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Free CCNA 200-301 flashcards/Packet Tracer labs for the course: https://jitl.jp/ccna-files 📖 My CCNA Book: Vol 1: https://jitl.jp/book1-yt Vol 2: https://jitl.jp/book2-yt 📚Boson ExSim: https://jitl.jp/ccna-exsim ← the BEST practice exams for CCNA 💻Boson NetSim: https://jitl.jp/ccna-netsim ← 100+ detailed guided labs for CCNA 💯ExSim + NetSim: http://jitl.jp/ccna-kit ← get BOTH for a discount! 🥇CCNA Gold Bootcamp: https://www.flackbox.com/cisco-ccna-course#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 my website: https://courses.jeremysitlab.com In Day 21 (part 3) of this free CCNA 200-301 complete course, you will learn about Root Guard, a feature of the STP (Spanning Tree Protocol) Toolkit. 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's my PayPal: https://paypal.me/jeremysitlabYT 0:00 Introduction 0:40 Things we'll cover 1:19 Root Bridge placement 5:10 Root Guard: the problem 8:20 Root Guard: the solution 12:02 Root Guard: CLI demonstration 14:41 Summary 17:01 Thank you to supporters #cisco #CCNA
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