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Implementing Cisco Networking Solutions by Harpreet Singh

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Purpose of networks

We see so many networks around us. Each network has a specific purpose for which it is built. For example, the primary purpose of the networks that we see in computer labs is to provide access to shared resources, most notably printers and data storage. The networks in the manufacturing plant are meant to carry control signals for the various plant machinery that are connected on the network. The military and defense networks have a totally different purpose.

Since the networks are supposed to deliver different services to the end users, the design of the network will be different, and will be defined by the characteristics of the services to a large extent. Hence, the starting point for planning a network is to define ...

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