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:
Apr. 20, 2004

Filed:

Oct. 25, 2002
Applicant:
Inventors:

David J. Garcia, Los Gatos, CA (US);

Richard O. Larson, Cupertino, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/228 ; H04L 1/256 ; H04L 1/266 ; G06F 1/5167 ; H04J 3/00 ;
U.S. Cl.
CPC ...
H04L 1/228 ; H04L 1/256 ; H04L 1/266 ; G06F 1/5167 ; H04J 3/00 ;
Abstract

A system and method for facilitating both in-order and out-of-order packet reception in a SAN includes requestor and responder nodes that maintain local copies of a message sequence number. Each request packet includes an ordering field specifying whether the packets must be received in-order. The request node includes a copy of the local sequence number in each packet transmitted and increments its local copy of the sequence number only for packets that must be received in order. The responder node includes the received message sequence number in all response packets and increments its local copy of the message sequence number only if the ordering field specifies that the packets must be received in order.


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