CN112671565A - 5G core network topology discovery method and device based on signaling link - Google Patents
5G core network topology discovery method and device based on signaling link Download PDFInfo
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Abstract
The embodiment of the invention provides a 5G core network topology discovery method and a device based on a signaling link. The method comprises the following steps: collecting a network element configuration file; analyzing the network element configuration file to obtain basic information of each network element; traversing each network element, and discovering signaling links among the network elements; and taking each network element as a node, and taking a signaling link between the network elements as a connecting line for connecting each node to generate a signaling topological relation. In this way, based on the discovery of the signaling link, the core network device shows the topological relation between the network element devices in a signaling link mode, the topological relation between the core network devices is presented to network maintenance personnel in a friendly and visual mode, the topological relation between the core network devices is visually fed back, network management is facilitated, and the practicability is high.
Description
Technical Field
The embodiments of the present invention generally relate to the field of communications, and in particular, to a method and an apparatus for discovering a 5G core network topology based on a service-oriented interface.
Background
Core network devices have a relatively large change from 4G to 5G, in the 5G era, all devices of a core network have completed virtualization, that is, physical dedicated devices are changed into virtual devices, management of core network communication devices has a new change compared with 4G, and viewing signaling topology is an important way for maintaining devices. However, after the 5G core network device is accessed, the topological relationship between the devices cannot be simply and clearly displayed, so that the routine maintenance and management process is complicated.
Disclosure of Invention
According to the embodiment of the invention, a signaling link-based 5G core network topology discovery scheme is provided.
In a first aspect of the present invention, a signaling link-based topology discovery method for a 5G core network is provided. The method comprises the following steps:
collecting a network element configuration file;
analyzing the network element configuration file to obtain basic information of each network element;
traversing each network element, and discovering signaling links among the network elements;
and taking each network element as a node, and taking a signaling link between the network elements as a connecting line for connecting each node to generate a signaling topological relation.
Further, the network element configuration file includes configuration files of AMF, NSSF, PCF, UDM, SMF, UPF, and NRF.
Further, the analyzing the network element configuration file to obtain the basic information of each network element includes:
the AMF network element analyzes the configuration file of the AMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, an NSSF address and TAC information;
the SMF network element analyzes the SMF configuration file to obtain a device name, a device management address, a service interface address, port information, an NRF address, UPF node information, TAC information and an N4 interface address;
the UPF network element analyzes the configuration information of the UPF to obtain an equipment name, an equipment management address, a service interface address, port information, an N4 interface address, a UPF node name, TAC information and a service address;
the NSSF network element analyzes the configuration file of the NSSF to obtain an equipment name, an equipment management address, a service interface address, port information and TAC information;
the PCF network element analyzes the configuration file of the PCF to obtain a device name, a device management address, a service interface address, port information and an NRF address;
the method comprises the steps that a UDM network element analyzes a configuration file of the UDM to obtain an equipment name, an equipment management address, a service interface address, port information and an NRF address;
the NRF network element analyzes the configuration file of the NRF to obtain an equipment name, an equipment management address, a service interface address, port information and an associated address; the associated address is used to associate an NRF address.
Further, the traversing each network element and discovering the signaling link between each network element includes:
the AMF network element confirms communication links of signaling interfaces N2, N11, N8, N15 and N22, so that the AMF network element is interconnected with the RAN network element through a signaling interface N2 configured on the AMF network element, is interconnected with an SMF network element registered on the same NRF network element through a signaling interface N11, is interconnected with a UDM network element registered on the same NRF network element through a signaling interface N8, is interconnected with a PCF network element registered on the same NRF network element through a signaling interface N15, and is interconnected with an NSSF network element configured on the AMF network element through a signaling interface N22;
the SMF network element confirms communication links of the signaling interfaces N4, N7 and N10, so that the SMF network element is interconnected after being mutually matched with the SMF network element through the signaling interface N4, is interconnected with PCF registered on the same NRF network element through the signaling interface N7, and is interconnected with UDM network element registered on the same NRF network element through the signaling interface N10;
the UPF network element confirms the communication link of the signaling interfaces N3 and N9, so that the UPF network element is interconnected with the RAN network element through the signaling interface N3 configured on the UPF network element, and is interconnected with the UPF network element which is in the same group and has the service address in the same network platform through the signaling interface N9.
