This paper describes IP multicast technology in detail, and then explains and analyzes the main problems and solutions regarding its application in satellite network. Common satellite multicast network topologies are also described.

• 文章详细介绍IP组播技术,对其在卫星网络应用中存在的主要问题、解决方法及常用的卫星组播网络拓扑结构进行阐述和分析。