CN114641014A - User plane entity, configuration method, system and equipment - Google Patents
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Abstract
The invention provides a user plane entity, a configuration method, a system and equipment, wherein the user plane entity comprises: at least one user plane UP component, wherein each user plane UP component is used for completing at least one function of a user plane UP functional entity; at least one user plane UP control function, configured to manage partitioning of at least one user plane UP component of the user plane entity and/or manage bearer configuration of the user plane UP component. The technical scheme of the invention can reduce the functional redundancy of the user plane, improve the processing efficiency of the user plane and meet the service requirements of various applications, especially edge low-delay applications.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a user plane entity, a configuration method, a system, and a device.
Background
In the prior art, there is redundancy in functions between UPF (User Plane Function), CU-UP (Centralized Unit-User Plane), and DU (Distributed Unit), such as: both the UPF and the SDAP (Service Data Adaptation Protocol) have QoS (Quality of Service) processing modules, both the UPF and the PDCP (Packet Data Convergence Protocol) have security related modules, both the RLC (Radio Link Control) and the MAC (Media Access Control) have retransmission function modules, and both the RLC (Radio Link approval) and the MAC have similar multiplexing/reassembling functions. The redundancy of functions and the stack protocol processing flow can directly increase the data processing time, and the larger data processing time delay can not meet the end-to-end time delay requirement of the edge service.
In order to reduce the user plane delay, the 5G network adopts a method of sinking the UPF to the access computer room, and in addition, the industry is also considering to enhance the UPF processing efficiency by using a hardware acceleration technology. However, UPF) sink method has a limited processing time that can be reduced, and hardware acceleration techniques can only achieve UPF processing efficiency to the performance of dedicated hardware devices. Therefore, how to further increase the processing speed and reduce the time delay is an urgent problem to be solved.
Disclosure of Invention
The invention provides a user plane entity, a configuration method, a network system and communication equipment, which are used for reducing the redundancy of user plane functions and improving the processing efficiency of a user plane so as to meet the service requirements of various applications, particularly edge low-delay applications.
In order to solve the above technical problem, an embodiment of the present invention provides the following technical solutions:
a user plane entity, comprising:
at least one user plane UP component, wherein each user plane UP component is used for completing at least one function of a user plane UP functional entity;
at least one user plane UP control function, configured to manage partitioning of at least one user plane UP component of the user plane entity and/or manage bearer configuration of the user plane UP component.
Optionally, the user plane UP component includes at least one of the following modules:
the charging module is used for carrying out statistical charging according to the classification result of the network message;
the security module is used for checking the validity and the security of the message;
QoS module in use for mapping QoS of data flow in different types;
the encryption and decryption module is used for carrying out encryption and decryption operation on the data packet;
the routing module is used for forwarding the data message;
the repeating module is used for copying the data packet and sending the packet on different links;
the retransmission module is used for repeatedly transmitting the data packet;
the data packet segmentation/re-segmentation module is used for segmenting the size of the data packet;
the repeated detection module is used for repeatedly detecting the data packet;
a scheduling module for perception of available resources and/or data priority management;
and the monitoring module is used for monitoring the transmission condition of the data packet. Optionally, the user plane UP component includes: a shared user plane UP component and a dedicated user plane UP component;
wherein the shared user plane UP component comprises at least a scheduling module;
the dedicated user plane UP component comprises: at least one of a charging module, a security module, a QoS module, an encryption and decryption module, a routing module, a repetition module, a retransmission module, a data packet segmentation/re-segmentation module, a repetition detection module, a scheduling module and a monitoring module.
An embodiment of the present invention further provides a network system, including: the control plane CP control function further includes: a user plane entity as described above;
the control plane CP is used for completing configuration of control information of the terminal and/or triggering UP control function to divide at least one user plane UP component into functions of the user plane entity.
Optionally, the method further includes: and the calculation force control function is used for providing calculation force resource state information for the user plane UP control function and/or receiving a request sent by the user plane UP control function and sending the calculation force resource state information to the user plane UP control function.
Optionally, at least one of the following is also included:
an Application Function (AF) for triggering a service flow;
a network open function NEF for opening network data to the outside;
a policy control function PCF to provide all mobility for which it is responsible;
a network storage function NRF for registering and managing network functions.
