CN117241320A - Application data distribution method and device, electronic equipment and storage medium - Google Patents
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Abstract
The disclosure provides an application data distribution method, an application data distribution device, electronic equipment and a storage medium, and relates to the technical field of communication. The method comprises the steps that a user plane function UPF network element receives application data from a user terminal; the UPF network element identifies application characteristic information or application grouping information of the application data; the UPF network element determines distribution rule information of the application data based on a predefined application distribution mapping relation, according to application characteristic information or application grouping information of the application data, wherein the application distribution mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information; and the UPF network element shunts the application data according to the shunting rule information of the application data. In the embodiment of the disclosure, because the mapping relation between the application identifier and the application characteristic information or the application grouping information is set, different shunting strategies can be adopted for different applications.
Description
Technical Field
The disclosure relates to the technical field of communication, and in particular relates to an application data distribution method, an application data distribution device, electronic equipment and a storage medium.
Background
3GPP is currently under study for 5G systems. The 5G system architecture comprises: SMF, UPF, PCF, etc.
The 3GPP defines the 5G core network as a decomposable network architecture, introduces a CUPS architecture, sinks UPF network elements to a place nearer to a user, and realizes local distribution of user data based on technical schemes such as UL CL, IPv6 Multi-home, LADN and the like by edge UPF, thereby avoiding all traffic from detouring a central network, reducing the pressure of backbone network transmission and the networking cost, and improving the bearing efficiency and user service experience of packet data in the network.
In the prior art, the distribution scene is mainly based on the content below the layer 4 of the IP packet and information such as LADN service area information and LADN DNN, but when a large network and an enterprise private network are required to be used for different applications in some scenes, different distribution strategies are adopted, and the prior art scheme cannot meet and realize local application level distribution.
It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The disclosure provides an application data distribution method, an application data distribution device, electronic equipment and a storage medium, which at least overcome the problem that different distribution strategies cannot be adopted for data of different applications in the related technology to a certain extent.
Other features and advantages of the present disclosure will be apparent from the following detailed description, or may be learned in part by the practice of the disclosure.
According to one aspect of the present disclosure, there is provided an application data offloading method, applied to a user plane function UPF network element, including: receiving application data from a user terminal; identifying application characteristic information or application grouping information of the application data; determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, wherein the application distribution mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information; and distributing the application data according to the distribution rule information of the application data.
In one embodiment of the present disclosure, before receiving the application data from the user terminal, the method further comprises: and receiving an uplink classifier (UL CL) splitting rule issued by the PCF network element, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
According to another aspect of the present disclosure, there is provided an application data offloading method, applied to a PCF network element of a policy control function, including: receiving a session establishment request sent by a user terminal, wherein the session establishment request is used for requesting to establish a session between the user terminal and a user plane function UPF network element; and according to the session establishment request, an uplink classifier (UL CL) distribution rule is issued to a UPF network element, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is further used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, and further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, so as to distribute the application data, wherein the application distribution mapping relation is a mapping relation between the application identifier and the application characteristic information or the application grouping information carried in the packet detection rule PDR.
In one embodiment of the present disclosure, before issuing the uplink classifier UL CL splitting rule to the UPF network element according to the session establishment request, the method further includes: extracting application characteristic information of different application data; and defining a mapping relation between the application identifier and the application characteristic information in the packet detection rule PDR.
In one embodiment of the present disclosure, the method further comprises: grouping different application data to obtain application grouping information; a mapping relationship between application identifications and application packet information in the packet detection rules PDR is defined.
According to another aspect of the present disclosure, there is provided an application data distribution system, comprising: the system comprises a PCF network element and a UPF network element, wherein the PCF network element is used for receiving a session establishment request sent by a user terminal; according to the session establishment request, a UL CL splitting rule is issued to a UPF network element; the UPF network element is used for receiving application data from the user terminal; identifying application characteristic information or application grouping information of the application data; determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation; the session establishment request is used for requesting to establish a session between the user terminal and the UPF network element; the application distribution mapping relation is the mapping relation between an application identifier carried in the packet detection rule PDR and application characteristic information or application grouping information; the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
According to another aspect of the present disclosure, there is provided an application data offloading device, applied to a user plane function UPF network element, including: an application data receiving module for receiving application data from a user terminal; the information identification module is used for identifying application characteristic information or application grouping information of the application data; the distribution rule information determining module is used for determining distribution rule information of the application data according to application feature information or application grouping information of the application data based on a predefined application distribution mapping relation, wherein the application distribution mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application feature information or the application grouping information; and the data distribution module is used for distributing the application data according to distribution rule information of the application data.
