Chapter
4
Layer 2 Switching and
the Spanning Tree
Protocol (STP)
THE CCNP EXAM OBJECTIVES COVERED IN
THIS CHAPTER INCLUDE THE FOLLOWING:
Layer 2 LAN switching
The three distinct functions of layer 2 switching: address
filtering, forward/filter decision, and loop avoidance
The Spanning Tree Protocol
Configuring the Spanning Tree Protocol
Determining the root bridge
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