WO2023109905A1 - Procédé de construction de réseau jumeau numérique et élément de réseau - Google Patents

Procédé de construction de réseau jumeau numérique et élément de réseau Download PDF

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Publication number
WO2023109905A1
WO2023109905A1 PCT/CN2022/139318 CN2022139318W WO2023109905A1 WO 2023109905 A1 WO2023109905 A1 WO 2023109905A1 CN 2022139318 W CN2022139318 W CN 2022139318W WO 2023109905 A1 WO2023109905 A1 WO 2023109905A1
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Prior art keywords
target
network element
network
digital twin
request
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PCT/CN2022/139318
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English (en)
Chinese (zh)
Inventor
孙晓文
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中国移动通信有限公司研究院
中国移动通信集团有限公司
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Publication of WO2023109905A1 publication Critical patent/WO2023109905A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0806—Configuration setting for initial configuration or provisioning, e.g. plug-and-play
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/085—Retrieval of network configuration; Tracking network configuration history
    • H04L41/0853—Retrieval of network configuration; Tracking network configuration history by actively collecting configuration information or by backing up configuration information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/14—Network analysis or design
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/14—Network analysis or design
    • H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network

Definitions

  • the present disclosure relates to the field of communication technologies, and in particular to a digital twin network construction method and network elements.
  • Digital twin is a simulation process that makes full use of physical models, sensor updates, operation history, etc., integrates multi-disciplinary, multi-physical quantities, multi-scale, and multi-probability simulation processes, and completes the mapping in the virtual space to reflect the entire life cycle of the corresponding physical equipment. process.
  • a digital twin is a concept beyond reality that can be viewed as a digital twin of one or more important, interdependent equipment systems.
  • Digital twin is a generally applicable theoretical and technical system that can be applied in many fields. Currently, it is widely used in product design, product manufacturing, medical analysis, engineering construction and other fields. At present, the most in-depth application in China is in the field of engineering construction, and there are few technical implementations that apply digital twins to the field of mobile communications. How to realize the application of digital twins to mobile network services is a technical problem that needs to be solved urgently.
  • Embodiments of the present disclosure provide a digital twin network construction method and network elements to solve the problem of how to apply digital twins to mobile network services in related technologies.
  • an embodiment of the present disclosure provides a method for constructing a digital twin network, which is applied to a first network element, and the method includes:
  • the digital twin network function management object is created based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the creating the digital twin network function management object based on the query result includes:
  • the configuration information of the digital twin network function MOI is the same as the configuration information of the MOI corresponding to the target network element.
  • the second network element is a network function management function NFMF;
  • the sending the target query request corresponding to the target creation request to the second network element includes:
  • the receiving the query result corresponding to the target query request sent by the second network element includes:
  • the query result corresponding to the target query request sent by the NFMF sequentially through the NSSMF and the NSMF is received.
  • the method before sending the target query request corresponding to the target creation request to the second network element, the method further includes:
  • the digital twin network body corresponding to the network entity has been constructed, obtain the target creation request for the digital twin network body initiated by the target object, and the digital twin network function management object is used to manage the digital twin network digital twin network functionality in the body;
  • the method further includes:
  • an embodiment of the present disclosure provides a method for constructing a digital twin network, which is applied to a second network element, and the method includes:
  • the configuration information of the target network element matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the acquiring the query result corresponding to the target query request includes:
  • the acquiring the query result corresponding to the target query request includes:
  • Query network element information based on the target query request, and acquire a query result corresponding to the target query request.
  • the second network element is NFMF
  • the receiving the target query request corresponding to the target creation request sent by the first network element includes:
  • the sending the query result corresponding to the target query request to the first network element includes:
  • an embodiment of the present disclosure provides a network element, where the network element is a first network element, and the network element includes:
  • the first sending module is used to send a target query request corresponding to the target creation request to the second network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • a receiving module configured to receive a query result sent by the second network element and corresponding to the target query request
  • a creating module configured to create the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the creation module is specifically used for:
  • the configuration information of the digital twin network function MOI is the same as the configuration information of the MOI corresponding to the target network element.
