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Recent works advocate the possibility of improving energy efficiency of network devices by modulating switching and transmission capacity according to traffic load. However, addressing the trade-off between energy saving and Quality of Service (QoS) under these approaches is not a trivial task, specially because most of the traffic in the Internet of today is carried by TCP, and is hence adaptive...
In the context of Differentiated Service, the Assured Forwarding class recently proposed by the IETF offers the capabilities of distinguishing two or more classes of packets, based on bit marking in packet headers. Originally, packet marking was intended to be performed according to the aggregate user-profile in the DiffServ model. In this paper we show the benefit of an alternative strategy in which...
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