In a second aspect of the present invention, a signaling link based 5G core network topology discovery apparatus is provided. The device includes:
the acquisition module is used for acquiring the network element configuration file;
the analysis module is used for analyzing the network element configuration file to obtain the basic information of each network element;
the discovery module is used for traversing each network element and discovering the signaling link between each network element;
and the signaling topology generating module is used for generating a signaling topology relation by taking each network element as a node and taking a signaling link between the network elements as a connecting line for connecting each node.
Further, the network element configuration file includes configuration files of AMF, NSSF, PCF, UDM, SMF, UPF, and NRF.
Further, the parsing module includes:
the AMF network element analysis module is used for analyzing the configuration file of the AMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, an NSSF address and TAC information;
the SMF network element analysis module is used for analyzing the configuration file of the SMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, UPF node information, TAC information and an N4 interface address;
the UPF network element analysis module is used for analyzing the configuration information of the UPF to obtain an equipment name, an equipment management address, a service interface address, port information, an N4 interface address, a UPF node name, TAC information and a service address;
the NSSF network element analysis module is used for analyzing the configuration file of the NSSF to obtain an equipment name, an equipment management address, a service interface address, port information and TAC information;
the PCF network element analysis module is used for analyzing the configuration file of the PCF to obtain a device name, a device management address, a service interface address, port information and an NRF address;
the UDM network element analysis module is used for analyzing the configuration file of the UDM to obtain an equipment name, an equipment management address, a service interface address, port information and an NRF address;
the NRF network element analysis module is used for analyzing the configuration file of the NRF to obtain an equipment name, an equipment management address, a service interface address, port information and an associated address; the associated address is used to associate an NRF address.
Further, the discovery module includes:
an AMF network element discovery module, configured to confirm a communication link between the AMF network element and signaling interfaces N2, N11, N8, N15, and N22, so that the AMF network element is interconnected with the RAN network element through a signaling interface N2 configured on the AMF network element, interconnected with an SMF network element registered on the same NRF network element through a signaling interface N11, interconnected with a UDM network element through a signaling interface N8, interconnected with a PCF network element registered on the same NRF network element through a signaling interface N15, and interconnected with an NSSF configured on the AMF network element through a signaling interface N22;
an SMF network element discovering module, configured to confirm a communication link between the SMF network element and each of the signaling interfaces N4, N7, and N10, so that the SMF network element is interconnected after being interworked with the SMF network element through the signaling interface N4, is interconnected with a PCF registered on the same NRF network element through the signaling interface N7, and is interconnected with a UDM network element registered on the same NRF network element through the signaling interface N10;
and the UPF network element discovery module is used for confirming the communication links between the UPF network element and the signaling interfaces N3 and N9, so that the UPF network element is interconnected with the RAN network element through the signaling interface N3 configured on the UPF network element, and is interconnected with the UPF network element which is in the same group and has the service address in the same network platform through the signaling interface N9.
In a third aspect of the invention, an electronic device is provided. The electronic device includes: a memory having a computer program stored thereon and a processor implementing the method as described above when executing the program.
In a fourth aspect of the invention, a computer-readable storage medium is provided, on which a computer program is stored which, when being executed by a processor, carries out the method as according to the first aspect of the invention.
It should be understood that the statements herein reciting aspects are not intended to limit the critical or essential features of any embodiment of the invention, nor are they intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.
Based on the discovery of the signaling link, the invention displays the topological relation between the network element devices by the core network devices in a signaling link mode, presents the topological relation to network maintenance personnel in a friendly and visual mode, and visually feeds back the topological relation between the core network devices, thereby facilitating network management and having extremely high practicability.
Drawings
The above and other features, advantages and aspects of various embodiments of the present invention will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. In the drawings, like or similar reference characters designate like or similar elements, and wherein:
fig. 1 shows a flow chart of a signaling link based 5G core network topology discovery method according to the present invention;
fig. 2 shows a block diagram of a signaling link based 5G core network topology discovery apparatus according to the present invention;
FIG. 3 illustrates a block diagram of an exemplary electronic device capable of implementing embodiments of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
In the invention, based on the discovery of the signaling link, the core network equipment shows the topological relation among the network element equipment in a signaling link mode, and the topological relation among the core network equipment is presented to network maintenance personnel in a friendly and visual mode and is fed back visually, so that the network management is convenient, and the practicability is extremely high.