  • the second network element is a network function management function NFMF;
  • the first sending module is specifically used for:
  • the receiving module is specifically used for:
  • the query result corresponding to the target query request sent by the NFMF sequentially through the NSSMF and the NSMF is received.
  • the network element also includes:
  • the obtaining module is used to obtain the target creation request for the digital twin network body initiated by the target object when the digital twin network body corresponding to the network entity has been constructed, and the digital twin network function management object is used to manage The digital twin network function in the digital twin network body;
  • the second sending module is configured to send a creation success response to the target creation request to the target object when the digital twin network function management object is created successfully.
  • an embodiment of the present disclosure provides a network element, where the network element is a second network element, and the network element includes:
  • the receiving module is configured to receive a target query request sent by the first network element and corresponding to the target creation request, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • An acquisition module configured to acquire a query result corresponding to the target query request
  • a sending module configured to send a query result corresponding to the target query request to the first network element, so that the first network element creates the digital twin network function management object based on the query result, and the digital twin
  • the configuration information of the twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the acquisition module is specifically used for:
  • the acquisition module is specifically used for:
  • Query network element information based on the target query request, and acquire a query result corresponding to the target query request.
  • the second network element is NFMF
  • the receiving module is specifically used for:
  • the sending module is specifically used for:
  • an embodiment of the present disclosure provides a network element, where the network element is a first network element, including a transceiver and a processor,
  • the transceiver is configured to send a target query request corresponding to the target creation request to the second network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • the transceiver is further configured to receive a query result corresponding to the target query request sent by the second network element;
  • the processor is configured to create the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the processor is configured to:
  • the configuration information of the digital twin network function MOI is the same as the configuration information of the MOI corresponding to the target network element.
  • the second network element is a network function management function NFMF;
  • the transceiver is specifically used for:
  • the transceiver is specifically also used for:
  • the query result corresponding to the target query request sent by the NFMF sequentially through the NSSMF and the NSMF is received.
  • the processor is further configured to obtain the target creation request for the digital twin network body initiated by the target object when the digital twin network body corresponding to the network entity has been constructed, and the digital twin network body
  • the network function management object is used to manage the digital twin network functions in the digital twin network body
  • the transceiver is further configured to send a creation success response to the target creation request to the target object when the digital twin network function management object is created successfully.
  • an embodiment of the present disclosure provides a network element, where the network element is a second network element, including a transceiver and a processor,
  • the transceiver is configured to receive a target query request corresponding to the target creation request sent by the first network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • the processor is configured to obtain a query result corresponding to the target query request
  • the transceiver is further configured to send a query result corresponding to the target query request to the first network element, so that the first network element creates the digital twin network function management object based on the query result,
  • the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the processor is specifically further configured to:
  • the processor is specifically further configured to:
  • Query network element information based on the target query request, and acquire a query result corresponding to the target query request.
  • the second network element is NFMF
  • the transceiver is specifically also used for:
  • the transceiver is specifically also used for:
  • an embodiment of the present disclosure provides a network element, including: a processor, a memory, and a program stored on the memory and operable on the processor, and the program is implemented when executed by the processor.
  • an embodiment of the present disclosure provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a processor, the digital twin network described in the above-mentioned first aspect is implemented.
  • a target query request corresponding to the target creation request is sent to the second network element, and the target creation request is used to request creation of a digital twin network function management object corresponding to the target network element; receiving the second network element Sending a query result corresponding to the target query request; creating the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • Fig. 1 is one of the flowcharts of a digital twin network construction method provided by an embodiment of the present disclosure
  • FIG. 2 is the second flowchart of a digital twin network construction method provided by an embodiment of the present disclosure
  • FIG. 3 is the third flowchart of a digital twin network construction method provided by an embodiment of the present disclosure.
  • FIG. 4 is one of the schematic structural diagrams of a network element provided by an embodiment of the present disclosure.
  • FIG. 5 is a second schematic structural diagram of a network element provided by an embodiment of the present disclosure.
  • FIG. 6 is a third schematic structural diagram of a network element provided by an embodiment of the present disclosure.
  • FIG. 7 is a fourth schematic structural diagram of a network element provided by an embodiment of the present disclosure.
  • a digital twin network construction method and network elements are proposed to solve the problem of how to apply digital twins to mobile network services in related technologies.
