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:
Jul. 07, 2020
Filed:
Oct. 25, 2018
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Reinaldo Penno, San Ramon, CA (US);
Carlos M. Pignataro, Raleigh, NC (US);
Paul Quinn, Wellesley, MA (US);
Hung The Chau, Highland, CA (US);
Chui-Tin Yen, San Jose, CA (US);
Vivek Kansal, San Jose, CA (US);
Jianxin Wang, Saratoga, CA (US);
Kent K. Leung, Palo Alto, CA (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/801 (2013.01); H04L 12/715 (2013.01); H04L 12/703 (2013.01); H04L 12/911 (2013.01); H04L 12/851 (2013.01);
U.S. Cl.
CPC ...
H04L 45/36 (2013.01); H04L 45/26 (2013.01); H04L 45/28 (2013.01); H04L 45/64 (2013.01); H04L 45/70 (2013.01); H04L 47/10 (2013.01); H04L 47/726 (2013.01); H04L 47/2441 (2013.01); H04L 2212/00 (2013.01);
Abstract
Embodiments are directed to receiving an original packet at a service function; determining, for a reverse packet, a reverse service path identifier for a previous hop on a service function chain; determining, for the reverse packet, a service index for the reverse service path identifier; and transmitting the reverse packet to the previous hop on the service function chain.