Optionally, further comprising;
and the data network DN is used for establishing connection with the successfully configured user plane UP component and providing services for the terminal based on the UP component.
The embodiment of the invention also provides a user plane configuration method, which is applied to a user plane UP entity and comprises the following steps:
a user plane UP control function of the user plane entity acquires a configuration request of the UP component;
the UP control function determines the configuration information of the UP component according to the configuration request and the resource of the UP component;
the UP control function completes configuration of the UP component according to the configuration information of the UP component.
Optionally, the method further includes:
the UP control function acquires a configuration request of a bearer corresponding to the UP component;
the UP control function determines the configuration information of the load corresponding to the UP component according to the configuration request;
and the UP control function completes the configuration of the bearer according to the configuration information of the bearer.
Optionally, the obtaining, by the user plane UP control function of the user plane entity, the configuration request of the UP component includes:
the UP control function receives a user plane UP component configuration request sent by a control plane CP control function, where the user plane UP component configuration request is generated based on an access request sent by a terminal, and the access request carries a service identifier.
Optionally, the determining, by the UP control function, the configuration information of the UP component according to the configuration request of the UP component and the resource includes:
the UP control function interactively determines wireless resources with a Control Plane (CP) control function based on a configuration request of the UP component and determines computational power resources with a computational power control function;
and determining the configuration of the user plane UP component and the configuration of the load bearing according to the wireless resource and the computing power resource.
Optionally, the configuring of the UP component is completed by the UP control function according to the configuration information of the UP component, including:
the UP control function establishes the user plane UP component corresponding to the service identifier according to the configuration information of the user plane UP component;
the UP control function sends the established information of the UP component and the carried configuration information to the control plane CP control function; the control function of the control plane CP sends the information of the user plane UP component and the configuration information of the load to a terminal; and the terminal and the UP component carry out information interaction to complete the configuration of the UP component of the user plane.
Optionally, the obtaining, by the user plane UP control function of the user plane entity, the configuration request of the UP component includes:
the UP control function receives a user plane UP component configuration request sent by a network open function NEF, wherein the user plane UP component configuration request is generated by the NEF based on a user plane component request of a third-party application server, and the user plane component request carries a user plane QoS requirement.
Optionally, the determining, by the UP control function, the configuration information of the UP component according to the configuration request of the UP component and the resource includes:
the UP control function interactively determines wireless resources with a Control Plane (CP) control function based on the configuration request of the user plane UP component, and determines computing resources with a computing force control function;
determining the user plane UP component configuration according to the wireless resources and the computing power resources.
Optionally, the UP control function completes configuration of the user plane UP component according to the configuration information of the UP component, including:
the UP control function sends the user plane UP component configuration to the NEF;
the UP control function receives a user plane UP component establishment confirmation sent by the NEF;
the UP control function establishes a user plane UP component according to the establishment confirmation.
Optionally, the UP control function completes configuration of the UP component on the user plane according to the configuration information of the UP component, and further includes:
the UP control function receives a service request sent by a control plane CP control function and sent to a third party application server;
the UP control function interacts with the established user plane UP component according to the service request and determines the established bearing configuration information of the UP component;
and the UP control function sends a service request response to the control plane CP control function, and the service request response carries the bearing configuration information.
The embodiment of the invention also provides a user plane configuration device, which is applied to a user plane entity, wherein the user plane entity comprises a user plane UP control function and at least one UP component, and the device comprises:
an acquisition module for acquiring a configuration request of the UP component;
a processing module, configured to determine configuration information of the UP component according to the configuration request and the resource of the UP component; and finishing the configuration of the UP component according to the configuration information of the UP component.
An embodiment of the present invention further provides a network device, including: a user plane UP control function and at least one UP component, the network device comprising:
a transceiver for obtaining a configuration request of the UP component;
a processor for determining configuration information of the UP component according to the configuration request and the resource of the UP component; and finishing the configuration of the UP component according to the configuration information of the UP component.
Embodiments of the present invention also provide a computer-readable storage medium comprising instructions which, when executed on a computer, cause the computer to perform the method as described above.
The embodiment of the invention has the following technical effects:
according to the technical scheme of the embodiment of the invention, the original 5G network user plane function is modularized, and the user plane control function is introduced, so that the user plane function module can be flexibly controlled and deployed; the redundancy of the user plane functions can be reduced, and the processing efficiency of the user plane is improved so as to meet the service requirements of various applications, especially edge low-delay applications.
