Chapter 12. Multilayer Switching

<feature><title>This chapter covers the following topics that you need to master for the CCNP BCMSN exam:</title>
  • InterVLAN Routing—. This section discusses how you can use a routing function with a switch to forward packets between VLANs.

  • Multilayer Switching with CEF—. This section discusses Cisco Express Forwarding (CEF) and how it is implemented on Catalyst switches. CEF forwards or routes packets in hardware at a high throughput.

  • Troubleshooting Multilayer Switching—. This section provides a brief summary of the commands that can verify the configuration and operation of InterVLAN routing, CEF, and fallback bridging.


Chapter 3, “Switch Operation,” presents a functional overview of how multilayer switching ...

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