So far, you have studied lower-layer services and application protocols that enable basic connectivity between nodes. Above these are the services that provide useful functions to users, such as web browsing, file/print sharing, and databases. The services that form part of the TCP/IP protocol suite are mostly client-server protocols and applications. Client-server applications are based around a centralized server that stores information and waits for requests from clients. You need a good understanding of how these protocols are used so that you can support them on your networks.
As you study this lesson, answer the following questions:
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