CN113993130A - Terminal access control method, terminal and storage medium - Google Patents
Terminal access control method, terminal and storage medium Download PDFInfo
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- CN113993130A CN113993130A CN202111271515.1A CN202111271515A CN113993130A CN 113993130 A CN113993130 A CN 113993130A CN 202111271515 A CN202111271515 A CN 202111271515A CN 113993130 A CN113993130 A CN 113993130A
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- 238000004891 communication Methods 0.000 claims abstract description 83
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Abstract
The disclosure provides a terminal access control method, a terminal and a storage medium, wherein the method comprises the following steps: the terminal controls the first radio frequency module to establish first communication connection with a 5G private network base station in a 5G private network, and controls the second radio frequency module to establish second communication connection with a 5G public network base station in a 5G public network; the 5G private network carries out authentication processing on the first radio frequency module, and if the first radio frequency module passes the authentication processing, the first radio frequency module keeps first communication connection; and the 5G public network carries out authentication processing on the second radio frequency module, and if the second radio frequency module passes the authentication processing, the second radio frequency module keeps the second communication connection. According to the method, the terminal and the storage medium, the terminal can be simultaneously accessed to the core networks of the SNPN5G private network and the PLMN public network and the base stations related to the core networks, and meanwhile, the scheduling of the two base stations is processed, so that the exclusive sharing of private network resources can be fully ensured, the advantages of the PLMN public network are integrated, and specific high-reliability and high-safety customized service is provided for industrial users.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a terminal access control method, a terminal, and a storage medium.
Background
An SNPN (Stand-alone Non-Public Network)) 5G private Network and a 5G core Network of a PLMN (Public Land Mobile Network) have no control plane interface, and do not support the interoperation with the PLMN Public Network. When a private network terminal accesses a network, only a 5G private network or a 5G core network of a PLMN (public land mobile network) can be selected, and at present, no technical scheme for simultaneously accessing the terminal to the core networks of the SNPN5G private network and the PLMN public network exists.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a terminal access control method, a terminal and a storage medium.
According to a first aspect of the present disclosure, a terminal access control method is provided, including: when a terminal receives a request for simultaneously accessing a 5G private network and a 5G public network, the terminal controls a first radio frequency module to establish a first communication connection with a 5G private network base station in the 5G private network and controls a second radio frequency module to establish a second communication connection with a 5G public network base station in the 5G public network; the 5G private network authenticates the first radio frequency module, and if the first radio frequency module passes the authentication, the first radio frequency module keeps the first communication connection; and the 5G public network carries out authentication processing on the second radio frequency module, and if the second radio frequency module passes the authentication processing, the second radio frequency module keeps the second communication connection.
Optionally, the authenticating the first radio frequency module by the 5G private network includes: the 5G private network base station acquires the NID sent by the first radio frequency module and sends the NID to a first AMF in the 5G private network; the first AMF authenticates the first radio frequency module based on the NID.
Optionally, the authenticating the first radio frequency module by the 5G private network includes: the 5G public network base station acquires the PLMN ID sent by the second radio frequency module and sends the PLMN ID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the PLMN ID.
Optionally, when the terminal receives a request for accessing the 5G private network and the 5G public network at the same time, the terminal determines whether the terminal is configured with the first radio frequency module and the second radio frequency module; if yes, the terminal controls the first radio frequency module to establish first communication connection with the 5G private network base station, and controls the second radio frequency module to establish second communication connection with the 5G public network base station.
Optionally, the first radio frequency module transmits private network service data to the 5G private network base station through the first communication connection; and the second radio frequency module transmits eMBB service data to the 5G public network base station through the second communication connection.
Optionally, the terminal controls the second radio frequency module to establish a third communication connection with the 5G public network base station, and the second radio frequency module sends the NID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the NID, and if the second radio frequency module passes the NID, the second radio frequency module keeps the third communication connection; the terminal controls the first radio frequency module to establish a fourth communication connection with the 5G private network base station, the first radio frequency module sends the PLMN ID to a first AMF in the 5G private network, the first AMF authenticates the first radio frequency module based on the PLMN ID, and if the first radio frequency module passes the authentication, the first radio frequency module keeps the fourth communication connection.