  • FIG. 1 is one of the flowcharts of a digital twin network construction method provided by an embodiment of the present disclosure, which is used for a first network element. As shown in FIG. 1, the method includes the following steps:
  • Step 101 Send a target query request corresponding to a target creation request to a second network element, where the target creation request is used to request creation of a digital twin network function management object corresponding to the target network element.
  • the first network element may be a digital twin network management function (Digital Twin Network Management Function, DTN_MF).
  • the second network element may be a network function management function (Network Function Management Function, NFMF), or may be a network slice management function (Network Slice Management Function, NSMF), or may be a subnetwork slice management function (Network Slice Subnet Management Function, NSSMF), etc., which are not limited in this embodiment.
  • the target query request may include, but not limited to, the network element identifier of the target network element and the network slice identifier corresponding to the network element identifier.
  • Step 102 Receive a query result corresponding to the target query request sent by the second network element.
  • the query result can be used to model the target network element, so that a digital twin network function management object can be created to realize a digital twin corresponding to the target network element.
  • the second network element is an NSMF
  • the NSMF receives a target query request corresponding to the target creation request sent by the DTN_MF
  • the DTN_MF receives a query result corresponding to the target query request sent by the NSMF.
  • the second network element is an NSSMF
  • the NSSMF receives the target query request corresponding to the target creation request sent by the DTN_MF through the NSMF; the DTN_MF receives the query result corresponding to the target query request sent by the NSSMF through the NSMF.
  • the second network element is the NFMF
  • the NFMF receives the target query request corresponding to the target creation request sent by the DTN_MF through the NSMF and the NSSMF
  • the DTN_MF receives the query result corresponding to the target query request sent by the NFMF through the NSMF and the NSSMF.
  • the second network element after the second network element receives the target query request corresponding to the target creation request sent by the first network element, it can obtain the query result corresponding to the target query request, and send the query result corresponding to the target query request to the first network element. A corresponding query result is requested, so that the first network element can create the digital twin network function management object based on the query result.
  • obtaining the query result corresponding to the target query request by the second network element may include: sending the target query request to a third network element, and receiving the target query request corresponding to the target query request sent by the third network element. or, querying network element information based on the target query request, and acquiring a query result corresponding to the target query request.
  • the third network element may be other network elements than the second network element and the first network element. The third network element may be used to query network element information, or the third network element may be used to transmit a target query request.
  • Step 103 Create the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the configuration information of the digital twin network function management object matches the configuration information of the target network element, it may be that the configuration information of the digital twin network function management object is the same as the configuration information of the target network element, or , the function realized by the configuration information of the digital twin network function management object is the same as the function realized by the configuration information of the target network element.
  • the digital twin network function management object can be a virtualized object of the target network element, and the target network element can be modeled based on the query results, so that the digital twin network function management object can be created to realize the digital twin corresponding to the target network element.
  • the creating a digital twin network function management object may include creating a digital twin network function management object instance (Managed Object Instance, MOI).
  • DTN_MF can perform network information physical modeling and network function modeling to realize the creation of digital twin network function MOI.
  • DTN_MF's data warehouse the data collection function collects the current resource allocation and/or usage of the network, and stores and stores network configurations.
  • Network configurations include but are not limited to service configuration files (Service Profile), network slice configuration files (Network Slice Profile) ) and MOI configuration information of each network function.
  • the MOI corresponding to the network function is configured to the digital twin corresponding to the network element in the network mapping-function mapping module of DTN_MF, and the quality of service (Quality of Service, QoS) and other policies are sent to the digital twin through the network policy mapping module of DTN_MF;
  • DTN_MF's data warehouse-data collection function triggers performance assurance service (Performance Assurance service, PA service) and fault management service (Fault Management service, FM service), you can order PA service and/or FM service, so that the digital twin network
  • Performance assurance service Performance Assurance service, PA service
  • fault management service Fault Management service, FM service
  • DTN_MF can build business scenarios for specific twin network logic. Taking the business scenario of network performance monitoring as an example, set network threshold control information and set operation and maintenance policies for specific sessions in the digital twin, for example, set monitoring indicator names, reporting periods, threshold values, trigger conditions, and thresholds for specific sessions Adjust parameters, etc., so that network performance monitoring can be realized based on the digital twin.