Fig. 1 shows a flow chart of the signaling link-based 5G core network topology discovery method of the present invention.
The method comprises the following steps:
s101, collecting network element configuration files.
The network element configuration file contains all configuration information of the current equipment, a file is formed by combining a command and stored on the corresponding network element equipment, the network manager finishes the acquisition of the network element configuration file through an acquisition program, firstly, the network element is connected, the configuration files of all core network equipment are acquired through a file interface mode and stored on an acquisition server.
The core network equipment comprises main core network equipment such as AMF, SMF, UPF, NSSF, NRF, PCF, UDM and the like.
According to different network element equipment types, dividing the network element configuration files into: AMF network element configuration files, NSSF network element configuration files, PCF network element configuration files, UDM network element configuration files, SMF network element configuration files, NRF network element configuration files and UPF network element configuration files.
S102, analyzing the network element configuration file to obtain basic information of each network element.
The basic information and the port information of the network element equipment can be obtained by analyzing the configuration file, wherein each type of network element equipment comprises an equipment name, an equipment management address, a service interface address and a port address, which are the basic information of the network element equipment; each type of network element device also has some information that needs to be analyzed separately, and the information that each type of network element device needs to be analyzed separately is different, for example:
the AMF network element needs to independently analyze an NRF address, an NSSF address and TAC information from an AMF network element configuration file; the SMF network element needs to independently analyze an NRF address, UPF node information, TAC information and an N4 interface address from an SMF network element configuration file; the UPF network element needs to independently analyze an N4 interface address, a UPF node name, TAC information and a service address from a UPF network element configuration file; the NSSF network element needs to independently analyze TAC information from the NSSF network element configuration file; the PCF network element needs to independently analyze NRF information from the PCF network element configuration file; the UDM network element needs to independently analyze NRF information from the UDM network element configuration file; the NRF network element needs to independently analyze the associated address from the NRF network element configuration file; the associated address is used to be associated with the resolved NRF address. And after the analysis is completed, inputting the analyzed information data of the network element equipment into a database equipment table.
And analyzing the information in each network element configuration file to provide a correlation basis for the discovery of the signaling link.
S103, traversing each network element, and discovering the signaling link between each network element.
The traversal process starts with the AMF network element first and then traverses the SMF or UPF. After traversing, a signaling link between the network element devices can be obtained, and data can be recorded into the signaling link table after finding.
The discovery process comprises:
the AMF network element needs to first acknowledge the signaling interfaces N2, N11, N8, N15, N22 link. The AMF network element is interconnected with the RAN network element through a signaling interface N2, and the signaling interface N2 is directly configured on the AMF network element; the AMF network element is interconnected with the SMF network element through a signaling interface N11, and the AMF network element and the SMF network element are required to be registered on the same NRF network element; the AMF network element is interconnected with the UDM network element through a signaling interface N8, and the AMF network element and the UDM network element are required to be registered on the same NRF network element; the AMF network element is interconnected with the PCF network element through a signaling interface N15, and the AMF network element and the PCF network element are required to be registered on the same NRF network element; the AMF network element is interconnected with the NSSF network element through a signaling interface N22, and the NSSF network element is configured on the AMF.
The SMF network element confirms the links of the signaling interfaces N4, N7 and N10; the SMF network element is interconnected with the UPF network element through a signaling interface N4, and N4 needs to be simultaneously interconnected on the SMF and the UPF; the SMF network element is interconnected with the PCF network element through a signaling interface N7, and needs to be registered in the same NRF with the PCF network element; the SMF network element is interconnected with the UDM network element via a signalling interface N10, and needs to register with the UDM in the same NRF.
The UPF network element confirms the links of the signaling interfaces N3 and N9; the signaling interface N3 is configured directly on the UPF, so that the UPF network element is interconnected with the RAN through the signaling interface N3; if two UPFs are in the same GROUP and the service addresses are in the same network platform, they can be interconnected through a signaling interface N9.
Through the discovery process, the network elements which have interconnection relation with the network elements can be discovered among the network elements, and the signaling topological relation is established.
