Computer Networks: Complete Tutorial Series

This series will teach Computer Networks from fundamentals to mastery, using AI-curated, peer-reviewed content. Perfect for interviews, exams, or real-world networking roles!

📜 Complete Learning Roadmap

Module 1: Foundations of Networking

Goal: Understand core concepts, models, and physical infrastructure.

Chapter 1: Introduction to Computer Networks
- Definition, Advantages, Types (LAN/WAN/MAN)
- Network Topologies (Star, Mesh, Bus, Ring)
- Real-world Applications (IoT, Cloud, VPNs)
Chapter 2: Network Models & Standards
- OSI Model (7 Layers Explained)
- TCP/IP Model (vs OSI)
- IEEE, IETF Standards
Chapter 3: Transmission Media & Hardware
- Cables (Fiber, Coaxial, UTP)
- Network Devices (Hubs, Switches, Routers)
- Wireless Technologies (Wi-Fi, Bluetooth, 5G)

Module 2: Protocols & Addressing

Goal: Master IP addressing, protocols, and data flow.

Chapter 4: IP Addressing Basics
- IPv4 vs IPv6
- Subnetting & Supernetting (with Examples)
Chapter 5: Key Networking Protocols
- HTTP/HTTPS, FTP, SMTP, DNS
- TCP vs UDP (Reliability vs Speed)
Chapter 6: Routing & Switching
- Routing Algorithms (RIP, OSPF, BGP)
- VLANs and MAC Addresses

Module 3: Advanced Networking

Goal: Dive into security, scalability, and modern architectures.

Chapter 7: Network Security Essentials
- Firewalls, IDS/IPS
- Cryptography (SSL/TLS, AES)
Chapter 8: Cloud & Distributed Networks
- CDNs, SDN (Software-Defined Networking)
- AWS/Azure Networking Basics
Chapter 9: Troubleshooting & Tools
- Wireshark, Ping, Traceroute
- Common Errors & Fixes

Module 4: Real-World Applications

Goal: Apply knowledge to practical scenarios.

Chapter 10: Building a Home Lab
- Setting Up a Router/Server
- Packet Tracer/GNS3 Tutorials
Chapter 11: Career Preparation
- Common Interview Questions
- Certifications (CCNA, CompTIA Network+)
Chapter 12: Emerging Trends
- IoT Networks, 6G, Quantum Networking