CN112153756B

CN112153756B - Data processing method and communication equipment based on tunnel establishment service

Info

Publication number: CN112153756B
Application number: CN201910570119.5A
Authority: CN
Inventors: 刘超; 刘棠青
Original assignee: China Mobile Communications Group Co Ltd; China Mobile Communications Ltd Research Institute
Current assignee: China Mobile Communications Group Co Ltd; China Mobile Communications Ltd Research Institute
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2022-12-13
Anticipated expiration: 2039-06-27
Also published as: CN112153756A

Abstract

The embodiment of the invention discloses a data processing method and communication equipment based on a tunnel establishment service. The method comprises the following steps: a Session Management Function (SMF) obtains a local area network group identifier, and initiates establishment of a tunnel corresponding to the local area network group identifier, where the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

Description

Data processing method and communication equipment based on tunnel establishment service

Technical Field

The invention relates to the technical field of wireless communication, in particular to a data processing method and communication equipment based on tunnel establishment service.

Background

In a fifth generation mobile communication Network (5G), a concept of a Local Area Network Group (LAN Group) is proposed, and for an enterprise private Network, the LAN Group is an important granularity, and users in the Group need a dedicated enterprise private Network tunnel, so as to facilitate access management of the enterprise private Network, and facilitate improvement of service experience and quality of enterprise private Network users. However, in the related art, there is no effective solution for establishing the tunnel of the LAN Group.

Disclosure of Invention

In order to solve the existing technical problem, embodiments of the present invention provide a data processing method and a communication device based on a tunnel establishment service.

In order to achieve the above purpose, the technical solution of the embodiment of the present invention is realized as follows:

the embodiment of the invention provides a data processing method based on a tunnel establishment service, which comprises the following steps: a Session Management Function (SMF) obtains a local area network group identifier, and initiates establishment of a tunnel corresponding to the local area network group identifier, where the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

In the above solution, the initiating the establishment of the tunnel corresponding to the local area network group identifier includes:

the SMF indicates that a User Plane Function (UPF) establishes the tunnel with an Application Function (AF).

In the foregoing solution, before the SMF instructs the UPF to establish the tunnel with the AF, the method further includes:

the SMF selects a UPF based on the local area network group identifier;

the SMF indicating the tunnel between UPF establishment and AF, comprising:

and the SMF sends indication information to the selected UPF, wherein the indication information is used for indicating the tunnel between the UPF and the AF.

In the foregoing solution, the obtaining, by the SMF, the local area network group identifier includes: the SMF receives a tunnel establishment request message sent by a Network Exposure Function (NEF) or an Access and Mobility Management Function (AMF), and obtains a local area Network group identifier carried in the tunnel establishment request message.

In the above scheme, the tunnel establishment request message is sent when the AMF receives a Protocol Data Unit (PDU) session establishment request message sent by a user equipment; the PDU session establishment request message includes the local area network group identifier.

In the above scheme, the tunnel establishment request message is sent by the NEF in the registration process of the AF; the AF provides the local area network group identity to the NEF during registration.

In the foregoing solution, the method further includes: and the SMF receives a tunnel establishment response message sent by the UPF.

In the above scheme, the method further comprises: the SMF sends a tunnel establishment response message to the NEF or the AMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

The embodiment of the invention also provides a data processing method based on the tunnel establishment service, which comprises the following steps:

the NEF or the AMF sends a tunnel establishment request message to the SMF; the tunnel establishment request message includes a local area network group identifier, the tunnel establishment request message is used for the SMF to initiate tunnel establishment, and the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

In the foregoing solution, before the AMF sends a tunnel establishment request message to the SMF, the method further includes: and the AMF receives a PDU session establishment request message sent by user equipment, wherein the PDU session establishment request message comprises the local area network group identifier.

In the above scheme, the method further comprises: the AMF selects an SMF based on the local area network group identification;

the AMF sends a tunnel establishment request message to the SMF, and the tunnel establishment request message comprises the following steps: the AMF sends a tunnel establishment request message to the selected SMF.

In the above scheme, the step of sending a tunnel establishment request message to the SMF by the NEF includes: and the NEF acquires the local area network group identifier in the registration process of the AF and sends a tunnel establishment request message carrying the local area network group identifier to the SMF.

In the above scheme, the method further comprises: the NEF or the AMF receives a tunnel establishment response message sent by the SMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

the UPF receives indication information of the SMF; the indication information comprises the local area network group identification;

and the UPF establishes a tunnel with the AF, and the tunnel is used for transmitting the local area network group service data corresponding to the local area network group identification.

In the above scheme, the method further comprises: and the UPF sends a tunnel establishment response message to the SMF.

The embodiment of the invention also provides communication equipment, wherein the communication equipment is SMF and comprises an acquisition unit and an initiation unit; wherein, the first and the second end of the pipe are connected with each other,

the acquisition unit is used for acquiring a local area network group identifier;

the initiating unit is configured to initiate establishment of a tunnel corresponding to the local area network group identifier, where the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

In the foregoing solution, the initiating unit is configured to instruct the UPF to establish the tunnel with the AF.

In the above solution, the communication device further includes a first selection processing unit, configured to select a UPF based on the local area network group identifier;

the initiating unit is configured to send indication information to the UPF selected by the first selection processing unit, where the indication information is used to indicate that the UPF establishes the tunnel with the AF.

