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:
May. 14, 2019

Filed:

Jun. 30, 2016
Applicant:

Juniper Networks, Inc., Sunnyvale, CA (US);

Inventors:

Raveendra Torvi, Nashua, NH (US);

Harish Sitaraman, Cupertino, CA (US);

Vishnu Pavan Beeram, Ashburn, VA (US);

Shraddha Hegde, Bangalore, IN;

Chandrasekar Ramachandran, Bangalore, IN;

Sudharsana Venkataraman, Bangalore, IN;

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/803 (2013.01); H04L 12/24 (2006.01); H04L 12/26 (2006.01); H04L 12/723 (2013.01); H04L 12/801 (2013.01); H04L 12/911 (2013.01);
U.S. Cl.
CPC ...
H04L 47/125 (2013.01); H04L 41/0896 (2013.01); H04L 43/0882 (2013.01); H04L 43/0894 (2013.01); H04L 43/16 (2013.01); H04L 45/50 (2013.01); H04L 47/11 (2013.01); H04L 47/822 (2013.01);
Abstract

In general, techniques described are for bandwidth sharing between resource reservation protocol label switched paths (LSPs) and non-resource reservation protocol LSPs. For example, in networks where resource reservation protocol LSPs and non-resource reservation protocol LSPs co-exist within the same domain, resource reservation protocol LSPs and non-resource reservation protocol LSPs may share link bandwidth. However, when non-resource reservation protocol LSPs are provisioned, resource reservation protocol path computation elements computing resource reservation protocol paths may not account for non-resource reservation protocol LSP bandwidth utilization. The techniques described herein provide a mechanism for automatically updating traffic engineering database (TED) information about resource reservation protocol LSPs in a way that accounts for non-resource reservation protocol LSP traffic flow statistics, such as bandwidth utilization. Path computation elements may thus rely on an accurate TED for LSP path computation.


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