Drawings
Fig. 1 is a first schematic diagram of a network system according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating a structure of a UP component of a shared user plane according to an embodiment of the present invention;
fig. 3 is a schematic flowchart of a user plane configuration method according to an embodiment of the present invention;
FIG. 4 is a first schematic diagram of a user plane configuration process according to an embodiment of the present invention;
fig. 5 is a second schematic diagram of a network system according to an embodiment of the present invention;
fig. 6 is a third schematic diagram of a network system according to an embodiment of the present invention;
fig. 7 is a second schematic diagram of a user plane configuration process according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, an embodiment of the present invention provides a user plane entity, including:
at least one user plane UP component (component), each of the user plane UP components is used for completing at least one function of a user plane UP functional entity;
at least one user plane UP control function, configured to manage partitioning of at least one user plane UP component of the user plane entity and/or manage bearer configuration of the user plane UP component.
The configuration of the UP component (including UP component module division and/or UP component bearer configuration) may be triggered by other access network CP functions (such as radio admission control module, dynamic resource allocation module, radio bearer control module, and connection mobility management module), may also be triggered by core network functions such as PCF/AMF, and the like, and may also be triggered by a third-party application server through NEF.
Wherein, different UP components can be deployed on different virtualization platforms, or on the same virtualization platform, and the components can also be called combinations, sets, components, and the like;
the user plane entity may also be referred to as a user plane functional entity.
In the embodiment of the invention, the original 5G network user plane function is modularized, and the user plane control function is introduced, so that the user plane function module can be flexibly controlled and deployed.
In an alternative embodiment of the present invention, the user plane UP component includes at least one of the following modules:
the charging module is used for carrying out statistical charging according to the classification result of the network message;
the security module is used for checking the validity and the security of the message;
QoS module in use for mapping QoS of data flow in different types;
the encryption and decryption module is used for carrying out encryption and decryption operations on the data packet;
the routing module is used for forwarding the data message;
the repeating module is used for copying the data packet and sending the packet on different links;
the retransmission module is used for repeatedly transmitting the data packet;
the data packet segmentation/re-segmentation module is used for segmenting the size of the data packet;
the repeated detection module is used for repeatedly detecting the data packet;
a scheduling module for perception of available resources and/or data priority management;
and the monitoring module is used for monitoring the transmission condition of the data packet.
The embodiment of the invention improves the user plane processing efficiency from the perspective of reducing the user plane function redundancy so as to meet the service requirements of various applications, especially edge low-delay applications.
In an alternative embodiment of the present invention, the user plane UP component includes: a shared user plane UP component and a dedicated user plane UP component;
wherein the shared User Plane (UP) component comprises at least a scheduling module;
the dedicated user plane UP component comprises: at least one of a charging module, a security module, a QoS module, an encryption and decryption module, a routing module, a repetition module, a retransmission module, a data packet segmentation/re-segmentation module, a repetition detection module, a scheduling module and a monitoring module.
Specifically, the dedicated user plane UP component may include: the system comprises a security module, a QoS module, a charging module, an encryption and decryption module, a routing module and a scheduling module;
the dedicated user plane UP component may include: the system comprises a security module, a QoS module, a charging module, an encryption and decryption module, a packet repetition module, a retransmission module, a repetition detection module, a data packet segmentation/re-segmentation module, a routing module and a scheduling module;
the dedicated user plane UP component may also include: the system comprises a retransmission module, a repeated detection module, a data packet segmentation/re-segmentation module, a routing module and a scheduling module.
In the embodiment of the present invention, the UP component not only considers the sufficient sharing and utilization of the wireless resources, but also ensures the service quality requirements of different services and different tenants (including other operators, vertical industries, etc.), and therefore, the UP component needs to be partially shared and partially proprietary.
In order to ensure that the radio resources can be fully used, the scheduling and priority processing module needs to be shared. Thus, the "shared" UP component includes at least a scheduling module.
For the time delay sensitive vertical industry, other UP component modules may be packaged as a UP component and deployed at an edge position close to a user (such as an edge computer room). Meanwhile, for the cost-sensitive internet of things service, only a part of the UP module may be included.
