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:
Mar. 20, 2018

Filed:

Aug. 04, 2017
Applicant:

128 Technology, Inc., Burlington, MA (US);

Inventors:

Patrick J. MeLampy, Dunstable, MA (US);

Michael Baj, Somerville, MA (US);

Hadriel S. Kaplan, Nashua, NH (US);

Prashant Kumar, Andover, MA (US);

Robert Penfield, Concord, MA (US);

Patrick Timmons, Newton, MA (US);

Assignee:

128 Technology, Inc., Burlington, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/851 (2013.01); H04L 29/12 (2006.01); H04L 12/741 (2013.01); H04L 12/28 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 47/2483 (2013.01); H04L 45/74 (2013.01); H04L 61/6009 (2013.01); H04L 12/2861 (2013.01); H04L 69/161 (2013.01); H04L 69/22 (2013.01);
Abstract

An intermediate node obtains a lead packet of a plurality of packets in a session having a unique session identifier, modifies the lead packet to identify at least the intermediate node, and then forwards the lead packet toward the destination node though an intermediate node electronic output interface to the IP network. The intermediate node also receives, through an intermediate node electronic input interface in communication with the IP network, a backward message from a next node having a next node identifier. The backward message includes the next node identifier and the session identifier. The intermediate node forms an association between the next node identifier and the session identifier, stores the association in memory to maintain state information for the session, and obtains (e.g., receives) additional packets of the session. Substantially all of the additional packets in the session are forwarded toward the next node using the stored association.


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