TCP/IP Model vs OSI Model (FREE CCNA 200-301 Course 2025)

It's really important that you learn the TCP/IP model for the CCNA exam. You need to understand the protocols that we use in modern networks today like TCP, UDP, IPv4, IPv6, SSH, HTTPS, Ethernet and more. // CCNA Complete Practical Course // Expect regular updates - the full course will be uploaded on my Tech Channel here: https://www.youtube.com/playlist?list=PLw6kwOJVj3MbMZ8B72ZgUryj8OSETC0ds // David's SOCIAL // Discord: https://discord.com/invite/usKSyzb X: https://www.twitter.com/davidbombal Instagram: https://www.instagram.com/davidbombal LinkedIn: https://www.linkedin.com/in/davidbombal Facebook: https://www.facebook.com/davidbombal.co TikTok: http://tiktok.com/@davidbombal YouTube: https://www.youtube.com/@davidbombal // MY STUFF // https://www.amazon.com/shop/davidbombal // SPONSORS // Interested in sponsoring my videos? Reach out to my team here: [email protected] // MENU // 0:00 – Welcome & Overview 0:29 – Understanding the OSI Model 1:34 – What Are Standard Interfaces? 3:23 – RFCs (Requests for Comments) Explained 5:07 – Visualising the OSI Model 5:57 – TCP/IP vs OSI: Key Differences 9:22 – What You *Really* Need to Know for the Exam 9:50 – Devices & Protocols by Layer 11:47 – Breaking Down What Each OSI Layer Does 17:40 – Which Devices Operate at Each Layer? 20:25 – Deep Dive: Layer 3 (Network Layer) 21:13 – Live Phone Demo: MAC vs IP Addresses 24:52 – Transport Layer: End-to-End Communication 26:50 – How Applications Use the OSI Model 29:35 – Final Thoughts & Recap ccna tcp ip model osi model tcp ip ipv4 ipv6 udp tcp ethernet serial ppp hdlc http https telnet ssh tcp ip model osi mac mac address web www ip address windows windows 11 subnet network cisco switch switch router hub packet tracer ccna v1.1 ccna 200-301 200-301 cisco free ccna course free ccna training new ccna cisco ccna ccna course ccna certification ccna training packet tracer ccna full course new ccna ccna exam ccna study ccna 200-301 full course cisco training ccna 200-301 course ccna 2024 ccna 2025 network engineer free lab ccna course for beginners ccna security free cisco ccna fundamentals ccna full course 2024 ccna full course 2025 ccna tutorial ccna networking Please note that links listed may be affiliate links and provide me with a small percentage/kickback should you use them to purchase any of the items listed or recommended. Thank you for supporting me and this channel! Disclaimer: This video is for educational purposes only. #free #ccna #cisco