Optionally, the 5G private network includes: a 5G private network deployed in an independent private network SNPN mode; the 5G public network comprises: a 5G core network of a public land mobile network PLMN.
According to a first aspect of the present disclosure, there is provided a terminal comprising: the system comprises a double radio frequency management module, a first radio frequency module and a second radio frequency module; the dual radio frequency management module is used for controlling the first radio frequency module to establish a first communication connection with a 5G private network base station in the 5G private network and controlling the second radio frequency module to establish a second communication connection with a 5G public network base station in the 5G public network when receiving a request for simultaneously accessing the 5G private network and the 5G public network; the first radio frequency module is configured to maintain the first communication connection if the authentication processing performed on the first radio frequency module by the 5G private network passes; the second radio frequency module is configured to maintain the second communication connection if the authentication processing performed on the second radio frequency module by the 5G public network passes.
Optionally, the base station of the 5G private network acquires the NID sent by the first radio frequency module, and sends the NID to the first AMF in the 5G private network; the first AMF authenticates the first radio frequency module based on the NID.
Optionally, the 5G public network base station acquires a PLMN ID sent by the second radio frequency module, and sends the PLMN ID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the PLMN ID.
Optionally, the dual radio frequency management module is configured to determine whether the terminal is configured with the first radio frequency module and the second radio frequency module when receiving a request for accessing the 5G private network and the 5G public network simultaneously; if yes, controlling a first radio frequency module to establish a first communication connection with the 5G private network base station, and controlling a second radio frequency module to establish a second communication connection with the 5G public network base station.
Optionally, the first radio frequency module is configured to transmit private network service data to the 5G private network base station through the first communication connection; and the second radio frequency module is used for transmitting eMBB service data to the 5G public network base station through the second communication connection.
Optionally, the dual radio frequency management module is configured to control the second radio frequency module to establish a third communication connection with the 5G public network base station; the second radio frequency module is used for sending the NID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the NID, and if the second radio frequency module passes the NID, the second radio frequency module keeps the third communication connection; the dual-radio frequency management module is used for controlling the first radio frequency module to establish a fourth communication connection with the 5G private network base station; the first radio frequency module is used for sending the PLMN ID to a first AMF in the 5G private network; and the first AMF authenticates the first radio frequency module based on the PLMN ID, and if the first radio frequency module passes the authentication, the first radio frequency module keeps the fourth communication connection.
Optionally, the 5G private network includes: a 5G private network deployed in an independent private network SNPN mode; the 5G public network comprises: a 5G core network of a public land mobile network PLMN.
According to a third aspect of the present disclosure, there is provided a terminal comprising: a memory; and a processor coupled to the memory, the processor configured to perform the method as described above based on instructions stored in the memory.
According to a fourth aspect of the present disclosure, there is provided a computer readable storage medium storing computer instructions for execution by a processor to perform the method as described above.
The terminal access control method, the terminal and the storage medium disclosed by the invention have the advantages that through the double-radio-frequency design of the terminal, the terminal can be simultaneously accessed to the core networks of the SNPN5G private network and the PLMN public network and the base stations related to the core networks, and the scheduling of the two base stations is simultaneously processed, so that the eMMC service requirements of large bandwidth and low time delay for accessing the 5G core network of the PLMN by an industrial user can be met, the exclusive access of the SNPN5G private network service can be realized, the industrial application scenes can be enriched, the exclusive sharing of private network resources can be fully ensured, the advantages of the PLMN public network are fused, and the specific customized service with high reliability and high safety is provided for the industrial user.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without inventive exercise.
