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. 17, 2018

Filed:

Sep. 26, 2017
Applicant:

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

Inventors:

William Bittles, Hampshire, GB;

Simon Davitt, Romsey, GB;

Christopher Leonard, Hursley, GB;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/751 (2013.01); H04L 12/755 (2013.01); H04L 12/707 (2013.01);
U.S. Cl.
CPC ...
H04L 45/72 (2013.01); H04L 45/021 (2013.01); H04L 45/08 (2013.01); H04L 45/22 (2013.01);
Abstract

A method of routing messages includes receiving a request message from an originating device to be forwarded to one of a plurality of target devices, the request message having a first network address as a source address identifying the originating device. The first network address of the request message is dynamically mapped to a second network address of a selected target device, and the first and second network addresses are stored in association with each other as address mapping information. The method also includes forwarding the selected target device using the second network address. The routing device receives from the target device an error message in relation to the request message, and identifies the originating device which originated the request message using the address mapping information and the second network address of the target device which issued the error message.


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