Chapter 4
Describe TCP and UDP
This chapter ensures that you are ready for questions related to these topics in the Network Fundamentals section of the CCNA 200-301 exam blueprint from Cisco Systems. Remember that this is just a portion of the Network Fundamentals section. The other chapters in Part I, “Network Fundamentals,” also provide information pertinent to the Network Fundamentals section.
This chapter covers the following essential terms and components:
▸ The Open Systems Interconnection (OSI) model
▸ The Transmission Control Protocol/Internet Protocol (TCP/IP) model
▸ Transmission ...
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