| 摘要 |
<p>The purpose of the present invention is to enable appropriate management of the relationship between a VLAN ID and a port, in each switch device, without being subject to manual configuration or centralized management from a control device. A switch device is provided with: a plurality of ports; a VLAN configuration and management unit that holds entries in which VLAN information is associated with each port of the plurality of ports, and if the VLAN configuration and management unit does not hold an entry corresponding to a combination of VLAN information included in a packet received from each port and the reception port for the packet, either adds an entry corresponding to the received packet or updates an entry; and a function unit that sends notice of the details of the adding or the details of the update for the entry to a predetermined control device.</p> |
