Device access location obtaining method and apparatus

A device access location obtaining apparatus, comprising:

• a memory storing instructions;
• and
• a processor coupled to the memory to execute the instructions to:
• receive a mirrored packet sent by a network device, wherein the mirrored packet is generated by the network device based on a received data packet, the mirrored packet comprises the data packet or partial content of the data packet, an identifier of the network device, and a receive port identifier, the data packet in the mirrored packet or the partial content of the data packet in the mirrored packet comprises an identifier of a transmitter of the data packet, and the receive port identifier indicates a receive port for the network device to receive the data packet;
• and
• determine, based on the mirrored packet, whether the transmitter of the data packet is user equipment, wherein
• obtain access location information of the user equipment if it is determined that the transmitter is user equipment, wherein the access location information comprises the identifier of the transmitter, the identifier of the network device, and the receive port identifier.