For example, when a third party application server requests the UP component module to be built through NEF, isolation may need to be performed, and a proprietary UP component needs to be configured, both from a security perspective and a performance perspective.
As shown in fig. 2, an embodiment of the present invention further provides a network system, including: the control plane CP control function further includes: a user plane entity as described above;
wherein, the user plane entity includes:
at least one user plane UP component, wherein each user plane UP component is used for completing at least one function of a user plane UP functional entity;
at least one user plane UP control function, configured to manage partitioning of at least one user plane UP component of the user plane entity and/or manage bearer configuration of the user plane UP component. The CP control function is used for completing the configuration of the control information of the terminal and/or triggering the UP control function to divide the function of the user plane entity into at least one user plane UP component.
Here, the configuration of the UP component (including UP component module division and/or UP component bearer configuration) may be triggered by other access network CP functions (such as radio admission control module, dynamic resource allocation module, radio bearer control module, and connection mobility management module), may also be triggered by core network functions such as PCF/AMF, and may also be triggered by a third-party application server through NEF.
Wherein, different UP components can be deployed on different virtualization platforms, and can also be deployed on the same virtualization platform.
In an alternative embodiment of the present invention, the user plane UP component includes at least one of the following modules:
the charging module is used for carrying out statistical charging according to the classification result of the network message;
the security module is used for checking the validity and the security of the message;
the QoS module is used for mapping the service quality of different types of data streams;
the encryption and decryption module is used for carrying out encryption and decryption operations on the data packet;
the routing module is used for forwarding the data message;
the repeating module is used for copying the data packet and sending the packet on different links;
the retransmission module is used for repeatedly transmitting the data packet;
the data packet segmentation/re-segmentation module is used for segmenting the size of the data packet;
the repeated detection module is used for repeatedly detecting the data packet;
a scheduling module for perception of available resources and/or data priority management;
and the monitoring module is used for monitoring the transmission condition of the data packet.
In an optional embodiment of the present invention, the network system may further include: and the calculation force control function is used for providing calculation force resource state information for the user plane UP control function and/or receiving a request sent by the user plane UP control function and sending the calculation force resource state information to the user plane UP control function.
Specifically, the computational force control function manages distributed computational force resources existing in the network, including a CPU/GPU/FPGA/ASIC and the like, and is responsible for flexibly scheduling services to different computational resource nodes as needed. The UP control function may need to perform the combination of the function blocks with reference to the computing power resource state information provided by the computing power control function.
The UP control function and the computational force control function may include two modes:
1, subscribing computing power resource state information provided by a computing power control function by an UP control function, and periodically receiving the information;
and 2, requesting and obtaining the state information of the computing power resource from the UP control function.
An optional embodiment of the present invention further comprises at least one of:
an Application Function (AF) for triggering a service flow;
a network open function NEF for opening network data to the outside;
a policy control function PCF to provide all mobility for which it is responsible;
a network storage function NRF for registering and managing network functions.
In an optional embodiment of the present invention, the network system further includes;
and the data network DN is used for establishing connection with the successfully configured user plane UP component and providing services for the terminal based on the UP component.
The embodiment of the invention improves the processing efficiency of the user plane from the perspective of reducing the functional redundancy of the user plane so as to meet the service requirements of various applications, particularly the edge low-delay application. The general idea of the proposed scheme is to modularize the original 5G network user plane functions, introduce a user plane control function, and flexibly control and deploy the user plane function modules.
As shown in fig. 4, an embodiment of the present invention further provides a user plane configuration method, which is applied to a user plane UP entity, and the method includes:
step S1, the user plane UP control function of the user plane entity obtains the configuration request of the UP component;
step S2, the UP control function determines the configuration information of the UP component according to the configuration request and the resource of the UP component;
in step S3, the UP control function completes the configuration of the UP component according to the configuration information of the UP component.
An optional embodiment of the present invention may further include:
the UP control function acquires a configuration request of a bearer corresponding to the UP component;
the UP control function determines the configuration information of the bearer corresponding to the UP component according to the configuration request;
and the UP control function completes the configuration of the bearer according to the configuration information of the bearer.
