Appendix D. Chapter quiz answers

This appendix lists the answers to the chapter quiz questions in appendix C and gives explanations for each answer. The explanations are brief (one or two sentences); for more thorough explanations of the concepts, refer back to the relevant chapter.

Chapter 1: Cisco Discovery Protocol and Link Layer Discovery Protocol

  1. A Cisco switch and a Juniper switch use a Layer-2 discovery protocol to share information about each other. Which protocol are they likely using?

  B: LLDP

Link Layer Discovery Protocol (LLDP) is a vendor-neutral Layer-2 discovery protocol used by various networking devices, including those from Cisco, Juniper, and most other vendors. Cisco Discovery Protocol (CDP), on the other hand, is ...

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