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Chapter 2. Networking Basics > What's a Network?

What's a Network?

What's a network? Put simply, networks transport data from one computer to another. When you try to wrap your head around the concept of networks, it can help to think of them in terms of everyday transportation systems, like highways or railroads.

For instance, consider a railroad. It's made up of stations and freight yards connected by tracks. On the tracks, freight trains carry cargo containers; each container is labeled with a description of the container's eventual destination.


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