Credit based flow control in lossless ethernet networks

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United States of America Patent

PATENT NO 9363189
SERIAL NO

14923014

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Abstract

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In one embodiment, a system includes a hardware processor and logic integrated with and/or executable by the processor or media access control (MAC) functionality of a network port. The logic is configured to negotiate a credit aging duration during initialization of a link between a receiving endpoint and a sending endpoint, the receiving and sending endpoints being connected in a network fabric. The link includes at least one virtual link. The logic is also configured to receive an a Count of available flow credits from the receiving endpoint. The amount of available flow credits are used to determine a capacity to process packets at the receiving endpoint. The exchange of flow credits is performed on a per virtual link basis. Other systems, methods, and computer program products are presented according to more embodiments.

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Patent Owner(s)

Patent OwnerAddress
KYNDRYL INCONE VANDERBILT AVENUE 15TH FLOOR NEW YORK NY 10017

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Banavalikar, Bhalachandra G Cupertino, US 27 750
DeCusatis, Casimer M Poughkeepsie, US 272 3591
Gusat, Mircea Langnau, CH 66 1182
Kamble, Keshav G Fremont, US 144 2848
Recio, Renato J Austin, US 148 5919

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