According to another aspect of the present disclosure, there is provided an application data offloading device, applied to a PCF network element of a policy control function, including: a session establishment request receiving module, configured to receive a session establishment request sent by a user terminal, where the session establishment request is used to request establishment of a session between the user terminal and a user plane function UPF network element; and the distribution rule issuing module is used for issuing an uplink classifier (UL CL) distribution rule to a UPF network element according to the session establishment request, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is also used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, and further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, so as to distribute the application data, and the application distribution mapping relation is a mapping relation between the application identifier and the application characteristic information or the application grouping information carried in the packet detection rule PDR.
According to still another aspect of the present disclosure, there is provided an electronic apparatus including: a processor; and a memory for storing executable instructions of the processor; wherein the processor is configured to perform the application data offloading method described above via execution of the executable instructions.
According to yet another aspect of the present disclosure, there is provided a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the above-described application data offloading method.
The application data distribution method, the device, the electronic equipment and the storage medium provided by the embodiment of the disclosure utilize a user plane function UPF network element to receive application data sent by a user terminal, wherein the application data comprises an application ID, after the application ID is acquired, the UPF network element matches the application ID of the application data according to a mapping relation in a pre-received uplink classifier UL CL distribution rule to obtain distribution rule information, the UL CL distribution rule is sent by a PCF network element, the mapping relation in the UL CL distribution rule is a mapping relation between the application ID and the distribution rule, and then the UPF network element distributes the application data according to the distribution rule information. In the embodiment of the disclosure, because the mapping relation between the application identifier and the application characteristic information or the application grouping information is set, different distribution strategies can be adopted for data of different applications, so that local application level distribution is realized.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure. It will be apparent to those of ordinary skill in the art that the drawings in the following description are merely examples of the disclosure and that other drawings may be derived from them without undue effort.
Fig. 1 illustrates a flowchart of an application data offloading method applied to a UPF network element in an embodiment of the present disclosure;
fig. 2 illustrates a flowchart of yet another application data offloading method applied to a UPF network element in an embodiment of the present disclosure;
fig. 3 shows a flowchart of an application data offloading method applied to a PCF network element in an embodiment of the disclosure;
fig. 4 is a flowchart illustrating another method for splitting application data applied to a PCF network element in an embodiment of the disclosure;
fig. 5 shows a flowchart of yet another application data offloading method applied to a PCF network element in an embodiment of the disclosure;
fig. 6 is a schematic diagram of an application data splitting device applied to a UPF network element in an embodiment of the disclosure;
Fig. 7 is a schematic diagram of an application data splitting device applied to a PCF network element in an embodiment of the disclosure;
FIG. 8 illustrates a schematic diagram of an exemplary system architecture for an application data splitting method or application data splitting apparatus in an embodiment of the present disclosure;
FIG. 9 shows a block diagram of an electronic device in an embodiment of the disclosure;
FIG. 10 illustrates a flow chart of an application data offloading method in an embodiment of the disclosure;
fig. 11 shows a block diagram of a computer-readable storage medium in an embodiment of the disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted. Some of the block diagrams shown in the figures are functional entities and do not necessarily correspond to physically or logically separate entities. These functional entities may be implemented in software or in one or more hardware modules or integrated circuits or in different networks and/or processor devices and/or microcontroller devices.
For ease of understanding, the following first explains the several terms involved in this disclosure as follows:
3GPP:3rd Generation Partnership Project, third generation partnership project;
5G:5th Generation, fifth Generation mobile communication technology;
SMF: session Management Function, session management function;
UPF: user Plane Function, user plane functions;
PCF: policy Control Function, policy control function;
cup: control And User Plane Separation, control is decoupled from the user plane.
