Contents -- Preface -- I Digital Communication Systems -- Basics of Communication Systems -- Information Theory -- Transmission Media -- Coding of Text, Voice, Image, and Video Signals -- Error Detection and Correction -- Digital Encoding -- Multiplexing -- Multiple Access -- Carrier Modulation -- Issues in Communication System Design -- Public Switched Telephone Network -- Terrestrial Radio Communication Systems -- Satellite Communication Systems -- Optical Fiber Communication Systems -- II Data Communication Protocols and Computer Networking -- Issues in Computer Networking -- ISO/OSI Protocol Architecture -- Local Area Networks -- Wide Area Networks and X. 25 Protocols -- Internetworking -- TCP/IP Protocol Suite -- Internet Protocol (IP) -- Transport Layer Protocols: TCP and UDP -- Distributed Applications -- The Wired Internet -- Network Computing -- Signaling System No. 7 -- Integrated Services Digital Network -- Frame Relay -- Asynchronous Transfer Mode -- III Mobile Computing and Convergence Technologies -- Radio Paging -- Cellular Mobile Communication Systems -- Global Positioning System -- Wireless Internet -- Multimedia Communication over IP Networks -- Computer Telephony Integration and Unified Messaging -- Wireless Personal/Home Area Networks -- Telecommunications Management Network -- Information Security -- Futuristic Technologies and Applications -- A Glossary -- B Acronyms and Abbreviations -- C Solutions to Selected Exercises -- Index.