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基于RCP的精确速率反馈拥塞控制算法 被引量:1

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摘要 发送端以精确的速率发送数据在拥塞控制中至关重要。本文面向高带宽时延积BDP(Bandwidth-Delay Product)网络提出了一种基于R CP协议的精确速率反馈的拥塞控制算法。在短流较多且流数量变化较大的场景下,RCP协议由于其计算通过路由器的流数量偏差较大,造成反馈速率计算不准确,本算法不需获得通过当前路由器的流数量,就能精确计算出反馈速率,并反馈给发送端。通过在NS2仿真平台上进行了大量仿真实验,结果表明本算法在保持网络稳定性和高网络利用率的同时,拥有较低队列长度和较短平均流完成时间,能提升网络应用的Qo S性能。
出处 《数据通信》 2015年第1期36-39,42,共5页
基金 浙江省自然科学基金(LY12F02013) 浙江省宁波市移动网络应用技术创新团队(2011B81002) 浙江省科技厅公益技术应用研究项目(2014C31059) 宁波大学研究生重点课程建设项目(ZDKC2013003)
关键词 RCP 拥塞控制 TCP NS2
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