UL CL: uplink Classifier, upstream classifier;
LADN: local Area Data Network, local data network;
IPv6: internet Protocol Version 6, internet protocol version 6;
multi-home: multi-homing;
SDF: service Data Flow, service data flow;
DNN: data network name, data network name;
DPI: deep Packet Inspection, depth detection technique;
ID: identity Document, identification number of ID card;
APP: application, application program;
UE: user Equipment;
AN: access Network, access Network;
AMF: access and Mobility Management function access and mobility management functions;
SMF: session Management Function, session management function;
DN: data Network, data Network.
The present exemplary embodiment will be described in detail below with reference to the accompanying drawings and examples.
First, an application data offloading method is provided in an embodiment of the present disclosure, where the method may be performed by any electronic device with computing processing capabilities.
Fig. 1 shows a flowchart of an application data splitting method applied to a UPF network element in an embodiment of the present disclosure, and as shown in fig. 1, the application data splitting method applied to a UPF network element provided in an embodiment of the present disclosure includes the following steps:
s102, receiving application data from the user terminal.
It should be noted that the user terminal may be various electronic devices, including but not limited to a smart phone, a tablet computer, a laptop portable computer, a desktop computer, a wearable device, an augmented reality device, a virtual reality device, and the like. Alternatively, the clients of the applications installed in different terminal devices are the same or clients of the same type of application based on different operating systems. The specific form of the application client may also be different based on the different terminal platforms, for example, the application client may be a mobile phone client, a PC client, etc. The application data may be data with information characterizing the application.
For example, the UPF network element receives data transmitted by the mobile phone client through the micro-message APP.
S104, identifying application characteristic information or application grouping information of the application data.
The application feature information may be an application feature ID. The application packet information may be an application packet ID.
For example, the application feature information may be a hundred degree application feature ID: baidu, tencent application feature ID: tencent, beep application feature ID: bilibili. The application packet information may be hundred degrees APP and Tencent APP as a first application packet, where the first application packet ID is: 001, the mile beep is a second application packet, and the second application packet ID is: 002.
s106, based on a predefined application distribution mapping relation, determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data, wherein the application distribution mapping relation is a mapping relation between application identifiers carried in the packet detection rule PDR and the application characteristic information or the application grouping information.
It should be noted that the application identifier may be an APP ID.
For example, hundred degree APP ID: baidu.app, tengmao APP ID: tencent. APP, beep curry APP ID: bilibilili.app.
S108, distributing the application data according to the distribution rule information of the application data.
In a specific example, the edge UPF network element receives application data (hundred degree application data, tencement application data, beep mile application data) from the user terminal, and identifies an application feature ID of the hundred degree application data: baidu, application feature ID of messenger application data: tencent, application feature ID of the beep application data of the beep: bilibili, based on a predefined application splitting mapping relation (hundred APP ID: baidu.App and application feature ID: baidu mapping, tencent.App and application feature ID: tencent mapping, beep mile APP ID: bilibili.App and application feature ID: bilibili mapping), determines that hundred APP data corresponding to the application feature ID of the hundred APP ID mapping is split to a first edge UPF, determines that Tencent APP data corresponding to the application feature ID of the Tencent APP ID mapping is split to a second edge UPF, and determines beep mile APP data corresponding to the application feature ID of the beep mile APP ID mapping is split to a third edge UPF.
In specific implementation, the method and the device determine the distribution rule information of the application data according to the application characteristic information or the application grouping information of the application data based on the predefined application distribution mapping relation, so that the local distribution control granularity of the edge UPF network element is finely divided, the distribution strategy is more flexible, the configuration method is simpler, and the application level distribution is realized.
In one embodiment of the present disclosure, as shown in fig. 2, the application data splitting method provided in the embodiment of the present disclosure may obtain the uplink classifier UL CL splitting rule by:
s202, receiving an uplink classifier (UL CL) splitting rule issued by a PCF network element, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
Fig. 3 shows a flowchart of an application data splitting method applied to a PCF network element in an embodiment of the present disclosure, as shown in fig. 3, the application data splitting method applied to the PCF network element provided in the embodiment of the present disclosure includes the following steps:
s302, receiving a session establishment request sent by a user terminal, wherein the session establishment request is used for requesting to establish a session between the user terminal and a user plane function UPF network element.
