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. 21, 2025

Filed:

Feb. 18, 2022
Applicant:

Ciena Corporation, Hanover, MD (US);

Inventors:

Divya Bhargava, San Jose, CA (US);

Muthurajah Sivabalan, Ottawa, CA;

Arif Aboobacker, San Jose, CA (US);

Assignee:

Ciena Corporation, Hanover, MD (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/02 (2022.01); H04L 45/12 (2022.01);
U.S. Cl.
CPC ...
H04L 45/04 (2013.01); H04L 45/02 (2013.01); H04L 45/123 (2013.01);
Abstract

Systems and methods for enhancing Segment Routing (SR) protocols are provided for enabling the stitching of a remote SR policy to a local SR policy. A method can include obtaining a Segment Routing (SR) policy for routing a packet along a path in a downstream domain, the SR policy including at least a destination field and a color field, the destination field defining an end-point of the path in the downstream domain, the end-point representing a destination node or service instance, the color field defining the path in the downstream domain, and storing the SR policy in the database.


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