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基于应用层组播思想,对比目前具有代表性的几种应用层组播协议,提出了一个适用于大规模网络环境下应用层组播转发树的构造策略,重点研究了转发树的构造与重构。
Based on the idea of application layer multicast, this paper compares several current application layer multicast protocols, and proposes a construction strategy suitable for application layer multicast forwarding tree in large-scale network environment. Emphatically studies the structure and weight of the forwarding tree Structure.