Patent ID: 7562149
Filing Date: 2009-07-14
Classification: H04L

Abstract:
1. A method comprising: receiving a peer notification including a new version number at a resource naming service (RNS) server included in a peer-to-peer networking environment comprising peer devices, said peer notification being received from a peer platform included in the peer-to-peer networking environment through the peer-to-peer networking environment, the new version number corresponding to a new revision of a resource available via peer sharing in the peer-to-peer networking environment, where different version numbers of the resource correspond to different revisions of the resource, where the RNS server participates in a hierarchy of other RNS servers that cooperatively respond to resource lookup requests such that the RNS server forwards a resource lookup request to another RNS server if the RNS server is unable to answer with a peer location of the resource lookup request; and updating a record stored at the RNS server based on the peer notification, the updating causing the record to include the new version number corresponding to the new revision of the resource, said updated record being used by the RNS server to service lookup requests for peer resources stored at a plurality of peer resources with network locations within the peer-to-peer networking environment of respective peer devices in the peer-to-peer networking environment.