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SWITCH DEVICE, NETWORK SYSTEM, AND SWITCH DEVICE CONTROL METHOD

  • US 20150256458A1
  • Filed: 02/09/2015
  • Published: 09/10/2015
  • Est. Priority Date: 03/05/2014
  • Status: Active Grant
First Claim
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1. A switch device including a plurality of ports, the switch device comprising:

  • a determination circuit configured to determine whether a received frame is either a first communication or a second communication;

    a first relay circuit configured to decide a transmission port to which the frame of the first communication is output, among the plurality of ports, on the basis of content of a first relay table when the determination circuit determines that the received frame is the first communication;

    a processor configured to decide a transmission port corresponding to a destination address of the received frame among the plurality of ports, and to generate a second relay table including information for identifying the transmission port corresponding to the destination address of the received frame; and

    a second relay circuit configured to decide a transmission port to which the frame of the second communication is output, on the basis of content of the second relay table, or to decide, as the transmission port to which the frame of the second communication is output, a transmission port corresponding to the destination address of the received frame among the plurality of ports on the basis of the content of the second relay table, when the port that has received the frame of the second communication is an end port or a downstream port in a case where the received frame is the second communication.

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