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:
Jan. 12, 2016

Filed:

Jun. 26, 2014
Applicant:

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

Inventors:

Nagendra Kumar Nainar, Morrisville, NC (US);

Carlos M. Pignataro, Raleigh, NC (US);

Nobushige Akiya, Kanata, CA;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/70 (2013.01);
U.S. Cl.
CPC ...
H04L 43/0811 (2013.01); H04L 2012/5625 (2013.01);
Abstract

In one embodiment, a method includes generating a path validation packet at a network device, the path validation packet including a plurality of segment identifiers for use in segment routing and an operations, administration, and management (OAM) segment identifier for use in path validation, transmitting from the network device the path validation packet on a path having a plurality of routers associated with the segment identifiers, one of the routers associated with the OAM segment identifier, and validating the path if a return path validation packet is received. An apparatus is also disclosed herein.


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