Communication management method, management server, and communication system

A management server comprising:

• a communication unit for communicating with a base station;
• a storage unit for storing, as a first communication terminal, a communication terminal whose connection to the base station is to be permitted;
• a registration management unit for registering, in the storage unit, another communication terminal as a second communication terminal based on a request from the communication terminal registered as the first communication terminal;
• and
• a communication control unit for permitting connection to the base station in a case a communication terminal requests the base station for connection and the communication terminal is registered as the first communication terminal or the second communication terminal.

A communication system comprising:

• a base station;
• and
• a management server including
• a storage unit for storing, as a first communication terminal, a communication terminal whose connection to the base station is to be permitted,
• a registration management unit for registering, in the storage unit, another communication terminal as a second communication terminal based on a request from the communication terminal registered as the first communication terminal, and
• a communication control unit for permitting connection to the base station in a case a communication terminal requests the base station for connection and the communication terminal is registered as the first communication terminal or the second communication terminal.