3.11. Summary
In this chapter, you learned the basics of the Transmission Control Protocol/Internet Protocol (TCP/IP) suite. First of all, you learned how TCP/IP works and about the various parts that make up TCP/IP. Then you learned about the Transport Control Protocol, the first part of TCP/ IP, and how it is used to transport data within TCP/IP. Following that, you learned how the Network layer protocol IP is used.
In addition to these two protocols, you learned of the various application protocols (like SMTP, FTP, and HTTP) and how they work. Relating very closely to that was the idea of ports and sockets for each protocol and how each port is mapped to a specific protocol or is specified for each.
One concept that gives many people trouble ...
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