A method and system utilizing peer-to-peer network entity to provide the network service

The presented method is to provide network service by reciprocity network entity, wherein the network comprises at least a service provider to distribute resource into other entities, a service client to distributed store index or register information into the entity, and a service applicant to distributed store the served information into other entities. Every of the reciprocity network entity belongs to one of combination of former three parts. This invention improves network service stability and reduces the possibility of single-point failure.