In the above scheme, the obtaining unit is configured to receive a tunnel establishment request message sent by the NEF or the AMF, and obtain the local area network group identifier carried in the tunnel establishment request message.

In the above scheme, the tunnel establishment request message is sent when the AMF receives a PDU session establishment request message sent by a user equipment; the PDU session establishment request message includes the local area network group identifier.

In the above scheme, the tunnel establishment request message is sent by the NEF in the registration process of the AF; the AF provides the local area network group identity to the NEF during a registration procedure.

In the above solution, the initiating unit is further configured to receive a tunnel establishment response message sent by the UPF.

In the above solution, the obtaining unit is further configured to send a tunnel establishment response message to the NEF or the AMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

The embodiment of the invention also provides communication equipment which is NEF or AMF, wherein the communication equipment comprises a first communication unit and a second communication unit, wherein the first communication unit is used for sending a tunnel establishment request message to SMF; the tunnel establishment request message includes a local area network group identifier, the tunnel establishment request message is used for the SMF to initiate tunnel establishment, and the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

In the foregoing solution, the communication device further includes a second communication unit, configured to receive a PDU session establishment request message sent by a user equipment before the first communication unit sends a tunnel establishment request message to the SMF, where the PDU session establishment request message includes the lan group identifier.

In the foregoing solution, the communication device further includes a second selection processing unit, configured to select an SMF based on the local area network group identifier;

the first communication unit is configured to send a tunnel establishment request message to the SMF selected by the second selection processing unit.

In the foregoing solution, the first communication unit is configured to obtain the local area network group identifier in a registration process of an AF, and send a tunnel establishment request message carrying the local area network group identifier to the SMF.

In the foregoing solution, the first communication unit is further configured to receive a tunnel establishment response message sent by the SMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

The embodiment of the invention also provides a communication device, which is UPF; the communication device comprises a third communication unit and a tunnel establishment unit; wherein, the first and the second end of the pipe are connected with each other,

the third communication unit is used for receiving indication information of the SMF; the indication information comprises the local area network group identification;

the tunnel establishing unit is configured to establish a tunnel with an AF, where the tunnel is used for transmitting the local area network group service data corresponding to the local area network group identifier.

In the foregoing solution, the third communication unit is configured to send a tunnel establishment response message to the SMF.

Embodiments of the present invention further provide a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements the steps of the method applied to SMF according to embodiments of the present invention; or, the program is executed by a processor to implement the steps of the method of the embodiment of the present invention applied to NEF or AMF; alternatively, the program when executed by a processor implements the steps of the method of an embodiment of the present invention as applied to UPF.

The embodiment of the invention also provides communication equipment, which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein when the processor executes the program, the steps of the method applied to the SMF by the embodiment of the invention are realized; or, the processor executes the program to implement the steps of the method of the embodiment of the present invention applied to NEF or AMF; or, the processor executes the program to implement the steps of the method applied to the UPF according to the embodiment of the present invention.

The embodiment of the invention provides a data processing method and communication equipment based on a tunnel establishment service. The method comprises the following steps: a Session Management Function (SMF) obtains a local area network group identifier, and initiates establishment of a tunnel corresponding to the local area network group identifier, where the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier. By adopting the technical scheme of the embodiment of the invention, the tunnel establishment service newly added by the SMF can be used for establishing the tunnel corresponding to the local area network group identifier by calling the tunnel establishment service, and the tunnel is specially used for one special service of the local area network group identifier, thereby ensuring the service quality and improving the user experience; and the establishment of the tunnel is convenient for the flexible configuration and real-time management of the private network.

Drawings

Fig. 1 is a first flowchart illustrating a data processing method based on a tunnel establishment service according to an embodiment of the present invention;

fig. 2 is a flowchart illustrating a second data processing method based on a tunnel establishment service according to an embodiment of the present invention;

fig. 3 is a third flowchart illustrating a data processing method based on a tunnel establishment service according to an embodiment of the present invention;

fig. 4 is a first schematic application flow diagram of a data processing method based on a tunnel establishment service according to an embodiment of the present invention;

fig. 5 is a schematic application flow diagram of a data processing method based on a tunnel establishment service according to an embodiment of the present invention;

fig. 6 is a schematic application flow diagram of a data processing method based on a tunnel establishment service according to an embodiment of the present invention;

fig. 7 is a first schematic structural diagram of a communication device according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a second communication device according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a communication device according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a communication device according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of a communication device according to an embodiment of the present invention;

fig. 12 is a schematic structural diagram six of a communication device according to an embodiment of the present invention;

fig. 13 is a schematic diagram of a hardware composition structure of a communication device according to an embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific embodiments.

The embodiment of the invention provides a data processing method based on a tunnel establishment service. Fig. 1 is a first flowchart of a data processing method based on a tunnel establishment service according to an embodiment of the present invention; as shown in fig. 1, the method includes:

step 11: the SMF acquires a local area network group identifier, and initiates to establish a tunnel corresponding to the local area network group identifier, wherein the tunnel is used for transmitting local area network group service data corresponding to the local area network group identifier.

In this embodiment, the local area network group identifier (LAN group ID) may be a group identifier corresponding to a private network. As an example, the local area network group identifier may be a group identifier of an enterprise private network, and is dedicated to a service in the enterprise private network, so as to facilitate access management of the enterprise private network and improve service quality and experience of an enterprise private network user.

In this embodiment, the initiating establishment of the tunnel corresponding to the local area network group identifier includes: the SMF indicates UPF to establish the tunnel with AF.

