OSI Model & TCP/IP Model Explained in 10 Minutes | Easy Networking Tutorial

OSI Model Explained Simply + TCP/IP Model | Networking Basics Welcome to Skill Staircase! In this video, we break down one of the most important foundational topics in networking and cybersecurity — the OSI Model and the TCP/IP Model. You’ll learn: ✔️ What each OSI layer does (Layer 1–7) ✔️ Real-world examples for each layer ✔️ How the TCP/IP model compares ✔️ Why these models matter for cybersecurity, firewalls, and packet flow ✔️ A simple way to remember all the layers Whether you’re new to networking or brushing up on fundamentals for certifications or interviews, this video will help you understand these models clearly and quickly. 📚 Topics Covered: OSI Layer 7: Application OSI Layer 6: Presentation OSI Layer 5: Session OSI Layer 4: Transport (TCP/UDP) OSI Layer 3: Network (IP routing) OSI Layer 2: Data Link (MAC, switching) OSI Layer 1: Physical TCP/IP 4-layer model explained OSI vs TCP/IP comparison 💡 Next video: TCP/IP basics and how packets move across a network 🔔 Subscribe for more simple, step-by-step cybersecurity and networking tutorials!