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Authorized Self-Study Guide Building Cisco Multilayer Switched Networks (BCMSN) by Erum Frahim - CCIE No. 7549, Balaji Sivasubramanian, Richard Froom - CCIE No. 5102

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Appendix A. Answers to Review Questions

Chapter 1

1

True. Applying security in the multilayer switched network is crucial to provide a secured environment.

2

True. Security is the most important aspect of building multilayer switched networks today.

3

True. Hardware-switching of frames scales the number of wire-speed ports by implementing features such as distributed CEF.

4

True. The Enterprise Composite Network Model adds modularity to the hierarchical network design.

5

True. The Data Center is evolving as its own functional area of the enterprise network.

6

Answers:

  1. Layer 3. Switching per IP destination occurs at the network layer (Layer 3).

  2. Layer 3. IP precedence is denoted by bits in the IP header to signify priority. Applying QoS based on these IP precedence ...

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