In an optional embodiment of the present invention, the obtaining, by the user plane UP control function of the user plane entity, the configuration request of the UP component includes:
the UP control function receives a user plane UP component configuration request sent by a CP control function, wherein the user plane UP component configuration request is generated based on an access request sent by a terminal, and the access request carries a service identifier.
In an alternative embodiment of the present invention, the determining, by the UP control function, the configuration information of the UP component according to the configuration request and the resource of the UP component includes:
the UP control function determines wireless resources based on configuration requests of the UP component interacting with a CP control function and determining computational resources with a computational force control function;
and determining the configuration of the user plane UP component and the configuration of the load according to the wireless resources and the computing power resources.
In an optional embodiment of the present invention, the configuration of the UP component is completed by the UP control function according to the configuration information of the UP component, including:
the UP control function establishes the user plane UP component corresponding to the service identifier according to the configuration information of the user plane UP component;
the UP control function sends the established information of the UP component and the configuration information of the bearer to the CP control function; the CP control function sends the information of the user plane UP component and the loaded configuration information to a terminal; and the terminal and the UP component carry out information interaction to complete the configuration of the UP component of the user plane.
As shown in fig. 4, the user plane configuration procedure triggered by the initial access may include:
the UE initiates an access request to an access network CP control function, and the access request carries a service type indication (URLLC).
The CP function initiates a UP component establishment request to the UP control function, carrying information such as UE ID, service type indication (URLLC), etc.
The UP control function determines the UP component and the bearing configuration based on the information provided by the CP control function and the available resource state (such as calculation, storage, hardware resource and the like) provided by the calculation force control function;
the UP control function establishes the UP component and the bearing configuration and sends the UP component information and the bearing configuration information to the CP control function, the CP control function sends the received UP component information and the bearing configuration information to the UE, and the UE realizes information interaction with the UP component to complete the bearing configuration of the UP component.
In this embodiment, as shown in fig. 5:
the first UP component is deployed in an access machine room, and the second UP component can be deployed in a common convergence machine room, an important convergence machine room or a core machine room according to the calculation force condition and the network state.
The first UP component includes: the system comprises a scheduling module, a packet repeating module, a repeated packet detecting module, a monitoring module and a routing module;
the second UP component includes: the device comprises a routing module, a security module, a DPI module, a QoS module and a charging module;
the embodiment of the invention ensures the reliability of data transmission through the packet repeating function; the data processing time delay is shortened by deleting unnecessary retransmission modules, data packet segmentation/recombination modules and the like.
In another optional embodiment of the present invention, the acquiring, by the user plane UP control function of the user plane entity, the configuration request of the UP component includes:
the UP control function receives a user plane UP component configuration request sent by a network open function NEF, wherein the user plane UP component configuration request is generated by the NEF based on a user plane component request of a third-party application server, and the user plane component request carries a user plane QoS requirement.
In an alternative embodiment of the present invention, the determining, by the UP control function, the configuration information of the UP component according to the configuration request and the resource of the UP component includes:
the UP control function interactively determines radio resources with a Control Plane (CP) control function based on a configuration request of the user plane UP component and determines computational power resources with a computational power control function;
determining the user plane UP component configuration according to the wireless resources and the computing power resources.
In an alternative embodiment of the present invention, the configuration of the UP component on the user plane is completed by the UP control function according to the configuration information of the UP component, which includes:
the UP control function sending the user plane UP component configuration to the NEF;
the UP control function receives a user plane UP component establishment confirmation sent by the NEF;
the UP control function establishes a user plane UP component according to the establishment confirmation.
In an alternative embodiment of the present invention, as shown in fig. 6, the configuration of the UP component on the user plane is completed by the UP control function according to the configuration information of the UP component, which further includes:
the UP control function receives a service request sent by the CP control function and sent to a third party application server;
the UP control function interacts with the established user plane UP component according to the service request and determines the established bearing configuration information of the UP component;
and the UP control function sends a service request response to the CP control function, and the service request response carries the bearing configuration information.