It can be understood that, in this embodiment, the tunnel corresponding to the local area network group identifier is initiated and established by the SMF, that is, the SMF adds a tunnel establishment service, and the tunnel can be established through the call of the tunnel establishment service. Wherein, as an example, the tunnel is a tunnel between the UPF and the AF.

In an optional embodiment of the present application, before the SMF indicates that the tunnel between the UPF and the AF is established, the method further includes: the SMF selects a UPF based on the local area network group identifier; the SMF instructs the UPF to establish the tunnel with the AF, including: and the SMF sends indication information to the selected UPF, wherein the indication information is used for indicating the tunnel between the UPF and the AF.

In an optional embodiment of the present application, the method further comprises: and the SMF receives a tunnel establishment response message sent by the UPF. It is understood that after the SMF indicates that the UPF establishes the tunnel with the AF, the tunnel with the AF is established by the UPF, and a response message that the tunnel establishment is successful, for example, is returned to the SMF.

In this embodiment, the way of acquiring the local area network group identifier by the SMF is different according to different scenarios.

As an embodiment, the SMF obtaining the local area network group identifier includes: and the SMF receives a tunnel establishment request message sent by the NEF or the AMF, and acquires a local area network group identifier carried in the tunnel establishment request message. Wherein, the tunnel establishment request message is sent when the AMF receives a PDU session establishment request message sent by user equipment; the PDU session establishment request message includes the local area network group identifier.

In this embodiment, the triggering of the tunnel establishment is performed by a User Equipment (UE), for example, the user equipment initiates a PDU session establishment request, and based on the PDU session initiation request, the AMF sends a tunnel establishment request message to the SMF.

As another embodiment, the tunnel establishment request message is sent by the NEF during the registration procedure of the AF; the AF provides the local area network group identity to the NEF during a registration procedure.

In this embodiment, the triggering of tunnel establishment is performed, and in the AF registration process, the NEF sends a tunnel establishment request message to the SMF.

In an optional embodiment of the present application, the method further comprises: the SMF sends a tunnel establishment response message to the NEF or the AMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

By adopting the technical scheme of the embodiment of the invention, the tunnel establishment service newly added by the SMF can be used for establishing the tunnel corresponding to the local area network group identifier by calling the tunnel establishment service, and the tunnel is specially used for one special service of the local area network group identifier, thereby ensuring the service quality and improving the user experience; and the establishment of the tunnel is convenient for flexible configuration and real-time management of the private network.

Based on the foregoing embodiment, the embodiment of the present invention further provides a data processing method based on the tunnel establishment service. Fig. 2 is a flowchart illustrating a second data processing method based on a tunnel establishment service according to an embodiment of the present invention; as shown in fig. 2, the method includes:

step 21: the NEF or the AMF sends a tunnel establishment request message to the SMF; the tunnel establishment request message includes a local area network group identifier, the tunnel establishment request message is used for the SMF to initiate tunnel establishment, and the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

As an embodiment, before the AMF sends a tunnel establishment request message to the SMF, the method further includes: and the AMF receives a PDU session establishment request message sent by user equipment, wherein the PDU session establishment request message comprises the local area network group identifier.

In this embodiment, the method further includes: the AMF selects an SMF based on the local area network group identification; the AMF sends a tunnel establishment request message to the SMF, including: the AMF sends a tunnel establishment request message to the selected SMF.

As another embodiment, the NEF sends a tunnel establishment request message to the SMF, including: and the NEF acquires the local area network group identifier in the registration process of the AF and sends a tunnel establishment request message carrying the local area network group identifier to the SMF.

In an optional embodiment of the invention, the method further comprises: the NEF or the AMF receives a tunnel establishment response message sent by the SMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

By adopting the technical scheme of the embodiment of the invention, the tunnel corresponding to the local area network group identifier can be established by calling the tunnel establishment service through the SMF newly added tunnel establishment service, and the tunnel is specially used for the special service of the local area network group identifier to one, thereby ensuring the service quality and improving the user experience; and the establishment of the tunnel is convenient for the flexible configuration and real-time management of the private network.

Based on the foregoing embodiment, the embodiment of the present invention further provides a data processing method based on the tunnel establishment service. Fig. 3 is a third schematic flowchart of a data processing method based on a tunnel establishment service according to an embodiment of the present invention; as shown in fig. 3, the method includes:

step 31: the UPF receives indication information of the SMF; the indication information comprises the local area network group identification;

step 32: and the UPF establishes a tunnel with the AF, and the tunnel is used for transmitting the local area network group service data corresponding to the local area network group identification.

In an optional embodiment of the invention, the method further comprises: and the UPF sends a tunnel establishment response message to the SMF.

By adopting the technical scheme of the embodiment of the invention, the tunnel establishment service newly added by the SMF can be used for establishing the tunnel corresponding to the local area network group identifier by calling the tunnel establishment service, and the tunnel is specially used for one special service of the local area network group identifier, thereby ensuring the service quality and improving the user experience; and the establishment of the tunnel is convenient for the flexible configuration and real-time management of the private network.

The following describes the data processing method based on the tunnel establishment service in detail with reference to specific application scenarios.

