Based on the demand of IPTV to bearer network, the current main stream IPTV bearer network solutions and related products are analyzed, and the improved strategies of reliability are put forward.

• 摘要从IPTV业务对承载网络的需求出发，分析了当前主流的IPTV承载网解决方案及其相关产品，提出了承载网的可靠性改进策略。