A communication control method comprising: setting at least part of downlink radio resources available in a first cell to a first resource at a first base station, wherein the first base station is configured to manage the first cell connected to a user terminal and restricts transmission in the first resource; sending information from the first base station to the user terminal, wherein the information indicates the first resource; performing measurement of received power and/or reception quality of a reference signal at the user terminal, wherein a second cell transmits the reference signal with using the first resource; transmitting a measurement report from the user terminal to the first base station, wherein the measurement report includes a result of the measurement; and determining whether or not the first cell is settable to a switch off mode, on the basis of the measurement report, at the first base station, wherein the switch off mode includes stopping the first cell from transmitting a signal.