网络发展至今,出现了计算机、通信、广播网络三足鼎立的局面,不同的网络都有自身的优势,同时也有其不足。通信网络技术的发展方便了人与人之间的沟通,但却无法解决人们对各类信息获取的需求,因特网技术解决了这一问题。因特网的发展和繁荣方便了信息的共享和交流,而广播网络能快速将信息传递到每一个角落,大力加快信息普及的速度。进入21世纪,宽带网络让人们看到了多媒体应用的曙光。为了将这三种网络的优势进行互补,人们在寻求一种统一网络技术,在这种条件下,三网融合直到最终的合一已成为不可逆转的大趋势。中兴通讯紧跟多媒体视讯发展的潮流,提出了集通信(Communication)网、广播(BroadCast)网 Network development so far, there has been a computer, telecommunications, broadcasting network three pillars of the situation, different networks have their own advantages, but also has its shortcomings. The development of communication network technology has facilitated the communication between people, but it can not solve the people’s demand for all kinds of information acquisition. Internet technology solves this problem. The development and prosperity of the Internet facilitate the sharing and exchange of information, and the broadcasting network can quickly deliver information to every corner and speed up the popularization of information. Into the 21st century, broadband networks allow people to see the dawn of multimedia applications. In order to complement the advantages of these three networks, people are seeking a unified network technology. Under such conditions, the convergence of the three networks until the eventual unification has become an irreversible trend. ZTE follows up the trend of multimedia video development and proposes a set of communication network, BroadCast network