Understanding Data Communications: From Fundamentals to Networking
This expanded and completely updated edition, of the popular text reflects the major changes to communications technology since 1990. New coverage includes discussions of ATM and Frame Relay, Ethernet and Token-Ring Networks, and expanded treatment of satellite communications. There is also new material on the ATM LAN versus WAN evolution as well as new sections on LAN networking and Internetworking. Emphasis is given throughout to reflect the emergence of the Internet with timely information on TCP/IP, NetWare, and LAN applications.
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Telegraph and Telephone Operations
Fundamental Data Transmission Concepts
Terminals Workstations and WAN and LAN Network
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acoustic couplers analog area network ASCII AT&T bandwidth binary bisynchronous block bridge bytes cable capability channel character circuit communications carriers communications program compression CompuServe connected connector control unit cost data communications data compression data link data rate data stream data transmission dialing display distance encoding equipment error detection Ethernet facilities fiber field file transfer flow frame relay frequency full-duplex functions half-duplex header IEEE illustrated in Figure interchange circuits interface inverse multiplexer ISDN ITU-T kbps layer leased line mainframe computer Mbps method modulation multiplexer multiport modem Network Node operating rate optical packet network parity permits personal computer port protocol PSTN receive data resulting ring router routing sequence signal standard station switched synchronous Table technique telephone company terminal device transmission medium transmit data Tymnet vendors wire workstation