S104, using the network elements as nodes and using signaling links between the network elements as connecting lines for connecting the nodes to generate a signaling topological relation.
And taking each network element with the interconnection relationship in the S103 as a node, and taking the signaling links among the AMF, NSSF, PCF, UDM, SMF, UPF and NRF network elements as connecting lines among the nodes according to the communication relationship among the network elements to generate a signaling topological relationship diagram.
According to the embodiment of the invention, based on the discovery of the signaling link, the core network equipment displays the topological relation among the network element equipment in a signaling link mode, and presents the topological relation to network maintenance personnel in a friendly and visual mode, so that the topological relation among the core network equipment is fed back visually, the network management is convenient, and the practicability is high.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are exemplary embodiments and that the acts and modules illustrated are not necessarily required to practice the invention.
The above is a description of method embodiments, and the embodiments of the present invention are further described below by way of apparatus embodiments.
As shown in fig. 2, the apparatus 200 includes:
an acquisition module 210, configured to acquire a network element configuration file; the network element configuration file comprises configuration files of AMF, NSSF, PCF, UDM, SMF, UPF and NRF.
The parsing module 220 is configured to parse the network element configuration file to obtain the basic information of each network element.
The parsing module 220 includes:
the AMF network element analyzing module 221 is configured to analyze the configuration file of the AMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, an NSSF address, and TAC information;
an SMF network element parsing module 222, configured to parse the configuration file of the SMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, UPF node information, TAC information, and an N4 interface address;
a UPF network element analyzing module 223, configured to analyze the configuration information of the UPF to obtain a device name, a device management address, a service interface address, port information, an N4 interface address, a UPF node name, TAC information, and a service address;
an NSSF network element parsing module 224, configured to parse a configuration file of the NSSF to obtain a device name, a device management address, a service interface address, port information, and TAC information;
a PCF network element parsing module 225, configured to parse the configuration file of the PCF to obtain a device name, a device management address, a service interface address, port information, and an NRF address;
a UDM network element parsing module 226, configured to parse the configuration file of the UDM to obtain an equipment name, an equipment management address, a service interface address, port information, and an NRF address;
an NRF network element parsing module 227, configured to parse the configuration file of the NRF to obtain an equipment name, an equipment management address, a service interface address, port information, and an associated address; the associated address is used to associate an NRF address.
The discovery module 230 is configured to traverse each network element and discover a signaling link between the network elements.
The discovery module 230 includes:
an AMF network element discovery module 231, configured to confirm a communication link between the AMF network element and the signaling interfaces N2, N11, N8, N15, and N22, so that the AMF network element is interconnected with the RAN network element through a signaling interface N2 configured on the AMF network element, interconnected with an SMF network element registered on the same NRF network element through a signaling interface N11, interconnected with the UDM network element through a signaling interface N8, interconnected with a PCF network element registered on the same NRF network element through a signaling interface N15, and interconnected with an NSSF configured on the AMF network element through a signaling interface N22;
an SMF network element discovering module 232, configured to confirm a communication link between the SMF network element and the signaling interfaces N4, N7, and N10, so that the SMF network element is interconnected after being interworked with the SMF network element through the signaling interface N4, is interconnected with a PCF registered on the same NRF network element through the signaling interface N7, and is interconnected with a UDM network element registered on the same NRF network element through the signaling interface N10;
a UPF network element discovering module 233, configured to confirm the communication links between the UPF network element and the signaling interfaces N3 and N9, so that the UPF network element is interconnected with the RAN network element through the signaling interface N3 configured thereon, and is interconnected with the UPF network element which is in the same group and has the service address in the same network platform through the signaling interface N9.
A signaling topology generating module 240, configured to use each network element as a node, and use a signaling link between network elements as a connection line connecting each node, so as to generate a signaling topology relationship.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process of the described module may refer to the corresponding process in the foregoing method embodiment, and is not described herein again.
As shown in fig. 3, the electronic device includes a Central Processing Unit (CPU) that can perform various appropriate actions and processes according to computer program instructions stored in a Read Only Memory (ROM) or computer program instructions loaded from a storage unit into a Random Access Memory (RAM). In the RAM, various programs and data required for the operation of the device can also be stored. The CPU, ROM, and RAM are connected to each other via a bus. An input/output (I/O) interface is also connected to the bus.
