A method of controlling a communication terminal using a processor of the communication terminal, the method comprising: a first obtaining operation obtaining identification information of plural wireless modules provided in the communication terminal, each of the plural wireless modules communicating according to communication formats different each other; a second obtaining operation obtaining at least one of a transmission channel capacity and a delay time for each of the plural wireless modules based on data transmitted and received between a server and the communication terminal via each of the plural wireless modules referenced by each of the identification information obtained by the first obtaining operation; and a first storing operation storing, in a storage device (24, Fig. 3), the at least one of the transmission channel capacities and the delay time obtained by the second obtaining operation in association with each of the identification information of the plural wireless modules; characterized by: a third obtaining operation obtaining data type information relating to plural types of communication data in a remote conference being communicated between the server and the communication terminal; a second storing operation storing, in the storage device (24, Fig. 5), the data type information in association with the identification information based on the at least one of a transmission channel capacity and a delay time associated with the identification information in the storage device; and a communicating operation communicating with the server using the wireless module referenced by the identification information associated with the data type information based on the data type information and the identification information associated with each other in the storage device. a first obtaining operation obtaining identification information of plural wireless modules provided in the communication terminal, each of the plural wireless modules communicating according to communication formats different each other; a second obtaining operation obtaining at least one of a transmission channel capacity and a delay time for each of the plural wireless modules based on data transmitted and received between a server and the communication terminal via each of the plural wireless modules referenced by each of the identification information obtained by the first obtaining operation; and a first storing operation storing, in a storage device (24, Fig. 3), the at least one of the transmission channel capacities and the delay time obtained by the second obtaining operation in association with each of the identification information of the plural wireless modules; characterized by: a third obtaining operation obtaining data type information relating to plural types of communication data in a remote conference being communicated between the server and the communication terminal; a second storing operation storing, in the storage device (24, Fig. 5), the data type information in association with the identification information based on the at least one of a transmission channel capacity and a delay time associated with the identification information in the storage device; and a communicating operation communicating with the server using the wireless module referenced by the identification information associated with the data type information based on the data type information and the identification information associated with each other in the storage device.