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:
Jun. 17, 2025

Filed:

Aug. 30, 2021
Applicant:

Vmware Llc, Palo Alto, CA (US);

Inventors:

Shoby Cherian, Dublin, CA (US);

Raghavendra Subbarao Narahari Venkata, Santa Clara, CA (US);

Tanuja Ingale, Campbell, CA (US);

Assignee:

VMWare LLC, Palo Alto, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); G06F 9/455 (2018.01); H04L 45/745 (2022.01); H04L 49/354 (2022.01); H04L 69/22 (2022.01); H04L 49/90 (2022.01); H04L 61/103 (2022.01); H04L 101/622 (2022.01);
U.S. Cl.
CPC ...
H04L 12/4633 (2013.01); G06F 9/45558 (2013.01); H04L 45/745 (2013.01); H04L 49/354 (2013.01); H04L 69/22 (2013.01); G06F 2009/45595 (2013.01); H04L 2012/4629 (2013.01); H04L 49/9068 (2013.01); H04L 61/103 (2013.01); H04L 2101/622 (2022.05);
Abstract

A method for offloading packet encapsulation for an overlay network is provided. The method, at a virtualization software of a host, sends a mapping table of the overlay network to a physical network interface controller (NIC) associated with the host. The mapping table maps the identification of each of a set of virtual machine (VM) of a tenant on the host to an identification of a tunnel on the overlay network. The method, at the virtualization software, receives a packet from a VM of the tenant. The method sends the packet to the physical NIC. The method, at the physical NIC, encapsulates the packet for transmission over the overlay network by using the mapping table. The method of claim also tags the packet by the virtualization software as a packet that requires encapsulation for transmission in the overlay network prior to sending the packet to the physical NIC.


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