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.:

US 9661112 B1

PDF
Full Text
Expired
Date of Patent:
May. 23, 2017

Filed:

Feb. 21, 2008
Applicants:

Tienwei Chao, San Jose, CA (US);

Vijoy Pandey, San Jose, CA (US);

Wang Yao, Santa Clara, CA (US);

Inventors:

Tienwei Chao, San Jose, CA (US);

Vijoy Pandey, San Jose, CA (US);

Wang Yao, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 29/14 (2006.01); H04L 12/24 (2006.01); H04L 12/947 (2013.01); H04L 12/939 (2013.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 69/40 (2013.01); H04L 41/0213 (2013.01); H04L 49/25 (2013.01); H04L 49/557 (2013.01); H04L 67/1002 (2013.01); H04L 67/1008 (2013.01); H04L 67/1027 (2013.01);
Abstract

An improved system and method for network switching that provides the ability to automatically and seamlessly migrate policies for network hosts under certain conditions to local or remote switch ports. The improved switch automatically migrates switch policies for virtual and physical hosts from a source port to a destination port when hosts have been physically moved or replaced. For elements that have failed, the improved switch also migrates host network policies for both physical hosts and virtual machines when the old host network policy will maintain serviceability of the element when applied to the new port.


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