樊自甫,朱兴浩,陶君

• 1:重庆邮电大学

摘要(Abstract)：

针对多个软件定义网络域中控制器失效检测时间长、检测点单一及误判率高等问题,提出一种基于问询机制的软件定义网络等级式控制平面失效检测方法。该机制首先在控制器之间按概率分布发送与到达时间间隔相关的心跳信息,再将下一次到达时间间隔与预测时间间隔进行对比,最后通过问询方式决定控制器是否失效。仿真结果表明,相比于传统检测方案,该机制能缩短控制器间的失效检测时间,并能够根据失效概率的大小询问不同数量的控制器,有效降低了多域控制器失效检测的误判概率。

关键词(KeyWords)： 软件定义网络;等级式控制平面;时间到达分布;失效概率;问询机制;失效检测

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 樊自甫,朱兴浩,陶君

DOI: 10.16652/j.issn.1004-373x.2018.05.009

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