基于三网融合的河南联通IPTV建设方案

The IPTV constrction scheme of Henan Unicom based on the network convergence

基于三网融合的背景,提出了河南联通IPTV建设方案:业务平台的架构采用层次化部署方式,分为省中心节点、地方中心节点和边缘节点;从骨干网、城域网和宽带接入网3个网络层面设计承载网络的实现方案;直播业务通过组播方式,点播业务通过单播方式进行业务部署和路由规划;采用IPoE方式进行认证计费.该方案为加速IPTV系统平台的建设提供了技术支持,满足了运营商IPTV业务发展的需要.

Based on the background of network convergence,the construction scheme of He′nan Unicom IPTV was put forward.Hierarchical business platforms consisting of provincial nodes,local nodes and marginal nodes were built.Bearing network from the layers of backbone network,metropolitan-area networks and access network separately were desinged,deploying and routing of broadcasting service was made through multicast and video-on-demand through unicast.IPoE was used for authentication and accounting.This scheme can provide technical support for accelerating IPTV system platforms establishment and meet the needs of operator networks＇ IPTV business development.