Chapter 7

Ethernet Switching

Objectives

Upon completion of this chapter, you will be able to answer the following questions:

  • How are the Ethernet sublayers related to the frame fields?

  • What is an Ethernet MAC address?

  • How does a switch build its MAC address table and forward frames?

  • What are the available switch forwarding methods and port settings on Layer 2 switch ports?

Key Terms

This chapter uses the following key terms. You can find the definitions in the glossary at the end of the book.

contention-based access method page 237

collision fragment page 238

runt frame page 238

jumbo frame page 238

baby giant frame page 238

cyclic redundancy check (CRC) page 239

organizationally unique identifier (OUI) page 242

burned-in address (BIA) ...

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