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:
Sep. 19, 2023

Filed:

Jul. 27, 2018
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Thai Franck Le, White Plains, NY (US);

Erich M. Nahum, New York, NY (US);

Vasileios Pappas, New York, NY (US);

Dinesh Verma, Yorktown Heights, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/00 (2022.01); H04L 45/42 (2022.01); H04L 45/74 (2022.01); H04L 69/163 (2022.01); H04L 69/22 (2022.01); H04L 45/24 (2022.01); H04L 49/25 (2022.01);
U.S. Cl.
CPC ...
H04L 45/70 (2013.01); H04L 45/42 (2013.01); H04L 45/742 (2013.01); H04L 69/163 (2013.01); H04L 69/22 (2013.01); H04L 45/24 (2013.01); H04L 49/252 (2013.01);
Abstract

Systems and computer program products for performing retransmission of data packets over a network. A node receives a data packet with a source and a destination address. The data packet is sent along a network path to the destination address, and information associated with the data packet is sent to a controller node that is independent of the network path. A controller receives information associated with a data packet from any forwarder node within a plurality of forwarder nodes each monitoring communications along separate communications paths. An indication of a receipt acknowledgement for the data packet is received from a second forwarder node that is separate from the first forwarder node and the controller node. The receipt acknowledgement is correlated with the data packet and based on the correlating, data associated with retransmission processing of the data packet is deleted.


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