Patent ID: 6223218
Filing Date: 2001-04-24
Classification: H04L

Abstract:
An automatic VLAN configuration information setting system comprising an automatic VLAN configuration information setting means and one or more switching hubs, wherein:the switching hub includes:a switching hub communication function means which is provided with one or more Ethernet ports to which terminals can be connected;a VLAN alteration request means for generating a VLAN alteration request according to terminal connection information which is supplied from the switching hub communication function means and sending the VLAN alteration request to the automatic VLAN configuration information setting means;a VLAN configuration information storage means for storing VLAN configuration information concerning VLANs in which the switching hub is involved;a VLAN remote update means for receiving a VLAN remote update request which is sent from the automatic VLAN configuration information setting means and updating the VLAN configuration information stored in the VLAN configuration information storage means according to the VLAN remote update request; anda VLAN control means for controlling the switching hub communication function means according to the VLAN configuration information which is stored in the VLAN configuration information storage means,and the automatic VLAN configuration information setting means includes:a VLAN alteration request receiving means for receiving the VLAN alteration request which is sent from the VLAN alteration request means of a switching hub;a database for storing VLAN detailed information of VLANs in which the one or more switching hubs are involved;a database search means for searching the database;a database writing means for executing writing into the database;a VLAN configuration instruction text editing means for editing a VLAN configuration instruction text according to the VLAN alteration request which is supplied from the VLAN alteration request receiving means and results of search for the VLAN detailed information which have been stored in the database using the database search means;a database update means for updating the database by controlling the database writing means according to the VLAN configuration instruction text which is outputted by the VLAN configuration instruction text editing means;a VLAN remote update request editing means for editing a VLAN remote update request which includes information about update of the VLAN configuration information which is stored in the VLAN configuration information storage means of a corresponding switching hub, by referring to the VLAN configuration instruction text which is outputted by the VLAN configuration instruction text editing means; anda VLAN remote update request transmission means for transmitting the VLAN remote update request supplied from the VLAN remote update request editing means into the VLAN remote update means of the corresponding switching hub.