It should be noted that the user terminal may be various electronic devices, including but not limited to a smart phone, a tablet computer, a laptop portable computer, a desktop computer, a wearable device, an augmented reality device, a virtual reality device, and the like. Alternatively, the clients of the applications installed in different terminal devices are the same or clients of the same type of application based on different operating systems. The specific form of the application client may also be different based on the different terminal platforms, for example, the application client may be a mobile phone client, a PC client, etc. The Session establishment request may be a request to create a Session.
S304, issuing an uplink classifier (UL CL) distribution rule to UPF network elements according to a session establishment request, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network elements are further used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, so as to distribute the application data, and the application distribution mapping relation is a mapping relation between the application identifier carried in the packet detection rule PDR and the application characteristic information or the application grouping information.
It should be noted that the application identifier may be an APP ID.
For example, hundred degree APP ID: baidu.app, tengmao APP ID: tencent. APP, beep curry APP ID: bilibilili.app.
In specific implementation, the user terminal initiates a session establishment process, triggers the PCF and issues an UL CL splitting rule to the edge UPF network element, the UL CL splitting rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the application identifier carried in the packet detection rule PDR has a mapping relation with application characteristic information or application grouping information, so that the local splitting control granularity of the edge UPF network element is more finely divided, a splitting strategy is more flexible, a configuration method is simpler, and application level splitting is realized.
In one embodiment of the present disclosure, as shown in fig. 4, the application data offloading method applied to the PCF network element provided in the embodiment of the present disclosure may define a mapping relationship between application identifiers and application feature information in the PDR by:
s402, extracting application characteristic information of different application data;
s404, defining a mapping relation between the application identification and the application characteristic information in the packet detection rule PDR.
For example, the application feature information extraction is performed on the hundred-degree application data, the Tencement application data, and the beep-mile application data, and the application feature ID of the hundred-degree application data: baidu, application feature ID of messenger application data: tencent, application feature ID of the beep application data of the beep: bilibili. The application identifier is hundred degree APP ID: baidu.app, tengmao APP ID: tencent. APP, beep curry APP ID: bilibilili.app, application feature ID for hundred degrees application data: baidu and hundred degree APP ID: baidu.app map, application feature ID to which application data will be vacated: tencent and Tencent APP ID: tencent. APP map, beep curry APP ID: bilibilili.app and curry APP ID: bilibilili.app map.
In specific implementation, the method and the device enable the local shunt control granularity of the edge UPF network element to be finely divided based on the mapping relation between the application identifier and the application characteristic information in the defined packet detection rule PDR, the shunt strategy is flexible, the configuration method is simple, and application level shunt is achieved.
In one embodiment of the present disclosure, as shown in fig. 5, the application data splitting method applied to PCF network elements provided in the embodiment of the present disclosure may employ different local splitting policies for different application groups through the following steps:
s502, grouping different application data to obtain application grouping information;
s504, defining a mapping relation between application identification and application grouping information in the packet detection rule PDR.
For example, the hundred degree application data, the Tencent application data and the Tencent application data are grouped, the hundred degree APP and the Tencent APP are used as first application groups, and the ID of the first application groups is: 001, the mile beep is a second application packet, and the second application packet ID is: 002. the application identifier is hundred degree APP ID: baidu.app, tengmao APP ID: tencent. APP, beep curry APP ID: bilibilili.app, hundred degrees APP ID: baidu.app, tengmao APP ID: tencent. App is associated with the first application packet ID:001 mapping, the serge APP ID: bilibilili.app and second application packet ID:002 mapping.
In specific implementation, the application is classified and grouped based on the mapping relation between the application identifier and the application grouping information in the defined packet detection rule PDR, and different local shunting strategies can be adopted for different application groups.
Based on the same inventive concept, an application data splitting device is also provided in the embodiments of the present disclosure, as described in the following embodiments. Since the principle of solving the problem of the embodiment of the device is similar to that of the embodiment of the method, the implementation of the embodiment of the device can be referred to the implementation of the embodiment of the method, and the repetition is omitted.
Fig. 6 shows a schematic diagram of an application data splitting device applied to one side of a user plane function UPF network element in an embodiment of the present disclosure, and as shown in fig. 6, the device includes: an application data receiving module 601, an information identifying module 602, a data splitting module 603 and a splitting rule receiving module 604.
The application data receiving module is used for receiving application data from the user terminal; the information identification module is used for identifying application characteristic information or application grouping information of the application data; the distribution rule information determining module is used for determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, wherein the application distribution mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information; and the data distribution module is used for distributing the application data according to distribution rule information of the application data.
