Data shunting method, apparatus, base station, and storage medium

Abstract

The application discloses a data offloading method, device, base station and storage medium. The method comprises the following steps: a first base station is an anchor point base station; the first base station receives a first message sent by a second base station; the first message is used for applying data offloading of a first terminal with respect to a first service; the first base station judges to obtain a first judgment result; the first judgment result represents whether the first terminal is subjected to data offloading with respect to the first service; and the first base station sends a second message corresponding to the first judgment result to the second base station.

Claims

1. A method for data splitting, characterized in that, Applied to the first base station; The first base station is an anchor base station; the anchor base station is used to make data diversion decisions and route forwarding, offloading local traffic to the local campus; The method includes: The system receives a first message sent by the second base station; the first message is used to request data offloading of the first terminal for the first service. The judgment yields a first judgment result; the first judgment result indicates whether to perform data diversion for the first terminal regarding the first service; Send the second message corresponding to the first judgment result to the second base station.

2. The method according to claim 1, characterized in that, The first message and the second message are sent and received via the Xn interface.

3. The method according to claim 1, characterized in that, The judgment obtained from the first data includes the following: The first judgment result is obtained based on at least one of the following: The first terminal accesses the Public Land Access Network (PLMN); The slice identifier ID corresponding to the first service; Estimated traffic for data offloading.

4. The method according to claim 1, characterized in that, The information carried by the first message includes at least one of the following: The identity information of the first terminal; The Quality of Service (QFI) identifier associated with the first terminal; The second message carries at least the following information: The identity information of the first terminal.

5. The method according to claim 4, characterized in that, The identity information of the first terminal includes at least one of the following: The mapping ID between the second base station and the first terminal; The PLMN accessed by the first terminal; The slice ID of the first service; Estimated traffic for data offloading.

6. The method according to claim 1, characterized in that, When the first judgment result indicates that data diversion for the first service is performed on the first terminal, the method further includes: Based on the QFI of the first terminal, a first routing table is established; wherein, The first routing table is used to map the uplink and downlink data of the first service to the corresponding bearers.

7. The method according to claim 6, characterized in that, The first routing table is also used to map the first terminal to the base station accessed by the first terminal.

8. The method according to claim 4 or 5, characterized in that, If the first judgment result indicates that no data diversion for the first service is performed on the first terminal, the information carried in the second message also includes: The reasons for the first judgment.

9. The method according to claim 8, characterized in that, If the reason for the first judgment is that the first base station is overloaded, the information carried in the second message also includes: The interval between the second base station retransmitting the first message.

10. The method according to claim 6, characterized in that, The method further includes: receiving a third message sent by the second base station; Based on the third message, update the first routing table; wherein... The third message is sent when the first terminal undergoes a cross-base station handover; the third message carries the identity information of the first terminal, the source base station ID and the destination base station ID corresponding to the cross-base station handover of the first terminal.

11. The method according to claim 10, characterized in that, The third message is sent and received via the Xn interface.

12. A method for data splitting, characterized in that, Applied to a second base station; the method includes: A first message is sent to the first base station; the first message is used to request data diversion for the first terminal regarding the first service; the first base station is an anchor base station; the anchor base station is used to make data diversion decisions and route forwarding, offloading local traffic to the local campus; The system receives a second message corresponding to the first decision result sent by the first base station; the first decision result indicates whether to perform data diversion for the first service on the first terminal.

13. The method according to claim 12, characterized in that, The first message and the second message are sent and received via the Xn interface.

14. The method according to claim 12, characterized in that, The information carried by the first message includes at least one of the following: The identity information of the first terminal; The QFI associated with the first terminal; The second message carries at least the following information: The identity information of the first terminal.

15. The method according to claim 14, characterized in that, The identity information of the first terminal includes at least one of the following: The mapping ID between the second base station and the first terminal; The PLMN accessed by the first terminal; The slice ID of the first service; Estimated traffic for data offloading.

16. The method according to claim 13 or 14, characterized in that, Sending the first message to the first base station includes: When the first terminal accesses the first service for the first time, it sends a first message to the first base station.

17. The method according to claim 13 or 14, characterized in that, If the first judgment result indicates that no data diversion for the first service is performed on the first terminal, the information carried in the second message also includes: The reasons for the first judgment.

18. The method according to claim 17, characterized in that, If the reason for the first judgment is that the first base station is overloaded, the information carried in the second message also includes: The interval between the second base station retransmitting the first message; After receiving the second message corresponding to the first decision result sent by the first base station, the method further includes: Start the first timer, and when the first timer reaches the specified interval, send the first message again.

19. The method according to claim 12, characterized in that, The method further includes: sending a third message to the first base station when the first terminal undergoes a cross-base station handover; wherein... The third message is used by the first base station to update the first routing table; the first routing table is used to map the uplink and downlink data of the first service to the corresponding bearers, and to map the first terminal to its access base station; the third message carries the identity information of the first terminal, the source base station ID and the destination base station ID corresponding to the cross-base station handover of the first terminal.

20. The method according to claim 19, characterized in that, The third message is sent and received via the Xn interface.

21. A data splitting device, characterized in that, The first base station is set up as an anchor base station, which is used to make data diversion decisions and route forwarding, offloading local traffic to the local campus. The device includes: The first receiving unit is configured to receive a first message sent by the second base station; the first message is used to request data diversion for the first terminal regarding a first service. The decision unit is used to determine a first decision result; the first decision result indicates whether to perform data diversion for the first terminal regarding the first service. The first sending unit is used to send a second message corresponding to the first judgment result to the second base station.

22. A data splitting device, characterized in that, The device, installed at the second base station, includes: The second sending unit is used to send a first message to the first base station; the first message is used to request data diversion for the first terminal regarding the first service; the first base station is an anchor base station; the anchor base station is used to make data diversion decisions and route forwarding, offloading local traffic to the local campus; The second receiving unit is used to receive a second message corresponding to the first decision result sent by the first base station; the first decision result indicates whether to perform data diversion for the first terminal regarding the first service.

23. A first base station, characterized in that, The first base station is an anchor base station; the anchor base station is used for data diversion decision and routing forwarding, offloading local traffic to the local campus; the first base station includes: a first processor and a first communication interface; wherein, The first communication interface is used to receive a first message sent by the second base station; the first message is used to request data diversion for the first terminal regarding the first service; The first processor is used to determine and obtain a first decision result; the first decision result indicates whether to perform data diversion for the first terminal regarding the first service; The first communication interface is also used to send a second message corresponding to the first judgment result to the second base station.

24. A second base station, characterized in that, include: A second processor and a second communication interface; wherein... The second communication interface is used for: A first message is sent to the first base station; the first message is used to request data diversion for the first terminal regarding the first service; the first base station is an anchor base station; the anchor base station is used to make data diversion decisions and route forwarding, offloading local traffic to the local campus; The system receives a second message corresponding to the first decision result sent by the first base station; the first decision result indicates whether to perform data diversion for the first service on the first terminal.

25. A first base station, characterized in that, include: A first processor and a first memory for storing computer programs capable of running on the processor. Wherein, when the first processor is used to run the computer program, it performs the steps of the method according to any one of claims 1 to 11.

26. A second base station, characterized in that, include: A second processor and a second memory for storing computer programs that can run on the processor. Wherein, when the second processor is used to run the computer program, it performs the steps of the method according to any one of claims 12 to 20.

27. A storage medium having a computer program stored thereon, characterized in that, When the computer program is executed by a processor, it implements the steps of the method according to any one of claims 1 to 11, or the steps of the method according to any one of claims 12 to 20.

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