Fig. 1 is a flowchart illustrating an embodiment of a terminal access control method according to the present disclosure;
fig. 2 is a flowchart illustrating another embodiment of a terminal access control method according to the present disclosure;
fig. 3 is a block diagram of one embodiment of a terminal according to the present disclosure;
fig. 4 is a block diagram of another embodiment of a terminal according to the present disclosure.
Detailed Description
The present disclosure now will be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the disclosure are shown. The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
The terms "first", "second", and the like are used hereinafter only for descriptive distinction and have no other special meaning.
The 5GC (5G CoreNet, 5G core network) of the SNPN5G private network is wholly sunk, and no control plane interface exists between the SNPN5G private network and the 5G core network of the PLMN, so that the mutual operation between the SNPN5G private network and the public network of the PLMN is not supported. In order to ensure that the SNPN UE can access the 5G core network of the PLMN from the SNPN5G private network or the UE accesses the SNPN5G private network from the 5G core network of the PLMN, an 'Untruded non-3GPP access' framework is reused in the SNPN5G private network to ensure that the private network UE realizes the mutual access of the 5G private network and the public network service in the user plane. The "Untruded non-3GPP access" architecture is an architecture defined in existing communication protocols. At present, the terminal does not meet the requirement of simultaneously accessing the core network of the SNPN5G private network and the PLMN public network.
Fig. 1 is a flowchart illustrating a terminal access control method according to an embodiment of the present disclosure, as shown in fig. 1:
In one embodiment, the 5G private network includes a 5G private network deployed in an independent private network SNPN manner, and the 5G private network may be a 5G core network. The 5G public network comprises a 5G core network of a public land mobile network PLMN, etc.
And 102, the 5G private network performs authentication processing on the first radio frequency module, and if the first radio frequency module passes the authentication processing, the first radio frequency module keeps the first communication connection.
And 103, the 5G public network authenticates the second radio frequency module, and if the second radio frequency module passes the authentication, the second radio frequency module keeps the second communication connection. The first radio frequency module transmits private network service data and the like to the 5G private network base station through the first communication connection, and the second radio frequency module transmits eMBB service data and the like to the 5G public network base station through the second communication connection.
In one embodiment, the 5G private network may adopt a plurality of methods for authenticating the first radio frequency module. For example, the base station of the 5G private network acquires the NID sent by the first radio frequency module, and sends the NID to a first AMF (Access and Mobility Management function) in the 5G private network, where the first AMF authenticates the first radio frequency module based on the NID. The NID is ID information in the 5G private network.
The authentication processing of the second radio frequency module by the 5G private network can adopt various methods. For example, the 5G public network base station acquires the PLMN ID sent by the second radio frequency module, sends the PLMN ID to the second AMF in the 5G public network, and the second AMF authenticates the second radio frequency module based on the PLMN ID.
The first radio frequency module can also be connected with the 5G public network, the PLMN ID is sent to a second AMF in the 5G public network, and the second AMF authenticates the first radio frequency module based on the PLMN ID. The second radio frequency module can also be connected with the 5G private network, and sends the NID to a first AMF in the 5G private network, and the first AMF authenticates the second radio frequency module based on the NID.
The terminal controls the second radio frequency module to establish third communication connection with the 5G public network base station, and the second radio frequency module sends the NID to a second AMF in the 5G public network; the second AMF authenticates the second RF module based on the NID, and if the second RF module passes the NID, the second RF module maintains the third communication connection.
The terminal controls the first radio frequency module to establish fourth communication connection with the 5G private network base station, the first radio frequency module sends the PLMN ID to a first AMF in the 5G private network, the first AMF authenticates the first radio frequency module based on the PLMN ID, and if the PLMN ID passes the authentication, the first radio frequency module keeps the fourth communication connection
In one embodiment, when a terminal receives a request for accessing a 5G private network and a 5G public network simultaneously, the terminal judges whether the terminal is configured with a first radio frequency module and a second radio frequency module; if yes, the terminal controls the first radio frequency module to establish first communication connection with the 5G private network base station, and controls the second radio frequency module to establish second communication connection with the 5G public network base station.
