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:
Aug. 17, 2010
Filed:
Feb. 07, 2007
Applicants:
Shinichi Akahane, Hachioji, JP;
Takahisa Miyamoto, Yokohama, JP;
Inventors:
Shinichi Akahane, Hachioji, JP;
Takahisa Miyamoto, Yokohama, JP;
Assignee:
Alaxala Networks Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04J 1/16 (2006.01); G08C 15/00 (2006.01); G06F 11/00 (2006.01); G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A first switch flashes an FDB upon receiving an FDB flash frame and then floods a multicast group join query message (QRY). A terminal sends a group join message (RP) back to the first switch. A second switch, a third switch and the first switch receive RPand perform IGMP/MLD snooping, respectively.