In an embodiment of the present disclosure, the above-mentioned application data splitting device applied to a user plane function UPF network element further includes a splitting rule receiving module 604, configured to receive an uplink classifier UL CL splitting rule issued by a PCF network element, where the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
In a specific example, the internet mainstream application fingerprint features are accumulated through machine learning, and are packaged into a feature library file, and feature loading and updating are performed when the edge UPF is started or the feature library is updated. Defining a feature rule mapping relation, and predefining a mapping relation between an application feature ID or an application group ID and an APP ID carried by the PDR. And establishing the user session, initiating a session establishment process by the UE, triggering the PCF and issuing a UL CL rule, wherein the PDR corresponding to the UL CL rule needs to carry the APP ID related to the specific application distribution. After the session is established, the UE initiates an application data interaction process. After user data is analyzed and identified, the edge UPF DPI module performs feature matching with the flow message by using a loading feature rule after the user data reaches the edge UPF, and an identification result is returned after the matching is successful. And the service feature ID or the group ID is matched with the APP ID carried by the PDR according to a predefined mapping rule. And (5) successfully matching, and executing the subsequent local shunting by applying a shunting strategy.
Fig. 7 shows a schematic diagram of an application data splitting device applied to a PCF network element side of a policy control function in an embodiment of the present disclosure, as shown in fig. 7, where the device includes: the session establishment request receiving module 701, the offload rule issuing module 702, the application feature information mapping module 703 and the application packet information mapping module 704.
The system comprises a session establishment request receiving module, a user interface function UPF network element and a user interface function UPF network element, wherein the session establishment request receiving module is used for receiving a session establishment request sent by a user terminal, and the session establishment request is used for requesting to establish a session between the user terminal and the user interface function UPF network element; and the distribution rule issuing module is used for issuing an uplink classifier (UL CL) distribution rule to the UPF network element according to the session establishment request, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is also used for receiving application data from the user terminal, identifying application characteristic information or application grouping information of the application data, further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, so as to distribute the application data, and the application distribution mapping relation is a mapping relation between the application identifier carried in the packet detection rule PDR and the application characteristic information or the application grouping information.
In an embodiment of the present disclosure, the application data offloading device applied to the PCF network element of the policy control function further includes an application feature information mapping module 703, configured to extract application feature information of different application data; and defining a mapping relation between the application identifier and the application characteristic information in the packet detection rule PDR.
In an embodiment of the present disclosure, the application data offloading device applied to the PCF network element of the policy control function further includes an application packet information mapping module 704, configured to group different application data to obtain application packet information; a mapping relationship between application identifications and application packet information in the packet detection rules PDR is defined.
Fig. 8 shows a schematic diagram of an exemplary system architecture to which the data splitting method or the data splitting apparatus may be applied in the embodiments of the present disclosure, and as shown in fig. 8, the system architecture may include a PCF network element 801 and a UPF network element 802.
The PCF network element is used for receiving a session establishment request sent by the user terminal, wherein the session establishment request is used for requesting to establish a session between the user terminal and the user plane function UPF network element; and the PCF network element transmits an uplink classifier (UL CL) splitting rule to the UPF network element according to the session establishment request, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
The UPF network element is used for receiving application data from the user terminal; identifying application characteristic information or application grouping information of the application data; determining shunting rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application shunting mapping relation, wherein the application shunting mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information; and distributing the application data according to the distribution rule information of the application data.
In one embodiment of the present disclosure, the PCF network element is further configured to: extracting application characteristic information of different application data; and defining a mapping relation between the application identifier and the application characteristic information in the packet detection rule PDR.
In one embodiment of the present disclosure, the PCF network element is further configured to: grouping different application data to obtain application grouping information; a mapping relationship between application identifications and application packet information in the packet detection rules PDR is defined.
In one embodiment of the present disclosure, the UPF network element is further configured to: and receiving an uplink classifier (UL CL) splitting rule issued by the PCF network element, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
The PCF network element and the UPF network element may be connected through a wired network or through a wireless network.
Those skilled in the art will appreciate that the number of PCF network elements and UPF network elements in fig. 8 is merely illustrative, and that any number of PCF network elements, UPF network elements may be provided as desired. The embodiments of the present disclosure are not limited in this regard.