According to the terminal access control method, the terminal can be simultaneously accessed to the core networks of the SNPN5G private network and the PLMN public network and the base stations related to the core networks, and the scheduling of the two base stations is processed simultaneously, so that the eMMC service requirements of large bandwidth and low time delay for accessing the 5G core network of the PLMN by industrial users can be met, the exclusive access of the SNPN5G private network service can be realized, and the exclusive sharing of client communication resources is guaranteed.
In an embodiment, when an industrial user has Dual requirements of a 5G eMBB service of a PLMN public network and exclusive sharing of resources of an SNPN5G private network, the industrial terminal uses a Dual Radio scheme, a Radio1 (a first Radio module) is accessed to a core network of the SNPN5G private network, a Radio2 (a second Radio module) is accessed to a 5G core network of the PLMN public network, and the terminal simultaneously processes scheduling of base stations associated with the two core networks.
Fig. 2 is a flowchart illustrating a terminal access control method according to another embodiment of the disclosure, as shown in fig. 2:
In one embodiment, as shown in fig. 3, the present disclosure provides a terminal 30 comprising: a dual rf management module 31, a first rf module 32 and a second rf module 33. When receiving a request for accessing the 5G private network and the 5G public network simultaneously, the dual radio frequency management module 31 controls the first radio frequency module 32 to establish a first communication connection with a 5G private network base station in the 5G private network, and controls the second radio frequency module 33 to establish a second communication connection with a 5G public network base station in the 5G public network.
If the authentication process performed by the 5G private network on the first radio frequency module 32 passes, the first radio frequency module 32 maintains the first communication connection. If the authentication process performed by the second rf module 33 by the 5G public network passes, the second rf module 33 maintains the second communication connection.
The base station of the 5G private network acquires the NID sent by the first radio frequency module 32, and sends the NID to the first AMF in the 5G private network, and the first AMF authenticates the first radio frequency module 32 based on the NID. The 5G public network base station acquires the PLMN ID sent by the second radio frequency module 33, sends the PLMN ID to the second AMF in the 5G public network, and the second AMF authenticates the second radio frequency module 33 based on the PLMN ID.
When receiving a request for accessing a 5G private network and a 5G public network simultaneously, the dual radio frequency management module 31 judges whether the terminal is configured with a first radio frequency module 32 and a second radio frequency module 33; if yes, the dual radio frequency management module 31 controls the first radio frequency module 32 to establish a first communication connection with the 5G private network base station, and controls the second radio frequency module 33 to establish a second communication connection with the 5G public network base station.
The first radio frequency module 32 transmits private network service data to the 5G private network base station through a first communication connection; the second radio frequency module 33 transmits the eMBB service data to the 5G public network base station through the second communication connection.
The dual radio frequency management module 31 associates the 5G private network service application to the first radio frequency module 32 and associates the PLMN public network service to the second radio frequency module 33 based on the user application requirement. The first rf module 32 is responsible for monitoring the link status of the 5G private network service, transmitting data, and the like, and the second rf module 33 is responsible for monitoring the link status of the PLMN public network service, transmitting data, and the like. The terminal 30 further comprises a cellular communication terminal module 34, which is a conventional cellular communication terminal module of the terminal and is responsible for functions such as data transmission and reception, man-machine interaction and the like of the user application bottom layer.
The double-radio-frequency management module 31 controls the second radio-frequency module 33 to establish a third communication connection with the 5G public network base station; the second radio frequency module 33 sends the NID to a second AMF in the 5G public network; and the second AMF authenticates the second radio frequency module based on the NID, and if the second AMF passes the NID, the second radio frequency module keeps the third communication connection. The double radio frequency management module 31 controls the first radio frequency module 32 to establish a fourth communication connection with the 5G private network base station; the first radio frequency module 32 sends the PLMN ID to a first AMF in the 5G private network; wherein the first AMF authenticates the first radio frequency module 32 based on the PLMN ID, and if the first AMF passes the PLMN ID, the first radio frequency module 32 maintains the fourth communication connection.
