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:
Dec. 10, 2019

Filed:

Nov. 08, 2017
Applicant:

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

Inventors:

Louie A. Dickens, Tucson, AZ (US);

Roger G. Hathorn, Tucson, AZ (US);

Richard Hutzler, Tucson, AZ (US);

William M. Smith, Jr., Rochester, MN (US);

Michael E. Starling, Bonsall, CA (US);

Daniel J. Winarski, Tucson, AZ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/851 (2013.01); H04L 12/801 (2013.01);
U.S. Cl.
CPC ...
H04L 47/24 (2013.01); H04L 47/2441 (2013.01); H04L 47/12 (2013.01);
Abstract

For handling data being communicated over lossless Ethernet that is sensitive to delays, a processor designates data being transmitted over an Ethernet connection as one of low latency data and standard data. The processor further indicates that a Fibre Channel over Ethernet (FCoE) device supports transmission of the low latency data using a type length value (TLV) of a data center bridging capability exchange protocol (DCBX) as of Aug. 10, 2010. The processor transmits the low latency data and indicating that the low latency data being transmitted is low latency data. The processor detects one or more delays in the transmission of the low latency data. The processor issues a flow control command to pause a port from sending frames to the Ethernet for a given amount of time in response to detecting the one or more delays.


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