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:
Jul. 14, 2015

Filed:

Aug. 09, 2011
Applicants:

John R. Hughes, Seattle, WA (US);

Eric Hammerle, Seattle, WA (US);

Inventors:

John R. Hughes, Seattle, WA (US);

Eric Hammerle, Seattle, WA (US);

Assignee:

F5 Networks, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 67/2842 (2013.01);
Abstract

A system and method for optimizing use of idle server connections comprises receiving, at a first network traffic management device of a cluster, a request from a client device to access a server. The first network traffic management device reserve an idle flow connection from an idle connection pool previously established between at least a second network traffic management device and the server. A flow cookie is retrieved from the second network traffic management device. The flow cookie comprises routing information associated with the retrieved idle flow connection, whereby the flow cookie is modified to represent the connection between the server and the first network traffic management device. The updated flow cookie is incorporated into the received request and forwarded to the server, wherein a server response contains the updated flow cookie such that the response is received by the first network traffic management device.


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