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文章介绍拨号VPNs的市场状况及其最佳应用和其技术的发展前景。文章的核U是应用VPN服务时,服务提供商应考虑什么,如何帮助用户选择VPN厂商。本刊将连续刊出以飨读者。
The article describes the market conditions of dial-up VPNs and their best applications and the prospects for their technology. Article core U is the application of VPN services, service providers should consider what, how to help users choose VPN vendors. The magazine will be published in a row to readers.