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. 29, 2016

Filed:

Sep. 23, 2014
Applicant:

Hangzhou H3c Technologies Co., Ltd., Hangzhou, Zhejiang, CN;

Inventor:

Yubing Song, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/18 (2006.01); H04L 12/66 (2006.01); H04L 12/46 (2006.01); H04L 12/741 (2013.01); H04L 12/753 (2013.01); H04L 12/24 (2006.01); H04L 12/761 (2013.01);
U.S. Cl.
CPC ...
H04L 12/185 (2013.01); H04L 12/18 (2013.01); H04L 12/1886 (2013.01); H04L 12/4633 (2013.01); H04L 12/4641 (2013.01); H04L 12/66 (2013.01); H04L 45/48 (2013.01); H04L 45/74 (2013.01); H04L 41/0668 (2013.01); H04L 45/16 (2013.01);
Abstract

A gateway routing bridge of a data center, obtains nicknames of designated routers (DR) of a multicast group in each virtual local area network (VLAN); calculates distribution trees rooted at each DR; receiving a multicast data packet from a multicast source of the multicast group which inside the data center; and sends the multicast data packet on the distribution tree rooted at the DR which corresponds to a multicast address and a VLAN identifier (VLAN ID) of the multicast data packet.


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