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:
Feb. 02, 2021

Filed:

Mar. 31, 2016
Applicant:

Nec Laboratories Europe Gmbh, Heidelberg, DE;

Inventors:

Roberto Bifulco, Heidelberg, DE;

Anton Matsiuk, Hamburg, DE;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/935 (2013.01); H04L 12/931 (2013.01); H04L 12/721 (2013.01); H04L 12/715 (2013.01); H04L 12/741 (2013.01);
U.S. Cl.
CPC ...
H04L 49/3009 (2013.01); H04L 45/38 (2013.01); H04L 45/64 (2013.01); H04L 49/355 (2013.01); H04L 49/70 (2013.01); H04L 45/745 (2013.01);
Abstract

A stateful network packet processing system includes first and second stateful stages and a distribution mechanism. The first stateful stage includes a first state table and a first FSM table. The second stateful stage includes a second state table and a second FSM table. The distribution mechanism defines when a flow should be processed by either the first stateful stage or the second stateful stage or by a combination of the first stateful stage and the second stateful stage. At least one of the first or second FSM tables is extended with states and transitions that support the distribution mechanism.


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