Patent ID: 7958195
Filing Date: 2011-06-07
Classification: G06F,H04L

Abstract:
1. A method for transferring data between nodes in a network, said method comprising: receiving, by a hardware processor of a first node, a search request message from a second node, said search request message requesting data; determining, by said first node, that a threshold amount of a time to live field associated with said search request message has expired; sending, by said first node in response to said determining, a response message to said second node, said response message including a referral message identifying at least one third node that is expected to have said data; and updating said referral message to remove said at least one third node when said at least one third node no longer has said data; wherein said updating further comprises: sending, by said first node, a test search message to said at least one third node, to determine whether said at least one third node still has said data.