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:
Sep. 24, 2019

Filed:

Apr. 24, 2017
Applicant:

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

Inventors:

Eric M. Anderson, Friendswood, TX (US);

Susan A. Hearn, Ontario, CA;

Linwood E. Loving, Mechanicsville, VA (US);

Martin G. Mclaughlin, Glasgow, GB;

Daniel R. Miller, Prospect, CT (US);

John B. Simmons, Westminster, CO (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/741 (2013.01); H04L 12/46 (2006.01);
U.S. Cl.
CPC ...
H04L 45/74 (2013.01); H04L 12/4633 (2013.01);
Abstract

A packet is analyzed at an outbound end of a tunnel from a first data network to determine whether the packet is directed to a first remote target in a first remote data network over a first tunnel or to a second remote target in a second remote data network over a second tunnel. A target address of the packet is present in both the first remote data network and the second remote data network. When the packet is to be directed to the first remote target in the first remote data network, an octet in the target address of the packet is changed from a first value to a second value, the changing forming a modified packet. When the second value is stored in the octet, the modified packet is caused to be sent to the tunnel for delivery to the second data network.


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