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:
Jan. 12, 2010
Filed:
Aug. 13, 2004
Muthurajah Sivabalan, Kanata, CA;
Sami Boutros, Kanata, CA;
David Ward, Somerset, WI (US);
Syed Kamran Raza, Ottawa, CA;
Robert Thomas, Lexington, MA (US);
Muthurajah Sivabalan, Kanata, CA;
Sami Boutros, Kanata, CA;
David Ward, Somerset, WI (US);
Syed Kamran Raza, Ottawa, CA;
Robert Thomas, Lexington, MA (US);
Cisco Technology, Inc., San Jose, CA (US);
Abstract
LDP label switching may be discontinued gracefully on one or more selected ones of multiple links interconnecting a pair of label switched routers (LSRs) while leaving label switching in operation on the remaining LDP-enabled links. Mechanisms for graceful shutdown of LDP on a selected link are added by way of modification to one or more of: e.g., LDP discovery Hello messages, LDP Label Withdraw/Label Release messages, LDP Notification messages.