计算机科学 ›› 2018, Vol. 45 ›› Issue (1): 211-215.doi: 10.11896/j.issn.1002-137X.2018.01.037
覃匡宇,黄传河,刘柯威,史姣丽,陈希
QIN Kuang-yu, HUANG Chuan-he, LIU Ke-wei, SHI Jiao-li and CHEN Xi
摘要： 传统的网络使用基于最短路径的单一路径路由,无法有效地利用网络的全部带宽。软件定义网络(Software Defined Networking,SDN)采用中心化的控制平面能方便地实现对路由的精确控制。针对SDN网络下的多路径路由问题,提出了基于多路广播树的路由存储结构及相应的多路径选择算法。该算法根据各路径的可用带宽和时延进行概率分配,优先选择可用带宽大和时延小的路径。实验结果表明,该算法能快速地进行路由,并有效地减小传输时延和增大吞吐率。
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