Understanding Data Communications
From Fundamentals to Networking
Third Edition


Gilbert Held, 4-Degree Consulting, Macon, Georgia, USA


0471 62745 3 October 2000 Hardback 874pp



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Now in its third edition, Understanding Data Communications provides a comprehensive introduction to the field of data communications for both students and professionals. Assuming no prior knowledge of the field it presents an overview of the role of communications, their importance, and the fundamental concepts using the ISO's 7-layer approach to present the various aspects of networking.
  • Covers the evolving high speed network access via digital subscriber line and cable modems and wireless communication
  • Examines the role of regulatory and standardisation bodies, the operation of the Internet and the use of a variety of electronic applications.
  • Presents concepts and theory, and relates practical experiences in a manner useful for persons involved or planning to work with data communications within an organisation
  • Includes a series of comprehensive questions covering the important concepts from each section
  • Describes the digital network used by communications carriers and the methods used to obtain access to the digital highway.
  • Discusses frequency division multiplexing which forms the foundation for the operation of several types of high speed digital subscriber lines

Contents:

  • Communications in a Modern Society
  • Basic Telegraph and Telephone Operations
  • Basic Circuit Parameters: Measurement Units and Media Overview
  • Fundamental Data Transmission Concepts
  • Terminals, Workstations and WAN and LAN Networking Overview
  • Representative Standards Organisations: the OSI Reference Model
  • The Physical Layer: Cables, Connectors, Plugs and Jacks
  • Basic Transmission Devices: Line Drivers, Modems and Service Units
  • Regulators and Carriers
  • Transmission Errors: Causes, Measurements and Correction Methods
  • The WAN Data Link Layer
  • Increasing WAN Line Utilisation
  • Local Area Networks
  • Basic LAN Internetworking
  • Digital Transmission Systems and Equipment
  • Network Architecture
  • Packet Networks
  • Communications Software
  • Fiber-Optic, Satellite and Wireless Terrestrial Communications
  • Evolving Technologies
  • Index

Copyright © 2000 John Wiley & Sons Ltd