Spanning tree (STP, RSTP, MSTP)

Why loops are catastrophic, how STP elects a root and blocks ports, and how RSTP/MSTP improved on the original.

1. 1.Spanning Tree (STP) — preventing the loop apocalypse

   12 min · Take the quiz

2. 2.RSTP and MSTP — STP done properly

   8 min · Take the quiz