A transmission method for network management control information, comprising: receiving, by a second device, a parameter configuration signal sent by a first device, wherein the parameter configuration signal is obtained after the first device performs modulation on a radio frequency signal by using a control signal; detecting, by the second device, at least one of an amplitude and/or a phase of the parameter configuration signal to obtain the control signal corresponding to the parameter configuration signal; and acquiring, by the second device, network management control information corresponding to the control signal, wherein the network management control information is microwave parameter configuration information of the second device, said method characterized in that the detecting, by the second device, an amplitude of the parameter configuration signal to obtain the control signal corresponding to the parameter configuration signal specifically comprises: detecting, by the second device, the amplitude of the parameter configuration signal to obtain a signal strength indication signal, performing, by the second device, sampling and quantization processing on the signal strength indication signal to obtain a first quantization signal, and performing, by the second device, demodulation on an amplitude of the first quantization signal to obtain the control signal; and/or the detecting, by the second device, a phase of the parameter configuration signal to obtain the control signal corresponding to the parameter configuration signal specifically comprises: detecting, by the second device, the phase of the parameter configuration signal to obtain a signal phase indication signal, performing, by the second device, sampling and quantization processing on the signal phase indication signal to obtain a second quantization signal, and performing, by the second device, demodulation on a phase of the second quantization signal to obtain the control signal. receiving, by a second device, a parameter configuration signal sent by a first device, wherein the parameter configuration signal is obtained after the first device performs modulation on a radio frequency signal by using a control signal; detecting, by the second device, at least one of an amplitude and/or a phase of the parameter configuration signal to obtain the control signal corresponding to the parameter configuration signal; and acquiring, by the second device, network management control information corresponding to the control signal, wherein the network management control information is microwave parameter configuration information of the second device, said method characterized in that the detecting, by the second device, an amplitude of the parameter configuration signal to obtain the control signal corresponding to the parameter configuration signal specifically comprises: detecting, by the second device, the amplitude of the parameter configuration signal to obtain a signal strength indication signal, performing, by the second device, sampling and quantization processing on the signal strength indication signal to obtain a first quantization signal, and performing, by the second device, demodulation on an amplitude of the first quantization signal to obtain the control signal; and/or detecting, by the second device, the amplitude of the parameter configuration signal to obtain a signal strength indication signal, performing, by the second device, sampling and quantization processing on the signal strength indication signal to obtain a first quantization signal, and performing, by the second device, demodulation on an amplitude of the first quantization signal to obtain the control signal; and/or the detecting, by the second device, a phase of the parameter configuration signal to obtain the control signal corresponding to the parameter configuration signal specifically comprises: detecting, by the second device, the phase of the parameter configuration signal to obtain a signal phase indication signal, performing, by the second device, sampling and quantization processing on the signal phase indication signal to obtain a second quantization signal, and performing, by the second device, demodulation on a phase of the second quantization signal to obtain the control signal. detecting, by the second device, the phase of the parameter configuration signal to obtain a signal phase indication signal, performing, by the second device, sampling and quantization processing on the signal phase indication signal to obtain a second quantization signal, and performing, by the second device, demodulation on a phase of the second quantization signal to obtain the control signal.