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:
Jan. 03, 2012

Filed:

Apr. 14, 2009
Applicants:

James A. Kunz, Plymouth, MN (US);

Ian G. Colloff, Ascot, GB;

William J. Gustafson, Apply Valley, MN (US);

Inventors:

James A. Kunz, Plymouth, MN (US);

Ian G. Colloff, Ascot, GB;

William J. Gustafson, Apply Valley, MN (US);

Assignee:

QLOGIC, Corporation, Aliso Viejo, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

Method and system for network communication between a first port and second port using plurality virtual lanes provided. The method includes: (a) configuring a threshold value for each of the plurality of virtual lanes; wherein the threshold value defines an amount of data that has to be moved from a receive segment of the second port, before a flow control packet is sent by the second port to the first port; (b) setting a timer value for each of the plurality of virtual lanes; wherein a flow control packet is sent by the second port after the timer expires; (c) monitoring the amount of data removed from the receive segment of the second port; and (c) sending a flow control packet if the amount of data exceeds the threshold value or if the timer set in step (b) has expired.


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