Chapter 3. Data Link Networking Concepts
This chapter covers the following Cisco-specified objectives from the “Describe the operation of data networks” and “Implement a small switched network” sections of the 640-822 ICND1 exam:
<objective>Describe the purpose and functions of various network devices
</objective> <objective>Select the components required to meet a network specification
</objective> <objective>Use the OSI and TCP/IP models and their associated protocols to explain how data flows in a network
</objective> <objective>Interpret network diagrams
</objective> <objective>Explain the technology and media access control method for Ethernet networks
</objective> </feature><feature><title>Outline</title>Get CCENT Exam Prep (Exam 640-822) now with the O’Reilly learning platform.
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