Includes index.

Contents: Data communications, data networking and the internet -- Protocol architecture, TCP/IP, and internet-based application -- Data transmission --Transmission media -- Signal encoding techniques -- Digital data communication techniques -- Data link control protocols --Multiplexing --Spread spectrum -- Circuit switching and packet switching -- Asynchronous transfer mode -- Routing in switched networks -- Congestion control in data networks -- Cellular wireless networks -- Local area network overview -- High-speed LANs -- Wireless LANs --Internetwork protocols -- Internetwork operation --Transport protocols -- Network security --Internet application-electronic mail and network management -- Internet application-internet directory service and world wide web --Internet application-multimedia -- Appendixes.