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引言目前,我国广电基础干线网络、各省级公司网络以及各区域干线网络已基本建成并投入运营,广电大网络的格局已经形成,从而为国家高速宽带信息网打造了理想的物理基础平台。随着国家“三网融合”战略、工信部和国家广电总局提出的NGB建设计划的出台,加快下一代广播电视网NGB建设,大力推进“三网融合”已经成为广电网络运营商当下的主要任务。摆脱
I. INTRODUCTION At present, the basic network of radio and television in our country, the provincial company network and the regional trunk network have been basically completed and put into operation. The pattern of big network of radio and television has been formed, which has created an ideal physical foundation platform for the national high-speed broadband information network. With the national strategy of “triple play”, the NGB construction plan put forward by the Ministry of Industry and Information Technology and the State Administration of Radio, Film and Television, to speed up the construction of next-generation radio and television network NGB, vigorously promote the “triple play” has now become a radio and television network operators now The main task. get rid of