  • the embodiment of the present disclosure introduces a digital twin into the network system, which can simulate the overall operating environment and operating status of the end-to-end network.
  • a digital twin into the network system, which can simulate the overall operating environment and operating status of the end-to-end network.
  • there is real-time interaction between the digital twin and the network entity and various types of operating information of the network entity can be Real-time input to digital twins to build digital twin network services.
  • the constructed digital twin network is interoperable with the network management system, and the relevant network services and network element configuration corresponding to the physical entity can be delivered to each network element in the digital twin network, and the original network resource model can be used.
  • 5G fifth-generation mobile communication
  • 5G fifth-generation mobile communication
  • a target query request corresponding to the target creation request is sent to the second network element, and the target creation request is used to request creation of a digital twin network function management object corresponding to the target network element; receiving the second network element Sending a query result corresponding to the target query request; creating the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • digital twins can be applied to mobile network services.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the target network element may be a network element for which a digital twin is to be created, and by creating a digital twin corresponding to the target network element, a virtual network element corresponding to the target network element may be generated.
  • the target network element can be one or more network elements.
  • the first network element can obtain the information of the management object of the target network element, so as to create a digital twin network function management object.
  • the target query request carries at least one of the network element identifier of the target network element and the network slice identifier corresponding to the network element identifier, so that the target query request can be obtained from the second network element.
  • MOI corresponding to the target network element to create a digital twin network function management object.
  • the query result includes a network resource model corresponding to the target network element.
  • the query result may include the management object instance MOI corresponding to the target network element, and attribute information used to describe the MOI, for example, each parameter and attribute value in the MOI.
  • the network resource model can include Service Profile, and/or Network Slice Profile, etc.
  • the query result may include at least one of the following:
  • the attribute value of the network management object instance, the network slice service description file, the sub-network slice service description file, and the network service description file is
  • the query result includes a network resource model corresponding to the target network element, so that a digital twin network function management object can be created through the network resource model.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the query result may include the attribute and attribute value of the MOI corresponding to the target network element.
  • the network resource model includes the management object instance MOI corresponding to the target network element, so that the digital twin network function MOI can be created through the MOI corresponding to the target network element.
  • the creating the digital twin network function management object based on the query result includes:
  • the configuration information of the digital twin network function MOI is the same as the configuration information of the MOI corresponding to the target network element.
  • the first network element may perform network information physical modeling to create a digital twin network function MOI.
  • the digital twin network function MOI created can simulate the actual MOI and realize the function of virtual network elements.
  • the digital twin network function MOI is created based on the MOI corresponding to the target network element, so that the physical network element can be simulated by the digital twin network function MOI to manage the physical network element, and the configuration of the digital twin network function MOI
  • the information is the same as the configuration information of the MOI corresponding to the target network element.
  • the configuration of the virtual network element corresponding to the MOI of the digital twin network function is the same as that of the physical network element, which facilitates the management of the physical network element through the virtual network element.
  • the second network element is a network function management function NFMF;
  • the sending the target query request corresponding to the target creation request to the second network element includes:
  • the receiving the query result corresponding to the target query request sent by the second network element includes:
  • the query result corresponding to the target query request sent by the NFMF sequentially through the NSSMF and the NSMF is received.
  • the first network element may send a target query request to the NSMF, the NSMF transmits the target query request to the NSSMF, the NSSMF transmits the target query request to the NFMF, and the NFMF queries network element information based on the target query request.
  • the NFMF can send the query result corresponding to the target query request to the NSSMF, the NSSMF transmits the query result corresponding to the target query request to the NSMF, and the NSMF transmits the query result corresponding to the target query request to the first network element, so that the first network element A query result corresponding to the target query request may be acquired.
  • the target query request corresponding to the target creation request is sent to the NFMF through the network slice management function NSMF and the subnetwork slice management function NSSMF in sequence; and/or, the target query request sent by the NFMF through the NSSMF and the NSMF in sequence Request the corresponding query result.
  • the target query request and/or the query result corresponding to the target query request can be delivered sequentially through the NSSMF and the NSMF.
