现代计算机:上半月版
現代計算機:上半月版
현대계산궤:상반월판
Modern Computer
2011年
6期
7-9,24
,共4页
流量整形%区分服务%令牌桶%动态轮询
流量整形%區分服務%令牌桶%動態輪詢
류량정형%구분복무%령패통%동태륜순
Traffic Shaping%Diff-Serv%Token Buckets%Dynamic Round Robin
区分服务和流量整形是保证实时应用和关键应用得到相应QoS的重要技术。提出基于二级令牌分配机制的流量整形结构,逐级设计令牌分配的具体算法。该算法使区分服务网络中优先级较高的数据流获得更多的出口带宽资源,同时根据输出需求动态调整同优先级数据流的带宽资源,兼顾优先和公平,提高企业网络出口有限带宽的使用效益。
區分服務和流量整形是保證實時應用和關鍵應用得到相應QoS的重要技術。提齣基于二級令牌分配機製的流量整形結構,逐級設計令牌分配的具體算法。該算法使區分服務網絡中優先級較高的數據流穫得更多的齣口帶寬資源,同時根據輸齣需求動態調整同優先級數據流的帶寬資源,兼顧優先和公平,提高企業網絡齣口有限帶寬的使用效益。
구분복무화류량정형시보증실시응용화관건응용득도상응QoS적중요기술。제출기우이급령패분배궤제적류량정형결구,축급설계령패분배적구체산법。해산법사구분복무망락중우선급교고적수거류획득경다적출구대관자원,동시근거수출수구동태조정동우선급수거류적대관자원,겸고우선화공평,제고기업망락출구유한대관적사용효익。
Differentiated services and traffic shaping are important techniques to guarantee QoS for realtime applications and key applications.Proposes an architecture for traffic shaping based on hierarchical token allocation mechanism,designs token allocation algorithms hierarchically.The algorithms make data flows which have higher priority to get more bandwidth resources in Diff-Serv network,they also dynamic adjust bandwidth resources among data flows with same priority according to the output demands,and achieves both priority and fairness,improves the bandwidth utilization rate for the enterprise network's outlet.