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当前、在我国通信、计算机信息产业的领域中,三网合一是最热门的话题之一。从全世界范围来看,这也是现代通信和计算机网络发展的大趋势。所谓三网合一既是指现有的传统电信网络、计算机网络以及广播电视网络将相互融合,逐渐形成一个统一的网络系统,由一个全数字化的网络设施来支持包括数据、话音和视像在内的所有业务的通信。这就是人们所梦寐以求的真正的宽带信息高速公路,它将构成未来21世纪信息社会的数字神经系统,知识经济的桥梁和纽带。有关网络的业界人士认为统一网络正在成为势不可挡的历史大潮。估计到2000年,将有1/4的企业网络升级为统一网络。
At present, in China’s communications, computer information industry in the field, triple play is one of the hottest topics. From a worldwide perspective, this is also the general trend of the development of modern communications and computer networks. The so-called triple play refers to the existing traditional telecommunications networks, computer networks and radio and television networks will be integrated with each other, and gradually form a unified network system, including a fully digital network facilities to support including data, voice and video All business communications. This is the real broadband information superhighway that people are dreaming of. It will form the bridge and link between the digital nervous system and the knowledge economy of the information society in the future in the 21st century. Industry insiders believe the unified network is becoming overwhelming historical tide. It is estimated that by the year 2000, a quarter of the corporate networks will be upgraded to a unified network.