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:
Oct. 03, 2017

Filed:

Jul. 28, 2015
Applicant:

Lenovo Enterprise Solutions (Singapore) Pte. Ltd., New Tech Park, SG;

Inventors:

Nilanjan Mukherjee, San Jose, CA (US);

Claude Basso, Nice, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/741 (2013.01); H04L 12/755 (2013.01); H04L 12/713 (2013.01); H04L 12/947 (2013.01);
U.S. Cl.
CPC ...
H04L 45/745 (2013.01); H04L 45/021 (2013.01); H04L 45/586 (2013.01); H04L 49/25 (2013.01);
Abstract

Apparatuses, methods, program products, and systems for emulating end-host forwarding behavior is disclosed. A data module receives a data packet at an ingress port of a network switch. The data packet includes a source address and a destination address. The network switch includes ports designated as uplink ports and different ports designated as server ports. An update module creates an entry in the forwarding database based on the data packet. The entry for the data packet includes the source address and either an undefined server port and an undefined uplink port in response to the ingress port being an uplink port where an undefined port includes an identifier for a port that does not exist, or the ingress port and one of the one or more uplink ports in response to the ingress port being a server port. A transmission module forwards the packet to a destination address.


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