Patent ID: 6947739

Claim:
A subscriber wireless access system equipped with customer stations which are wirelessly connected to base stations and for accommodating communication terminal devices in the customers stations, said subscribers wireless access system comprising: exchanges for connecting the base stations with a virtual dedicated line network so as to enable customer stations which are wirelessly connected to different base stations to be interconnected via a virtual dedicated line network; wherein each of said exchanges include: a table for correlating identification information assigned to the customer stations with virtual dedicated line network connection information allocated for connecting the customer stations; means for receiving data from a customer station via a subordinate base station, and, with reference to the table, sending the received data through the virtual dedicated line network to another base station; and means for receiving data through the virtual dedicated line network, and, with reference to the table, converting the received data to customer station identification information of a customer station and sending the converted data to a subordinate base station, wherein at least one of said exchanges is provided in each of the base stations; wherein said table of each of said exchanges contains identical virtual dedicated line network connection information for the customer stations connected through the virtual dedicated line network; wherein each customer station is assigned station-specific identification information for identifying the individual customer station and group identification information for identifying the individual customer station as a member of a customer station group, and each customer station group is assigned unique group identification information; wherein each base station has a first table for correlating the virtual dedicated line network connection information with the group identification information of each customer station group and a second table for correlating the station-specific identifier information and the group identification information of each customer station group, and said first and second tables of each of the base stations contain the same group identification information for customer stations belonging to the same customer station group; and wherein said first and second tables of the base stations are management information bases and, by utilizing a simple network management protocol system, the group identification information is written to the management information bases by using information sent from a management unit connected via the virtual dedicated line network.