  • the method before sending the target query request corresponding to the target creation request to the second network element, the method further includes:
  • the digital twin network body corresponding to the network entity has been constructed, obtain the target creation request for the digital twin network body initiated by the target object, and the digital twin network function management object is used to manage the digital twin network digital twin network functionality in the body;
  • the method further includes:
  • the target object can be a user (DTN_Consumer) of the digital twin network.
  • a user of the digital twin network may initiate a target creation request through a terminal, or may directly initiate a target creation request on the first network element, etc., which is not limited in this embodiment.
  • the first network element may receive a target creation request sent by the target object.
  • a successful creation response to the target creation request is sent to the target object, so that the target object can obtain the successful creation response of the target creation request .
  • FIG. 2 is the second flow chart of a digital twin network construction method provided by an embodiment of the present disclosure, which is used for a second network element. As shown in FIG. 2, the method includes the following steps:
  • Step 201 Receive a target query request corresponding to the target creation request sent by the first network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • Step 202 obtaining the query result corresponding to the target query request
  • Step 203 Send the query result corresponding to the target query request to the first network element, so that the first network element creates the digital twin network function management object based on the query result, and the digital twin network
  • the configuration information of the function management object matches the configuration information of the target network element.
  • the target query request corresponding to the target creation request sent by the first network element is received, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element; obtain the target query request A corresponding query result; sending the query result corresponding to the target query request to the first network element, so that the first network element creates the digital twin network function management object based on the query result, and the digital twin
  • the configuration information of the twin network function management object matches the configuration information of the target network element. In this way, the first network element can create the digital twin network function management object based on the query result, so that the first network element can apply the digital twin to mobile network services by creating the digital twin network function management object.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the target query request carries at least one of the network element identifier of the target network element and the network slice identifier corresponding to the network element identifier, so that the first network element can use the target query request from the second
  • the second network element obtains the MOI corresponding to the target network element to create a digital twin network function management object.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the query result includes the network resource model corresponding to the target network element, so that the first network element can create a digital twin network function MOI through the MOI corresponding to the target network element.
  • the acquiring the query result corresponding to the target query request includes:
  • the target query request is sent to a third network element; and a query result corresponding to the target query request sent by the third network element is received.
  • the second network element can obtain the query result corresponding to the target query request through the third network element, and the second network element is used to transfer the target query request and the query corresponding to the target query request between the first network element and the third network element result.
  • the acquiring the query result corresponding to the target query request includes:
  • Query network element information based on the target query request, and acquire a query result corresponding to the target query request.
  • network element information is queried based on the target query request, and a query result corresponding to the target query request is obtained, so that the second network element can directly query and obtain the query result corresponding to the target query request.
  • the second network element is NFMF
  • the receiving the target query request corresponding to the target creation request sent by the first network element includes:
  • the sending the query result corresponding to the target query request to the first network element includes:
  • this embodiment is an implementation manner of the second network element corresponding to the embodiment shown in FIG. 1 .
  • this embodiment will not be described in detail, and the same beneficial effect can also be achieved.
  • the first network element is the digital twin network management function DTN_MF
  • the second network element is NFMF.
  • the digital twin network construction method may include the following steps:
  • Step 301 the digital twin network user (DTN_Consumer) sends a target creation request to DTN_MF;
  • DTN_Consumer a user of the digital twin network, initiates a request to create a digital twin network function management object. After a digital twin network body corresponding to a specific physical network entity has been constructed in the network, when the user has the ability to manage certain digital twin network functions When required, initiate a request to create the digital twin network function management object.
  • Step 302 DTN_MF sends a target query request to NSMF after receiving the target creation request;
  • DTN_MF After DTN_MF receives the target creation request, it initiates a target query request corresponding to the target creation request to NSMF to query the information of the specific network element management object.
  • the target query request may include but not limited to the network element identifier and/or the corresponding physical network element or a network slice ID.
  • Step 303 after receiving the target query request, the NSMF transmits the target query request to the NSSMF;
  • the NSMF after receiving the target query request, the NSMF initiates a target query request corresponding to the target creation request to the NSSMF to query the information of the specific network element management object, and the target query request may include but not limited to the network element identifier and/or the corresponding physical network element or a network slice ID.
