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:
Apr. 22, 2014
Filed:
Feb. 17, 2006
Applicants:
Donald B. Grosser, Apex, NC (US);
Daniel V. Wade, Pleasanton, CA (US);
Inventors:
Donald B. Grosser, Apex, NC (US);
Daniel V. Wade, Pleasanton, CA (US);
Assignee:
Extreme Networks, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2011.01); H04L 29/06 (2006.01); H04L 12/00 (2006.01); H04L 12/46 (2006.01);
U.S. Cl.
CPC ...
H04L 45/745 (2013.01); H04L 63/0236 (2013.01); H04L 12/4641 (2013.01);
Abstract
Methods, systems, and computer program products for selective layer 2 port blocking using layer 2 source addresses are disclosed. According to one method, a layer 2 frame is received. An I/O port block list is identified based on a layer 2 source address in the layer 2 frame. A set of ports to which the layer 2 fame should be forwarded is identified. The frame is blocked from being forwarded to ports in the set that are also in the I/O port block list.