CN117460095A

CN117460095A - Service processing method and device

Info

Publication number: CN117460095A
Application number: CN202210845164.9A
Authority: CN
Inventors: 王文; 谢振华
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2024-01-26
Also published as: WO2024017128A1

Abstract

The application discloses a service processing method and device, which belong to the technical field of communication, and the service processing method in the embodiment of the application comprises the following steps: the relay terminal establishes a first emergency PDU session, wherein the first emergency PDU session is used for transmitting a first emergency service; under the condition that the relay terminal needs to transmit the second emergency service, the relay terminal determines to transmit the first emergency service and/or the second emergency service; the first emergency service is an emergency service of the relay terminal, and the second emergency service is an emergency service of the remote terminal; or the first emergency service is the emergency service of the remote terminal, and the second emergency service is the emergency service of the relay terminal.

Description

Service processing method and device

Technical Field

The application belongs to the technical field of communication, and particularly relates to a service processing method and device.

Background

To support emergency services under relay communication, layer three relays may establish an emergency protocol data unit (Protocol Data Unit, PDU) session for the remote terminal.

However, while the relay terminal itself is not excluded from triggering the emergency service while relaying the emergency service of the remote terminal, in the related art, the PDU session used by the relay terminal to route the service data of the remote terminal cannot forward the relay service data, and one terminal can only establish one emergency PDU session (PDU session) on the same radio access technology (Radio Access Technology, RAT); therefore, the problem of conflict between the emergency services of the remote terminal and the relay terminal exists, and because the emergency services of the remote terminal and the relay terminal have no priority in practice, under the conflict condition, the emergency services of the remote terminal and the relay terminal can not be met at the same time, so that the existing emergency services can not be processed in time.

Disclosure of Invention

The embodiment of the application provides a service processing method and device, which can solve the problem that emergency service cannot be processed in time.

In a first aspect, a service processing method is provided, where the method includes:

the relay terminal establishes a first emergency PDU session, wherein the first emergency PDU session is used for transmitting a first emergency service;

under the condition that the relay terminal needs to transmit the second emergency service, the relay terminal determines to transmit the first emergency service and/or the second emergency service;

the first emergency service is an emergency service of the relay terminal, and the second emergency service is an emergency service of the remote terminal; or alternatively

The first emergency service is an emergency service of a remote terminal, and the second emergency service is an emergency service of a relay terminal.

In a second aspect, a service processing method is provided, and the method includes:

the remote terminal receives the first information, and based on the first information, path switching is performed and/or other terminals are selected to transmit emergency services of the remote terminal; and/or

The remote terminal executes a connection release process initiated by a relay terminal, wherein the connection release process is used for releasing the connection between the remote terminal and the relay terminal;

Wherein the first information includes at least one of:

first indication information, the first indication information is used for indicating: the relay terminal needs to transmit the emergency service of the relay terminal;

and the second indication information is used for indicating the remote terminal to execute path switching and/or selecting other terminals to transmit the emergency service of the remote terminal.

In a third aspect, a service processing method is provided, and the method includes:

the first network element receives a PDU session updating request, wherein the PDU session updating request comprises third indication information;

the first network element determines that the created QoS flow is used for emergency services of the relay terminal based on the third indication information, and/or does not execute QoS parameter splitting operation of the PC5 segment and Uu segment.

In a fourth aspect, a service processing method is provided, and the method includes:

the first network element receives a PDU session updating request, wherein the PDU session updating request comprises fourth indication information;

the first network element determines that the created QoS flow is used for emergency services of the remote terminal based on the fourth indication information, and/or needs to perform QoS parameter splitting operations of the PC5 segment and the Uu segment.

In a fifth aspect, a service processing method is provided, and the method includes:

the first network element receives a PDU (protocol data unit) session establishment request, determines that an initiator of the PDU session establishment request is a relay terminal according to fifth indication information, and/or allows the relay terminal to establish a plurality of emergency PDU sessions, wherein the PDU session establishment request is associated with the fifth indication information;

the first network element establishes a second emergency PDU session based on the PDU session establishment request while retaining the first emergency PDU session.

In a sixth aspect, there is provided a service processing apparatus, the apparatus comprising:

a first establishing module, configured to establish a first emergency PDU session, where the first emergency PDU session is used to transmit a first emergency service;

the first determining module is used for determining to transmit the first emergency service and/or the second emergency service under the condition that the relay terminal needs to transmit the second emergency service;

In a seventh aspect, there is provided a service processing apparatus, the apparatus comprising:

the first receiving module is used for receiving first information, performing path switching and/or selecting other terminals to transmit the emergency service of the remote terminal based on the first information; and/or

The first execution module is used for executing a connection release process initiated by the relay terminal, wherein the connection release process is used for releasing the connection between the remote terminal and the relay terminal;

wherein the first information includes at least one of:

An eighth aspect provides a service processing apparatus, the apparatus comprising:

the second receiving module is used for receiving a PDU session updating request, wherein the PDU session updating request comprises third indication information;

and the second determining module is used for determining that the created QoS flow is used for emergency service of the relay terminal based on the third indication information, and/or does not execute QoS parameter splitting operation of the PC5 section and the Uu section.

A ninth aspect provides a service processing apparatus, the apparatus comprising:

a third receiving module, configured to receive a PDU session update request, where the PDU session update request includes fourth indication information;

and the third determining module is used for determining that the created QoS flow is used for the emergency service of the remote terminal based on the fourth indication information, and/or the QoS parameter splitting operation of the PC5 section and the Uu section is required to be executed.

In a tenth aspect, there is provided a service processing apparatus, the apparatus comprising:

a fourth receiving module, configured to receive a PDU session establishment request, determine, according to fifth indication information, that an initiator of the PDU session establishment request is a relay terminal, and/or allow the relay terminal to establish a plurality of emergency PDU sessions, where the PDU session establishment request is associated with the fifth indication information;

and the establishing module is used for establishing a second emergency PDU session based on the PDU session establishment request under the condition that the first emergency PDU session is reserved.

In an eleventh aspect, there is provided a relay terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method according to the first aspect.

A twelfth aspect provides a relay terminal, including a processor and a communication interface, where the processor is configured to:

establishing a first emergency PDU session, the first emergency PDU session for transmitting a first emergency service;

under the condition that the relay terminal needs to transmit the second emergency service, determining to transmit the first emergency service and/or the second emergency service;

In a thirteenth aspect, there is provided a remote terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, performs the steps of the method according to the second aspect.

In a fourteenth aspect, there is provided a remote terminal, comprising a processor and a communication interface, wherein the processor is configured to:

receiving first information, and executing path switching and/or selecting other terminals to transmit emergency services of the remote terminal based on the first information; and/or

Executing a connection release process initiated by a relay terminal, wherein the connection release process is used for releasing the connection between the remote terminal and the relay terminal;

wherein the first information includes at least one of:

In a fifteenth aspect, there is provided a first network element comprising a processor and a memory storing programs or instructions executable on the processor, which when executed by the processor implement the steps of the method as described in the third aspect.

In a sixteenth aspect, a first network element is provided, comprising a processor and a communication interface, wherein the communication interface is configured to:

receiving a PDU session update request, wherein the PDU session update request comprises third indication information;

the processor is used for:

and determining that the created QoS flow is used for emergency service of the relay terminal based on the third indication information, and/or not executing QoS parameter splitting operation of the PC5 section and the Uu section.

In a seventeenth aspect, there is provided a first network element comprising a processor and a memory storing a program or instructions executable on the processor, which program or instructions when executed by the processor implement the steps of the method as described in the fourth aspect.

An eighteenth aspect provides a first network element, including a processor and a communication interface, wherein the communication interface is configured to:

receiving a PDU session update request, wherein the PDU session update request comprises fourth indication information;

the processor is used for:

based on the fourth indication information, determining that the created QoS flow is used for emergency services of the remote terminal, and/or performing QoS parameter splitting operation of the PC5 segment and Uu segment.

In a nineteenth aspect, there is provided a first network element comprising a processor and a memory storing a program or instructions executable on the processor, which program or instructions when executed by the processor implement the steps of the method according to the fifth aspect.

