A radio base transceiver station (101, 102, 200) operable in a network that is not under control of a mobile communications operator, the radio base transceiver station (101, 102, 200) comprising: a mobile communications operator identifying section that identifies whether or not a mobile communications operator that is a communication target of the radio base transceiver station (101, 102, 200) is an authorized mobile communications operator that complies with a given agreement; a VPN (Virtual Private Network) setting section that sets up a VPN between the radio base transceiver station (101, 102, 200) and a network of the authorized mobile communications operator identified by the mobile communications operator identifying section; an installation location recognizing section that recognizes an installation location of the radio base transceiver station (101, 102, 200); a surrounding environment recognizing section that recognizes a surrounding environment of the radio base transceiver station (101, 102, 200); a recognition result notifying section that notifies the installation location recognized by the installation location recognizing section and the surrounding environment recognized by the surrounding environment recognizing section via the VPN set up by the VPN setting section to the network of the identified authorized mobile communications operator; and a connection setting section that receives, via the VPN, configuration data that is an aggregation of parameters necessary for connecting the radio base transceiver station (101, 102, 200) to the network of the identified authorized mobile communications operator connects the radio base transceiver station (101, 102, 200) to the network of the identified authorized mobile communications operator and sets up an operation parameter based upon the received configuration data in accordance with the installation location and the surrounding environment notified by the recognition result notifying section via the VPN to the network of the identified authorized mobile communications operator. a mobile communications operator identifying section that identifies whether or not a mobile communications operator that is a communication target of the radio base transceiver station (101, 102, 200) is an authorized mobile communications operator that complies with a given agreement; a VPN (Virtual Private Network) setting section that sets up a VPN between the radio base transceiver station (101, 102, 200) and a network of the authorized mobile communications operator identified by the mobile communications operator identifying section; an installation location recognizing section that recognizes an installation location of the radio base transceiver station (101, 102, 200); a surrounding environment recognizing section that recognizes a surrounding environment of the radio base transceiver station (101, 102, 200); a recognition result notifying section that notifies the installation location recognized by the installation location recognizing section and the surrounding environment recognized by the surrounding environment recognizing section via the VPN set up by the VPN setting section to the network of the identified authorized mobile communications operator; and a connection setting section that receives, via the VPN, configuration data that is an aggregation of parameters necessary for connecting the radio base transceiver station (101, 102, 200) to the network of the identified authorized mobile communications operator connects the radio base transceiver station (101, 102, 200) to the network of the identified authorized mobile communications operator and sets up an operation parameter based upon the received configuration data in accordance with the installation location and the surrounding environment notified by the recognition result notifying section via the VPN to the network of the identified authorized mobile communications operator.