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:
Oct. 30, 2018

Filed:

Dec. 20, 2013
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Paolo Rebella, Genoa, IT;

Diego Caviglia, Genoa, IT;

Daniele Ceccarelli, Genoa, IT;

Francesco Fondelli, Genoa, IT;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 12/707 (2013.01); H04L 12/703 (2013.01); H04L 12/911 (2013.01); H04L 12/917 (2013.01); H04L 12/851 (2013.01);
U.S. Cl.
CPC ...
H04L 41/0654 (2013.01); H04L 45/22 (2013.01); H04L 45/28 (2013.01); H04L 47/24 (2013.01); H04L 47/728 (2013.01); H04L 47/76 (2013.01);
Abstract

A method and a network node for managing allocation of network resources in restoration of traffic in a connection oriented network are disclosed. The method comprises restoring a first traffic from a first path on an alternative path if the first path is affected by a first failure and assigning a reserved status to resources of the first path no longer used for carrying the first traffic. If a second path is affected by a second failure the method comprises restoring a second traffic from the second path, wherein the restoration of the second traffic does not use the resources having the reserved status.


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