计算机科学 ›› 2014, Vol. 41 ›› Issue (1): 196-201.
伍文,孟相如,康巧燕,杨婷
WU Wen,MENG Xiang-ru,KANG Qiao-yan and YANG Ting
摘要: 针对弹性路由层重路由技术在不同应用需求下的适用性问题及本身存在的路径次优问题,提出了一种面向弹性路由层的网络拓扑评价方法以及原拓扑结构优化方法。在介绍弹性路由层相关理论背景的基础上,给出了其规范的矩阵表述方式,提出了3个从不同角度反映生成的弹性路由层性能的评估指标,为了对原拓扑结构进行优化设计,提出了评判弹性路由层生成潜力的原全拓扑评估指标,基于此给出了面向弹性路由层生成的原拓扑结构优化方法。仿真结果表明,评估指标可以客观地评判出弹性路由层在不同情况下的适用程度,而优化的原拓扑结构能够以较少的资源满足应用需求,且很大程度上克服了路径次优问题。
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