The papers in this book present various viewpoints on the design and - plementation of techniques for QoS engineering for Internet services.They were selected from more than 70 submissions to the 1st International workshop on Quality of future Internet services (QofIS) organized by COST Action 263. The main focus of the papers is on the creation, con?guration and deployment of end-to-end services over a QoS assured Internet using the IntServ (Integrated Services) and Di?Serv (Di?erentiated Services) models. The main technical p- gramme was completed by two keynote talks: IETF Chair Fred Baker...

This work constitutes the refereed proceedings of the Third International COST264 Workshop on Networked Group Communication, NGC 2001, held in London, UK, in November 2001. The 14 revised full papers presented were carefully reviewed and selected from 40 submissions. All current issues in the area are addressed. The papers are organized in topical sections on application-level aspects, group management, performance topics, security and topology.