This chapter covers the fundamental concepts and terminology that relate to networking, and it is the foundation for the remaining topics covered in the manual. The term network describes the way in which PCs or network devices are connected. For example, a data network is one that allows computers to exchange data. Furthermore, an internetwork is a collection of networks that functions as a single entity, whereas internetworking is a concept that relates to the products and technologies that are involved in the design, implementation, and administration of internetworks.
Although CCDA certification has no official prerequisites, a basic understanding of . . .
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