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.
Patent No.:
Date of Patent:
Mar. 31, 2009
Filed:
May. 10, 2006
Dileep Sivasankaran, Fremont, CA (US);
Frank S. Madren, Los Gatos, CA (US);
Rajeev Garg, Fremont, CA (US);
Dileep Sivasankaran, Fremont, CA (US);
Frank S. Madren, Los Gatos, CA (US);
Rajeev Garg, Fremont, CA (US);
Garrettcom, Inc., Fremont, CA (US);
Abstract
One embodiment pertains to a switching device which is configured to provide multicast traffic management in a layer 2 network without layer 3 devices A specific embodiment relates to a method of implementing IGMP multicasting in a layer 2 network. IGMP packets are snooped by multiple switches in the layer 2 network. IGMP query messages are generated by each of the multiple switches. IGMP join report messages are forwarded by each of the multiple switches to all ports on which a querier is present. Other embodiments are also disclosed.