In a twentieth aspect, a first network element is provided, comprising a processor and a communication interface, wherein,

the processor is used for:

receiving a PDU (protocol data unit) session establishment request, determining that an initiator of the PDU session establishment request is a relay terminal according to fifth indication information, and/or allowing the relay terminal to establish a plurality of emergency PDU sessions, wherein the PDU session establishment request is associated with the fifth indication information;

And establishing a second emergency PDU session based on the PDU session establishment request under the condition that the first emergency PDU session is reserved.

In a twenty-first aspect, a service processing system is provided, including: a relay terminal operable to perform the steps of the traffic processing method according to the first aspect, a remote terminal operable to perform the steps of the traffic processing method according to the second aspect, and a first network element operable to perform the steps of the traffic processing method according to the third aspect or the fourth aspect or the fifth aspect.

In a twenty-second aspect, there is provided a readable storage medium having stored thereon a program or instructions which when executed by a processor, perform the steps of the method as described in the first aspect, or perform the steps of the method as described in the second aspect, or perform the steps of the method as described in the third aspect, or perform the steps of the method as described in the fourth aspect, or perform the steps of the method as described in the fifth aspect.

In a twenty-third aspect, there is provided a chip comprising a processor and a communication interface, the communication interface and the processor being coupled, the processor being adapted to run a program or instructions, to carry out the steps of the method according to the first aspect, or to carry out the steps of the method according to the second aspect, or to carry out the steps of the method according to the third aspect, or to carry out the steps of the method according to the fourth aspect, or to carry out the steps of the method according to the fifth aspect.

In a twenty-fourth aspect, a computer program/program product is provided, stored in a storage medium, which is executable by at least one processor to perform the steps of the method as described in the first aspect, or to perform the steps of the method as described in the second aspect, or to perform the steps of the method as described in the third aspect, or to perform the steps of the method as described in the fourth aspect, or to perform the steps of the method as described in the fifth aspect.

In the embodiment of the application, when the first emergency service is the emergency service of the relay terminal, the second emergency service is the emergency service of the remote terminal, or when the first emergency service is the emergency service of the remote terminal, the relay terminal determines to transmit the first emergency service and/or the second emergency service, and the conflict between the emergency service of the relay terminal and the emergency service of the remote terminal is solved, so that the emergency service of the relay terminal and the emergency service of the remote terminal can be processed in time.

Drawings

Fig. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable;

Fig. 2 is a schematic flow chart of a service processing method according to an embodiment of the present application;

FIG. 3 is a second flow chart of a business processing method according to an embodiment of the present disclosure;

FIG. 4 is a third flow chart of a business processing method according to the embodiment of the present application;

FIG. 5 is a flowchart illustrating a business processing method according to an embodiment of the present disclosure;

FIG. 6 is a fifth flow chart of a business processing method according to an embodiment of the present disclosure;

FIG. 7 is a flowchart illustrating a business processing method according to an embodiment of the present disclosure;

FIG. 8 is a flow chart of a business processing method according to an embodiment of the present disclosure;

fig. 9 is a flowchart illustrating a service processing method according to an embodiment of the present application;

fig. 10 is a schematic structural diagram of a service processing device according to an embodiment of the present application;

FIG. 11 is a second schematic structural diagram of a service processing device according to an embodiment of the present disclosure;

FIG. 12 is a third schematic structural diagram of a service processing device according to an embodiment of the present disclosure;

fig. 13 is a schematic structural diagram of a service processing device according to an embodiment of the present application;

fig. 14 is a fifth schematic structural diagram of a service processing device according to an embodiment of the present application;

Fig. 15 is a schematic structural diagram of a communication device provided in an embodiment of the present application;

fig. 16 is a schematic hardware structure of a relay terminal implementing an embodiment of the present application;

fig. 17 is a schematic hardware structure of a remote terminal implementing an embodiment of the present application;

fig. 18 is a schematic diagram of a hardware structure of a first network element implementing an embodiment of the present application;

fig. 19 is a second schematic hardware structure of a first network element according to an embodiment of the present application;

fig. 20 is a third schematic hardware structure of a first network element according to an embodiment of the present application.

Detailed Description

Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or otherwise described herein, and that the terms "first" and "second" are generally intended to be used in a generic sense and not to limit the number of objects, for example, the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/" generally means a relationship in which the associated object is an "or" before and after.

It is noted that the techniques described in embodiments of the present application are not limited to long term evolution (Long Term Evolution, LTE)/LTE evolution (LTE-Advanced, LTE-a) systems, but may also be used in other wireless communication systems, such as code division multiple access (Code Division Multiple Access, CDMA), time division multiple access (Time Division Multiple Access, TDMA), frequency division multiple access (Frequency Division Multiple Access, FDMA), orthogonal frequency division multiple access (Orthogonal Frequency Division Multiple Access, OFDMA), single carrier frequency division multiple access (Single-carrier Frequency Division Multiple Access, SC-FDMA), and other systems. The term "system" and in the embodiments of the present application"network" is often used interchangeably, and the described techniques may be used for both the above-mentioned systems and radio technologies, as well as other systems and radio technologies. The following description describes a New air interface (NR) system for purposes of example and uses NR terminology in much of the description that follows, but these techniques are also applicable to applications other than NR system applications, such as generation 6 (6) ^th Generation, 6G) communication system.

Fig. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable. The wireless communication system includes a terminal 11 and a network device 12. The terminal 11 may be a mobile phone, a tablet (Tablet Personal Computer), a Laptop (Laptop Computer) or a terminal-side Device called a notebook, a personal digital assistant (Personal Digital Assistant, PDA), a palm top, a netbook, an ultra-mobile personal Computer (ultra-mobile personal Computer, UMPC), a mobile internet appliance (Mobile Internet Device, MID), an augmented reality (augmented reality, AR)/Virtual Reality (VR) Device, a robot, a Wearable Device (weather Device), a vehicle-mounted Device (VUE), a pedestrian terminal (PUE), a smart home (home Device with a wireless communication function, such as a refrigerator, a television, a washing machine, or a furniture), a game machine, a personal Computer (personal Computer, PC), a teller machine, or a self-service machine, and the Wearable Device includes: intelligent wrist-watch, intelligent bracelet, intelligent earphone, intelligent glasses, intelligent ornament (intelligent bracelet, intelligent ring, intelligent necklace, intelligent anklet, intelligent foot chain etc.), intelligent wrist strap, intelligent clothing etc.. Note that, the specific type of the terminal 11 is not limited in the embodiment of the present application. The network-side device 12 may comprise an access network device or a core network device, wherein the access network device 12 may also be referred to as a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or a radio access network element. Access network device 12 may include a base station, a WLAN access point, a WiFi node, or the like, which may be referred to as a node B, an evolved node B (eNB), an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service set (Basic Service Set, BSS), an extended service set (Extended Service Set, ESS), a home node B, a home evolved node B, a transmission and reception point (Transmitting Receiving Point, TRP), or some other suitable terminology in the art, and the base station is not limited to a particular technical vocabulary so long as the same technical effect is achieved, and it should be noted that in the embodiments of the present application, only a base station in an NR system is described as an example, and the specific type of the base station is not limited. The core network device may include, but is not limited to, at least one of: core network nodes, core network functions, mobility management entities (Mobility Management Entity, MME), access mobility management functions (Access and Mobility Management Function, AMF), session management functions (Session Management Function, SMF), user plane functions (User Plane Function, UPF), policy control functions (Policy Control Function, PCF), policy and charging rules function units (Policy and Charging Rules Function, PCRF), edge application service discovery functions (Edge Application Server Discovery Function, EASDF), unified data management (Unified Data Management, UDM), unified data repository (Unified Data Repository, UDR), home subscriber server (Home Subscriber Server, HSS), centralized network configuration (Centralized network configuration, CNC), network storage functions (Network Repository Function, NRF), network opening functions (Network Exposure Function, NEF), local NEF (or L-NEF), binding support functions (Binding Support Function, BSF), application functions (Application Function, AF), and the like. In the embodiment of the present application, only the core network device in the NR system is described as an example, and the specific type of the core network device is not limited.

The service processing method and device provided by the embodiment of the application are described in detail below by means of some embodiments and application scenarios thereof with reference to the accompanying drawings.

In order to expand network coverage, terminals at the cell edge or outside the network coverage may access the network through relay terminals to obtain network services, which may be referred to as relay communications.

