一种网间异常流量诊断处置方案

A solution of diagnosis and dispose of the internetwork abnormal traffic

针对中国移动部分IDC客户违规转租带宽、发展第三方家宽、内容资源调度策略不合理而造成大量回源流量从CMNet骨干网出口疏通的网间异常流量行为,提出一种基于深度报文检测技术(DPI)技术的诊断处置方案。方案已成功应用于移动某省公司的IDC客户异常流量的诊断处置,IDC业务CMNet骨干网出口网间流量下降71.42%、减少经济损失,出口质量显著提高,异常流量行为显著减少、风险得以有效防控。

Part of IDC client take advantage of the bandwidth rent form the China Mobile to develop their own client of home broadband or to sublet the bandwidth improperly. Besides the above behaviors of violation, the unreasonable scheduling policy of content resources is also behavior of internetwork abnormal traffi c, would leads to a large amount of back traffi c from source sites passed through by the entrance of CNMet backbone network. A solution of diagnosis and dispose of the internetwork abnormal traffi c based on the DPI technology is put up in this work. This solution has been utilized by one provincial branches of China Mobile successfully and obvious effect has been achieved with the internetwork abnormal traffi c declined by 71.42%, which decreases the economic losses, improves the quality of the entrance of CMNet backbone network and reduce policy risk.