A Survey on Peer-to-Peer Overlay Network Schemes

With the growing popularity of multimedia services such as IPTV, these P2P network overlay schemes are in the limelight and actively under studied as a good alternative or complementary solution for internet multimedia service systems. Therefore, in this paper, the authors review and compare the P2P overlay network schemes that have been introduced and researched recently by categorizing into two groups, i.e., "Structured" and "Unstructured". Peer-To-Peer (P2P) overlay network systems are distributed systems that provide different characteristics than client-server systems.