Ch-1

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 * Chapter 1 Living in a Network-Centric World
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 * How do networks impact our daily lives?
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 *  What is the role of data networking in the human network?
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 * <span style="color: rgb(16, 5, 214)"><span style="font-family: Courier New,monospace"> What are the key components of a data network?
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 * <span style="color: rgb(16, 5, 214)"><span style="font-family: Courier New,monospace"> What are the opportunities and challenges posed by converged networks?
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 * <span style="color: rgb(16, 5, 214)"><span style="font-family: Courier New,monospace"> What are the characteristics of network architectures?
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