This text aims to help the reader understand all aspects of videoconferencing. It includes: an overview of the history and technology; a section on security for Internet-based videoconferencing as well as expanded coverage of standards.

1: Part One Videoconferencing:Terms, Conceptas And Applications; 1: An Introduction to Videoconferencing; 2: Videoconferencing Applications; 3: Case Studies; 4: The Business Case; 2: Technologies and Standards For Video Communications; 5: The History and Technology of Analog Video; 6: Coding and Compression; 7: Standards For Videoconferencing; 8: Standards For Audiographic Conferencing; 9: Standards For Conferencing Over IP Networks; 10: Circuit-Switched Networks; 11: Packet-Switched Networks; 3: Evaluating & Buying Video Communication Systems; 12: Group Systems; 13: Implementing Group-Oriented Systems; 14: Personal Conferencing; 15: Evaluating & Buying A Personal Conferencing System; 16: Information Security & Video Communications; 4: The Future; 17: The Future of Video Communications