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. 09, 2024

Filed:

Oct. 11, 2021
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Aloys Christophe Augustin, Paris, FR;

Mohammed Hawari, Montigny-le-bretonneux, FR;

Nathan Roland Maryan Skrzypczak, Paris, FR;

Jérôme Tollet, Paris, FR;

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 61/4511 (2022.01); H04L 61/2592 (2022.01); H04L 12/46 (2006.01); H04L 61/5046 (2022.01); H04L 101/695 (2022.01);
U.S. Cl.
CPC ...
H04L 61/4511 (2022.05); H04L 12/46 (2013.01); H04L 61/2592 (2013.01); H04L 61/5046 (2022.05); H04L 2101/695 (2022.05);
Abstract

An approach to establish connections between clusters having overlapping IP address ranges. A method includes receiving, at a service discovery server, from a first node in a first cluster, a service discovery request including a unique name, determining, at the service discovery server, that the unique name resolves to a destination IP address of a second node in a second cluster, determining that the destination IP address overlaps with an IP address range associated with the first cluster, in response to determining that the destination IP address overlaps with the IP address range belonging to the first cluster, configuring a gateway to expect a network connection request from the first node that includes an IP address of the gateway, and sending a service discovery response to the first node, the service discovery response including the IP address of the gateway, but not the destination IP address.


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