Computer Networking: A Top-Down Approach (6th Edition) by Keith W. Ross, James F. Kurose

By Keith W. Ross, James F. Kurose

Computer Networking keeps with an early emphasis on application-layer paradigms and alertness programming interfaces (the most sensible layer), encouraging a hands-on event with protocols and networking innovations, ahead of operating down the protocol stack to extra summary layers.

This ebook has develop into the dominant e-book for this path as a result authors’ reputations, the precision of clarification, the standard of the paintings software, and the worth in their personal supplements.

Visit the authors’ weblog for info and assets to debate the latest variation, in addition to invaluable insights, instructing suggestions, and dialogue concerning the box of computing device Networking

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Extra info for Computer Networking: A Top-Down Approach (6th Edition)

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The kid extracts the 156 portion of the address and points to the house. Joe finally reaches his ultimate destination. In the above analogy, the gas station attendants and kids on bicycles are analogous to routers. We just learned that a router uses a packet’s destination address to index a forwarding table and determine the appropriate outbound link. But this statement begs yet another question: How do forwarding tables get set? 3 • THE NETWORK CORE hand in each and every router, or does the Internet use a more automated procedure?

14 All slots labeled “2” are dedicated to a specific sender-receiver pair. With FDM, each circuit continuously gets a fraction of the bandwidth. With TDM, each circuit gets all of the bandwidth periodically during brief intervals of time (that is, during slots) 29 30 CHAPTER 1 • COMPUTER NETWORKS AND THE INTERNET when one person in a telephone call stops talking, the idle network resources (frequency bands or time slots in the links along the connection’s route) cannot be used by other ongoing connections.

2 • THE NETWORK EDGE home in a residential access network. 8 Mbps. Standards in use today include OC-1, OC-3, OC-12, OC-24, OC-48, OC-96, OC-192, OC-768. [Mukherjee 2006, Ramaswamy 2010] provide coverage of various aspects of optical networking. Terrestrial Radio Channels Radio channels carry signals in the electromagnetic spectrum. They are an attractive medium because they require no physical wire to be installed, can penetrate walls, provide connectivity to a mobile user, and can potentially carry a signal for long distances.

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