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. 15, 2004
Filed:
Apr. 17, 2000
Applicant:
Inventors:
Jan Medved, Pleasanton, CA (US);
Snehal Karia, Fremont, CA (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04J 1/16 ; H04L 1/242 ;
U.S. Cl.
CPC ...
H04J 1/16 ; H04L 1/242 ;
Abstract
A method and apparatus for switching from a primary network controller to a secondary network controller. A switchover request is received. Messages accepted by the node from the peer nodes are limited. An active link is maintained between the node and peer nodes. Finally, control is transferred from the primary controller to the secondary controller.