计算机科学 ›› 2017, Vol. 44 ›› Issue (3): 118-122.doi: 10.11896/j.issn.1002-137X.2017.03.026
李兵奎,庄雷,马丁,胡颖,王国卿,景晨凯
LI Bing-kui, ZHUANG Lei, MA Ding, HU Ying, WANG Guo-qing and JING Chen-kai
摘要: 软件定义网络(SDN)是一种新型的网络架构,其路径是根据全局网络拓扑计算得到的。然而,当前SDN网络中依然存在负载不均衡和不能满足网络流量QoS要求的问题。为此,根据SDN控制器掌握全局网络信息的特点,结合网络感知功能和基于流量的业务划分,利用K最短路径算法,提出一种基于业务划分的路由选择机制。实验结果表明,该机制能够为不同业务类型的数据流选择一条最能满足其QoS要求的路径,并使整个网络达到负载均衡,进而提高了底层网络资源的利用率。
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