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:
Jun. 26, 2012
Filed:
Mar. 31, 2004
Albert H. Mitchell, Jr., San Jose, CA (US);
Pritesh N. Patel, Fremont, CA (US);
April Chou, Sunnyvale, CA (US);
Mauricio Arregoces, Palos Verdes, CA (US);
Christopher Spain, San Jose, CA (US);
Albert H. Mitchell, Jr., San Jose, CA (US);
Pritesh N. Patel, Fremont, CA (US);
April Chou, Sunnyvale, CA (US);
Mauricio Arregoces, Palos Verdes, CA (US);
Christopher Spain, San Jose, CA (US);
Cisco Technology, Inc., San Jose, CA (US);
Abstract
A method and system for fast link failover is disclosed. According to one embodiment, a method is provided in which a failure of a first link between a network element and an upstream portion of a communications network is detected, and a second link or group of links between the network element and a downstream portion of the communications network is responsively disabled to maintain a communications channel between the downstream and upstream portions of the communications network.