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. 07, 2023

Filed:

Mar. 03, 2021
Applicant:

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

Inventors:

Gaurav Jindal, Pune, IN;

Neeraj Mantri, Pune, IN;

Rasik Jesadiya, Pune, IN;

Rajesh Sahu, Pune, IN;

Dibakar Swain, Pune, IN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/74 (2022.01); H04L 12/66 (2006.01); G06F 9/455 (2018.01); H04L 9/40 (2022.01); H04L 61/2503 (2022.01);
U.S. Cl.
CPC ...
H04L 45/74 (2013.01); G06F 9/45558 (2013.01); H04L 12/66 (2013.01); H04L 61/2503 (2013.01); H04L 63/029 (2013.01); G06F 2009/45595 (2013.01);
Abstract

A method for direct communication between a source endpoint executing in a first datacenter and a destination endpoint executing in a second datacenter. The method receives, at a gateway of the second datacenter, a packet sent by the source endpoint, the packet having a header that includes a source IP address corresponding to a public IP address of the first datacenter, a destination IP address corresponding to a public IP address of the second datacenter, and source and destination port numbers. The method performs a DNAT process on the packet to replace at least the destination IP address in the header with a private IP address of the destination endpoint. The DNAT process identifies the private IP address by mapping the source and destination port numbers to the private IP address of the destination endpoint. The method then transmits the packet to the destination endpoint in the second datacenter.


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