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:
Aug. 01, 2017

Filed:

Apr. 05, 2012
Applicants:

Rahul G. Patel, Nashua, NH (US);

Dana Blair, Alpharetta, GA (US);

Inventors:

Rahul G. Patel, Nashua, NH (US);

Dana Blair, Alpharetta, GA (US);

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 12/26 (2006.01); H04L 12/56 (2006.01); H04L 12/803 (2013.01); H04L 12/721 (2013.01); G01V 1/28 (2006.01); H04L 29/06 (2006.01); H04L 12/701 (2013.01); H04L 12/715 (2013.01); H04L 12/751 (2013.01); H04L 12/729 (2013.01);
U.S. Cl.
CPC ...
H04L 47/122 (2013.01); G01V 1/28 (2013.01); H04L 12/24 (2013.01); H04L 29/06027 (2013.01); H04L 41/0213 (2013.01); H04L 41/0866 (2013.01); H04L 45/00 (2013.01); H04L 45/02 (2013.01); H04L 45/04 (2013.01); H04L 45/70 (2013.01); H04L 47/125 (2013.01); H04L 45/12 (2013.01); H04L 45/123 (2013.01); H04L 45/125 (2013.01);
Abstract

In one embodiment, a link utilization threshold is assigned to a first link. Link utilization of the first link and of one or more second links is monitored. The first link is considered to be out-of-policy (OOP) in the event that the link utilization of the first link surpasses the link utilization threshold. In response to the first link being considered OOP, action is taken. An excess utilization of the first link is determined. One or more prefixes currently routed over the first link whose collective per prefix utilization exceeds the excess utilization are determined. Provided that the collective per prefix utilization of the one or more prefixes currently routed over the first link, if added to the link utilization of the one or more second links, would not cause the one or more second links to be considered OOP, the one or more prefixes are redirected over them.


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