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:
Jun. 26, 2018

Filed:

Mar. 01, 2015
Applicant:

Netronome Systems, Inc., Santa Clara, CA (US);

Inventors:

Gavin J. Stark, Cambridge, GB;

Stuart C. Wray, Cambridge, GB;

Assignee:

Netronome Systems, Inc., Santa Clara, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/741 (2013.01); H04L 12/947 (2013.01);
U.S. Cl.
CPC ...
H04L 45/745 (2013.01); H04L 45/54 (2013.01); H04L 49/25 (2013.01);
Abstract

A Software-Defined Networking (SDN) switch includes external network ports for receiving external network traffic onto the SDN switch, external network ports for transmitting external network traffic out of the SDN switch, a first Network Flow Switch (NFX) integrated circuit that has multiple network ports and that maintains a first flow table, another Network Flow Switch (NFX) integrated circuit that has multiple network ports and that maintains a second flow table, a Network Flow Processor (NFP) circuit that maintains a third flow table, and a controller processor circuit that maintains a fourth flow table. The controller processor circuit is coupled by a serial bus to the NFP circuit but is not directly coupled by any network port to either the NFP circuit nor the first NFX integrated circuit nor the second NFX integrated circuit.


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