CN-122029866-A - Information sending method and device

Abstract

The embodiment of the disclosure discloses an information sending method and device, which are used for sending a first message to a first network element through a second network element by detecting that a first event occurs, wherein the first message is used for indicating state related information of a user plane of a terminal, so that the terminal can timely inform the state related information of the user plane to a network when the state related information of the user plane changes, the network can timely acquire the state related information of the user plane of the terminal, and further the communication efficiency of a system can be improved.

Inventors

• GONG YUBING
• TANG TINGFANG

Assignees

• 北京小米移动软件有限公司

Dates

Publication Date

20260512

Application Date

20240912

Claims (20)

1. An information transmission method, wherein the method is performed by a terminal, the method comprising: And sending a first message to the first network element through the second network element after detecting that the first event occurs, wherein the first message is used for indicating state related information of a user plane of the terminal.
2. The method of claim 1, wherein prior to sending the first message, the method further comprises: And receiving a second message sent by the first network element through the second network element, wherein the second message is used for the first network element to acquire the state related information of the user plane of the terminal.
3. A method according to claim 1 or2, characterized in that the first message is further used for the first network element to update or store state related information of the user plane of the terminal in accordance with the first message.
4. A method according to any of claims 1-3, characterized in that the first event is a state related information of the user plane of the terminal or a state related information change of the user plane of the terminal.
5. The method according to any of claims 1-4, wherein the state related information of the user plane comprises at least one of: Availability of the terminal; The user plane availability of the terminal; user plane reachability of the terminal; the user plane state of the terminal; A 3GPP packet-switched data off state; packet data unit, PDU, session availability; The PDU session state; The PDU session state allowed by the terminal.
6. The method of claim 2, wherein prior to receiving the second message, the method further comprises: And receiving a third message sent by the first network element through the second network element, wherein the third message is used for indicating the terminal to establish user plane connection.
7. The method of claim 6, wherein the method further comprises: And determining that the user plane of the terminal is unavailable, and sending a fourth message to the first network element through the second network element, wherein the fourth message is used for indicating the connection establishment failure of the user plane.
8. The method of claim 7, wherein the fourth message includes first indication information, the first indication information being used to indicate that the reason for the failure of the user plane connection establishment is that the end user plane is unavailable.
9. The method according to claim 7 or 8, wherein the first message is triggered by the fourth message.
10. The method according to any of claims 2-9, wherein the second message is used for requesting invocation of a periodically triggered positioning service or the second message is used for requesting subscription to the first event.
11. The method of claim 10, wherein the second message comprises at least one of the following information: The second indication information is used for indicating that the event corresponding to the second message is the first event; The first event; An identification of the first event; An event type of the first event; the type of the second message.
12. The method of claim 10, wherein the first message comprises an event type of the first event.
13. The method according to any one of claims 10-12, further comprising: And sending a second response to the first network element through the second network element, wherein the second response is used for responding to the calling result of the periodically triggered positioning service or is used for responding to the subscription result of the first event.
14. The method of claim 13, wherein the second response includes information about a state of a current user plane of the terminal.
15. The method of claim 14, wherein the second response further includes a report of the first event.
16. The method according to any one of claims 10-15, further comprising: And receiving a first response sent by the first network element through the second network element, wherein the first response is used for confirming a report result of the first event or indicating the terminal to establish user plane connection.
17. The method according to any of claims 2-9, wherein the second message is used to request the terminal to send the first message when the state of the user plane changes.
18. The method of claim 17, wherein the second message is further used to instruct the terminal to establish a user plane connection.
19. An information transmission method, wherein the method is performed by a first network element, the method comprising: And receiving a first message sent by a terminal through a second network element, wherein the first message is sent by the terminal when detecting the occurrence of a first event, and the first message is used for indicating state related information of a user plane of the terminal.
20. The method of claim 19, wherein prior to receiving the first message, the method further comprises: And sending a second message to the terminal through the second network element, wherein the second message is used for the first network element to acquire the state related information of the user plane of the terminal.

Description

Information sending method and device Technical Field The present disclosure relates to the field of communications technologies, and in particular, to a method and an apparatus for sending information. Background To optimize system performance and resource utilization, a 3GPP (3 rd Generation Partnership Project, third generation partnership project) packet-switched (PACKET SWITCHING, PS) data (data) off (off) function was introduced that would allow a user to block traffic accessing all internet protocol (Internet Protocol, IP) packets over 3GPP unless the IP packet is an IP packet specified in the 3GPP PS data off exempt service. Disclosure of Invention The embodiment of the disclosure provides an information sending method and device. An embodiment of a first aspect of the present disclosure provides an information sending method, where the method is performed by a terminal, and the method includes: And sending a first message to the first network element through the second network element after detecting that the first event occurs, wherein the first message is used for indicating state related information of a user plane of the terminal. An embodiment of a second aspect of the present disclosure provides an information sending method, where the method is performed by a network device, and the method includes: And receiving a first message sent by a terminal through a second network element, wherein the first message is sent by the terminal when detecting the occurrence of a first event, and the first message is used for indicating state related information of a user plane of the terminal. An embodiment of a third aspect of the present disclosure provides a terminal, where the terminal includes: and the receiving and transmitting module is used for detecting the occurrence of the first event and sending a first message to the first network element through the second network element, wherein the first message is used for indicating the state related information of the user plane of the terminal. An embodiment of a fourth aspect of the present disclosure provides a first network element, where the first network element includes: And the receiving and transmitting module is used for receiving a first message sent by a terminal through a second network element, wherein the first message is sent by the terminal after detecting the occurrence of a first event, and the first message is used for indicating state related information of a user plane of the terminal. According to the scheme provided by the embodiment of the disclosure, the first message is sent to the first network element through the second network element by detecting the occurrence of the first event, and the first message is used for indicating the state related information of the user plane of the terminal, so that the terminal can timely inform the network of the state related information of the user plane when the state related information of the user plane changes, the network can timely acquire the state related information of the user plane of the terminal, and the communication efficiency of the system can be further improved. Drawings In order to more clearly illustrate the technical solutions in the embodiments or the background of the present disclosure, the following description will explain the drawings that are required to be used in the embodiments or the background of the present disclosure. Fig. 1A is a schematic architecture diagram of a communication system provided in an embodiment of the present disclosure; Fig. 2A is an interaction schematic diagram of an information sending method according to an embodiment of the present disclosure; Fig. 3A to 3F are schematic flow diagrams of an information sending method according to an embodiment of the present disclosure; Fig. 4A to 4F are schematic flow diagrams of an information sending method according to an embodiment of the present disclosure; fig. 5A to 5F are schematic flow diagrams of an information sending method according to an embodiment of the present disclosure; Fig. 6 is a flowchart of an information sending method according to an embodiment of the present disclosure; FIGS. 7A-7C are schematic diagrams illustrating interactions of an information sending method according to an embodiment of the present disclosure; Fig. 8A is a schematic structural diagram of a terminal according to an embodiment of the present disclosure; fig. 8B is a schematic structural diagram of a first network element according to an embodiment of the disclosure; fig. 9A is a schematic structural diagram of a communication device according to an embodiment of the present disclosure; Fig. 9B is a schematic structural diagram of a chip according to an embodiment of the disclosure. Detailed Description The embodiment of the disclosure provides an information sending method and device. In a first aspect, an embodiment of the present disclosure provides an information sending method, where the method in