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:
Mar. 03, 2015
Filed:
Dec. 14, 2012
Applicant:
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Inventors:
Masaaki Fujii, Kawasaki, JP;
Hiroaki Yamamoto, Itoshima, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/703 (2013.01); H04L 12/723 (2013.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04L 45/507 (2013.01);
Abstract
A restart method that performs restart in a label transfer network, the restart method includes: selecting, by a restart node, one or more adjacent nodes based on a processing capacity of the restart node, setting a selected adjacent node as a restart group and notifying the selected adjacent node of restart; restoring, based on a label value of a path notified by the selected adjacent node, an entry corresponding to the path using a label table that associates the path with the label; and repeating a notification of restart and a restoration of an entry to restore the label table.