Fig. 4 is a block diagram of yet another embodiment of a terminal according to the present disclosure. As shown in fig. 4, the apparatus may include a memory 41, a processor 42, a communication interface 43, and a bus 44. The memory 41 is used for storing instructions, the processor 42 is coupled to the memory 41, and the processor 42 is configured to execute the terminal access control method based on the instructions stored in the memory 41.
The memory 41 may be a high-speed RAM memory, a non-volatile memory (non-volatile memory), or the like, and the memory 41 may be a memory array. The storage 41 may also be partitioned, and the blocks may be combined into virtual volumes according to certain rules. The processor 42 may be a central processing unit CPU, or an application Specific Integrated circuit asic, or one or more Integrated circuits configured to implement the terminal access control method of the present disclosure.
In one embodiment, the present disclosure provides a computer-readable storage medium storing computer instructions that, when executed by a processor, implement a terminal access control method as in any one of the above embodiments.
The terminal access control method, the terminal and the storage medium in the above embodiments enable the terminal to simultaneously access the core networks of the SNPN5G private network and the PLMN public network and the base stations associated therewith through the dual radio frequency design of the terminal, and simultaneously process the scheduling of the two base stations, so that the requirement of the industry user to access the 5G core network of the PLMN to realize the eMMB service with large bandwidth and low time delay can be met, the exclusive access of the SNPN5G private network service can be realized, the exclusive sharing of the client communication resources can be guaranteed, the exclusive sharing of the private network resources can be fully guaranteed, the advantages of the PLMN public network are fused, and a specific customized service with high reliability and high security is provided for the industry user.
The method and system of the present disclosure may be implemented in a number of ways. For example, the methods and systems of the present disclosure may be implemented by software, hardware, firmware, or any combination of software, hardware, and firmware. The above-described order for the steps of the method is for illustration only, and the steps of the method of the present disclosure are not limited to the order specifically described above unless specifically stated otherwise. Further, in some embodiments, the present disclosure may also be embodied as programs recorded in a recording medium, the programs including machine-readable instructions for implementing the methods according to the present disclosure. Thus, the present disclosure also covers a recording medium storing a program for executing the method according to the present disclosure.
The description of the present disclosure has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the disclosure in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the disclosure and the practical application, and to enable others of ordinary skill in the art to understand the disclosure for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (16)
1. A terminal access control method comprises the following steps:
when a terminal receives a request for simultaneously accessing a 5G private network and a 5G public network, the terminal controls a first radio frequency module to establish a first communication connection with a 5G private network base station in the 5G private network and controls a second radio frequency module to establish a second communication connection with a 5G public network base station in the 5G public network;
the 5G private network authenticates the first radio frequency module, and if the first radio frequency module passes the authentication, the first radio frequency module keeps the first communication connection;
and the 5G public network carries out authentication processing on the second radio frequency module, and if the second radio frequency module passes the authentication processing, the second radio frequency module keeps the second communication connection.
2. The method of claim 1, wherein the authentication of the first radio frequency module by the 5G private network comprises:
the 5G private network base station acquires the NID sent by the first radio frequency module and sends the NID to a first AMF in the 5G private network;
the first AMF authenticates the first radio frequency module based on the NID.
3. The method of claim 1, wherein the authentication of the first radio frequency module by the 5G private network comprises:
the 5G public network base station acquires the PLMN ID sent by the second radio frequency module and sends the PLMN ID to a second AMF in the 5G public network;
the second AMF authenticates the second radio frequency module based on the PLMN ID.
4. The method of claim 1, further comprising:
when a terminal receives a request for accessing a 5G private network and a 5G public network simultaneously, the terminal judges whether the terminal is configured with the first radio frequency module and the second radio frequency module;
if yes, the terminal controls the first radio frequency module to establish first communication connection with the 5G private network base station, and controls the second radio frequency module to establish second communication connection with the 5G public network base station.
