SERVER CONNECTION APPARATUS AND SERVER CONNECTION METHOD
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United States of America Patent
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Issued Date -
Jul 16, 2015
app pub date -
Jan 14, 2015
filing date -
Jan 15, 2014
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Abstract
A server connection apparatus and method for controlling a connection between a plurality of controller servers and a plurality of network devices. The server connection apparatus includes a network connector configured to connect a plurality of controller servers capable of functioning as OpenFlow protocol-based SDN controllers and a plurality of network devices on a data plane and relay transmission and reception of data between the controller servers and the network devices; and a controller configured to create a list of available controller servers by monitoring an operational state of each controller server, select a particular controller server to be in charge of controlling a network device in response to a received request, and then control connection relationships between the plurality of controller servers and the plurality of network devices based on the selection result.
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