In a Layer-three Relay communication scenario (Layer-3 UE-to-Network Relay), a Relay terminal (Relay UE) establishes a PDU session for a Remote terminal (Remote UE) to route traffic data of the Remote UE. The established PDU session can only route the service data of the Remote UE.

In the scenario of supporting the emergency service, for the emergency service of the Remote UE, the Relay UE needs to establish an emergency PDU session to route and forward the emergency service data of the Remote UE, however, there is a problem here, if the Relay UE also needs to process the emergency service at this time, since the Relay UE can only establish one emergency PDU session, the emergency service of the Remote UE and the emergency service of the Relay UE collide.

Fig. 2 is one of flow diagrams of a service processing method provided in an embodiment of the present application, and as shown in fig. 2, the service processing method includes the following steps:

Step 200, the relay terminal establishes a first emergency PDU session, wherein the first emergency PDU session is used for transmitting a first emergency service;

step 210, in the case that the relay terminal needs to transmit the second emergency service, the relay terminal determines to transmit the first emergency service and/or the second emergency service;

It should be noted that, in step 210, the relay terminal determines to transmit the first emergency service and/or the second emergency service, including the following three items:

the relay terminal determines to transmit only the first emergency service;

the relay terminal determines to transmit only the second emergency service;

the relay terminal determines to transmit the first emergency service and the second emergency service.

The relay terminal determining to transmit the first emergency service and/or the second emergency service may be based on at least one parameter or factor, e.g., may be based on link bandwidth, link quality, qoS related parameters, emergency service related information (e.g., amount of data for the service, priority, etc.), etc. For example, in case of a sufficient transmission bandwidth, the relay terminal may determine to transmit the first emergency service and the second emergency service.

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal;

optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal;

Optionally, the transmitting the first emergency service and/or the second emergency service may include:

the relay terminal only transmits the emergency service of the relay terminal; or (b)

The relay terminal transmits only the emergency service of the remote terminal.

Alternatively, the relay terminal may determine to transmit only the emergency service of the relay terminal when determining to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal, i.e. the first emergency PDU session is only used for transmission of the emergency service of the relay terminal;

alternatively, the relay terminal may determine to transmit only the emergency service of the remote terminal when determining to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal, i.e. the first emergency PDU session is only used for transmission of the emergency service of the remote terminal;

optionally, the relay terminal transmits only the emergency service of the relay terminal, including at least one of the following:

the relay terminal sends first information to a remote terminal; or (b)

The relay terminal releases the connection with the remote terminal.

The first information includes at least one of:

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may send first information to the remote terminal, indicating that the relay terminal needs to transmit the emergency service of the relay terminal, so that the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may send first information to the remote terminal, instruct the remote terminal to perform path switching and/or select other terminals to transmit the emergency service of the remote terminal, so that the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

Alternatively, when the relay terminal is transmitting the emergency service of the remote terminal, i.e. the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may initiate the release of the connection with the remote terminal.

Optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, i.e. the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may send first information to the remote terminal, instruct the remote terminal to perform path switching and/or select other terminals to transmit the emergency service of the remote terminal, so that the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, i.e. the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may send first information to the remote terminal, indicating that the relay terminal needs to transmit the emergency service of the relay terminal, so that the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

Optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may initiate to release the connection with the remote terminal.

Optionally, the first information further includes: first timer information;

the first timer information is used for indicating: the relay terminal performs at least one of the following after the first timer expires:

releasing the connection with the remote terminal;

and releasing the first emergency PDU session in the case that the first emergency PDU session is used for transmitting the emergency service of the remote terminal.

Optionally, the first information may further carry first timer information;

optionally, the first timer information is used to inform the remote terminal that: the relay terminal performs at least one of the following after the first timer expires:

releasing the connection with the remote terminal;

Optionally, after receiving the first information carrying the first timer information, the remote terminal may determine, based on the first timer information, that the relay terminal performs at least one of the following after the first timer expires:

releasing the connection with the remote terminal;

Optionally, the remote terminal may further start the first timer based on the first timer information;

before the expiration of the first timer, performing a process comprising at least one of:

switching paths;

reselecting the relay terminal;

and initiating a connection release process with the relay terminal.

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may send first information carrying first timer information to the remote terminal, instruct the relay terminal to need to transmit the emergency service of the relay terminal, and/or instruct the remote terminal to perform path switching and/or select other terminals to transmit the emergency service of the remote terminal, that is, may be characterized in that the relay terminal performs connection release with the remote terminal after the first timer expires, and/or releases the first emergency PDU session so that the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information in case that the first emergency PDU session is used to transmit the emergency service of the remote terminal; so that the remote terminal can execute path switching and/or select other terminals to transmit the emergency service of the remote terminal before the first timer expires;

Optionally, when the relay terminal is transmitting the emergency service of the relay terminal, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may send first information to the remote terminal, instruct the relay terminal to transmit the emergency service of the relay terminal, and/or instruct the remote terminal to perform path switching and/or select other terminals to transmit the emergency service of the remote terminal, that is, may be characterized in that the relay terminal performs connection release with the remote terminal after the first timer expires, and/or releases the first emergency PDU session when the first emergency PDU session is used for transmitting the emergency service of the remote terminal, so that the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information; so that the remote terminal can execute path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information before the first timer expires;

optionally, the relay terminal releases the connection with the remote terminal, including: the relay terminal sends a connection release request, wherein the connection release request carries a connection release reason, and the connection release reason comprises that the relay terminal executes emergency service.

Alternatively, the relay terminal may send a connection release request to the remote terminal, where the connection release request carries a release reason to indicate to the remote terminal, where the relay terminal only executes the emergency service of the relay terminal; so that the remote terminal can execute path switching and/or select other terminals to transmit the emergency service of the remote terminal;

optionally, the relay terminal transmits only the emergency service of the remote terminal, including:

when the first emergency service is the emergency service of the relay terminal and the second emergency service is the emergency service of the remote terminal, the relay terminal stops transmitting the emergency service of the relay terminal and transmits the emergency service of the remote terminal;

and under the condition that the first emergency service is the emergency service of the remote terminal and the second emergency service is the emergency service of the relay terminal, the relay terminal transmits the emergency service of the remote terminal and ignores the emergency service of the relay terminal.

Optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route for the emergency service, the relay terminal can stop transmitting the emergency service of the relay terminal and transmit the emergency service of the remote terminal;

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may transmit the emergency service of the remote terminal, and ignore the emergency service of the relay terminal.

Optionally, the transmitting the first emergency service and/or the second emergency service includes:

the relay terminal multiplexes the first emergency PDU session and transmits the first emergency service and the second emergency service.

Optionally, when the relay terminal is transmitting the own emergency service of the relay terminal, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal can multiplex the first emergency PDU session to transmit the emergency service of the remote terminal and the emergency service of the relay terminal;

optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may multiplex the first emergency PDU session to transmit the emergency service of the remote terminal and the emergency service of the relay terminal.

Optionally, the relay terminal multiplexes the first emergency PDU session, and transmits the first emergency service and the second emergency service, including:

the relay terminal sends a PDU (protocol data unit) session updating request, wherein the PDU session updating request is used for requesting to update the first emergency PDU session, and the updated first emergency PDU session is used for transmitting the first emergency service and the second emergency service.

Optionally, the relay terminal transmits the emergency service of the remote terminal and the emergency service of the relay terminal in order to multiplex the first emergency PDU session, and may initiate an update procedure of the relay PDU session;

optionally, the relay terminal may send a PDU session update request (PDU session modification request) to the first network element to request updating of the first emergency PDU session to the first network element so that the first emergency PDU session may transmit the first emergency service and the second emergency service;

optionally, the first network element may be a session management function (Session Management Function, SMF);

optionally, in the case that the first emergency service is an emergency service of a remote terminal and the second emergency service is an emergency service of a relay terminal, the PDU session update request includes third indication information, where the third indication information is used to indicate that a quality of service (Quality of Service, qoS) flow created based on the PDU session update request is used for the emergency service of the relay terminal, and/or QoS parameter splitting operations of the PC5 segment and Uu segment are not performed.

