Chapter6
TCP/IP Basics
“If it’s sent by ship then it’s a cargo, if it’s sent by road then it’s a shipment.”
—Dave Allen
In this chapter, you will learn how to
■ Describe how the TCP/IP protocol suite works
■ Explain CIDR and subnetting
■ Describe the functions of static and dynamic IP addresses
The mythical MHTechEd network (remember that from Chapter 1?) provided an overview of how networks work. The foundation of every physical network is hardware: wires, network interface cards, and other stand-alone network devices that move data from one computer to another. This hardware corresponds to OSI Layers 1 and 2—the Physical and Data Link layers ...
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