As shown in fig. 7, specifically, the third party application server requests the user plane module to be established through the NEF function, and the request message may carry a geographical range applicable to the third party application server, QoS requirements (such as time delay and reliability), wireless resource requirements (such as whether time-frequency resources need to be isolated or specific frequency point requirements), whether the UP component can be shared, a time range for requesting to establish the user plane, and the like;
the NEF forwards the message to the PCF, which may perform admission control on the request message in conjunction with other control plane functions, and sends the determination to the relevant control plane function. If the corresponding data scheduling priority of the DRA module is indicated, the RBC module is indicated to bear and establish configuration information, the CMC module is indicated to connect mobility management information, and UP control function UP component configuration suggestions are indicated (including the number of UP components, the deployment position of the UP components, the ID of the UP components, which modules and inter-module association relationships each component contains, UP component bearing configuration, and the like).
The UP control function configures and establishes the UP component based on the UP component configuration suggestion sent by the NEF. Meanwhile, the UP component configuration information is fed back to the third party application server and/or the related CP function through the NEF.
When UE initiates a request and wants to access the third party application server, the network connects the third party application server to the UP components and carries out UP component bearing configuration on the third party application server.
And the third party application server service request response is completed, and the UP component bearing configuration is completed.
Wherein DRA refers to dynamic resource allocation; CMC refers to connection mobility management; RAC refers to radio admission control function; NWDAF refers to network data analysis function; PCF refers to a policy control function; NEF refers to the network capability exposure function.
The embodiment of the invention also provides a user plane configuration device, which is applied to a user plane entity, wherein the user plane entity comprises a user plane UP control function and at least one UP component, and the device comprises:
the acquisition module is used for acquiring a configuration request of the UP component;
the processing module is used for determining the configuration information of the UP component according to the configuration request and the resource of the UP component; and finishing the configuration of the UP component according to the configuration information of the UP component.
Optionally, the method further includes:
the UP control function acquires a configuration request of a bearer corresponding to the UP component;
the UP control function determines the configuration information of the load corresponding to the UP component according to the configuration request;
and the UP control function completes the configuration of the bearer according to the configuration information of the bearer.
Optionally, the obtaining, by the user plane UP control function of the user plane entity, the configuration request of the UP component includes:
the UP control function receives a user plane UP component configuration request sent by a CP control function, wherein the user plane UP component configuration request is generated based on an access request sent by a terminal, and the access request carries a service identifier.
Optionally, the determining, by the UP control function, the configuration information of the UP component according to the configuration request of the UP component and the resource includes:
the UP control function determines wireless resources based on configuration requests of the UP component interacting with a CP control function and determining computational resources with a computational force control function;
and determining the configuration of the user plane UP component and the configuration of the load according to the wireless resources and the computing power resources.
Optionally, the configuring of the UP component is completed by the UP control function according to the configuration information of the UP component, including:
the UP control function establishes the user plane UP component corresponding to the service identifier according to the configuration information of the user plane UP component;
the UP control function sends the established information of the UP component and the carried configuration information to the CP control function; the CP control function sends the information of the user plane UP component and the loaded configuration information to a terminal; and the terminal and the UP component carry out information interaction to complete the configuration of the UP component of the user plane.
Optionally, the obtaining, by the user plane UP control function of the user plane entity, the configuration request of the UP component includes:
the UP control function receives a user plane UP component configuration request sent by a network open function NEF, wherein the user plane UP component configuration request is generated by the NEF based on a user plane component request of a third-party application server, and the user plane component request carries a user plane QoS requirement.
Optionally, the determining, by the UP control function, the configuration information of the UP component according to the configuration request of the UP component and the resource includes:
the UP control function determines a wireless resource based on a configuration request of the user plane UP component interacting with a CP control function and determining a computational resource with a computational force control function;
determining the user plane UP component configuration according to the wireless resources and the computing power resources.
Optionally, the UP control function completes configuration of the user plane UP component according to the configuration information of the UP component, including:
the UP control function sending the user plane UP component configuration to the NEF;
the UP control function receives a user plane UP component establishment confirmation sent by the NEF;
the UP control function establishes a user plane UP component according to the establishment confirmation.
Optionally, the UP control function completes configuration of the UP component on the user plane according to the configuration information of the UP component, and further includes:
the UP control function receives a service request sent by a control plane CP control function and sent to a third party application server;
the UP control function interacts with the established user plane UP component according to the service request and determines the established bearing configuration information of the UP component;
and the UP control function sends a service request response to the control plane CP control function, and the service request response carries the bearing configuration information.
