practices, including WPA3 encryption and basic firewalls. - Explore modern wireless standards like Wi-Fi 6 and Wi-Fi 7 to future-proof your setup. You will start by learning core concepts and definitions before moving on to step-by-step written scenarios that simulate real-world hardware configuration and network diagnostics. This course is designed specifically for beginners with no prior networking experience or technical background. Start reading today to take control of your local network and solve connectivity issues independently.