Links MAY Become One-Way. STP Loop Guard Protects You if That Happens.

Fiber optic links between switches can fail in ways that create a unidirectional link: A link that can forward frames in only one direction. In that case, normal Spanning Tree operation may choose an STP topology that creates a forwarding loop. In this video, learn about the underlying cause (the unidirectional link), and how the STP Loop Guard feature can be used to prevent STP from creating the forwarding loop. 📘 Matches CCNA Official Cert Guide: Volume 1 Chapter 10 Section 2E Chapters 00:00 Intro 01:31 Loop Guard STP Basics 06:22 Unidirectional Links and Loop Guard 12:18 Interface Config 15:23 Global Config 16:22 Exam Success Link – Level Up to CCNA V1.1 Without Spending Money Free CCNA V1.1 Study Tools    • Level Up to CCNA Version 1.1 Without Spend...   Link – New Books in 2024 Cisco Makes Minor Updates to the CCNA Blueprint (Version 1.1)    • Cisco Reveals CCNA 200-301 Version 1.1 (Ap...   Major Updates to the CCNA Books    • Minor CCNA Blueprint Update, but Major Boo...   Which Blueprint Should You Pursue? (2024)    • Which CCNA Blueprint Should You Pursue? Ol...   ==================================================================== Product Links Product links below. I make a small affiliate sales commission if you buy something! CCNA Library (Two Book Set): 📚 https://ccna.link/nu-cp-lib-ed2 All CCNA products at Cisco Press: 🖨️ https://ccna.link/nu-cp-allccna All Wendell's products at Cisco Press: 🧔🏼‍♂️ https://ccna.link/nu-cp-allwo Ciscopress.com/NewCerts Page (News, Announcements): 📰 https://ccna.link/nu-cp-newcerts ====================================================================