OSI Model vs TCP/IP Model — What’s the Difference? If you're learning Networking, CCNA, Cybersecurity, or IT Fundamentals, you must understand these two models — they are the foundation of how data travels across networks. 💡 OSI Model (7 Layers) 1️⃣ Physical 2️⃣ Data Link 3️⃣ Network 4️⃣ Transport 5️⃣ Session 6️⃣ Presentation 7️⃣ Application ✔ Detailed, theoretical model used for learning & troubleshooting 💡 TCP/IP Model (4 Layers) 1️⃣ Network Access 2️⃣ Internet 3️⃣ Transport 4️⃣ Application

🌐 How the OSI Model Works — Explained Visually Ever wondered how data travels from one device to another? This video shows the complete working of all 7 layers of the OSI Model from the Physical Layer to the Application Layer, step by step, with clear visuals. If you're learning Networking, CCNA, Cybersecurity, or Computer Basics, understanding the OSI Model is a MUST. ⚡💻 👍 Like if this helped you understand OSI Layers 💬 Comment “OSI Model” for a full detailed guide 🔁 Share this video with