Optionally, in the case that the first emergency service is an emergency service of a remote terminal and the second emergency service is an emergency service of a relay terminal, the relay terminal may send a PDU session update request (PDU session modification request) to the first network element, where third indication information may be carried to characterize: based on the PDU session update request, the newly created QoS flow is used for emergency services of the relay terminal, and/or QoS parameter splitting operations of PC5 segment and Uu segment are not performed.

Optionally, the relay terminal multiplexes the first emergency PDU session, and transmits the first emergency service and the second emergency service, including at least one of the following:

in case that the received data belongs to the uplink data of the emergency service of the relay terminal, the relay terminal determines not to execute the splitting and/or address conversion of the QoS parameter of the uplink data of the emergency service of the relay terminal;

and under the condition that the received data belongs to the downlink data of the emergency service of the relay terminal, the relay terminal determines not to execute address conversion and uploads the downlink data of the emergency service belonging to the relay terminal to an application layer of the relay terminal.

Optionally, in the case that the first emergency service is an emergency service of a remote terminal and the second emergency service is an emergency service of a relay terminal, in order to multiplex the first emergency PDU session, the relay terminal transmits the emergency service of the remote terminal and the emergency service of the relay terminal, and may determine the attribution of data according to a mapping table of an internet protocol (Internet Protocol, IP) and/or a port number, for example, in the case that the received data belongs to uplink data of the emergency service of the relay terminal, the splitting and/or address conversion of QoS parameters of the uplink data of the emergency service of the relay terminal may not be performed;

optionally, in the case that the first emergency service is an emergency service of a remote terminal and the second emergency service is an emergency service of a relay terminal, in order to multiplex the first emergency PDU session, the relay terminal transmits the emergency service of the remote terminal and the emergency service of the relay terminal, and may determine the attribution of data according to a mapping table of an IP and/or a port number, for example, may not perform address conversion in the case that the received data belongs to downlink data of the emergency service of the relay terminal, and upload the downlink data of the emergency service belonging to the relay terminal to an application layer of the relay terminal.

Optionally, when the first emergency service is an emergency service of the relay terminal and the second emergency service is an emergency service of the remote terminal, the PDU session update request includes fourth indication information, where the fourth indication information is used to indicate: the QoS flow created based on the PDU session update request is used for emergency services of the remote terminal and/or QoS parameter splitting operations of the PC5 segment and Uu segment need to be performed.

Optionally, in the case that the first emergency service is an emergency service of the relay terminal and the second emergency service is an emergency service of the remote terminal, the relay terminal may send a PDU session update request (PDU session modification request) to the first network element, where fourth indication information may be carried to characterize: the QoS flow created based on the PDU session update request is used for emergency services of the remote terminal and/or QoS parameter splitting operations of the PC5 segment and Uu segment need to be performed.

in the case that the received data belongs to the uplink data of the emergency service of the remote terminal, the relay terminal determines to execute the splitting and/or address conversion of the QoS parameters of the uplink data of the emergency service of the remote terminal;

And under the condition that the received data belongs to the downlink data of the emergency service of the remote terminal, the relay terminal determines to execute address conversion and sends the downlink data of the emergency service belonging to the remote terminal.

Optionally, in the case that the first emergency service is an emergency service of a relay terminal and the second emergency service is an emergency service of a remote terminal, in order to multiplex the first emergency PDU session, the relay terminal transmits the emergency service of the remote terminal and the emergency service of the relay terminal, and may determine the attribution of data according to a mapping table of an IP and/or a port number, for example, in the case that the received data belongs to uplink data of the emergency service of the remote terminal, the relay terminal may determine to perform splitting and/or address conversion of QoS parameters of the uplink data of the emergency service belonging to the remote terminal;

optionally, in the case that the first emergency service is an emergency service of a relay terminal, and the second emergency service is an emergency service of a remote terminal, in order to multiplex the first emergency PDU session, the relay terminal transmits the emergency service of the remote terminal and the emergency service of the relay terminal, and may determine attribution of data according to a mapping table of an IP and/or a port number, for example, in the case that the received data belongs to downlink data of the emergency service of the remote terminal, the relay terminal may determine to perform address conversion, and send the downlink data of the emergency service belonging to the remote terminal.

the relay terminal sends a PDU (protocol data unit) session establishment request, wherein the PDU session establishment request is used for requesting to establish a second emergency PDU session, and the second emergency PDU session is used for executing the second emergency service;

wherein the PDU session establishment request is associated with fifth indication information, the fifth indication information is used for characterizing that the initiator of the PDU session establishment request is the relay terminal, and/or the fifth indication information is used for requesting that the relay terminal is allowed to establish a plurality of emergency PDU sessions.

Alternatively, the relay terminal may be allowed to establish two emergency PDU sessions, a first for emergency services for the relay terminal and a second for emergency services for the remote terminal.

Optionally, the PDU session establishment request may be used to request to the first network element to allow the relay terminal to establish a plurality of emergency PDU sessions;

optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route for the emergency service, the relay terminal may send a PDU session establishment request to the first network element to request to the first network element: requesting to establish a second emergency PDU session for performing transmission of an emergency service of the remote terminal while the first PDU session is reserved;

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has established a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may send a PDU session establishment request to the first network element to request to the first network element: requesting to establish a second emergency PDU session for performing transmission of emergency services of the relay terminal in the case of reserving the first PDU session;

in the embodiment of the application, when the first emergency service is the emergency service of the relay terminal, the second emergency service is the emergency service of the remote terminal, or when the first emergency service is the emergency service of the remote terminal, the relay terminal determines to transmit the first emergency service and/or the second emergency service, so as to solve the conflict between the emergency service of the relay terminal and the emergency service of the remote terminal, and realize that the emergency service of the relay terminal and the emergency service of the remote terminal can be processed in time.

Fig. 3 is a second flow chart of a service processing method according to an embodiment of the present application, as shown in fig. 3, the service processing method includes the following steps:

Step 300, a remote terminal receives first information, and based on the first information, performs path switching and/or selects other terminals to transmit emergency services of the remote terminal; and/or

wherein the first information includes at least one of:

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has proposed a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal; the first information can be sent to the remote terminal to indicate that the relay terminal needs to transmit the emergency service of the relay terminal; accordingly, the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

Optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has proposed a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal; the first information can be sent to a remote terminal to instruct the remote terminal to execute path switching and/or select other terminals to transmit the emergency service of the remote terminal; accordingly, the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has proposed a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal; a release of the connection with the remote terminal may be initiated; accordingly, the remote terminal may perform a relay terminal initiated connection release procedure for releasing the connection between the remote terminal and the relay terminal;

Optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal; the first information can be sent to the remote terminal to indicate that the relay terminal needs to transmit the emergency service of the relay terminal; accordingly, the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal; the first information can be sent to a remote terminal to instruct the remote terminal to execute path switching and/or select other terminals to transmit the emergency service of the remote terminal; accordingly, the remote terminal may perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information;

Optionally, when the relay terminal is transmitting the emergency service of the relay terminal itself, that is, the relay terminal has established a first emergency PDU session for transmitting the emergency service data of the relay terminal, and when the remote terminal needs the relay terminal route in the presence of the emergency service, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal; a release of the connection with the remote terminal may be initiated; accordingly, the remote terminal may perform a relay terminal initiated connection release procedure for releasing the connection between the remote terminal and the relay terminal;

optionally, when the relay terminal is transmitting the emergency service of the remote terminal, that is, the relay terminal has proposed a first emergency PDU session for routing the emergency service data of the remote terminal, and when the relay terminal itself has an emergency service trigger, the relay terminal may determine to transmit the emergency service of the remote terminal and/or the emergency service of the relay terminal;

Optionally, the first information further includes: first timer information;

the method further comprises the steps of:

the remote terminal determines, based on the first timer information, that the relay terminal performs at least one of the following after the first timer expires:

releasing the connection with the remote terminal;

Optionally, the first information may further carry first timer information;

Releasing the connection with the remote terminal;

releasing the connection with the remote terminal;

Optionally, the method further comprises:

starting the first timer based on the first timer information;

switching paths;

reselecting the relay terminal;

and initiating a connection release process with the relay terminal.

switching paths;

reselecting the relay terminal;

and initiating a connection release process with the relay terminal.

Optionally, the method further comprises:

and after the remote terminal receives the first information, initiating a connection release process with the relay terminal based on the first information.

