8.6K views · 49 reactions | How do Optic Ribbon Fibers and Amazing Routing Working | ROAD LIFE | Facebook

🌐What Is the OSI Model? — The Blueprint of How Networks Communicate learn Networking, Cybersecurity, or Cloud… 💡 OSI Model = 7 Layers, One Mission: Here’s the OSI Model in simple terms: 1️⃣ Physical – Cables, signals, hardware 2️⃣ Data Link – MAC, frames, switches 3️⃣ Network – IP, routing, packets 4️⃣ Transport – TCP/UDP, reliability 5️⃣ Session – Connection management 6️⃣ Presentation – Data formatting & encryption 7️⃣ Application – Apps like HTTP, DNS, FTP 👉 Follow @guinettechnologies for