  • Step 304 after receiving the target query request, the NSSMF transmits the target query request to the NFMF;
  • the NSSMF initiates a target query request corresponding to the target creation request to the NFMF to query the information of specific network element management objects.
  • the target query request may include but not limited to the network element identifier and/or network slice identifier of the corresponding physical network element.
  • Step 305 NFMF performs query based on the target query request
  • NFMF queries the information of specific network element management objects based on the target query request, including but not limited to each parameter and attribute value in MOI, and network resource models, such as Service Profile, Network Slice Profile, etc.
  • Step 306 NFMF returns query result
  • the query result includes the MOI corresponding to the network element, and each attribute (Attribute) of the specific network resource model and the corresponding attribute value.
  • Step 307 NSSMF returns query result
  • Step 308 NSMF returns query result
  • Step 309 DTN_MF creates digital twin network function MOI based on the query result
  • the configuration content of the digital twin network function MOI created by DTN_MF is exactly the same as that of the actual network element.
  • Step 310 DTN_MF returns a successful creation response.
  • the embodiment of the present disclosure overlaps the digital twin technology and the relevant network management system, and can interact the network ontology and the digital twin in real time, and the created digital twin can simulate the overall operation of the current network.
  • FIG. 4 is a schematic structural diagram of a network element provided by an embodiment of the present disclosure.
  • the network element is a first network element.
  • the network element includes:
  • the first sending module 401 is configured to send a target query request corresponding to the target creation request to the second network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • a receiving module 402 configured to receive a query result corresponding to the target query request sent by the second network element
  • the creation module 403 is configured to create the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the creation module 403 is specifically configured to:
  • the configuration information of the digital twin network function MOI is the same as the configuration information of the MOI corresponding to the target network element.
  • the second network element is a network function management function NFMF;
  • the first sending module 401 is specifically used for:
  • the receiving module 402 is specifically used for:
  • the query result corresponding to the target query request sent by the NFMF sequentially through the NSSMF and the NSMF is received.
  • the network element 400 further includes:
  • the obtaining module 404 is configured to obtain the target creation request for the digital twin network body initiated by the target object when the digital twin network body corresponding to the network entity has been constructed, and the digital twin network function management object is used for managing digital twin network functions in said digital twin network body;
  • the second sending module 405 is configured to send a creation success response to the target creation request to the target object when the digital twin network function management object is created successfully.
  • the first network element can implement each process implemented in the method embodiment in FIG. 1 and can achieve the same technical effect. To avoid repetition, details are not repeated here.
  • FIG. 6 is a schematic structural diagram of a network element provided by an embodiment of the present disclosure.
  • the network element is a second network element.
  • the network element 500 includes:
  • the receiving module 501 is configured to receive a target query request corresponding to the target creation request sent by the first network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • An acquisition module 502 configured to acquire a query result corresponding to the target query request
  • a sending module 503 configured to send a query result corresponding to the target query request to the first network element, so that the first network element creates the digital twin network function management object based on the query result, the The configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the obtaining module 502 is specifically configured to:
  • the obtaining module 502 is specifically configured to:
  • Query network element information based on the target query request, and acquire a query result corresponding to the target query request.
  • the second network element is NFMF
  • the receiving module 501 is specifically used for:
  • the sending module 503 is specifically used for:
  • An embodiment of the present disclosure also provides a network element, including: a processor, a memory, and a program stored in the memory and operable on the processor.
  • a network element including: a processor, a memory, and a program stored in the memory and operable on the processor.
  • the program is executed by the processor, the above digital
  • the embodiment of the present disclosure further provides a network element, including a bus 601 , a transceiver 602 , an antenna 603 , a bus interface 604 , a processor 605 and a memory 606 .
  • a network element including a bus 601 , a transceiver 602 , an antenna 603 , a bus interface 604 , a processor 605 and a memory 606 .
  • the network element is a first network element:
  • the transceiver 602 is configured to send a target query request corresponding to the target creation request to the second network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • the transceiver 602 is further configured to receive a query result sent by the second network element and corresponding to the target query request;
  • the processor 605 is configured to create the digital twin network function management object based on the query result, and the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • the processor 605 is configured to:
  • the configuration information of the digital twin network function MOI is the same as the configuration information of the MOI corresponding to the target network element.
