This deliverable D.JRA.6.1.1 presents a review of the state-of-the-art with regards to Quality of Service from the user's perspective and quality feedback, which is the topic of the corresponding work package WP.JRA.6.1 as part of the Joint Research Activity "Socio-Economic Aspects of Next Generation Internet" of the Network of Excellence "Euro-NGI". The document contains a survey of Quality of Service-related standards and discusses the current status regarding Quality of Servce in the Internet. The central role of the user is highlighted, and methods how to relate user perception to technical parameters on application and network level are discussed. Furthermore, currently existing quality feedback and management facilities in Internet are reviewed. Complementary work of the involved partners within these fields is presented, showing the broad range of compentence of the partners within the scope of JRA.6.1. Finally, relevant research issues are identified, providing a promising basis for future joint research.

Denna deliverable presenterar nuläget gällande användareupplevt tjänstekvalitet och kvalitetsåterkoppling, som är titeln på arbetspaketet JRA.6.1 inom Network of Excellence Euro-NGI. Dokumentet innehåller ett överblick kring relaterade standards och status, diskuterar användarens roll och presenterar metoder för att koppla avändareupplevelse till tekniska parametrar. Vidare presenterar dokumentet utvalda bidrag av partners inom detta arbetspaket samt relevanta forskningsfrågor. Tjänstekvalitet, användareupplevelse, kvalitetsåterkoppling