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:
Sep. 03, 2019

Filed:

Apr. 30, 2018
Applicant:

Extreme Networks, Inc., San Jose, CA (US);

Inventors:

Srikanth Keesara, Tewksbury, MA (US);

Gautam Khera, Sugarland, TX (US);

Assignee:

EXTREME NETWORKS, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); H04L 12/761 (2013.01); H04L 12/741 (2013.01); H04L 12/721 (2013.01);
U.S. Cl.
CPC ...
H04L 12/4633 (2013.01); H04L 12/462 (2013.01); H04L 45/16 (2013.01); H04L 45/74 (2013.01); H04L 45/66 (2013.01);
Abstract

Systems and methods are presented herewith for automatically assigning a Multicast Backbone Media Access Control ('BMAC') address to a switch (or a similar network device) newly-added to a network. Media Access Control ('MAC') addresses (unicast addresses) that are assigned by default to the switch may be used in a process to generate a multicast BMAC address and assign the multicast BMAC address to the switch, thereby, automatically enabling communications with other network devices over the SPB network. The process involves modifying a bit of a selected unicast address to transform the address into a multicast address. The system may use the modified MAC address as the multicast BMAC address.


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