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:
Mar. 21, 2017

Filed:

Dec. 07, 2015
Applicant:

Nicira, Inc., Palo Alto, CA (US);

Inventors:

Thayumanavan Sridhar, Palo Alto, CA (US);

Margaret Petrus, Palo Alto, CA (US);

Mallik Mahalingam, Cupertino, CA (US);

Assignee:

NICIRA, INC., Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); H04L 12/413 (2006.01); H04L 12/741 (2013.01);
U.S. Cl.
CPC ...
H04L 12/4641 (2013.01); H04L 12/413 (2013.01); H04L 12/4633 (2013.01); H04L 45/74 (2013.01);
Abstract

The disclosure herein describes a virtual extensible local area network (VXLAN) gateway. During operation, the VXLAN gateway receives, from a physical host, an Ethernet packet destined for a virtual machine residing in a remote layer-2 network broadcast domain that is different from a local layer-2 network broadcast domain where the physical host resides. The VXLAN gateway then determines a VXLAN identifier for the received Ethernet packet. The VXLAN gateway further encapsulates the Ethernet packet with the virtual extensible local area network identifier and an Internet Protocol (IP) header, and forwards the encapsulated packet to an IP network, thereby allowing the packet to be transported to the virtual machine via the IP network and allowing the remote layer-2 network broadcast domain and the local layer-2 network broadcast domain to be part of a common layer-2 broadcast domain.


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