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.
Patent No.:
Date of Patent:
Oct. 07, 2014
Filed:
Apr. 22, 2010
Applicants:
Haithem El-abed, Nozay, FR;
Antony Martin, Nozay, FR;
Inventors:
Haithem El-Abed, Nozay, FR;
Antony Martin, Nozay, FR;
Assignee:
Alcatel Lucent, Boulogne-Billancourt, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 12/755 (2013.01); H04L 12/751 (2013.01);
U.S. Cl.
CPC ...
H04L 45/021 (2013.01); H04L 45/02 (2013.01); H04L 45/025 (2013.01);
Abstract
This invention pertains to a method for protecting a telecommunication network comprising at least one secure router () equipped with a topology map () of that network in order to determine the intermediate routers which constitute an optimal pathway for routing information, said secure router and said intermediate routers generating this topological map by sharing the lists of links (LSA, LSA, LSAn) using a communications protocol, characterized in that the secure router () performs the following steps: