Reviewing Basic Protocols and Ports

The TCP/IP protocol suite consists of a full range of protocols used to connect computers on the Internet and on most internal networks. An SSCP-certified individual is expected to understand the basic function of many of these protocols. The following section lists some common protocols along with their acronyms and a brief explanation of the protocol.

It’s also important to know the logical port numbers for many of the protocols. The “Mapping Well-Known Ports to Protocols” section later in this chapter describes the use of these ports in more detail and provides a table mapping some well-known ports to protocols. However, I’ve also listed the relevant port numbers in the protocol descriptions in case you ...

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