【摘要】 路由技术是网络支持多媒业务的关键技术之一，文章在总结网络路由技术的主要内容的基础上，对网络路白算法特别是基于ＱＯＳ的多点广播路由算法进行了深入的探讨，列举目前国外最新网络路由算法的特点，讨论了网络路由算法的发展趋势。更多还原

【Abstract】 Routing technology is one of key requirements for network multimedia applications. With the summary of main contents of many routing technologies,the paper presents the routing algoritlhms,especially discusses QOS-based multicast algorithms deeply. By describing latest international routing algorithms and their characteristics,the paper gives its trend.更多还原