An operation method of a terminal may comprise: receiving, from a serving base station, measurement configuration information and measurement prediction configuration information; measuring signal strengths of the serving base station and a neighboring base station according to the measurement configuration information; predicting signal strengths of the serving base station and the neighboring base station based on a result of measuring the signal strengths of the serving base station and the neighboring base station, according to the measurement prediction configuration information; and transmitting, to the serving base station, a report message including the predicted signal strengths of the serving base station and the neighboring base station according to the measurement prediction configuration information.