An embodiment of the present invention further provides a network device, including: a user plane UP control function and at least one UP component, the network device comprising:
a transceiver for obtaining a configuration request of the UP component;
a processor for determining configuration information of the UP component according to the configuration request of the UP component and the resource; and finishing the configuration of the UP component according to the configuration information of the UP component.
Embodiments of the present invention also provide a computer-readable storage medium comprising instructions which, when executed on a computer, cause the computer to perform the method as described above.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It can be clearly understood by those skilled in the art that, for convenience and simplicity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one type of logical functional division, and other divisions may be realized in practice, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
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, 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, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The functions may be stored in a computer-readable storage medium if they are implemented in the form of software functional units and sold or used as separate products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U disk, a removable hard disk, a ROM, a RAM, a magnetic disk or an optical disk, and various media capable of storing program codes.
Furthermore, it is to be noted that in the device and method of the invention, it is obvious that the individual components or steps can be decomposed and/or recombined. These decompositions and/or recombinations are to be regarded as equivalents of the present invention. Also, the steps of performing the series of processes described above may naturally be performed chronologically in the order described, but need not necessarily be performed chronologically, and some steps may be performed in parallel or independently of each other. It will be understood by those skilled in the art that all or any of the steps or elements of the method and apparatus of the present invention may be implemented in any computing device (including processors, storage media, etc.) or network of computing devices, in hardware, firmware, software, or any combination thereof, which can be implemented by those skilled in the art using their basic programming skills after reading the description of the present invention.
Thus, the objects of the invention may also be achieved by running a program or a set of programs on any computing device. The computing device may be a general purpose device as is well known. The object of the invention is thus also achieved solely by providing a program product comprising program code for implementing the method or the apparatus. That is, such a program product also constitutes the present invention, and a storage medium storing such a program product also constitutes the present invention. It is to be understood that the storage medium may be any known storage medium or any storage medium developed in the future. It is also noted that in the apparatus and method of the present invention, it is apparent that each component or step can be decomposed and/or recombined. These decompositions and/or recombinations are to be considered as equivalents of the present invention. Also, the steps of executing the series of processes described above may naturally be executed chronologically in the order described, but need not necessarily be executed chronologically. Some steps may be performed in parallel or independently of each other.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (19)
1. A user plane entity, comprising:
at least one user plane UP component, wherein each user plane UP component is used for completing at least one function of a user plane UP functional entity;
at least one user plane UP control function, configured to manage partitioning of at least one user plane UP component of the user plane entity and/or manage bearer configuration of the user plane UP component.
2. The user plane entity of claim 1, wherein the user plane UP component comprises at least one of:
the charging module is used for carrying out statistical charging according to the classification result of the network message;
the security module is used for checking the validity and the security of the message;
the QoS module is used for mapping the QoS of different types of data streams;
the encryption and decryption module is used for carrying out encryption and decryption operations on the data packet;
the routing module is used for forwarding the data message;
the repeating module is used for copying the data packet and sending the packet on different links;
the retransmission module is used for repeatedly transmitting the data packet;
the data packet segmentation/re-segmentation module is used for segmenting the size of the data packet;
the repeated detection module is used for repeatedly detecting the data packet;
a scheduling module for perception of available resources and/or data priority management;
and the monitoring module is used for monitoring the transmission condition of the data packet.
3. The user plane entity of claim 2, wherein the user plane UP component comprises: a shared user plane UP component and a dedicated user plane UP component;
wherein the shared User Plane (UP) component comprises at least a scheduling module;
the dedicated user plane UP component comprises: at least one of a charging module, a security module, a QoS module, an encryption and decryption module, a routing module, a repetition module, a retransmission module, a data packet segmentation/re-segmentation module, a repetition detection module, a scheduling module and a monitoring module.
4. A network system, comprising: the control plane CP control function further includes: a user plane entity as claimed in any one of claims 1 to 3;
the CP control function is used for completing the configuration of the control information of the terminal and/or triggering the UP control function to divide the function of the user plane entity into at least one user plane UP component.
5. The network system according to claim 4, further comprising:
and the calculation force control function is used for providing calculation force resource state information for the user plane UP control function and/or receiving a request sent by the user plane UP control function and sending the calculation force resource state information to the user plane UP control function.
