Free CCNA | Ethernet LAN Switching (Part 1) | Day 5 | CCNA 200-301 Complete Course

Free CCNA 200-301 flashcards/Packet Tracer labs for the course: 📖 My CCNA Book: 📚Boson ExSim: ← the BEST practice exams for CCNA 💻Boson NetSim: ← 100 detailed guided labs for CCNA 💯ExSim NetSim: ← get BOTH for a discount! 🥇CCNA Gold Bootcamp: #jm1 ← the course I used to get my CCNA (top rated course on the Internet) Get the course ad-free with bonus quizzes and more on JITL Academy: How to use the flashcards: In this video, day 5 of my free CCAN complete course, you will learn about Ethernet LAN switching, focusing on Layer 2 of the OSI model. In this FREE and COMPLETE CCNA 200-301 course you will find lecture videos covering all topics in Cisco official exam topics list, end-of-video quizzes to test your knowledge, flashcards to review, and practice labs to get hands-on experience. SUPPORT MY CHANNEL The best way to support my channel is to like, comment, subscribe, and share my videos to help spread the word! If you can spare to leave a tip, here are some options: PayPal: BAT (Basic Attention Token) tips in the Brave browser () ====================== Patreon: ====================== Cryptocurrency Addresses Bitcoin: bc1qxjpza7nx46e8a2rtz6vkcrvxx9mfjnufdrk0jv Ethereum: 0x08B4325b1B99B05d850A3bfCd4A6620D770cfB64 ====================== 0:00 Introduction 0:59 OSI Model - Physical Layer review 1:54 OSI Model - Data Link Layer review 3:04 Local Area Networks (LANs) 4:46 OSI Model PDUs review 5:48 Ethernet Frame 7:23 Ethernet Frame - Preamble & SFD 8:36 Ethernet Frame - Destination & Source 9:31 Ethernet Frame - Type/Length 11:47 Ethernet Frame - FCS 13:52 MAC Addresses 15:24 Decimal number system 17:26 Hexadecimal number system 19:44 MAC Addresses continued 21:00 Unicast frames 21:40 MAC Address Table / Dynamic MAC Addresses 22:58 Unknown Unicast / Flooding 25:22 Known Unicast / Forwarding 26:22 MAC Learning & Frame Flooding/Forwarding review 31:36 Quiz 1 32:51 Quiz 2 33:42 Quiz 3 34:43 Quiz 4 36:15 Quiz 5 #cisco #CCNA