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.

Date of Patent:
Dec. 08, 2015

Filed:

Feb. 28, 2008
Applicants:

Thomer M. Gil, Brookline, MA (US);

Sanjit Biswas, San Francisco, CA (US);

John Bicket, San Francisco, CA (US);

Inventors:

Thomer M. Gil, Brookline, MA (US);

Sanjit Biswas, San Francisco, CA (US);

John Bicket, San Francisco, CA (US);

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/177 (2006.01); H04L 12/24 (2006.01); H04W 8/00 (2009.01); H04W 8/26 (2009.01); G06F 15/16 (2006.01); H04L 29/12 (2006.01); H04W 48/16 (2009.01); H04W 84/12 (2009.01); H04W 88/08 (2009.01); H04W 88/16 (2009.01);
U.S. Cl.
CPC ...
H04L 41/04 (2013.01); H04L 29/1232 (2013.01); H04L 41/0246 (2013.01); H04L 41/0803 (2013.01); H04L 41/22 (2013.01); H04W 8/005 (2013.01); H04W 8/26 (2013.01); H04L 29/12226 (2013.01); H04L 29/12839 (2013.01); H04L 41/026 (2013.01); H04L 61/2015 (2013.01); H04L 61/2092 (2013.01); H04L 61/6022 (2013.01); H04W 48/16 (2013.01); H04W 84/12 (2013.01); H04W 88/08 (2013.01); H04W 88/16 (2013.01);
Abstract

A managed network receives client device requests for network addresses for communications over the managed network and computes a network address for a client device based on a hardware address of the client device, such as the MAC address of the client device, and returns the network address to the client device along with a predetermined gateway address for communications over the managed network with external networks. The MAC address is hashed to the network address that is assigned such that the client address will always receive the same network address whenever it accesses the managed network.


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