TAILIEUCHUNG - Networking: A Beginner’s Guide Fifth Edition- P8

Networking: A Beginner’s Guide Fifth Edition- P8:I have run into many people over the years who have gained good even impressive working knowledge of PCs, operating systems, applications, and common problems and solutions. Many of these people are wizards with desktop computers. | Chapter 3 Understanding Networking 17 18 Networking A Beginner s Guide There are a lot of aspects to networking and this tends to make the subject seem more complex than it really is. This chapter discusses some basic and key networking concepts. If you re new to networking getting a good understanding of the subjects in this chapter will enable you to build a mental framework into which you can fit more detailed knowledge as it is presented in the remainder of this book. In addition the rest of this book assumes you re comfortable with all the concepts presented in this chapter. Knowing Network Relationship Types The term network relationships refers to how one computer makes use of another computer s resources over the network. Two fundamental types of network relationships exist peer-to-peer and client server. These two types of network relationships define the logical structure of a network. To understand them better you might compare them to different business management philosophies. A peer-to-peer network is much like a company with a decentralized management philosophy where decisions are made locally and resources are managed according to the most immediate needs. A client server network is more like a company that uses centralized management where decisions are made in a central location by a relatively small group of people. Circumstances exist where both peer-to-peer and client server relationships are appropriate and many networks incorporate aspects of both types. Both peer-to-peer and client server networks require certain network layers. Both types require a physical network connection between the computers use of the same network protocols and so forth. In these respects the two types of network relationships are the same. The difference comes in whether you spread the shared network resources around to all the computers on the network or use centralized network servers. NOTE The mechanics of how a network actually functions are broken down into .

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