(CDN has entered the fields of online media, online games, online video, online music, online community, e-commerce, e-government, 3G mobile Internet, online education, online finance and other fields. The reason why CDN acceleration services can be so popular Welcome, because the use of CDN technology can manage 70?o 95?f the content traffic of a comprehensive website page, reduce the pressure on the server, and improve the function and scalability of the website.)