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作为推动人类文明进步和经济发展的重要力量,信息通信业已渗入到了社会的各个方面,改变了每个人的生活和工作方式。同时,随着社会的进步和经济的发展,时代对通信业提出了更高的要求。首先,宽带的需求日益迫切。可视电话,视频游戏,视频点播,高清电视等等以视频为主的宽带业务丰富了人们的生活。宽带是满足用户体验的基础保障,宽带业务的快速发展导致人们对宽带的需求急剧增长,网络从接入,汇聚到骨干层面临越来越大的宽带增长压力。
As an important force that promotes the progress and economic development of mankind, the information and communication industry has infiltrated all aspects of society and changed the life and work style of everyone. At the same time, with the progress of society and economic development, the times put forward higher requirements on the communications industry. First of all, the demand for broadband is increasingly urgent. Videophones, video games, video-on-demand, high-definition television, etc. Video-based broadband services enrich people’s lives. Broadband is the basic guarantee to meet the user experience. The rapid development of broadband services has led to a sharp increase in the demand for broadband and the pressure of broadband growth due to the increasing access and convergence of the network to the backbone.