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:
Nov. 27, 2018

Filed:

Jun. 18, 2015
Applicant:

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

Inventors:

Prashanth Venugopal, San Francisco, CA (US);

Sarat Babu Kamisetty, Fremont, CA (US);

Siva Gaggara, Sunnyvale, CA (US);

Nikhil Gopinath Shetty, Milpitas, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 12/4633 (2013.01); H04L 67/00 (2013.01); H04L 67/141 (2013.01); H04L 67/16 (2013.01);
Abstract

A first network device receives a first data packet from a registry device. The first data packet includes a destination of a first host coupled to the first network device and reachability information for a second host coupled to a second network device. The first network device stores the reachability information for the second host, which indicates that the second host is coupled to the second network device. The first network device transmits the first data packet without the reachability information to the first host. Using the reachability information for the second host, a tunnel is created from the first network device to the second network device.


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