According to a fourth aspect, the embodiments of the disclosure provide a network-side device, which has a function of implementing operations of a network device in the method design. The function may be realized through hardware and may also be realized by executing corresponding software through the hardware. The hardware or the software includes one or more modules corresponding to the function.

In a possible design, the network-side device includes a processor, and the processor is configured to support the network-side device to realize the corresponding function in the method. Furthermore, the network-side device may further include a transceiver, and the transceiver is configured to support communication between the network-side device and the terminal. Furthermore, the network-side device may further include a memory, and the memory is configured to be coupled to the processor, and stores a necessary program instruction and data of the network-side device.

According to a fifth aspect, the embodiments of the disclosure provide a terminal, which may include one or more processors, a memory, a communication interface and one or more programs. The one or more programs may be stored in the memory and configured to be executed by the one or more processors, and the programs may include instructions configured to execute the operations in any method according to the second aspect of the embodiments of the disclosure.