互联网的迅速发展与普及，使得网络流量与日俱增。传统的网络计费方式和技术已经无法适应日益增长的网络通信量，需要采用新的技术来实现网络计费。本文研究了一种新型的网络计费技术－Netflow交换技术。本文首先分析了现有的几种网络计费技术所存在的问题，然后介绍了 NetFlow 交换技术，最后提出了使用 NetFlow 交换技术进行网络计费的两种方案，并对这两种方案进行了比较-The rapid development of the Internet and spread, making ever-increasing network traffic. Traditional network accounting methods and techniques have been unable to adapt to the ever-growing network traffic, required the introduction of new technology to achieve network accounting. In this paper, a new type of network accounting technology-Netflow switching technology. This article first analyzes several existing network accounting technology problems, then introduce the NetFlow switching technology, and finally proposed the use of NetFlow switching technology network accounting for the two programs, and these two programs are compared