Those skilled in the art will appreciate that the various aspects of the present disclosure may be implemented as a system, method, or program product. Accordingly, various aspects of the disclosure may be embodied in the following forms, namely: an entirely hardware embodiment, an entirely software embodiment (including firmware, micro-code, etc.) or an embodiment combining hardware and software aspects may be referred to herein as a "circuit," module "or" system.
An electronic device 900 according to such an embodiment of the present disclosure is described below with reference to fig. 9. The electronic device 900 shown in fig. 9 is merely an example and should not be construed to limit the functionality and scope of use of embodiments of the present disclosure in any way.
As shown in fig. 9, the electronic device 900 is embodied in the form of a general purpose computing device. Components of electronic device 900 may include, but are not limited to: the at least one processing unit 910, the at least one storage unit 920, and a bus 930 connecting the different system components (including the storage unit 920 and the processing unit 910).
Wherein the storage unit stores program code that is executable by the processing unit 910 such that the processing unit 910 performs steps according to various exemplary embodiments of the present disclosure described in the above-described "exemplary methods" section of the present specification.
For example, the processing unit 910 may perform the following steps of the method embodiment described above: receiving application data from a user terminal; identifying application characteristic information or application grouping information of the application data; determining shunting rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application shunting mapping relation, wherein the application shunting mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information; and distributing the application data according to the distribution rule information of the application data.
For example, the processing unit 910 may perform the following steps of the method embodiment described above: and receiving an uplink classifier (UL CL) splitting rule issued by the PCF network element, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
For example, the processing unit 910 may perform the following steps of the method embodiment described above: receiving a session establishment request sent by a user terminal, wherein the session establishment request is used for requesting to establish a session between the user terminal and a user plane function UPF network element; and issuing an uplink classifier (UL CL) distribution rule to a UPF network element according to a session establishment request, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is further used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, and distributing the application data, wherein the application distribution mapping relation is a mapping relation between the application identifier and the application characteristic information or the application grouping information carried in the packet detection rule PDR.
For example, the processing unit 910 may perform the following steps of the method embodiment described above: extracting application characteristic information of different application data; and defining a mapping relation between the application identifier and the application characteristic information in the packet detection rule PDR.
For example, the processing unit 910 may perform the following steps of the method embodiment described above: grouping different application data to obtain application grouping information; a mapping relationship between application identifications and application packet information in the packet detection rules PDR is defined.
The storage unit 920 may include readable media in the form of volatile storage units, such as Random Access Memory (RAM) 9201 and/or cache memory 9202, and may further include Read Only Memory (ROM) 9203.
The storage unit 920 may also include a program/utility 9204 having a set (at least one) of program modules 9205, such program modules 9205 include, but are not limited to: an operating system, one or more application programs, other program modules, and program data, each or some combination of which may include an implementation of a network environment.
The bus 930 may be one or more of several types of bus structures including a memory unit bus or memory unit controller, a peripheral bus, an accelerated graphics port, a processing unit, or a local bus using any of a variety of bus architectures.
The electronic device 900 may also communicate with one or more external devices 940 (e.g., keyboard, pointing device, bluetooth device, etc.), one or more devices that enable a user to interact with the electronic device 900, and/or any devices (e.g., routers, modems, etc.) that enable the electronic device 900 to communicate with one or more other computing devices. Such communication may occur through an input/output (I/O) interface 950. Also, electronic device 900 may communicate with one or more networks such as a Local Area Network (LAN), a Wide Area Network (WAN), and/or a public network, such as the Internet, through network adapter 960. As shown, the network adapter 960 communicates with other modules of the electronic device 900 over the bus 930. It should be appreciated that although not shown, other hardware and/or software modules may be used in connection with electronic device 900, including, but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, data backup storage systems, and the like.
From the above description of embodiments, those skilled in the art will readily appreciate that the example embodiments described herein may be implemented in software, or may be implemented in software in combination with the necessary hardware. Thus, the technical solution according to the embodiments of the present disclosure may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (may be a CD-ROM, a U-disk, a mobile hard disk, etc.) or on a network, including several instructions to cause a computing device (may be a personal computer, a server, a terminal device, or a network device, etc.) to perform the method according to the embodiments of the present disclosure.
