Therefore, exploring an effective detection and trace back method has important theoretical significance and practical value in network trace, network forensics and fighting against network crime.

因此,探索出行之有效的网络异常检测与溯源方法,对网络追踪、网络取证、打击网络犯罪,具有重要的理论意义和现实意义。

Firstly, the method of Mahajan etc is improved in IP trace back and differentiating good and bad packages.

首先从IP回溯和有效区分合法与非法包两个方面改进Mahajan等所提出的方法。

In this paper a novel technique-register/three-state-gate trace back method is presented,which combines the advantages of both RE and TB and overcomes their disadvantages. Its very suitable for VLSI implementation.

本文提出了一种幸存路径存储管理的新方法─寄存器／三态门回索法，结合了以上两种传统方法的优点，克服了它们的不足，极适合于Viterbi译码器的VLSI实现。