This tutorial explains how STP manages switching loops through a packet tracer example. It explains the following topics.
What is the Spanning-Tree Protocol?
What causes switching loops?
What is the packet tracer?
Building practice lab
How to use the ping command to send broadcast traffic on Packet Tracer?
Testing broadcast frame
Creating a switching loop
Disabling the switching loop
Viewing the loop's effect
Enabling STP
The Show spanning-Tree command