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IPTV是一种新型的电信业务,其实传统网络与数字媒体的结合。目前I,PTV业务的发展受到网络承载技术的限制,如何利用现有网络开展此项业务,一直是运营商关注的焦点。本文从IPTV业务的特点出发,结合网络技术发展的最新成果,设计几款适用于不同网络环境的IPTV网络承载方案。
IPTV is a new type of telecommunications service, in fact, a combination of traditional networks and digital media. At present, the development of PTV services is limited by the network bearer technology. How to utilize the existing network to carry out this service has always been the focus of operators. Based on the characteristics of IPTV services and the latest achievements in network technology development, this paper designs several IPTV network bearer schemes applicable to different network environments.