| CPC H04W 68/02 (2013.01) | 19 Claims |

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19. A core network device, comprising:
a processor;
a memory for storing instructions executable by the processor; wherein
the processor is configured to implement:
receiving request information sent by a terminal, wherein the request information requests the core network device to send a paging cause for a paging signaling to at least one base station; and
sending the paging cause to the at least one base station;
wherein the at least one base station comprises a first base station for sending the paging signaling to the terminal, and
the request information comprises information of the first base station.
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