5. The method of claim 1, further comprising:
the first radio frequency module transmits private network service data to the 5G private network base station through the first communication connection;
and the second radio frequency module transmits eMBB service data to the 5G public network base station through the second communication connection.
6. The method of claim 1, further comprising:
the terminal controls the second radio frequency module to establish third communication connection with the 5G public network base station, and the second radio frequency module sends the NID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the NID, and if the second radio frequency module passes the NID, the second radio frequency module keeps the third communication connection;
the terminal controls the first radio frequency module to establish a fourth communication connection with the 5G private network base station, the first radio frequency module sends the PLMN ID to a first AMF in the 5G private network, the first AMF authenticates the first radio frequency module based on the PLMN ID, and if the first radio frequency module passes the authentication, the first radio frequency module keeps the fourth communication connection.
7. The method of any one of claims 1 to 6,
the 5G private network comprises: a 5G private network deployed in an independent private network SNPN mode;
the 5G public network comprises: a 5G core network of a public land mobile network PLMN.
8. A terminal, comprising:
the system comprises a double radio frequency management module, a first radio frequency module and a second radio frequency module;
the dual radio frequency management module is used for controlling the first radio frequency module to establish a first communication connection with a 5G private network base station in the 5G private network and controlling the second radio frequency module to establish a second communication connection with a 5G public network base station in the 5G public network when receiving a request for simultaneously accessing the 5G private network and the 5G public network;
the first radio frequency module is configured to maintain the first communication connection if the authentication processing performed on the first radio frequency module by the 5G private network passes;
the second radio frequency module is configured to maintain the second communication connection if the authentication processing performed on the second radio frequency module by the 5G public network passes.
9. The terminal of claim 8, wherein,
the 5G private network base station acquires the NID sent by the first radio frequency module and sends the NID to a first AMF in the 5G private network; the first AMF authenticates the first radio frequency module based on the NID.
10. The terminal of claim 8, wherein,
the 5G public network base station acquires the PLMN ID sent by the second radio frequency module and sends the PLMN ID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the PLMN ID.
11. The terminal of claim 8, wherein,
the dual radio frequency management module is used for judging whether the terminal is configured with the first radio frequency module and the second radio frequency module when receiving a request for simultaneously accessing the 5G private network and the 5G public network; if yes, controlling a first radio frequency module to establish a first communication connection with the 5G private network base station, and controlling a second radio frequency module to establish a second communication connection with the 5G public network base station.
12. The terminal of claim 8, wherein,
the first radio frequency module is used for transmitting private network service data to the 5G private network base station through the first communication connection;
and the second radio frequency module is used for transmitting eMBB service data to the 5G public network base station through the second communication connection.
13. The terminal of claim 7, wherein,
the dual radio frequency management module is used for controlling the second radio frequency module to establish third communication connection with the 5G public network base station;
the second radio frequency module is used for sending the NID to a second AMF in the 5G public network; the second AMF authenticates the second radio frequency module based on the NID, and if the second radio frequency module passes the NID, the second radio frequency module keeps the third communication connection;
the dual-radio frequency management module is used for controlling the first radio frequency module to establish a fourth communication connection with the 5G private network base station;
the first radio frequency module is used for sending the PLMN ID to a first AMF in the 5G private network; and the first AMF authenticates the first radio frequency module based on the PLMN ID, and if the first radio frequency module passes the authentication, the first radio frequency module keeps the fourth communication connection.
14. The terminal of any of claims 8 to 13,
the 5G private network comprises: a 5G private network deployed in an independent private network SNPN mode;
the 5G public network comprises: a 5G core network of a public land mobile network PLMN.
15. A terminal, comprising:
a memory; and a processor coupled to the memory, the processor configured to perform the method of any of claims 1-7 based on instructions stored in the memory.
16. A computer-readable storage medium having stored thereon computer instructions for execution by a processor of the method of any one of claims 1 to 7.
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