CHAPTER
3
TCP/IP Protocol Suite
In this chapter, you will
• Learn about the layers of the TCP/IP model
• Understanding transport layer protocols
• Working with Internet layer protocols
The most popular protocol suite in use today is Transmission Control Protocol/Internet Protocol (TCP/IP). The Internet and most company intranets currently use TCP/IP because of its popularity, flexibility, compatibility, and capability to perform in both small and large network implementations. TCP/IP can connect a diverse range of hosts, from mainframes to handheld computers. The CCT and CCNA certification exams test your knowledge of TCP/IP quite heavily. Although TCP/IP is the most commonly used protocol, it is not the easiest to configure—or even ...
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