6. The network system according to claim 4 or 5, further comprising at least one of:
an Application Function (AF) for triggering a service flow;
a network open function NEF for opening network data to the outside;
a policy control function PCF to provide all mobility for which it is responsible;
a network storage function NRF for registering and managing network functions.
7. The network system according to claim 6, further comprising;
and the data network DN is used for establishing connection with the successfully configured user plane UP component and providing services for the terminal based on the UP component.
8. A user plane configuration method is applied to a User Plane (UP) entity, and the method comprises the following steps:
a user plane UP control function of the user plane entity acquires a configuration request of the UP component;
the UP control function determines the configuration information of the UP component according to the configuration request and the resource of the UP component;
the UP control function completes configuration of the UP component according to the configuration information of the UP component.
9. The user plane configuration method according to claim 8, further comprising:
the UP control function acquires a configuration request of a bearer corresponding to the UP component;
the UP control function determines the configuration information of the load corresponding to the UP component according to the configuration request;
and the UP control function completes the configuration of the bearer according to the configuration information of the bearer.
10. The method of claim 8, wherein the obtaining of the configuration request of the UP component by the user plane UP control function of the user plane entity comprises:
the UP control function receives a user plane UP component configuration request sent by the CP control function, wherein the user plane UP component configuration request is generated based on an access request sent by a terminal, and the access request carries a service identifier.
11. The method of claim 10 wherein the UP control function determines configuration information of a UP component according to the configuration request of the UP component and the resource, comprising:
the UP control function determines wireless resources based on configuration requests of the UP component interacting with a CP control function and determining computational resources with a computational force control function;
and determining the configuration of the user plane UP component and the configuration of the load according to the wireless resources and the computing power resources.
12. The user plane configuration method of claim 11, wherein the UP control function completes configuration of the UP component according to the configuration information of the UP component, comprising:
the UP control function establishes the user plane UP component corresponding to the service identifier according to the configuration information of the user plane UP component;
the UP control function sends the established information of the UP component and the configuration information of the bearer to the control plane CP control function; the CP control function sends the information of the user plane UP component and the loaded configuration information to a terminal; and the terminal and the UP component carry out information interaction to complete the configuration of the UP component of the user plane.
13. The method of claim 11, wherein the obtaining of the configuration request of the UP component by the user plane UP control function of the user plane entity comprises:
the UP control function receives a user plane UP component configuration request sent by a network open function NEF, wherein the user plane UP component configuration request is generated by the NEF based on a user plane component request of a third-party application server, and the user plane component request carries a user plane QoS requirement.
14. The method of claim 13 wherein the UP control function determines configuration information of a UP component according to the configuration request of the UP component and the resource, comprising:
the UP control function determines a wireless resource based on a configuration request of the user plane UP component interacting with a CP control function and determining a computational resource with a computational force control function;
determining the user plane UP component configuration according to the wireless resources and the computing power resources.
15. The method of claim 14 wherein the UP control function completes configuration of the UP component according to the configuration information of the UP component, comprising:
the UP control function sends the user plane UP component configuration to the NEF;
the UP control function receives a user plane UP component establishment confirmation sent by the NEF;
the UP control function establishes a user plane UP component according to the establishment confirmation.
16. The method of claim 15 wherein the UP control function completes configuration of the UP component according to the configuration information of the UP component, further comprising:
the UP control function receives a service request sent by the CP control function and sent to a third party application server;
the UP control function interacts with the established user plane UP component according to the service request and determines the established bearing configuration information of the UP component;
and the UP control function sends a service request response to the CP control function, and the service request response carries the bearing configuration information.
17. A user plane configuration apparatus, applied to a user plane entity, the user plane entity comprising a user plane UP control function and at least one UP component, the apparatus comprising:
an acquisition module for acquiring a configuration request of the UP component;
the processing module is used for determining the configuration information of the UP component according to the configuration request and the resource of the UP component; and finishing the configuration of the UP component according to the configuration information of the UP component.
18. A network device, comprising: a user plane UP control function and at least one UP component, the network device comprising:
a transceiver to obtain a configuration request for a UP component;
a processor for determining configuration information of the UP component according to the configuration request and the resource of the UP component; and finishing the configuration of the UP component according to the configuration information of the UP component.
19. A computer-readable storage medium comprising instructions which, when executed on a computer, cause the computer to perform the method of any of claims 8 to 16.
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