关键词：对等网络； 视频点播； 流媒体；供应者
efficient mechanism for finding suppliers in p2p on demand streaming systems
qin shaohua, wu mingsheng, wang qiang, sun guigang, xiao gaochao, xiao lili
(school of computer science & information engineering, guangxi normal university, guilin guangxi 541004, china）
abstract:this paper presented an original mechanism for finding suppliers, the server maintained a few specific peers’ information by a structure which was similar to directory. the requester was able to find peers whose playing progression was close to suppliers’ by using this information. then by these peers’ overlapping buffer tables totheir adjacent peers, the requester could locate proper suppliers accurately. the simulation result shows that users in the mechanism require less time in join and recovery operation, and the mechanism keeps the systems message overhead small.
key words:p2p;video on demand;media streaming;supplier......