This book constitutes the refereed proceedings of the IFIP-TC6/European Union International Conference, NETWORKING 2000, held in Paris, France, in May 2000. The 82 revised full papers presented were selected from a total of 209 submissions. The book presents the state of the art in networking research and development. Among the topics covered are wireless networks, optical networks, switching architectures, residential access networks, signaling, voice and video modeling, congestion control, call admission control, QoS, TCP/IP over ATM, interworking of IP and ATM, Internet protocols, differential services, routing, multicasting, real-time traffic management, resource management and allocation, and performance modeling.