Optionally, after receiving the first information, the remote terminal determines that path switching needs to be performed and/or selects other terminals to transmit the emergency service of the remote terminal; then a connection release procedure with the relay terminal may be initiated based on the first information;

optionally, after receiving the first information, the remote terminal determines that an emergency service of the relay terminal needs to be transmitted; then a connection release procedure with the relay terminal may be initiated based on the first information;

optionally, the remote terminal performs a relay terminal initiated connection release procedure, including:

the remote terminal receives a connection release request, wherein the connection release request carries a connection release reason, and the connection release reason comprises that the relay terminal executes emergency service;

the remote terminal performs at least one of the following based on the connection release reason:

executing path switching;

and (5) reselecting the relay terminal.

Alternatively, the relay terminal may send a connection release request to the remote terminal, where the connection release request carries a release reason to indicate to the remote terminal, where the relay terminal only executes the emergency service of the relay terminal; accordingly, the remote terminal may perform path switching and/or select other terminals to transmit the emergency services of the remote terminal;

Fig. 4 is a third flow chart of a service processing method according to an embodiment of the present application, as shown in fig. 4, the service processing method includes the following steps:

step 400, the first network element receives a PDU session update request, wherein the PDU session update request comprises third indication information;

step 410, the first network element determines, based on the third indication information, that the created QoS flow is used for emergency services of the relay terminal, and/or does not perform QoS parameter splitting operations of the PC5 segment and Uu segment.

Accordingly, the first network element may receive a PDU session update request, including third indication information; and judging that the created QoS flow is not the emergency service for the remote terminal, and when the parameter authorization of the QoS flow is executed, not considering the factors of the emergency service of the remote terminal.

Optionally, the first network element may create a QoS flow for emergency services of the relay terminal based on the third indication information, and/or does not perform QoS parameter splitting operations of the PC5 segment and Uu segment.

Alternatively, the first network element may be an SMF;

alternatively, the first network element may be an AMF;

alternatively, the first network element may be an AMF and SMF co-located.

Fig. 5 is a flow chart of a service processing method according to an embodiment of the present application, and as shown in fig. 5, the service processing method includes the following steps:

step 500, the first network element receives a PDU session update request, where the PDU session update request includes fourth indication information;

step 510, the first network element determines, based on the fourth indication information, that the created QoS flow is used for emergency services of the remote terminal, and/or that a QoS parameter splitting operation of the PC5 segment and Uu segment needs to be performed.

Accordingly, the first network element may receive a PDU session update request, including fourth indication information; and judging that the created QoS flow is not the emergency service for the relay terminal, and when the parameter authorization of the QoS flow is executed, not considering the factors of the emergency service of the relay terminal.

Alternatively, the first network element may be an SMF;

Fig. 6 is a fifth flow chart of a service processing method according to an embodiment of the present application, and as shown in fig. 6, the service processing method includes the following steps:

step 600, a first network element receives a PDU session establishment request, and determines that an initiator of the PDU session establishment request is a relay terminal according to fifth indication information, and/or allows the relay terminal to establish a plurality of emergency PDU sessions, wherein the PDU session establishment request is associated with the fifth indication information;

In step 610, the first network element establishes a second emergency PDU session based on the PDU session establishment request while retaining the first emergency PDU session.

optionally, after the first network element receives the PDU session request, it may determine, based on the fifth indication information, that the initiator of the PDU session establishment request is the relay terminal, and/or allow the relay terminal to establish a plurality of emergency PDU sessions, then a second emergency PDU session may be established for a second emergency service, for performing transmission of the second emergency service.

Alternatively, the first network element may be an SMF;

alternatively, the PDU session establishment request may be sent by the relay terminal to the AMF, and further sent by the AMF to the SMF.

Optionally, the first network element receives a PDU session establishment request, determines that an initiator of the PDU session establishment request is a relay terminal according to fifth indication information, and/or allows the relay terminal to establish a plurality of emergency PDU sessions, including:

Obtaining fifth indication information, wherein the fifth indication information comprises at least one of the following:

fifth indication information associated with the PDU session establishment request;

subscription information of the relay terminal, the subscription information including authorization information allowed as the relay terminal and/or information allowing the terminal to establish a plurality of emergency PDU sessions.

In an embodiment, fig. 7 is a sixth flow chart of a service processing method provided in the embodiment of the present application, as shown in fig. 7, when a Relay UE is executing an emergency Relay service of a Remote UE, that is, the Relay UE has established an emergency PDU session for routing emergency service data of the Remote UE, and when the Relay UE has an emergency service trigger, the Relay UE may notify the Remote UE, which may specifically include the following steps:

Step0: the L3 Relay UE establishes a first emergency PDU session for relaying emergency service data of Remote UE;

step1: the L3 Relay UE triggers own emergency service;

step2: the L3 Relay UE performs at least one of:

initiating a PC5 link release process with Remote UE, and carrying a cause 'emergency service conflict' in a PC5 link release request;

transmitting first information to Remote UE, the first information including at least one of:

Optionally, the first information may further carry first timer information;

releasing the connection with the remote terminal;

Step3: when the L3 relay UE carries the cause 'emergency service conflict' or the first information in the PC5 link release request, the Remote UE executes at least one of the following:

PC5 link release procedure

Relay reselection

Path switching

When the first timer is included, the first timer is started, and the operation is completed before the first timer expires.

Step 4: when the first timer expires, initiating a PC5 link release process; and initiating the emergency PDU session release procedure.

In one embodiment, fig. 8 is a flow chart of a service processing method provided in the embodiment of the present application, as shown in fig. 8, when a Relay UE is executing an emergency Relay service of a Remote UE, that is, the Relay UE has established a first emergency PDU session for routing emergency service data of the Remote UE, and when the Relay UE has an emergency service trigger, multiplexing the emergency Relay PDU session, including;

step1: the L3 Relay UE triggers own emergency service and executes emergency PDU session multiplexing;

step2: the Relay UE sends an urgent PDU session modification request to the SMF, where the request carries third indication information, where the third indication information is used to indicate that the PDU session modification request needs to create or update a QoS flow, including QoS parameters, for the Relay UE (i.e. the description is not for the Remote UE), and the third indication information includes at least one of the following:

A first QoS rule, the source port number and IP address in the first QoS rule being of the relay UE itself (i.e. not of the Remote UE);

a Relay indication, i.e. showing that QoS flows to be created or updated are to be indicated for the Relay UE;

step3: the SMF receives the above-mentioned urgent PDU session modification request, and determines that the created or updated QoS flow is used for the Relay UE according to the above-mentioned third indication information, so that when the QoS flow and the QoS parameters of the QoS flow are authorized, the QoS parameters for relaying communication factors (such as the QoS parameters of the section that the PC5 cannot be used, such as time delay, etc.) are not considered.

Step4: the SMF sends a PDU session modification accept message to the Relay UE.

Step5: the Relay UE judges the attribution of the data based on the mapping table of the IP and/or the port number, and comprises the following steps:

for uplink data, judging the data belongs to the Relay UE, and not executing the splitting of QoS parameters of the data;

and for the downlink data, judging the downlink data belongs to the Relay UE, and uploading the data to an application layer of the Relay UE, namely not sending the downlink data to the Remote UE.

In one embodiment, fig. 9 is an eighth flow chart of a service processing method provided in the embodiment of the present application, as shown in fig. 9, allowing a Relay UE to establish two emergency PDU sessions, a first emergency service for relaying emergency service of the Remote UE, and a second emergency service for forwarding self, specifically including:

step1: the L3 Relay UE triggers own emergency service and executes second emergency PDU session establishment;

step2: a second emergency PDU session establishment process of the Relay UE, wherein the Relay UE sends an N1message, the N1message comprises an emergency PDU session establishment request, the request carries a second instruction, and the second instruction indicates that the UE initiating the request is a Relay UE, namely the Relay UE is requested to be allowed to establish a plurality of emergency PDU sessions;

step3: the AMF receives the N1message, and the AMF determines that the relay UE establishes a second emergency PDU session according to the authorization information of the relay UE and the established PDU session information (namely, the AMF knows that the relay UE establishes the second emergency PDU session), so that the AMF optionally carries fifth instruction information in a Nsmf_ PDU session SM context create request sent to the SMF;

step4: the SMF receives an Nsmf_ PDU session SM context create request of the SMF of the AMF, determines that the UE is a Relay UE according to fifth indication information carried by the AMF or an indication of the Relay UE or prior information, and allows the Relay UE to allow a second emergency PDU session to be established;

Step5: the SMF sends a PDU session establishment accept message to the Relay UE.

