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:
Dec. 27, 2011
Filed:
Oct. 19, 2006
Applicants:
Robert W. Klessig, Los Altos Hills, CA (US);
Vijayakumar Raghavendran, Cary, NC (US);
Muralidhara R. Basavaraju, Ottawa, CA;
Inventors:
Robert W. Klessig, Los Altos Hills, CA (US);
Vijayakumar Raghavendran, Cary, NC (US);
Muralidhara R. Basavaraju, Ottawa, CA;
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
In one embodiment, an apparatus includes an access node, and the access node includes ports. The access node is operable to perform downlink switching based upon a unique Provider Virtual Local Area Network tag (S-TAG) and a unique IEEE 802.1Q tag header (C-TAG) that is assigned to each port.