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:
May. 26, 2015

Filed:

May. 31, 2013
Applicant:

Aventail Llc, San Jose, CA (US);

Inventor:

Rodger D. Erickson, Dunwoody, GA (US);

Assignee:

Aventail LLC, San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); H04L 29/08 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 67/1097 (2013.01); H04L 29/06 (2013.01); H04L 67/2842 (2013.01); H04L 67/10 (2013.01); H04L 67/288 (2013.01); H04L 2029/06054 (2013.01); H04L 67/1034 (2013.01); H04L 67/1002 (2013.01); H04L 69/329 (2013.01);
Abstract

A network arrangement that employs a cache having copies distributed among a plurality of different locations. The cache stores state information for a session with any of the server devices so that it is accessible to at least one other server device. Using this arrangement, when a client device switches from a connection with a first server device to a connection with a second server device, the second server device can retrieve state information from the cache corresponding to the session between the client device and the first server device. The second server device can then use the retrieved state information to accept a session with the client device.


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