Fig. 10 shows a flowchart of an application data offloading method in an embodiment of the present disclosure. As shown in fig. 10, the application data offloading method provided in the embodiment of the present disclosure includes the following steps:
s1001, loading an application feature library by a UPF network element;
s1002, triggering and establishing PDU Session by the SMF network element;
s1003, the SMF network element sends a Session establishment request to the UPF network element through an N4 interface, wherein the Session establishment request comprises PDR SDF (IP five-tuple)/APP ID;
s1004, the UPF network element sends a Session establishment response to the UPF network element through the N4 interface.
In an exemplary embodiment of the present disclosure, a computer-readable storage medium, which may be a readable signal medium or a readable storage medium, is also provided. Fig. 11 illustrates a schematic diagram of a computer-readable storage medium in an embodiment of the present disclosure, as shown in fig. 11, on which a program product capable of implementing the above-described method of the present disclosure is stored 1100. In some possible implementations, various aspects of the disclosure may also be implemented in the form of a program product comprising program code for causing a terminal device to carry out the steps according to the various exemplary embodiments of the disclosure as described in the "exemplary methods" section of this specification, when the program product is run on the terminal device.
For example, a program product in an embodiment of the disclosure, when executed by a processor, performs a method of: receiving application data from a user terminal; identifying application characteristic information or application grouping information of the application data; determining shunting rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application shunting mapping relation, wherein the application shunting mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information; and distributing the application data according to the distribution rule information of the application data.
In one embodiment, the program product of the disclosed embodiments, when executed by a processor, performs a method comprising: and receiving an uplink classifier (UL CL) splitting rule issued by the PCF network element, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
For example, a program product in an embodiment of the disclosure, when executed by a processor, performs a method of: receiving a session establishment request sent by a user terminal, wherein the session establishment request is used for requesting to establish a session between the user terminal and a user plane function UPF network element; and issuing an uplink classifier (UL CL) distribution rule to a UPF network element according to a session establishment request, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is further used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, and distributing the application data, wherein the application distribution mapping relation is a mapping relation between the application identifier and the application characteristic information or the application grouping information carried in the packet detection rule PDR.
In one embodiment, the program product of the disclosed embodiments, when executed by a processor, performs a method comprising: : extracting application characteristic information of different application data; and defining a mapping relation between the application identifier and the application characteristic information in the packet detection rule PDR.
In one embodiment, the program product of the disclosed embodiments, when executed by a processor, performs a method comprising: grouping different application data to obtain application grouping information; a mapping relationship between application identifications and application packet information in the packet detection rules PDR is defined.
More specific examples of the computer readable storage medium in the present disclosure may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
In this disclosure, a computer readable storage medium may include a data signal propagated in baseband or as part of a carrier wave, with readable program code embodied therein. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the foregoing. A readable signal medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Alternatively, the program code embodied on a computer readable storage medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
In particular implementations, the program code for carrying out operations of the present disclosure may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device, partly on a remote computing device, or entirely on the remote computing device or server. In the case of remote computing devices, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., connected via the Internet using an Internet service provider).
It should be noted that although in the above detailed description several modules or units of a device for action execution are mentioned, such a division is not mandatory. Indeed, the features and functionality of two or more modules or units described above may be embodied in one module or unit in accordance with embodiments of the present disclosure. Conversely, the features and functions of one module or unit described above may be further divided into a plurality of modules or units to be embodied.
Furthermore, although the steps of the methods in the present disclosure are depicted in a particular order in the drawings, this does not require or imply that the steps must be performed in that particular order or that all illustrated steps be performed in order to achieve desirable results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step to perform, and/or one step decomposed into multiple steps to perform, etc.
From the description of the above embodiments, those skilled in the art will readily appreciate that the example embodiments described herein may be implemented in software, or may be implemented in software in combination with the necessary hardware. Thus, the technical solution according to the embodiments of the present disclosure may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (may be a CD-ROM, a U-disk, a mobile hard disk, etc.) or on a network, including several instructions to cause a computing device (may be a personal computer, a server, a mobile terminal, or a network device, etc.) to perform the method according to the embodiments of the present disclosure.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This disclosure is intended to cover any adaptations, uses, or adaptations of the disclosure following the general principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. An application data distribution method, which is characterized by being applied to a user plane function UPF network element, comprises the following steps:
receiving application data from a user terminal;
identifying application characteristic information or application grouping information of the application data;
determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, wherein the application distribution mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application characteristic information or the application grouping information;
and distributing the application data according to the distribution rule information of the application data.
