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This paper considers the problem of managing and maintaining the quality in communication networks. The significance of the end-to-end quality control on all network layers is shown. The problem of projection of the quality of experience requirements posed by customers on the plane of quality of service metrics is stated. Multilevel quality relationship model corresponding to the current state-of-the-art...
Video is one of the most popular services in Internet. How to support large scale of streaming media transfer over the Internet has been studied in both academic communities and industry fields. VQM (Video Quality Monitoring) at the end point or in the network is necessary to improve customer's Quality of Experience (QoE). This paper first analyzes the requirements of VQM over the Internet. Then,...
As P2P applications and the amount of users continue to increase rapidly, the problems which the Internet faces, such as network congestion and the difficulty in ensuring Qos etc, become more and more serious. This paper design a model of distributed multi-granularity P2P traffic identifying and controlling in the light of large-scale and high-speed network environment, under the premise that it basically...
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