A plurality of components in an electronic device are connected to an I/O interface, including: an input unit such as a keyboard, a mouse, etc.; an output unit such as various types of displays, speakers, and the like; storage units such as magnetic disks, optical disks, and the like; and a communication unit such as a network card, modem, wireless communication transceiver, etc. The communication unit allows the electronic device to exchange information/data with other devices via a computer network such as the internet and/or various telecommunication networks.
The processing unit executes the respective methods and processes described above, for example, methods S101 to S104. For example, in some embodiments, methods S101-S104 may be implemented as a computer software program tangibly embodied in a machine-readable medium, such as a storage unit. In some embodiments, part or all of the computer program may be loaded and/or installed onto the device via ROM and/or the communication unit. When the computer program is loaded into RAM and executed by the CPU, one or more of the steps of methods S101-S104 described above may be performed. Alternatively, in other embodiments, the CPU may be configured to perform methods S101-S104 by any other suitable means (e.g., by way of firmware).
The functions described herein above may be performed, at least in part, by one or more hardware logic components. For example, without limitation, exemplary types of hardware logic components that may be used include: a Field Programmable Gate Array (FPGA), an Application Specific Integrated Circuit (ASIC), an Application Specific Standard Product (ASSP), a system on a chip (SOC), a load programmable logic device (CPLD), and the like.
Program code for implementing the methods of the present invention may be written in any combination of one or more programming languages. These program codes may be provided to a processor or controller of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the program codes, when executed by the processor or controller, cause the functions/operations specified in the flowchart and/or block diagram to be performed. The program code may execute entirely on the machine, partly on the machine, as a stand-alone software package partly on the machine and partly on a remote machine or entirely on the remote machine or server.
In the context of the present invention, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. A machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
Further, while operations are depicted in a particular order, this should be understood as requiring that such operations be performed in the particular order shown or in sequential order, or that all illustrated operations be performed, to achieve desirable results. Under certain circumstances, multitasking and parallel processing may be advantageous. Likewise, while several specific implementation details are included in the above discussion, these should not be construed as limitations on the scope of the invention. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single implementation. Conversely, various features that are described in the context of a single implementation can also be implemented in multiple implementations separately or in any suitable subcombination.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.
Claims (10)
1. A5G core network topology discovery method based on a signaling link is characterized by comprising the following steps:
collecting a network element configuration file;
analyzing the network element configuration file to obtain basic information of each network element;
traversing each network element, and discovering signaling links among the network elements;
and taking each network element as a node, and taking a signaling link between the network elements as a connecting line for connecting each node to generate a signaling topological relation.
2. The method of claim 1, wherein the network element profile comprises profiles of AMF, NSSF, PCF, UDM, SMF, UPF, and NRF.
3. The method of claim 1, wherein the parsing the network element configuration file to obtain basic information of each network element comprises:
the AMF network element analyzes the configuration file of the AMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, an NSSF address and TAC information;
the SMF network element analyzes the SMF configuration file to obtain a device name, a device management address, a service interface address, port information, an NRF address, UPF node information, TAC information and an N4 interface address;
the UPF network element analyzes the configuration information of the UPF to obtain an equipment name, an equipment management address, a service interface address, port information, an N4 interface address, a UPF node name, TAC information and a service address;
the NSSF network element analyzes the configuration file of the NSSF to obtain an equipment name, an equipment management address, a service interface address, port information and TAC information;
the PCF network element analyzes the configuration file of the PCF to obtain a device name, a device management address, a service interface address, port information and an NRF address;
the method comprises the steps that a UDM network element analyzes a configuration file of the UDM to obtain an equipment name, an equipment management address, a service interface address, port information and an NRF address;
the NRF network element analyzes the configuration file of the NRF to obtain an equipment name, an equipment management address, a service interface address, port information and an associated address; the associated address is used to associate an NRF address.
