非对称式数字用户线路(Asymmetrical Digital Subscriber Line,ADSL)是不同种类数字用户线路(Digital Subscriber Line,DSL)的一种,该种技术能够支持广泛的高带宽应用服务,如高速Internet访问,Telecommuting电视会议,虚拟私有网络以及流格式多媒体应用。ADSL速度比Modem上网要快100倍。虚拟拨号入网费用明显降低。随着医院内部局域网的普及,可经局域网共享一个账号上网,既可降低费用又便于集中管理,有着十分广阔的应用前景。本文重要介绍ADSL技 Asymmetrical Digital Subscriber Line (ADSL) is a type of Digital Subscriber Line (DSL), a type of technology that can support a wide range of high-bandwidth application services, such as high-speed Internet access, Telecommuting TV Meetings, virtual private networks, and streaming format multimedia applications. ADSL speed is 100 times faster than Modem. The virtual dial-up network fees have been significantly reduced. With the popularity of the local area network within the hospital, an account can be accessed via the local area network, which can reduce costs and facilitate centralized management. It has a very broad application prospect. This article mainly introduces ADSL technology