Scene one

In this scenario, the UE may access the AF to trigger establishment of the tunnel corresponding to the local area network group identifier in a non-roaming or roaming local offload scenario. Fig. 4 is a first schematic application flow diagram of a data processing method based on a tunnel establishment service according to an embodiment of the present invention; as shown in fig. 4, the method includes:

step 101, the UE sends a PDU Session establishment request to the AMF, where parameters carried in the PDU Session establishment request include a 5G local area network group identifier (5G LAN group ID).

Step 102, the AMF selects an SMF, specifically, selects an SMF that can provide a service for a 5G local area network group (5G LAN group) corresponding to the 5G local area network group identifier for the UE.

Step 103, the AMF sends an SM Context (SM Context) request message to the selected SMF, that is, the AMF invokes a create SM Context service, or directly reads an existing SM Context.

And step 104, the SMF acquires the subscription management data of the UE from the UDM.

Step 105, the AMF obtains an SM context request response message from the SMF.

And step 106, the AMF sends a tunnel establishment request to the SMF, wherein the tunnel establishment request carries the 5G local area network group identification. That is, the AMF invokes a Tunnel establishment service of the 5G lan group of the SMF, and the Tunnel establishment Request message may be represented by an Nsmf _ Tunnel _ great Request and requests the SMF to establish a Tunnel at the level of the 5G lan group.

Step 107, the SMF selects the UPF supporting the 5G lan group service.

And step 108, establishing an N4 tunnel between the SMF and the selected UPF. Through the N4 tunnel, the SMF sends indication information to the selected UFP, wherein the indication information is used for indicating the tunnel between the UPF and the AF.

And step 109, if the UPF detects that no tunnel with the AF is currently established in the 5G local area network group, sending a tunnel establishment request to the AF.

Step 110, the AF returns a tunnel establishment response message to the UPF; and under the condition that the tunnel is successfully established, the tunnel establishment response message is a response message of successful tunnel establishment.

And step 111, the UPF returns a tunnel establishment response message to the SMF, wherein the tunnel establishment response message comprises the routing information of the tunnel, and the SMF stores the routing information.

Step 112, the SMF sends a tunnel establishment response message to the AMF, where the parameters transferred in the tunnel establishment response message may include at least one of the following: routing information of the tunnel of the 5G local area network group level between the UPF and the AF, a 5G LAN group ID, a PDU session ID and the like. As an embodiment, the tunnel establishment response message sent by the SMF to the AMF may be represented by Namf _ Communication _ N1N2 MessageTransfer.

Step 113, the AMF sends an update request response message to a Radio Access Network (RAN), where parameters transferred in the update request response message may include at least one of the following: PDU session ID, 5GLAN group ID and routing information; wherein the routing information represents routing information of a tunnel at a 5G local area network group level between the UPF and the AF.

Step 114, the RAN sends an update request response message to the UE, where the parameters transferred in the update request response message may include at least one of the following: PDU session ID, 5G LAN group ID and routing information; wherein the routing information represents routing information of a tunnel at a 5G local area network group level between the UPF and the AF.

Scene two

The scenario may be the establishment of a tunnel corresponding to the AF trigger lan group identifier when the UE accesses the AF trigger lan group identifier in the roaming regression home scenario. The scene includes communication equipment of a visiting place and communication equipment of a home location. Fig. 5 is a schematic application flow diagram of a data processing method based on a tunnel establishment service according to an embodiment of the present invention; as shown in fig. 5, (V-) represents the communication device of the visited place, and (H-) represents the communication device of the home place, for example, V-UPF represents the UPF of the visited place where the UE is located, and H-UPF represents the UPF of the home place where the UE belongs. Based on this, the method comprises:

step 201, the UE sends a PDU Session establishment request to the AMF, where parameters carried in the PDU Session establishment request include a 5G local area network group identifier (5G LAN group ID).

Step 202, the AMF performs SMF selection, specifically, selects a V-SMF capable of providing service for a 5G local area network group (5G LAN group) corresponding to the 5G local area network group identifier for the UE.

Step 203, the AMF sends an SM Context (SM Context) request message to the selected V-SMF, that is, the AMF calls a create SM Context service, or directly reads an existing SM Context. As an example, the SM Context (SM Context) Request message may be represented by an Nsmf _ PDU Session _ CreateSMContext Request.

And step 204, selecting the UPF by the V-SMF, wherein the selected UPF is the V-UPF.

And step 205, establishing an N4 tunnel between the V-SMF and the selected V-UPF.

Step 206, the V-SMF sends an SM Context (SM Context) request message to the H-SMF.

And step 207, the H-SMF acquires the subscription management data of the UE from the UDM.

And step 208, the AMF sends a tunnel establishment request to the V-SMF, wherein the tunnel establishment request carries the 5G local area network group identification. That is, the AMF invokes a Tunnel establishment service of the 5G lan group of the V-SMF, and the Tunnel establishment Request message may be represented by an Nsmf _ Tunnel _ group Request and requests the SMF to establish a Tunnel at the level of the 5G lan group.

And 209, the V-SMF sends a tunnel establishment request to the H-SMF, wherein the tunnel establishment request carries the 5G local area network group identification. That is, the V-SMF invokes a Tunnel establishment service of the 5G lan group of the H-SMF, and the Tunnel establishment Request message may be represented by an Nsmf _ Tunnel _ group Request, and requests the SMF to establish a Tunnel of the 5G lan group level.

Step 210, the H-SMF selects the H-UPF supporting the 5G LAN group service.