4. The method of claim 1, wherein traversing the network elements and discovering the signaling links between the network elements comprises:
the AMF network element confirms communication links of signaling interfaces N2, N11, N8, N15 and N22, so that the AMF network element is interconnected with the RAN network element through a signaling interface N2 configured on the AMF network element, is interconnected with an SMF network element registered on the same NRF network element through a signaling interface N11, is interconnected with a UDM network element registered on the same NRF network element through a signaling interface N8, is interconnected with a PCF network element registered on the same NRF network element through a signaling interface N15, and is interconnected with an NSSF network element configured on the AMF network element through a signaling interface N22;
the SMF network element confirms communication links of the signaling interfaces N4, N7 and N10, so that the SMF network element is interconnected after being mutually matched with the SMF network element through the signaling interface N4, is interconnected with PCF registered on the same NRF network element through the signaling interface N7, and is interconnected with UDM network element registered on the same NRF network element through the signaling interface N10;
the UPF network element confirms the communication link of the signaling interfaces N3 and N9, so that the UPF network element is interconnected with the RAN network element through the signaling interface N3 configured on the UPF network element, and is interconnected with the UPF network element which is in the same group and has the service address in the same network platform through the signaling interface N9.
5. A signaling link-based topology discovery device for a 5G core network, comprising:
the acquisition module is used for acquiring the network element configuration file;
the analysis module is used for analyzing the network element configuration file to obtain the basic information of each network element;
the discovery module is used for traversing each network element and discovering the signaling link between each network element;
and the signaling topology generating module is used for generating a signaling topology relation by taking each network element as a node and taking a signaling link between the network elements as a connecting line for connecting each node.
6. The apparatus of claim 5, wherein the network element profile comprises profiles of AMF, NSSF, PCF, UDM, SMF, UPF, and NRF.
7. The apparatus of claim 5, wherein the parsing module comprises:
the AMF network element analysis module is used for analyzing the configuration file of the AMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, an NSSF address and TAC information;
the SMF network element analysis module is used for analyzing the configuration file of the SMF to obtain a device name, a device management address, a service interface address, port information, an NRF address, UPF node information, TAC information and an N4 interface address;
the UPF network element analysis module is used for analyzing the configuration information of the UPF to obtain an equipment name, an equipment management address, a service interface address, port information, an N4 interface address, a UPF node name, TAC information and a service address;
the NSSF network element analysis module is used for analyzing the configuration file of the NSSF to obtain an equipment name, an equipment management address, a service interface address, port information and TAC information;
the PCF network element analysis module is used for analyzing the configuration file of the PCF to obtain a device name, a device management address, a service interface address, port information and an NRF address;
the UDM network element analysis module is used for analyzing the configuration file of the UDM to obtain an equipment name, an equipment management address, a service interface address, port information and an NRF address;
the NRF network element analysis module is used for analyzing the configuration file of the NRF to obtain an equipment name, an equipment management address, a service interface address, port information and an associated address; the associated address is used to associate an NRF address.
8. The apparatus of claim 5, wherein the discovery module comprises:
an AMF network element discovery module, configured to confirm a communication link between the AMF network element and signaling interfaces N2, N11, N8, N15, and N22, so that the AMF network element is interconnected with the RAN network element through a signaling interface N2 configured on the AMF network element, interconnected with an SMF network element registered on the same NRF network element through a signaling interface N11, interconnected with a UDM network element through a signaling interface N8, interconnected with a PCF network element registered on the same NRF network element through a signaling interface N15, and interconnected with an NSSF configured on the AMF network element through a signaling interface N22;
an SMF network element discovering module, configured to confirm a communication link between the SMF network element and each of the signaling interfaces N4, N7, and N10, so that the SMF network element is interconnected after being interworked with the SMF network element through the signaling interface N4, is interconnected with a PCF registered on the same NRF network element through the signaling interface N7, and is interconnected with a UDM network element registered on the same NRF network element through the signaling interface N10;
and the UPF network element discovery module is used for confirming the communication links between the UPF network element and the signaling interfaces N3 and N9, so that the UPF network element is interconnected with the RAN network element through the signaling interface N3 configured on the UPF network element, and is interconnected with the UPF network element which is in the same group and has the service address in the same network platform through the signaling interface N9.
9. An electronic device comprising a memory and a processor, the memory having stored thereon a computer program, wherein the processor, when executing the program, implements the method of any of claims 1-4.
10. A computer-readable storage medium, on which a computer program is stored, which program, when being executed by a processor, carries out the method according to any one of claims 1 to 4.
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