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CompTIA Network+ by Mike Meyers

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CHAPTER 9TCP/IP Applications

The CompTIA Network+ certification exam expects you to know how to

• 1.1 Explain the function of common networking protocols

• 1.2 Identify commonly used TCP and UDP default ports

To achieve these goals, you must be able to

• Describe common Transport layer protocols

• Explain the power of port numbers

• Define common TCP/IP applications such as HTTP, HTTPS, Telnet, e-mail (SMTP, POP3, and IMAP4), and FTP

We network to get work done. Okay, sometimes that “work” involves a mad gaming session in which I lay some smack down on my editors, but you know what I mean. Thus far in the book, everything you’ve read about networking involves connecting computers together. This chapter moves further up the OSI seven-layer ...

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