And step 211, establishing an N4 tunnel between the H-SMF and the selected H-UPF. Through the N4 tunnel, the SMF sends indication information to the selected H-UFP, wherein the indication information is used for indicating the tunnel between the H-UPF and the AF.

Step 212, the H-UPF detects that no tunnel with the AF is currently established in the 5G lan group, and initiates a tunnel establishment request to the AF.

Step 213, the AF returns a tunnel establishment response message to the H-UPF; and under the condition that the tunnel is successfully established, the tunnel establishment response message is a response message of successful tunnel establishment.

And step 214, the H-UPF returns a tunnel establishment response message to the H-SMF, wherein the tunnel establishment response message comprises the routing information of the tunnel, and the H-SMF stores the routing information.

Step 215, H-SMF sends a tunnel establishment response message to V-SMF, or the tunnel establishment response message can also be a PDU session establishment response message; the response message includes the routing information of the tunnel.

As an implementation manner, the response message may also include a response message corresponding to the SM Context (SM Context) request message; as another embodiment, after performing step 215, the H-SMF separately sends a response message corresponding to the SM Context (SM Context) request message to the V-SMF.

Step 216, the V-SMF sends a tunnel establishment response message to the AMF, where the parameters transferred in the tunnel establishment response message may include at least one of: routing information of the tunnel of the 5G local area network group level between the H-UPF and the AF, a 5G LAN group ID, a PDU session ID and the like. As an embodiment, the tunnel establishment response message sent by the SMF to the AMF may be represented by Namf _ Communication _ N1N2 MessageTransfer.

Step 217, the AMF sends an update request response message to the RAN, and the parameters transferred in the update request response message may include at least one of the following: PDU session ID, 5GLAN group ID and routing information; wherein the routing information represents routing information of a tunnel at a 5G local area network group level between the UPF and the AF.

Step 218, the RAN updates the UE with an update request response message, where the parameters transferred in the update request response message may include at least one of the following: PDU session ID, 5G LAN group ID and routing information; wherein the routing information represents routing information of a tunnel at a 5G local area network group level between the UPF and the AF.

Scene three

The scenario may be that the establishment of a tunnel corresponding to the local area network group identifier is triggered in the AF registration process. Fig. 6 is a schematic application flow diagram of a data processing method based on a tunnel establishment service according to an embodiment of the present invention; as shown in fig. 6, the method includes:

step 301, the DN subscribes to the information update notification of the UDM.

Step 302, the AF provides an update parameter to the NEF, where the update parameter includes a 5G local area network group identifier (5G LAN group ID). In this step, the AF may send a parameter update request message to the NEF, where the parameter update request message includes a 5G local area network group identifier (5G LAN group ID).

Step 303, if the AF authorized by the NEF can provide parameters, the NEF requests the UDM for updating the parameters, where the updating parameters include a 5G local area network group identifier (5G LAN group ID); the UDM stores updated parameters, i.e. the UDM stores a 5G local area network group identity (5G LAN group ID). As an example, the NEF may send a parameter update request message to the UDM, in which a 5G local area network group identity (5G LAN group ID) is included.

Step 304, the UDM requests to read AF related data in the UDR. Wherein, the request may include a 5G local area network group identity (5G LAN group ID).

Step 305, the UDR stores and updates the 5G local area network group identity (5G LAN group ID) as part of the subscription data of the sub-UE.

Step 306, the NEF sends a tunnel establishment request to the SMF, where the tunnel establishment request carries the 5G lan group identifier.

In this step, when recognizing that the parameters carried during AF registration include a 5G LAN group identifier (5G LAN group ID), which is an AF providing service for a certain 5G LAN group, and the Tunnel establishment mode is established during registration, the NEF sends a Tunnel establishment Request to the SMF, where the Tunnel establishment Request message may be represented by an Nsmf _ Tunnel _ group Request, and requests the SMF to establish a Tunnel for the 5G LAN group.

Step 307, the SMF selects a UPF supporting the group of services, and sends a tunnel establishment instruction, where the tunnel establishment instruction is used to instruct the UPF to establish the tunnel with the AF.

Step 308, if the UPF detects that no tunnel is currently established with the AF in the 5G lan group, it sends a tunnel establishment request to the AF.

Step 309, the AF returns a tunnel establishment response message to the UPF; and under the condition that the tunnel is successfully established, the tunnel establishment response message is a response message of successful tunnel establishment.

And step 310, the UPF returns a tunnel establishment response message to the SMF, wherein the tunnel establishment response message comprises the routing information of the tunnel, and the SMF stores the routing information.

Step 311, the SMF sends a tunnel establishment response message to the NEF.

Step 312, UDM returns an update request response message to NEF.

Step 313, NEF returns an update request response message to AF.

In the above example of the present invention, the Data Network (DN) corresponds to the aforementioned AF, that is, the tunnel between the UPF and the AF corresponds to the tunnel between the UPF and the DN.

The embodiment of the invention also provides communication equipment, and the communication equipment of the embodiment is specifically SMF. Fig. 7 is a schematic structural diagram of a first component of a communication device according to an embodiment of the present invention, as shown in fig. 7, the communication device includes an obtaining unit 41 and an initiating unit 42; wherein, the first and the second end of the pipe are connected with each other,

the acquiring unit 41 is configured to acquire a local area network group identifier;

the initiating unit 42 is configured to initiate establishment of a tunnel corresponding to the local area network group identifier, where the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

In an optional embodiment of the present application, the initiating unit 42 is configured to instruct the tunnel between the UPF and the AF to be established.

