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From beginner to advanced — Learn OSI model, TCP/IP protocols, IP addressing, subnetting, NAT, VPNs, firewalls, IDS/IPS, redundancy, and network security.
Perfect forCCNA, Network+, AWS Networking, Security+ and IT professionals.

• 📖 Overview
• 📚 Topics Covered
• 🚀 Getting Started
• 🎯 Why This Repository?
• 🔗 Related Resources
• 🤝 Contributing
• 📬 Contact
• 📜 License

This repository is yourall-in-one networking learning hub — covering bothfundamentals and advanced networking concepts.

Designed for:

• Students starting with networking basics.
• IT professionals upgrading their skills.
• Certification candidates for CCNA, Network+, AWS, and Security+.

You’ll findclear explanations, diagrams, and real-world examples to master networking, security, and scalability.

• Introduction to Networking — Building blocks of network communication.
• Network Devices & Their Roles — Routers, switches, firewalls, and more.

• OSI Model & TCP/IP Model — How data moves through networks.
• TCP vs UDP, Routing, & Wireless Networks

• IP Subnetting & CIDR Notation — IPv4 vs IPv6 explained with examples.

• Network Address Translation (NAT)
• Firewalls, IDS & IPS
• VPNs & Wireless Security

• Network Redundancy & Load Balancing — High-availability design concepts.

1️⃣Clone the repository

git clone https://github.com/MaheshShukla1/Networking-notes-101.git

2️⃣Browse the Wiki
Visit thewiki for structured learning.

3️⃣Learn at Your Own Pace
Follow topics in sequence or jump to what you need.

✅Beginner-friendly — Clear explanations.
✅Certification-ready — Covers CCNA, Network+, AWS Networking.
✅Well-structured — Easy navigation with direct topic links.
✅Collaborative — Open for contributions.

• Cisco Networking Academy

• CompTIA Network+ Exam Objectives

• AWS Networking Whitepapers

1. Fork the repository.

2. Create a branch (feature-topic-name).

3. Commit changes.

4. Open a Pull Request.

📜 SeeCONTRIBUTING.md for more.

Author: Mahesh Shukla
📧 Email:maheshcloudsec1@gmail.com
🔗 GitHub:MaheshShukla1

Licensed underCreative Commons Attribution 4.0 International License.

If you're preparing forCCNA,Network+, orcloud networking certifications, this is your go-to guide.
LearnOSI model,TCP/IP stack,IP subnetting,VPN security, and more — all in one place.
Star ⭐ this repo and share it with others to help the community grow.

Mastering networking is the foundation for success in cloud, security, and IT infrastructure. 🚀