One aspect of the present invention is an information processing system including a computer installed in a computer base, a first transceiver connected to the computer, a second transceiver installed in a user base used by a user, a device connected to the second transceiver, a network configured to perform communication between a plurality of the first transceivers and the second transceiver, and a controller configured to control connection between one of the plurality of the first transceivers and the second transceiver, in which the controller is configured to control connection between one of the plurality of the first transceivers and the second transceiver via the network having a circuit switching function.