【摘要】 应用层组播是群组通信技术中的一个研究热点,针对未来数字化战场对多媒体信息传输的要求,设计并实现了一个基于代理的多源应用层组播系统PMALMS。该系统利用了基于代理的服务模式和P2P的网络技术,同时采用了经过优化的共享组播树构建和数据分发算法,有效地提高了多源应用层组播系统的性能和效率。更多还原

【Abstract】 ALM (Application Level Multicast) is an active research area in group communication technology,in this paper,a Proxy-based Multisource Application Level Multicast System which is called PMALMS is designed and implemented for the requirement of multimedia information Communications for the Digitized Battlefield in the future.It adopts a proxy-based service model and the network technologies of P2P,at the same time PMALMS adopts a optimized shared multicast tree construction algorithm and a optimized date distribute algorithm,so the performance and efficiency of the Multisource Application Layer Multicast is improved greatly.更多还原