Operating a port shared by multiple controllers in a software defined network

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United States of America Patent

PATENT NO 9774526
SERIAL NO

14926228

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Abstract

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An instruction from a controller is received at an application executing using a processor, the controller being a Software Defined Network (SDN) controller operating in an SDN. A determination is made, using the processor, that the instruction applies to an identifier located in a data packet, the data packet passing through a shared port, the shared port being shared by the controller and a concurrently operating second controller in the SDN. A period of effectiveness of the instruction is initialized. A command is sent to a switch to apply a network setting configured by the controller to handle the data packet, where the shared port is located at the switch in the SDN.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aslam, Muhammad Sohaib Ontario, CA 11 34
Salo, Tiia J Cary, US 12 82
Train, Ahron B Ontario, CA 2 9

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