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:
Jul. 25, 2023

Filed:

Jul. 20, 2021
Applicant:

Hewlett Packard Enterprise Development Lp, Houston, TX (US);

Inventors:

Tathagata Nandy, Bangalore, IN;

Chethan Chavadibagilu Radhakrishnabhat, Bangalore, IN;

Subramanian Muthukumar, Bangalore, IN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/18 (2006.01); H04L 45/16 (2022.01); H04L 12/46 (2006.01); H04L 49/00 (2022.01); H04L 45/64 (2022.01);
U.S. Cl.
CPC ...
H04L 12/185 (2013.01); H04L 12/4633 (2013.01); H04L 45/16 (2013.01); H04L 45/64 (2013.01); H04L 49/70 (2013.01);
Abstract

A system for multicast packet management in a first switch in an overlay tunnel fabric is provided. The system can operate the first switch as part of a virtual switch in conjunction with a second switch of the fabric. The virtual switch can operate as a gateway for the fabric. During operation, the system can receive a join request for a multicast group. The system can then determine whether to forward the join request to the second switch based on a type of a first ingress connection of the join request. Upon receiving a data packet for the multicast group, the system can determine how to forward the data packet based on respective types of a second ingress connection and an egress connection of the data packet. The type of a respective connection can indicate whether the connection includes an overlay tunnel.


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