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首页> 外文期刊>Advanced Science Letters >Dynamic Flow-Based Bandwidth Control for Quality-of-Service Provisioning on Ethernet Local Area Networks
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Dynamic Flow-Based Bandwidth Control for Quality-of-Service Provisioning on Ethernet Local Area Networks

机译:基于动态流的带宽控制,用于以太网局域网上的服务质量配置

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摘要

In this paper we propose a dynamic bandwidth control method to efficiently provide quality-of-service (QoS) on Ethernet local area networks (LANs). The proposed method identifies the active flows and controls their incoming traffic by the limited bandwidth dynamically assigned to each. The limited bandwidths are repeatedly recomputed according to variations in traffic size on active flows, a method that discards traffic not solely on special flows but rather on every active flow when the network is congested. As a result, the proposed method can provide QoS efficiently. Moreover, the proposed method overcomes the drawbacks of previous bandwidth control methods, such as QoS provisioning performance being affected by the network topology configuration, and the inability to provide strict fairness when a network is congested. NS2 simulation results show that the proposed method provides more efficient QoS provisioning than previous bandwidth control methods.
机译:在本文中,我们提出了一种动态带宽控制方法,以有效地在以太网局域网(LAN)上提供服务质量(QoS)。所提出的方法识别活动流,并通过动态分配给活动流的有限带宽来控制活动流。有限的带宽会根据活动流上流量大小的变化而重复地重新计算,这种方法不仅在网络拥塞时会丢弃流量,不仅丢弃特殊流量上的流量,还会丢弃每个活动流量上的流量。结果,所提出的方法可以有效地提供QoS。此外,所提出的方法克服了先前带宽控制方法的缺点,例如,QoS供应性能受到网络拓扑配置的影响,并且当网络拥塞时不能提供严格的公平性。 NS2仿真结果表明,与以前的带宽控制方法相比,该方法可提供更有效的QoS配置。

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