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随着21世纪信息技术的飞速发展,人们需要越来越多的数据支撑每天的工作、学习和娱乐,人们对于网络、计算服务、存储、应用交付和网络安全的需求日益增加,传统网络架构虽然越来越成熟,但同时引入了过多的纷繁复杂的网络技术,SDN应运而生。
With the rapid development of information technology in the 21st century, people need more and more data to support daily work, study and entertainment. The demand for network, computing service, storage, application delivery and network security is increasing. The traditional network architecture More mature, but at the same time introduced too many complicated network technology, SDN came into being.