According to the service processing method provided by the embodiment of the application, the execution main body can be a service processing device. In the embodiment of the present application, a service processing device is described by taking a service processing method executed by the service processing device as an example.

Fig. 10 is one of schematic structural diagrams of a service processing apparatus according to an embodiment of the present application, and as shown in fig. 10, a service processing apparatus 1000 includes: a first setup module 1010, and a first determination module 1020; wherein:

the first establishment module 1010 is configured to establish a first emergency PDU session, where the first emergency PDU session is configured to transmit a first emergency service;

The first determining module 1020 is configured to determine to transmit the first emergency service and/or the second emergency service in a case where the relay terminal needs to transmit the second emergency service;

Optionally, the first determining module 1020 is configured to:

The relay terminal transmits only the emergency service of the remote terminal.

Optionally, the first determining module 1020 is configured to at least one of:

the relay terminal sends first information to a remote terminal; or (b)

The relay terminal releases the connection with the remote terminal.

The first information includes at least one of:

Optionally, the first information further includes: first timer information;

releasing the connection with the remote terminal;

Optionally, the first determining module 1020 is configured to:

stopping transmitting the emergency service of the relay terminal and transmitting the emergency service of the remote terminal under the condition that the first emergency service is the emergency service of the relay terminal and the second emergency service is the emergency service of the remote terminal;

and transmitting the emergency service of the remote terminal under the condition that the first emergency service is the emergency service of the remote terminal and the second emergency service is the emergency service of the relay terminal, and ignoring the emergency service of the relay terminal.

Optionally, the first determining module 1020 is configured to:

and multiplexing the first emergency PDU session, and transmitting the first emergency service and the second emergency service.

Optionally, the first determining module 1020 is configured to:

Optionally, in the case that the first emergency service is an emergency service of a remote terminal and the second emergency service is an emergency service of a relay terminal, the PDU session update request includes third indication information, where the third indication information is used to indicate that a QoS flow created based on the PDU session update request is used for the emergency service of the relay terminal, and/or QoS parameter splitting operations of a PC5 segment and a Uu segment are not performed.

Optionally, the first determining module 1020 is configured to at least one of:

determining that the splitting and/or address conversion of QoS parameters of the uplink data of the emergency service belonging to the relay terminal is not executed under the condition that the received data belongs to the uplink data of the emergency service of the relay terminal;

and under the condition that the received data belongs to the downlink data of the emergency service of the relay terminal, determining not to execute address conversion, and uploading the downlink data of the emergency service belonging to the relay terminal to an application layer of the relay terminal.

Optionally, the first determining module 1020 is configured to at least one of:

determining to execute the splitting and/or address conversion of QoS parameters of the uplink data of the emergency service belonging to the remote terminal under the condition that the received data belongs to the uplink data of the emergency service of the remote terminal;

And under the condition that the received data belongs to the downlink data of the emergency service of the remote terminal, determining to execute address conversion, and sending the downlink data of the emergency service belonging to the remote terminal.

Optionally, the first determining module 1020 is configured to:

transmitting a PDU session establishment request, wherein the PDU session establishment request is used for requesting to establish a second emergency PDU session, and the second emergency PDU session is used for executing the second emergency service;

The service processing device in the embodiment of the present application may be an electronic device, for example, an electronic device with an operating system, or may be a component in an electronic device, for example, an integrated circuit or a chip. The electronic device may be a terminal, or may be other devices than a terminal. By way of example, terminals may include, but are not limited to, the types of terminals 11 listed above, other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., and embodiments of the application are not specifically limited.

The service processing device provided in this embodiment of the present application can implement each process implemented by the method embodiment of fig. 2, and achieve the same technical effects, so that repetition is avoided, and no further description is given here.

Fig. 11 is a second schematic structural diagram of a service processing apparatus according to an embodiment of the present application, and as shown in fig. 11, a service processing apparatus 1100 includes: a first receiving module 1110, and a first executing module 1120; wherein:

the first receiving module 1110 is configured to receive first information, perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information; and/or

The first execution module 1120 is configured to execute a connection release procedure initiated by a relay terminal, where the connection release procedure is used to release a connection between the remote terminal and the relay terminal;

Wherein the first information includes at least one of:

Optionally, the first information further includes: first timer information;

the apparatus further comprises:

a fifth determining module, configured to determine, based on the first timer information, that the relay terminal performs at least one of the following after the first timer expires:

Releasing the connection with the remote terminal;

Optionally, the apparatus further comprises:

the first starting module is used for starting the first timer based on the first timer information;

a second execution module, configured to execute, before the expiration of the first timer, at least one of the following:

switching paths;

reselecting the relay terminal;

and initiating a connection release process with the relay terminal.

Optionally, the apparatus further comprises:

and the release initiating module is used for initiating a connection release process with the relay terminal based on the first information after the remote terminal receives the first information.

Optionally, the release initiation module is configured to:

a fifth receiving module, configured to receive a connection release request, where the connection release request carries a connection release reason, and the connection release reason includes that the relay terminal executes an emergency service;

and a third execution module, configured to execute at least one of the following based on the connection release reason:

executing path switching;

and (5) reselecting the relay terminal.

The service processing device provided in this embodiment of the present application can implement each process implemented by the method embodiment of fig. 3, and achieve the same technical effects, so that repetition is avoided, and no further description is given here.

Fig. 12 is a third schematic structural diagram of a service processing apparatus according to an embodiment of the present application, and as shown in fig. 12, a service processing apparatus 1200 includes: a second receiving module 1210, and a second determining module 1220; wherein:

the second receiving module 1210 is configured to receive a PDU session update request, where the PDU session update request includes third indication information;

the second determining module 1220 is configured to determine, based on the third indication information, that the created QoS flow is used for emergency services of the relay terminal, and/or that the QoS parameter splitting operation of the PC5 segment and Uu segment is not performed.

The service processing device provided in this embodiment of the present application can implement each process implemented by the method embodiment of fig. 4, and achieve the same technical effects, so that repetition is avoided, and no further description is given here.

Fig. 13 is a fourth schematic structural diagram of a service processing apparatus according to an embodiment of the present application, and as shown in fig. 13, a service processing apparatus 1300 includes: a third receiving module 1310, and a third determining module 1320; wherein:

the third receiving module 1310 is configured to receive a PDU session update request, where the PDU session update request includes fourth indication information;

the third determining module 1320 is configured to determine, based on the fourth indication information, that the created QoS flow is used for emergency services of the remote terminal, and/or that a QoS parameter splitting operation of the PC5 segment and the Uu segment needs to be performed.

The service processing device provided in this embodiment of the present application can implement each process implemented by the method embodiment of fig. 5, and achieve the same technical effects, so that repetition is avoided, and details are not repeated here.

Fig. 14 is a fifth schematic structural diagram of a service processing device according to an embodiment of the present application, and as shown in fig. 14, a service processing device 1400 includes: a fourth receiving module 1410, and a setup module 1420; wherein:

the fourth receiving module 1410 is configured to receive a PDU session establishment request, determine, according to fifth indication information, that an initiator of the PDU session establishment request is a relay terminal, and/or allow the relay terminal to establish a plurality of emergency PDU sessions, where the PDU session establishment request is associated with the fifth indication information;

the establishing module 1420 is configured to establish a second emergency PDU session based on the PDU session establishment request while the first emergency PDU session is reserved.

Optionally, the fourth receiving module 1410 is configured to:

The service processing device provided in this embodiment of the present application can implement each process implemented by the method embodiment of fig. 6, and achieve the same technical effects, so that repetition is avoided, and no further description is given here.

