The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 18, 2014

Filed:

Dec. 13, 2010
Applicants:

Dimitri Tombroff, Massy, FR;

Thierry Godfroid, L'Etang la Ville, FR;

Inventors:

Dimitri Tombroff, Massy, FR;

Thierry Godfroid, L'Etang la Ville, FR;

Assignee:

Alcatel Lucent, Paris, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); G06F 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for restarting a set of nodes forming a peer-to-peer network. The method includes determining a first node of the set of nodes to be restarted and a subset of nodes known to the first node. Each node in the set of nodes to be restarted, prior to restarting, is configured to select a node and transmitting a message to the known nodes, containing an identifier of the selected node. Upon receiving the message, each known node is configured to back up duplicate sessions by determining sessions duplicated between the known node and the node in the set of nodes to be restarted and duplicating the sessions determined to be duplicate and verifying whether the known node is the next node, based on the message's content, and if the known node is the next node selecting the known node as a next node to be restarted.


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