Communication method and device

Abstract

Embodiments of this application provide a communication method and apparatus relating to the field of communication technology. A first network element receives a first message from a second network element, the first message comprising an identifier for a first multicast / broadcast service (MBS) and at least one of the following pieces of information: a trigger for the first message, a method for distributing the first MBS, or a usage report of the first MBS by terminals participating in the first MBS. Based on the first message, the first network element updates the billing information for the first MBS. According to the method provided in this application, billing for multicast or broadcast services can be implemented and billing policies can be further optimized.

Claims

1. The first network element receives a first message from a second network element, wherein the first message includes an identifier for a first multicast / broadcast service (MBS) and at least one of the following pieces of information: The trigger for the first message, the method for distributing the first MBS, or the usage status report of the first MBS by terminals participating in the first MBS. The first network element updates the billing information of the first MBS based on the first message, A communication method that includes this.

2. The first message mentioned above is a billing data request. The communication method according to claim 1.

3. The usage report includes the total amount, uplink amount, downlink amount, or the trigger timestamp of the first message. The communication method according to claim 1 or 2.

4. The aforementioned billing information includes the total amount, uplink amount, downlink amount, or user plane function identifier (UPF ID). The communication method according to any one of claims 1 to 3.

5. The aforementioned billing information is a billing data record (CDR). The communication method according to any one of claims 1 to 4.

6. The first message includes the distribution method of the first MBS, and the first network element updates the billing information of the first MBS based on the first message. The first network element updates the CDR based on the first message, the updated CDR includes the distribution method of the first MBS, The communication method according to claim 5.

7. The trigger for the first message is, The terminal joins the session corresponding to the first MBS, The terminal leaves the session corresponding to the first MBS, or This includes changing the distribution method of the first MBS, The communication method according to any one of claims 1 to 6.

8. The first distribution method for the MBS is a 5G core network individual multicast / broadcast service traffic distribution method (5GC individual MBS traffic distribution method) or a 5G core network shared multicast / broadcast service traffic distribution method (5GC shared MBS traffic distribution method). The communication method according to any one of claims 1 to 7.

9. The first network element receives a second message from a third network element, wherein the second message includes at least one of the following pieces of information: The billing identifier of the first multicast / broadcast service (MBS), the trigger for the second message, the service type of the first MBS, the quality of service (QoS) information of the first MBS, the service area of ​​the first MBS, the usage report of the first MBS, or the identifier of the first MBS, Further including, The communication method according to any one of claims 1 to 8.

10. The second message mentioned above is a billing data request. The communication method according to claim 9.

11. The service type of the first MBS is broadcast or multicast. The communication method described in claim 9.

12. The trigger for the second message includes at least one of the following: The session corresponding to the first MBS is activated. The session corresponding to the first MBS is deactivated. A multicast / broadcast user plane functional network element configured to distribute the data of the first MBS is added. The multicast / broadcast user plane functional network element configured to distribute the data of the first MBS is removed. An access network device for distributing data from the first MBS is added. The access network device for distributing the data of the first MBS is removed. A user plane functional network element configured to distribute the data of the first MBS is added. The user plane functional network element configured to distribute the data of the first MBS is removed, or The service area of ​​the first MBS is changed. The communication method described in claim 9.

13. The second message further includes an identifier for the additional access network device for distributing the data of the first MBS, The communication method according to claim 12.

14. The first network element further includes updating the billing information of the first MBS based on the second message. The communication method according to any one of claims 9 to 13.

15. The aforementioned usage report includes the evaluation group, The communication method according to any one of claims 1 to 14.

16. The first network element further includes transmitting the assignment of the terminal evaluation group for the first MBS to the second network element. The communication method according to any one of claims 1 to 15.

17. The first network element further includes transmitting the assignment of the evaluation group of the first MBS to a third network element. The communication method according to any one of claims 1 to 16.

18. The first network element transmits a first billing policy to the second network element, further comprising the first billing policy including the trigger for the first message. The communication method according to any one of claims 1 to 17.

19. The first network element transmits a second billing policy to a third network element, further comprising the second billing policy including the trigger for the second message. The communication method according to any one of claims 9 to 17.

20. The third network element is a multicast / broadcast session management (MB-SMF) network element. The communication method according to claim 9, 17, or 19.

21. The first network element is a billing function (CHF) network element, and the second network element is a session management function (SMF) network element. The communication method according to any one of claims 1 to 20.

