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IPv6环境下的网络测量模型

DOI: 10.13190/jbupt.200706.23.019, PP. 23-26

Keywords: IPv6,扩展报文头,时间戳,链路利用率

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Abstract:

设计了IPv6时间戳扩展报文,用于记录报文通过路由器的时间。利用这类报文提出一种IPv6网络测量模型用以获得链路利用率。探测源端主动向网络发送带有时间戳扩展报文的探针,路由器逐跳记录报文通过的当前时间,通过改进型链路利用率统计算法处理,获得链路利用率。同时利用IPv6报文头部的业务流字段,设置专门用于测量的测试级以减少其对网络中已有业务的影响。仿真证明报文设计合理,IPv6链路利用率测量方法可行。

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