Optionally, fig. 15 is a schematic structural diagram of a communication device provided in the embodiment of the present application, as shown in fig. 15, and further provides a communication device 1500, including a processor 1501 and a memory 1502, where the memory 1502 stores a program or an instruction that can be executed on the processor 1501, for example, when the communication device 1500 is a relay terminal, the program or the instruction is executed by the processor 1501 to implement each step of the foregoing service processing method embodiment, and the same technical effects can be achieved. When the communication device 1500 is a remote terminal, the program or instructions, when executed by the processor 1501, implement the steps of the above-described service processing method embodiment, and achieve the same technical effects. When the communication device 1500 is the first network element, the program or the instruction, when executed by the processor 1501, implements the steps of the above-described service processing method embodiment, and the same technical effects can be achieved, so that repetition is avoided, and no further description is given here.

The embodiment of the application also provides a relay terminal, which comprises a processor and a communication interface, wherein the processor is used for:

The first emergency service is an emergency service of a remote terminal, and the second emergency service is an emergency service of a relay terminal. The relay terminal embodiment corresponds to the relay terminal method embodiment, and each implementation process and implementation manner of the method embodiment can be applied to the relay terminal embodiment and can achieve the same technical effect. Specifically, fig. 16 is a schematic hardware structure diagram of a relay terminal implementing an embodiment of the present application.

The relay terminal 1600 includes, but is not limited to: at least some of the components of the radio frequency unit 1601, the network module 1602, the audio output unit 1603, the input unit 1604, the sensor 1605, the display unit 1606, the user input unit 1607, the interface unit 1608, the memory 1609, the processor 1610, and the like.

Those skilled in the art will appreciate that the relay terminal 1600 may further include a power source (e.g., a battery) for powering the various components, and that the power source may be logically coupled to the processor 1610 by a power management system to perform functions such as managing charging, discharging, and power consumption by the power management system. The relay terminal structure shown in fig. 16 does not constitute a limitation of the terminal, and the relay terminal may include more or less components than those shown in the drawings, or may combine some components, or may be arranged in different components, which will not be described herein.

It should be appreciated that in embodiments of the present application, the input unit 1604 may include a graphics processing unit (Graphics Processing Unit, GPU) 16041 and a microphone 16042, with the graphics processor 16041 processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The display unit 1606 may include a display panel 16061, and the display panel 16061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 1607 includes at least one of a touch panel 16071 and other input devices 16072. The touch panel 16071, also referred to as a touch screen. The touch panel 16071 may include two parts, a touch detection device and a touch controller. Other input devices 16072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and so forth, which are not described in detail herein.

In this embodiment, after receiving downlink data from the network side device, the radio frequency unit 1601 may transmit the downlink data to the processor 1610 for processing; in addition, the radio frequency unit 1601 may send uplink data to the network-side device. In general, the radio frequency unit x01 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.

Memory 1609 may be used to store software programs or instructions and various data. The memory 1609 may mainly include a first memory area storing programs or instructions and a second memory area storing data, wherein the first memory area may store an operating system, application programs or instructions (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. Further, memory 1609 may include volatile memory or nonvolatile memory, or memory 1609 may include both volatile and nonvolatile memory. The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable EPROM (EEPROM), or a flash Memory. The volatile memory may be random access memory (Random Access Memory, RAM), static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (ddr SDRAM), enhanced SDRAM (Enhanced SDRAM), synchronous DRAM (SLDRAM), and Direct RAM (DRRAM). Memory x09 in embodiments of the present application includes, but is not limited to, these and any other suitable types of memory.

Processor 1610 may include one or more processing units; optionally, processor 1610 integrates an application processor that primarily handles operations related to operating systems, user interfaces, applications, etc., and a modem processor that primarily handles wireless communication signals, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into the processor 1610.

Wherein the processor 1610 is configured to:

Optionally, the processor 1610 is configured to:

transmitting only emergency services of the relay terminal; or (b)

And transmitting only the emergency service of the remote terminal.

Optionally, the processor 1610 is configured to at least one of:

transmitting first information to a remote terminal; or (b)

Releasing the connection with the remote terminal.

The first information includes at least one of:

Optionally, the first information further includes: first timer information;

releasing the connection with the remote terminal;

Optionally, the processor 1610 is configured to: and sending a connection release request, wherein the connection release request carries a connection release reason, and the connection release reason comprises that the relay terminal executes emergency service.

Optionally, the processor 1610 is configured to:

Optionally, the processor 1610 is configured to at least one of:

Optionally, the processor 1610 is configured to:

The embodiment of the application also provides a remote terminal, which comprises a processor and a communication interface, wherein the processor is used for:

wherein the first information includes at least one of:

The remote terminal embodiment corresponds to the above-mentioned remote terminal side method embodiment, and each implementation process and implementation manner of the above-mentioned method embodiment are applicable to the remote terminal embodiment, and can achieve the same technical effects. Specifically, fig. 17 is a schematic hardware structure of a remote terminal for implementing an embodiment of the present application.

The remote terminal 1700 includes, but is not limited to: at least some of the components of the radio frequency unit 1701, the network module 1702, the audio output unit 1703, the input unit 1704, the sensor 1705, the display unit 1706, the user input unit 1707, the interface unit 1708, the memory 1709, the processor 1710, and the like.

Those skilled in the art will appreciate that the remote terminal 1700 may also include a power source (e.g., a battery) for powering the various components, which may be logically connected to the processor 1710 via a power management system so as to perform functions such as managing charging, discharging, and power consumption via the power management system. The distal terminal structure shown in fig. 17 is not limiting and the distal terminal may comprise more or less components than shown, or may be combined with certain components, or may be arranged in different components, which are not described in detail herein.

It should be appreciated that in the embodiment of the present application, the input unit 1704 may include a graphics processing unit (Graphics Processing Unit, GPU) 17 041 and a microphone 17 042, and the graphics processor 17 041 processes image data of still pictures or video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode. The display unit 1706 may include a display panel 17 061, and the display panel 17 061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 17 comprises at least one of a touch panel 17 071 and other input devices 17 072. The touch panel 17 071 is also referred to as a touch screen. The touch panel 17 071 may include two parts, a touch detection device and a touch controller. Other input devices 17 072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and so forth, which are not described in detail herein.

In this embodiment, after receiving downlink data from the network side device, the radio frequency unit 1701 may transmit the downlink data to the processor 1710 for processing; in addition, the radio frequency unit 1701 may send uplink data to the network side device. In general, the radio frequency unit 1701 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.

The memory 1709 may be used for storing software programs or instructions and various data. The memory 1709 may mainly include a first storage area storing programs or instructions and a second storage area storing data, wherein the first storage area may store an operating system, application programs or instructions (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. Further, the memory 1709 may include volatile memory or nonvolatile memory, or the memory 1709 may include both volatile and nonvolatile memory. The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable EPROM (EEPROM), or a flash Memory. The volatile memory may be random access memory (Random Access Memory, RAM), static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (ddr SDRAM), enhanced SDRAM (Enhanced SDRAM), synchronous DRAM (SLDRAM), and Direct RAM (DRRAM). Memory 1709 in embodiments of the present application includes, but is not limited to, these and any other suitable types of memory.

Processor 1710 can include one or more processing units; optionally, the processor 1710 integrates an application processor that primarily handles operations related to the operating system, user interface, and applications, and a modem processor that primarily handles wireless communication signals, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into the processor 1710.

The processor 1710 is configured to receive first information, perform path switching and/or select other terminals to transmit the emergency service of the remote terminal based on the first information; and/or

The processor 1710 is configured to perform a connection release procedure initiated by a relay terminal, where the connection release procedure is used to release a connection between the remote terminal and the relay terminal;

wherein the first information includes at least one of:

Optionally, the first information further includes: first timer information;

the processor 1710 is configured to:

based on the first timer information, determining that the relay terminal performs at least one of the following after the first timer expires:

releasing the connection with the remote terminal;

Optionally, the processor 1710 is configured to:

starting the first timer based on the first timer information;

Switching paths;

reselecting the relay terminal;

and initiating a connection release process with the relay terminal.

Optionally, the processor 1710 is configured to:

receiving a connection release request, wherein the connection release request carries a connection release reason, and the connection release reason comprises that a relay terminal executes emergency service;

based on the connection release reason, at least one of the following is performed:

executing path switching;

and (5) reselecting the relay terminal.