2. The application data offloading method of claim 1, wherein prior to receiving application data from a user terminal, the method further comprises:
and receiving an uplink classifier (UL CL) splitting rule issued by the PCF network element, wherein the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
3. An application data distribution method is characterized by being applied to a policy control function PCF network element, and comprises the following steps:
receiving a session establishment request sent by a user terminal, wherein the session establishment request is used for requesting to establish a session between the user terminal and a user plane function UPF network element;
and according to the session establishment request, an uplink classifier (UL CL) distribution rule is issued to a UPF network element, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is further used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, and further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, so as to distribute the application data, wherein the application distribution mapping relation is a mapping relation between the application identifier and the application characteristic information or the application grouping information carried in the packet detection rule PDR.
4. The application data offloading method of claim 3, wherein prior to issuing an uplink classifier, UL CL, offloading rule to a UPF network element in accordance with the session establishment request, the method further comprises:
extracting application characteristic information of different application data;
and defining a mapping relation between the application identifier and the application characteristic information in the packet detection rule PDR.
5. The application data offloading method of claim 3, wherein the method further comprises:
grouping different application data to obtain application grouping information;
a mapping relationship between application identifications and application packet information in the packet detection rules PDR is defined.
6. An application data distribution system, comprising: PCF network elements and UPF network elements,
the PCF network element is used for receiving a session establishment request sent by the user terminal; according to the session establishment request, a UL CL splitting rule is issued to a UPF network element;
the UPF network element is used for receiving application data from the user terminal; identifying application characteristic information or application grouping information of the application data; determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation;
The session establishment request is used for requesting to establish a session between the user terminal and the UPF network element; the application distribution mapping relation is the mapping relation between an application identifier carried in the packet detection rule PDR and application characteristic information or application grouping information; the UL CL splitting rule corresponds to at least one packet detection rule, and each packet detection rule carries an application identifier.
7. An application data offloading device, applied to a user plane function UPF network element, comprising:
an application data receiving module for receiving application data from a user terminal;
the information identification module is used for identifying application characteristic information or application grouping information of the application data;
the distribution rule information determining module is used for determining distribution rule information of the application data according to application feature information or application grouping information of the application data based on a predefined application distribution mapping relation, wherein the application distribution mapping relation is a mapping relation between an application identifier carried in a packet detection rule PDR and the application feature information or the application grouping information;
and the data distribution module is used for distributing the application data according to distribution rule information of the application data.
8. An application data distribution device, which is characterized in that the application data distribution device is applied to a policy control function PCF network element, and comprises:
a session establishment request receiving module, configured to receive a session establishment request sent by a user terminal, where the session establishment request is used to request establishment of a session between the user terminal and a user plane function UPF network element;
and the distribution rule issuing module is used for issuing an uplink classifier (UL CL) distribution rule to a UPF network element according to the session establishment request, wherein the UL CL distribution rule corresponds to at least one packet detection rule, each packet detection rule carries an application identifier, the UPF network element is also used for receiving application data from a user terminal, identifying application characteristic information or application grouping information of the application data, and further determining distribution rule information of the application data according to application characteristic information or application grouping information of the application data based on a predefined application distribution mapping relation, so as to distribute the application data, and the application distribution mapping relation is a mapping relation between the application identifier and the application characteristic information or the application grouping information carried in the packet detection rule PDR.
9. An electronic device, comprising:
A processor; and
a memory for storing executable instructions of the processor;
wherein the processor is configured to perform the application data splitting method of any of claims 1 to 5 via execution of the executable instructions.
10. A computer readable storage medium having stored thereon a computer program, wherein the computer program, when executed by a processor, implements the application data splitting method of any of claims 1 to 5.
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| CN202210635204.7A CN117241320A (en) | 2022-06-06 | 2022-06-06 | Application data distribution method and device, electronic equipment and storage medium |
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| CN202210635204.7A CN117241320A (en) | 2022-06-06 | 2022-06-06 | Application data distribution method and device, electronic equipment and storage medium |
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