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随机公平队列对UDP洪流的抑制效果分析

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Indexed by:期刊论文

Date of Publication:2009-09-15

Journal:计算机科学

Included Journals:PKU、ISTIC、CSCD

Volume:36

Issue:9

Page Number:67-69

ISSN No.:1002-137X

Key Words:UDP洪流;队列调度;DDOS;SFQ;攻击抑制

Abstract:随机公平队列(Stochastic Fairness Queueing,SFQ)是一种典型的公平队列调度算法.UDP洪流是实施DDOS攻击的一种主要攻击手段.研究了SFQ调度和网络中广泛应用的先到先服务(First Come First Server,FCFS)队列调度策略对UDP洪流攻击的抑制效果.基于多协议网络模拟平台NS2的仿真结果表明,FCFS调度难以对UDP洪流攻击产生有效的抑制作用,而SFQ调度却能在一定程度上抑制该攻击.

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