22. A second network element generates a first message, the first message comprising an identifier for a first multicast / broadcast service (MBS) and at least one of the following pieces of information: The trigger for the first message, the method for distributing the first MBS, or the usage status report of the first MBS by terminals participating in the first MBS. The second network element transmits the first message to the first network element, A communication method that includes this.

23. The trigger for the first message is, The terminal joins the first MBS, The terminal leaves the first MBS, or This includes changing the distribution method of the first MBS, The communication method according to claim 22.

24. The first distribution method for the MBS is a 5G core network individual multicast / broadcast service traffic distribution method (5GC individual MBS traffic distribution method) or a 5G core network shared multicast / broadcast service traffic distribution method (5GC shared MBS traffic distribution method). The communication method according to claim 22 or 23.

25. The aforementioned usage report includes the evaluation group, The communication method according to any one of claims 22 to 24.

26. The second network element further includes receiving the assignment of the terminal evaluation group for the first MBS from the first network element. The communication method according to claim 25.

27. The first network element is a billing function (CHF) network element, and the second network element is a session management function (SMF) network element. The communication method according to any one of claims 22 to 26.

28. The second network element receives a first billing policy from the first network element, wherein the first billing policy includes the trigger for the first message. The second network element decides to send the trigger for the first message in accordance with the first billing policy, Further including, The communication method according to any one of claims 22 to 27.

29. A third network element generates a second message, the second message containing at least one of the following pieces of information: The billing identifier for the first multicast / broadcast service (MBS), the trigger for the second message, the service type of the first MBS, the quality of service (QoS) information for the first MBS, the service area of ​​the first MBS, the usage report for the first MBS, or the identifier of the first MBS. The third network element transmits the second message to the first network element, A communication method that includes this.

30. The trigger for the second message includes one of the following: The session corresponding to the first MBS is activated. The session corresponding to the first MBS is deactivated. A multicast / broadcast user plane functional network element configured to distribute the data of the first MBS is added. The multicast / broadcast user plane functional network element configured to distribute the data of the first MBS is removed. An access network device for distributing data from the first MBS is added. The access network device for distributing the data of the first MBS is removed. A user plane functional network element configured to distribute the data of the first MBS is added. The user plane functional network element configured to distribute the data of the first MBS is removed, or The service area of ​​the first MBS is changed. The communication method according to claim 29.

31. The aforementioned usage report includes the evaluation group, The communication method according to claim 29 or 30.

32. The third network element further includes receiving the evaluation group of the first MBS and / or the assignment of the evaluation group of the first MBS from the first network element. The communication method according to claim 31.

33. The third network element receives a second billing policy from the first network element, wherein the second billing policy includes the trigger for the second message. The third network element decides to send the trigger for the second message in accordance with the second billing policy, Further including, The communication method according to any one of claims 29 to 32.

34. The first network element is a billing function (CHF) network element, and the third network element is a multicast / broadcast session management function (MB-SMF) network element. The communication method according to any one of claims 29 to 33.

35. The service type of the first MBS is broadcast or multicast. The communication method according to any one of claims 29 to 34.

36. A communication device comprising a functional module for implementing the communication method described in any one of claims 1 to 35.

37. A communication device comprising at least one processor and memory, The memory is configured to store computer programs or instructions. The at least one processor is configured to execute the computer program or the instruction, and the communication method described in any one of claims 1 to 35 is executed. Communication device.

38. A chip system comprising a processing circuit, wherein the processing circuit is coupled to a storage medium. The processing circuit is configured to execute some or all of the computer program or instructions in the storage medium, and when some or all of the computer program or instructions are executed, the processing circuit is configured to implement the communication method described in any one of claims 1 to 35. Chip system.

39. A computer-readable storage medium, wherein the computer-readable storage medium stores instructions, and when an instruction is executed by a computer, the communication method described in any one of claims 1 to 35 is executed. Computer-readable storage medium.

40. A computer program product including a computer program or instructions, wherein when the computer program product is run on a computer, the communication method described in any one of claims 1 to 35 is executed. Computer program products.

41. It comprises a first network element, a second network element, and a third network element, The first network element is configured to perform the communication method described in any one of claims 1 to 21, the second network element is configured to perform the communication method described in any one of claims 22 to 28, and the third network element is configured to perform the communication method described in any one of claims 29 to 35. Communication system.

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