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对于网络管理员来说,理解网络流量的特性,了解用户的网络行为是网络管理的重要内容,这可以通过网络流量采集与分析来实现。本文介绍了几种流量采集技术以及各自的优缺点,并重点介绍了网络管理中的NetFlow技术的应用。
For network administrators, understanding the characteristics of network traffic and understanding the user’s network behavior is an important part of network management. This can be achieved through network traffic collection and analysis. This article describes several traffic acquisition techniques and their advantages and disadvantages, and focuses on the NetFlow technology in network management applications.