【摘要】 针对Overcast系统的延迟性能较差和节点树的平衡性问题,对其带宽优先算法延迟性能进行改进并对其节点结构树予以平衡.仿真实验表明,该算法相比于原来的节点选择算法,性能得到了明显的改善.更多还原

【Abstract】 The Overcast working process and principles of Cisco based on the PeerCast model were expounded,and the node selection strategy of Overcast system was analyzed,the delay performance of bandwidth priority algorithm was improved and node structure tree was also balanced.The simulation results showed that the performance of this new algorithm was better than the original node selection algorithm.更多还原