  • the second network element is a network function management function NFMF;
  • the transceiver 602 is specifically used for:
  • the transceiver 602 is also specifically used for:
  • the query result corresponding to the target query request sent by the NFMF sequentially through the NSSMF and the NSMF is received.
  • the processor 605 is further configured to obtain the target creation request for the digital twin network body initiated by the target object when the digital twin network body corresponding to the network entity has been constructed, the digital twin network body
  • the twin network function management object is used to manage the digital twin network function in the digital twin network body
  • the transceiver 602 is further configured to send a creation success response to the target creation request to the target object when the digital twin network function management object is created successfully.
  • the network element is a second network element:
  • the transceiver 602 is configured to receive a target query request corresponding to the target creation request sent by the first network element, and the target creation request is used to request to create a digital twin network function management object corresponding to the target network element;
  • the processor 605 is configured to acquire a query result corresponding to the target query request
  • the transceiver 602 is further configured to send a query result corresponding to the target query request to the first network element, so that the first network element creates the digital twin network function management object based on the query result , the configuration information of the digital twin network function management object matches the configuration information of the target network element.
  • the target query request carries at least one of a network element identifier of the target network element and a network slice identifier corresponding to the network element identifier.
  • the query result includes a network resource model corresponding to the target network element.
  • the network resource model includes a management object instance MOI corresponding to the target network element.
  • processor 605 is specifically further configured to:
  • processor 605 is specifically further configured to:
  • Query network element information based on the target query request, and acquire a query result corresponding to the target query request.
  • the second network element is NFMF
  • the transceiver 602 is also specifically used for:
  • the transceiver 602 is also specifically used for:
  • bus 601 may include any number of interconnected buses and bridges, bus 601 will include one or more processors 605 represented by processor 605 and memory 606 represented by The various circuits of the memory are linked together.
  • the bus 601 may also link together various other circuits such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and thus will not be further described herein.
  • the bus interface 604 provides an interface between the bus 601 and the transceiver 602 .
  • Transceiver 602 may be a single element or multiple elements, such as multiple receivers and transmitters, providing a means for communicating with various other devices over a transmission medium.
  • the data processed by the processor 605 is transmitted on the wireless medium through the antenna 603 , further, the antenna 603 also receives the data and transmits the data to the processor 605 .
  • the processor 605 is responsible for managing the bus 601 and general processing, and may also provide various functions including timing, peripheral interface, voltage regulation, power management, and other control functions. Instead, the memory 606 may be used to store data used by the processor 605 when performing operations.
  • the processor 605 may be a CPU, ASIC, FPGA or CPLD.
  • the embodiment of the present disclosure also provides a computer-readable storage medium, on which a computer program is stored.
  • a computer program is stored.
  • the various processes of the above-mentioned digital twin network construction method embodiment are realized, and the same To avoid repetition, the technical effects will not be repeated here.
  • the computer-readable storage medium is, for example, a read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • the computer software product is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk, etc.) ) includes several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in various embodiments of the present disclosure.
  • a storage medium such as ROM/RAM, magnetic disk, optical disk, etc.

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Abstract

La présente divulgation se rapporte au domaine technique des communications. La présente divulgation concerne un procédé de construction de réseau jumeau numérique et un élément de réseau. Le procédé comprend les étapes suivantes : envoi à un second élément de réseau d'une demande d'interrogation cible correspondant à une demande de création cible, la demande de création cible étant utilisée pour demander la création d'un objet de gestion de fonction de réseau jumeau numérique correspondant à un élément de réseau cible ; réception un résultat d'interrogation qui est envoyé par le second élément de réseau et correspond à la demande d'interrogation cible ; et création de l'objet de gestion de fonction de réseau jumeau numérique sur la base du résultat d'interrogation, des informations de configuration de l'objet de gestion de fonction de réseau jumeau numérique correspondant à des informations de configuration de l'élément de réseau cible.
PCT/CN2022/139318 2021-12-15 2022-12-15 Procédé de construction de réseau jumeau numérique et élément de réseau WO2023109905A1 (fr)

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