In an optional embodiment of the present application, as shown in fig. 8, the communication device further includes a first selection processing unit 43, configured to select a UPF based on the local area network group identity;

the initiating unit 42 is configured to send indication information to the UPF selected by the first selection processing unit 43, where the indication information is used to indicate that the tunnel between the UPF and the AF is established.

In an optional embodiment of the present application, the obtaining unit 41 is configured to receive a tunnel establishment request message sent by the NEF or the AMF, and obtain a local area network group identifier carried in the tunnel establishment request message.

In an optional embodiment of the present application, the tunnel establishment request message is sent when the AMF receives a PDU session establishment request message sent by a user equipment; the PDU session establishment request message includes the local area network group identifier.

In an optional embodiment of the present application, the tunnel establishment request message is sent by the NEF during a registration procedure of the AF; the AF provides the local area network group identity to the NEF during registration.

In an optional embodiment of the present application, the initiating unit 42 is further configured to receive a tunnel establishment response message sent by the UPF.

In an optional embodiment of the present application, the obtaining unit 41 is further configured to send a tunnel establishment response message to the NEF or the AMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

In this embodiment, the first selection Processing Unit 43 in the communication device may be implemented by a Central Processing Unit (CPU), a Digital Signal Processor (DSP), a Micro Control Unit (MCU), or a Programmable Gate Array (FPGA) in the communication device in practical application; the obtaining unit 41 and the initiating unit 42 in the communication device can be implemented by a communication module (including a basic communication suite, an operating system, a communication module, a standardized interface, a protocol, etc.) and a transceiving antenna in practical application.

The embodiment of the invention also provides a communication device, and the communication device of the embodiment is specifically the NEF or the AMF. Fig. 9 is a schematic structural diagram of a third configuration of a communication device according to an embodiment of the present invention, and as shown in fig. 9, the communication device includes a first communication unit 51, configured to send a tunnel establishment request message to an SMF; the tunnel establishment request message includes a local area network group identifier, the tunnel establishment request message is used for the SMF to initiate tunnel establishment, and the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier.

In an optional embodiment of the present application, as shown in fig. 10, the communication device further includes a second communication unit 52, configured to receive a PDU session establishment request message sent by a user equipment before the first communication unit 51 sends the tunnel establishment request message to the SMF, where the PDU session establishment request message includes the lan group identifier.

In an optional embodiment of the present application, as shown in fig. 11, the communication device further includes a second selection processing unit 53, configured to select an SMF based on the local area network group identifier;

the first communication unit 51 is configured to send a tunnel establishment request message to the SMF selected by the second selection processing unit 53.

In an optional embodiment of the present application, the first communication unit 51 is configured to obtain the local area network group identifier in a registration process of an AF, and send a tunnel establishment request message carrying the local area network group identifier to the SMF.

In an optional embodiment of the present application, the first communication unit 51 is further configured to receive a tunnel establishment response message sent by the SMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

In this embodiment, the second selection processing unit 53 in the communication device may be implemented by a CPU, a DSP, an MCU, or an FPGA in the communication device in practical application; the first communication unit 51 and the second communication unit 52 in the communication device may be implemented by a communication module (including a basic communication suite, an operating system, a communication module, a standardized interface, a standardized protocol, and the like) and a transceiver antenna in practical applications.

The embodiment of the invention also provides communication equipment, and the communication equipment of the embodiment is specifically UPF. Fig. 12 is a schematic diagram of a sixth configuration of a communication device according to an embodiment of the present invention, and as shown in fig. 12, the communication device includes a third communication unit 61 and a tunnel establishment unit 62; wherein the content of the first and second substances,

the third communication unit 61 is configured to receive indication information of the SMF; the indication information comprises the local area network group identification;

the tunnel establishing unit 62 is configured to establish a tunnel with an AF, where the tunnel is used for transmitting the local area network group service data corresponding to the local area network group identifier.

In an optional embodiment of the present application, the third communication unit 61 is further configured to send a tunnel establishment response message to the SMF.

In this embodiment, the third communication unit 61 and the tunnel establishing unit 62 in the communication device may be implemented by a communication module (including a basic communication suite, an operating system, a communication module, a standardized interface, a protocol, and the like) and a transceiver antenna in practical application.

It should be noted that: in the communication device provided in the foregoing embodiment, when performing data processing based on a tunnel establishment service, only the division of each program module is described as an example, and in practical applications, the processing allocation may be completed by different program modules as needed, that is, the internal structure of the device is divided into different program modules, so as to complete all or part of the processing described above. In addition, the communication device provided in the foregoing embodiment and the data processing method embodiment based on the tunnel establishment service belong to the same concept, and details of a specific implementation process thereof are referred to in the method embodiment and are not described herein again.

Fig. 13 is a schematic diagram of a hardware structure of the communication device according to the embodiment of the present invention, and as shown in fig. 13, the communication device 700 includes a memory 702, a processor 701, and a computer program stored in the memory 702 and operable on the processor 701, where the processor 701 implements the steps of the method applied to the communication device (SMF, NEF, AMF, or UPF) according to the embodiment of the present application when executing the program.

In this embodiment, the communication device further includes a communication interface 703. The various components in the communication device 700 are coupled together by a bus system 704. It is understood that the bus system 704 is used to enable communications among the components. The bus system 704 includes a power bus, a control bus, and a status signal bus in addition to a data bus. For clarity of illustration, however, the various buses are identified in figure 13 as the bus system 704.

