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. 19, 2016

Filed:

Jan. 28, 2013
Applicant:

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

Inventors:

Victor Moreno, Carlsbad, CA (US);

Dino Farinacci, San Jose, CA (US);

Fabio Maino, Palo Alto, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01); H04L 12/715 (2013.01); H04L 29/12 (2006.01); H04L 12/46 (2006.01); H04L 12/64 (2006.01);
U.S. Cl.
CPC ...
H04L 45/64 (2013.01); H04L 12/4633 (2013.01); H04L 12/4641 (2013.01); H04L 12/6418 (2013.01); H04L 61/103 (2013.01);
Abstract

In one embodiment, a method includes receiving a packet from a first host at a first edge device, the packet comprising a layer 3 address of a second host in communication with a second edge device, using the layer 3 address of the second host to receive a layer 2 address and a location identifier for the second host from a database accessible from a core network, the database comprising a mapping of layer 3 host addresses to layer 2 host addresses and location identifiers, and storing a mapping of the layer 2 address to the location identifier at the first edge device for use in forwarding packets to the second host. The first edge device is in communication with the second edge device in an overlay network defined by the edge devices interconnected by the core network. An apparatus and logic are also disclosed herein.


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