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KEY BENEFIT : An emphasis on application-layer paradigms and application programming interfaces, encourages a lively, hands-on experience with protocols and networking concepts. KEY TOPICS : Computer Networks and the Internet; Application Layer; Transport Layer; Network Layer; Link Layer and LANs; Wireless and Mobile Networks; Multimedia Networking; Security in Computer Networks; Network Management; New discussions of VPN, IPsec, VLAN and updated technology treatment. MARKET : A useful reference for computer networking professionals.

James Kurose teaches at the University of Massachusetts at Amherst. His research interests include network protocols and architecture, network measurement, sensor networks, multimedia communication, and modeling and performance evaluation. He received his PhD from Columbia University.

Keith Ross is a professor of computer science at Polytechnic University. He has worked in peer-to-peer networking, Internet measurement, video streaming, Web caching, multi-service loss networks, content distribution networks, voice over IP, optimization, queuing theory, optimal control of queues, and Markov decision processes. Professor Ross received his PhD in Computer and Control Engineering from the University of Michigan.