It will be appreciated that the memory 702 can be either volatile memory or nonvolatile memory, and can include both volatile and nonvolatile memory. Among them, the nonvolatile Memory may be a Read Only Memory (ROM), a Programmable Read Only Memory (PROM), an Erasable Programmable Read-Only Memory (EPROM), an Electrically Erasable Programmable Read-Only Memory (EEPROM), a magnetic random access Memory (FRAM), a magnetic random access Memory (Flash Memory), a magnetic surface Memory, an optical Disc, or a Compact Disc Read-Only Memory (CD-ROM); the magnetic surface storage may be disk storage or tape storage. Volatile Memory can be Random Access Memory (RAM), which acts as external cache Memory. By way of illustration, and not limitation, many forms of RAM are available, such as Static Random Access Memory (SRAM), synchronous Static Random Access Memory (SSRAM), dynamic Random Access Memory (DRAM), synchronous Dynamic Random Access Memory (SDRAM), double Data Rate Synchronous Dynamic Random Access Memory (DDRSDRAM), double Data Rate Synchronous Random Access Memory (ESDRAM), enhanced Synchronous Dynamic Random Access Memory (ESDRAM), enhanced Synchronous Random Access Memory (DRAM), synchronous Random Access Memory (DRAM), direct Random Access Memory (DRmb Access Memory). The memory 702 described in connection with the embodiments of the invention is intended to comprise, without being limited to, these and any other suitable types of memory.

The method disclosed in the above embodiments of the present invention may be applied to the processor 701, or implemented by the processor 701. The processor 701 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be implemented by integrated logic circuits of hardware or instructions in the form of software in the processor 701. The processor 701 described above may be a general purpose processor, DSP, or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, or the like. The processor 701 may implement or perform the methods, steps, and logic blocks disclosed in the embodiments of the present invention. A general purpose processor may be a microprocessor or any conventional processor or the like. The steps of the method disclosed by the embodiment of the invention can be directly implemented by a hardware decoding processor, or can be implemented by combining hardware and software modules in the decoding processor. The software modules may be located in a storage medium located in the memory 702, and the processor 701 may read the information in the memory 702 and perform the steps of the aforementioned methods in conjunction with its hardware.

An embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program is configured to, when executed by a processor, implement the steps of the method applied to a communication device (SMF, NEF, or AMF, or UPF) in this embodiment of the present application.

In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners. The above-described device embodiments are merely illustrative, for example, the division of the unit is only one logical function division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, all the functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit; the integrated unit may be implemented in the form of hardware, or in the form of hardware plus a software functional unit.

Those of ordinary skill in the art will understand that: all or part of the steps for implementing the method embodiments may be implemented by hardware related to program instructions, and the program may be stored in a computer readable storage medium, and when executed, the program performs the steps including the method embodiments; and the aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic or optical disk, or various other media that can store program code.

Alternatively, the integrated unit of the present invention may be stored in a computer-readable storage medium if it is implemented in the form of a software functional module and sold or used as a separate product. Based on such understanding, the technical solutions of the embodiments of the present invention or portions thereof contributing to the prior art may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic or optical disk, or various other media that can store program code.

The methods disclosed in the several method embodiments provided in the present application may be combined arbitrarily without conflict to obtain new method embodiments.

Features disclosed in several of the product embodiments provided in the present application may be combined in any combination to yield new product embodiments without conflict.

The features disclosed in the several method or apparatus embodiments provided in the present application may be combined arbitrarily, without conflict, to arrive at new method embodiments or apparatus embodiments.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A data processing method based on a tunnel establishment service is characterized by comprising the following steps:

a Session Management Function (SMF) acquires a local area network group identifier and initiates establishment of a tunnel corresponding to the local area network group identifier, wherein the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier;

the initiating the establishment of the tunnel corresponding to the local area network group identifier includes: the SMF indicates the tunnel between the user plane function UPF establishment and the data network DN.

2. The method of claim 1, wherein prior to the SMF indicating that a UPF established the tunnel with the DN, the method further comprises:

the SMF selects a UPF based on the local area network group identifier;

the SMF indicating the tunnel between UPF establishment and DN, comprising:

and the SMF sends indication information to the selected UPF, wherein the indication information is used for indicating the tunnel between the UPF and the DN.

3. The method of claim 1, wherein the SMF obtains a local area network group identity, comprising:

the SMF receives a tunnel establishment request message sent by a network open function (NEF) or an access and mobility management function (AMF), and acquires a local area network group identifier carried in the tunnel establishment request message.

4. The method according to claim 3, wherein the tunnel establishment request message is sent if the AMF receives a Protocol Data Unit (PDU) session establishment request message sent by a user equipment; the PDU session establishment request message includes the lan group identity.

5. The method of claim 3 wherein the tunnel setup request message is sent by the NEF during registration of the DN; the DN provides the local area network group identification to the NEF during a registration procedure.

6. The method according to claim 1 or 2, characterized in that the method further comprises:

and the SMF receives a tunnel establishment response message sent by the UPF.