Specifically, the embodiment of the application also provides a first network element. Comprising a processor and a communication interface for:

the processor is used for:

Fig. 18 is a schematic diagram of a hardware structure of a first network element implementing an embodiment of the present application, as shown in fig. 18, where the first network element 1800 includes: a processor 1801, a network interface 1802, and a memory 1803. The network interface 1802 is, for example, a common public radio interface (common public radio interface, CPRI).

Specifically, the first network element 1800 of the embodiment of the present invention further includes: instructions or programs stored in the memory 1803 and executable on the processor 1801, the processor 1801 invokes the instructions or programs in the memory 1803 to perform the method performed by each module shown in fig. 12, and achieve the same technical effects, so that repetition is avoided, and thus, they are not described herein.

Specifically, the embodiment of the application also provides a first network element. Comprising a processor and a communication interface for: receiving a PDU session update request, wherein the PDU session update request comprises fourth indication information;

The processor is used for: based on the fourth indication information, determining that the created QoS flow is used for emergency services of the remote terminal, and/or performing QoS parameter splitting operation of the PC5 segment and Uu segment.

Fig. 19 is a second hardware structure diagram of a first network element implementing an embodiment of the present application, as shown in fig. 19, where the first network element 1900 includes: a processor 1901, a network interface 1902, and a memory 1903. The network interface 1902 is, for example, a common public radio interface (common public radio interface, CPRI).

Specifically, the first network element 1900 of the embodiment of the present invention further includes: instructions or programs stored in the memory 1903 and executable on the processor 1901, the processor 1901 invokes the instructions or programs in the memory 1903 to perform the methods performed by the modules shown in fig. 13, and achieve the same technical effects, and are not repeated here.

Fig. 20 is a third schematic hardware structure of a first network element for implementing an embodiment of the present application, as shown in fig. 20, the first network element 2000 includes: a processor 2001, a network interface 2002 and a memory 2003. The network interface 2002 is, for example, a common public radio interface (common public radio interface, CPRI).

Specifically, the first network element 2000 of the embodiment of the present invention further includes: instructions or programs stored in the memory 2003 and executable on the processor 2001, the processor 2001 calls the instructions or programs in the memory 2003 to perform the methods performed by the modules shown in fig. 14 and achieve the same technical effects, and are not described here in detail to avoid repetition.

The embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements each process of the foregoing service processing method embodiment, and the same technical effects can be achieved, so that repetition is avoided, and no further description is given here.

Wherein the processor is a processor in the terminal described in the above embodiment. The readable storage medium may be non-volatile or non-transitory. The readable storage medium may include a computer readable storage medium such as a computer readable memory ROM, a random access memory RAM, a magnetic or optical disk, etc.

The embodiment of the application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled with the processor, and the processor is used for running a program or an instruction, so as to implement each process of the above service processing method embodiment, and achieve the same technical effect, so that repetition is avoided, and no redundant description is provided here.

It should be understood that the chips referred to in the embodiments of the present application may also be referred to as system-on-chip chips, or the like.

The embodiments of the present application further provide a computer program/program product, where the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement each process of the foregoing service processing method embodiment, and the same technical effects are achieved, so that repetition is avoided, and details are not repeated herein.

The embodiment of the application also provides a service processing system, which comprises: a relay terminal operable to perform the steps of the traffic handling method as described above, a remote terminal operable to perform the steps of the traffic handling method as described above, and a first network element operable to perform the steps of the traffic handling method as described above.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solutions of the present application may be embodied essentially or in a part contributing to the prior art in the form of a computer software product stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), comprising several instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method described in the embodiments of the present application.

The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.

Claims

1. A method for processing a service, comprising:

the relay terminal establishes a first emergency protocol data unit PDU session, wherein the first emergency PDU session is used for transmitting a first emergency service;

2. The service processing method according to claim 1, wherein the transmitting the first emergency service and/or the second emergency service comprises:

The relay terminal transmits only the emergency service of the remote terminal.

3. The service processing method according to claim 2, wherein the relay terminal transmits only emergency services of the relay terminal, comprising at least one of:

the relay terminal sends first information to a remote terminal; or (b)

The relay terminal releases the connection with the remote terminal;

the first information includes at least one of:

4. The traffic processing method according to claim 3, wherein the first information further comprises: first timer information;

releasing the connection with the remote terminal;

5. The service processing method according to claim 3 or 4, wherein the relay terminal releases the connection with the remote terminal, comprising: the relay terminal sends a connection release request, wherein the connection release request carries a connection release reason, and the connection release reason comprises that the relay terminal executes emergency service.

6. The service processing method according to claim 2, wherein the relay terminal transmits only the emergency service of the remote terminal, comprising:

7. The service processing method according to claim 1, wherein the transmitting the first emergency service and/or the second emergency service comprises:

8. The service processing method of claim 7, wherein the relay terminal multiplexes the first emergency PDU session, transmits the first emergency service and the second emergency service, and comprises:

9. The traffic processing method according to claim 8, wherein in the case where the first emergency traffic is an emergency traffic of a remote terminal and the second emergency traffic is an emergency traffic of a relay terminal, the PDU session update request includes third indication information for indicating that a QoS flow created based on the PDU session update request is used for the emergency traffic of the relay terminal and/or a quality of service QoS parameter splitting operation of a PC5 segment and Uu segment is not performed.

10. The service processing method according to claim 9, wherein the relay terminal multiplexes the first emergency PDU session, transmits the first emergency service and the second emergency service, and comprises at least one of:

11. The service processing method according to claim 8, wherein in the case where the first emergency service is an emergency service of a relay terminal and the second emergency service is an emergency service of a remote terminal, the PDU session update request includes fourth indication information, where the fourth indication information is used for indicating: the QoS flow created based on the PDU session update request is used for emergency services of the remote terminal and/or QoS parameter splitting operations of the PC5 segment and Uu segment need to be performed.

12. The service processing method according to claim 11, wherein the relay terminal multiplexes the first emergency PDU session, transmits the first emergency service and the second emergency service, and comprises at least one of:

13. The service processing method according to claim 1, wherein the transmitting the first emergency service and/or the second emergency service comprises:

14. A method for processing a service, comprising:

wherein the first information includes at least one of:

15. The traffic processing method according to claim 14, wherein the first information further comprises: first timer information;

the method further comprises the steps of:

releasing the connection with the remote terminal;

The first emergency PDU session is released in case it is used for transmitting emergency traffic of a remote terminal.

16. The traffic processing method according to claim 15, characterized in that the method further comprises:

starting the first timer based on the first timer information;

switching paths;

reselecting the relay terminal;

and initiating a connection release process with the relay terminal.

17. The traffic processing method according to claim 14, characterized in that the method further comprises:

18. The service processing method according to claim 14, wherein the remote terminal performs a relay terminal initiated connection release procedure, comprising:

Executing path switching;

and (5) reselecting the relay terminal.

19. A method for processing a service, comprising:

20. A method for processing a service, comprising:

21. A method for processing a service, comprising:

the first network element establishes a second emergency PDU session based on the PDU session establishment request while maintaining the first emergency PDU session.

22. The traffic processing method according to claim 21, wherein the first network element receives a PDU session establishment request, determines that an initiator of the PDU session establishment request is a relay terminal according to fifth indication information, and/or allows the relay terminal to establish a plurality of emergency PDU sessions, comprising:

23. A service processing apparatus, comprising:

24. A service processing apparatus, comprising:

the first receiving module is used for receiving the first information, executing path switching and/or selecting other terminals to transmit the emergency service of the remote terminal based on the first information; and/or

wherein the first information includes at least one of:

25. A service processing apparatus, comprising:

26. A service processing apparatus, comprising:

27. A service processing apparatus, comprising:

and the establishing module is used for establishing a second emergency PDU session based on the PDU session establishment request under the condition of reserving the first emergency PDU session.

28. A relay terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, performs the steps of the traffic processing method according to any one of claims 1 to 13.

29. A remote terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the traffic processing method according to any of claims 14 to 18.

30. A first network element comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implements the traffic handling method of claim 19 or implements the traffic handling method of claim 20 or implements the traffic handling method of claim 21 or 22.

31. A readable storage medium, characterized in that the readable storage medium stores a program or instructions which, when executed by a processor, implements the service processing method according to claim 19 or implements the service processing method according to claim 20 or implements the service processing method according to claim 21 or 22.