7. The method of any of claims 3 to 5, further comprising:

the SMF sends a tunnel establishment response message to the NEF or the AMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

8. A data processing method based on a tunnel establishment service is characterized by comprising the following steps:

a network open function NEF or an access and mobility management function AMF sends a tunnel establishment request message to an SMF; the tunnel establishment request message comprises a local area network group identifier, the tunnel establishment request message is used for the SMF to initiate the establishment of a tunnel, and the tunnel is used for the transmission of local area network group service data corresponding to the local area network group identifier;

the tunnel establishment request message is also used for the SMF to indicate the tunnel between UPF establishment and DN.

9. The method of claim 8, wherein before the AMF sends a tunnel setup request message to the SMF, the method further comprises:

and the AMF receives a PDU session establishment request message sent by user equipment, wherein the PDU session establishment request message comprises the local area network group identifier.

10. The method of claim 9, further comprising:

the AMF selects an SMF based on the local area network group identification;

the AMF sends a tunnel establishment request message to the SMF, and the tunnel establishment request message comprises the following steps:

the AMF sends a tunnel establishment request message to the selected SMF.

11. The method of claim 8, wherein the NEF sends a tunnel setup request message to the SMF, comprising:

and the NEF acquires the local area network group identifier in the DN registration process and sends a tunnel establishment request message carrying the local area network group identifier to the SMF.

12. The method of any one of claims 8 to 11, further comprising:

the NEF or the AMF receives a tunnel establishment response message sent by the SMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

13. A data processing method based on a tunnel establishment service is characterized by comprising the following steps:

the UPF receives indication information of the SMF; the indication information comprises a local area network group identifier;

and the UPF establishes a tunnel with the DN, and the tunnel is used for transmitting the local area network group service data corresponding to the local area network group identification.

14. The method of claim 13, further comprising:

and the UPF sends a tunnel establishment response message to the SMF.

15. A communication device is characterized in that the communication device is an SMF, and the communication device comprises an acquisition unit and an initiation unit; wherein, the first and the second end of the pipe are connected with each other,

the acquisition unit is used for acquiring the local area network group identifier;

the initiating unit is configured to initiate establishment of a tunnel corresponding to the local area network group identifier, where the tunnel is used for transmission of local area network group service data corresponding to the local area network group identifier;

the initiating unit is used for indicating the tunnel between the UPF and the DN.

16. The communication device according to claim 15, wherein the communication device further comprises a first selection processing unit configured to select a UPF based on the local area network group identity;

the initiating unit is configured to send indication information to the UPF selected by the first selection processing unit, where the indication information is used to indicate that the UPF establishes the tunnel with the DN.

17. The communications device according to claim 15, wherein the obtaining unit is configured to receive a tunnel establishment request message sent by the NEF or the AMF, and obtain the local area network group identifier carried in the tunnel establishment request message.

18. The communications device of claim 17, wherein the tunnel establishment request message is sent when the AMF receives a PDU session establishment request message sent by a user equipment; the PDU session establishment request message includes the local area network group identifier.

19. The communications device of claim 17, wherein the tunnel establishment request message is sent by the NEF during registration of the DN; the DN provides the local area network group identification to the NEF during registration.

20. The communication device according to claim 15 or 16, wherein the initiating unit is further configured to receive a tunnel establishment response message sent by the UPF.

21. The communications device according to any one of claims 17 to 19, wherein the obtaining unit is further configured to send a tunnel establishment response message to the NEF or the AMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

22. A communication device, wherein the communication device is a NEF or an AMF, and wherein the communication device comprises a first communication unit configured to send a tunnel establishment request message to an SMF; the tunnel establishment request message comprises a local area network group identifier, the tunnel establishment request message is used for the SMF to initiate the establishment of a tunnel, and the tunnel is used for the transmission of local area network group service data corresponding to the local area network group identifier; the tunnel establishment request message is also used for the SMF to indicate the tunnel between UPF establishment and DN.

23. The communications device according to claim 22, wherein the communications device further comprises a second communications unit, configured to receive a PDU session setup request message sent by a user equipment before the first communications unit sends a tunnel setup request message to the SMF, where the PDU session setup request message includes the local area network group identifier.

24. The communication device according to claim 23, wherein the communication device further comprises a second selection processing unit configured to select an SMF based on the local area network group identity;

25. The communications device according to claim 22, wherein the first communications unit is configured to obtain the local area network group identifier in a registration procedure of a DN, and send a tunnel establishment request message carrying the local area network group identifier to the SMF.

26. The communication apparatus according to any one of claims 22 to 25, wherein the first communication unit is further configured to receive a tunnel establishment response message sent by the SMF; and the tunnel establishment response message is sent after the SMF obtains a tunnel establishment result.

27. A communication device, wherein the communication device is a UPF; the communication device comprises a third communication unit and a tunnel establishment unit; wherein the content of the first and second substances,

the third communication unit is used for receiving indication information of the SMF; the indication information comprises a local area network group identifier;

the tunnel establishing unit is used for establishing a tunnel with the DN, and the tunnel is used for transmitting the local area network group service data corresponding to the local area network group identifier.

28. The communications device of claim 27, wherein the third communications unit is further configured to send a tunnel setup response message to the SMF.

29. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 7; or the program when executed by a processor implements the steps of the method of any one of claims 8 to 12; alternatively, the program is adapted to carry out the steps of the method of claim 13 or 14 when executed by a processor.

30. A communication device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the steps of the method of any one of claims 1 to 7 are implemented when the program is executed by the processor; or the processor, when executing the program, implements the steps of the method of any one of claims 8 to 12; alternatively, the processor implements the steps of the method of claim 13 or 14 when executing the program.