CN109963321A - Private network cut-in method and terminal device - Google Patents
Private network cut-in method and terminal device Download PDFInfo
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- CN109963321A CN109963321A CN201711437660.6A CN201711437660A CN109963321A CN 109963321 A CN109963321 A CN 109963321A CN 201711437660 A CN201711437660 A CN 201711437660A CN 109963321 A CN109963321 A CN 109963321A
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- private network
- terminal device
- access device
- network access
- interface
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/385—Information transfer, e.g. on bus using universal interface adapter for adaptation of a particular data processing system to different peripheral devices
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
Abstract
Private network cut-in method provided by the invention, applied to terminal device, the terminal device is connect by OTG line with private network access device, terminal device initiates the attachment that networks to private network by private network access device, after the attachment that terminal device receives the transmission of private network access device successfully networks response, terminal device is requested by private network access device to private network base station Sending dialled number, after the dial response that terminal device receives the IP address including private network distribution that private network access device is sent, realize that terminal device accesses private network.By the above method, realize that generic terminal devices not only supported public network to communicate, but also support the data service communications of private network.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of private network cut-in methods and terminal device.
Background technique
Private network communication refers in some industries, department or internal institution, organized, kept the safety in production to meet it,
Dispatch control etc. needs the private networks such as built communication network, such as public security, traffic, aerospace.User needs using special
Private network terminal device access private network, realize the interaction of information.
There is the following two kinds user to access the scheme of private network at present, one is users to be connected using special private network terminal device
Private network is accessed by base station in base station, and dialing obtains IP (Internet Protocol, network protocol) address of network side distribution,
Realize private network communication；Another kind is user using mounting under generic terminal devices (for example, Android terminal) into private network, that is, is used
Family connects the WIFI hot spot that private network routing device or private network terminal device provide by generic terminal devices and accesses private network.
The first scheme accesses private network using special private network terminal device, the device height customization that user uses, user
It is not available in life usually；Second scheme use under mount into, when base station side issue it is distant open it is distant get killed enable when, it can be achieved that right
The online and offline long-range control of private network terminal device, but cannot achieve the control to generic terminal devices, in addition, the connection
WIFI hot spot under mode is once cracked, and there are security risks.
Summary of the invention
The present invention provides a kind of private network cut-in method and terminal device, realizes that terminal device not only supported public network to communicate, but also branch
Hold the data service communications of private network.
First aspect present invention provides a kind of private network cut-in method, and terminal device is connected by OTG line and private network access device
It connects, the driver of the private network access device for identification is provided in the terminal device；The described method includes:
The terminal device sends the request that networks to the private network access device, and the networking request is used to indicate described special
Net access device initiates the attachment that networks to private network；
The terminal device receives the networking response that the private network access device is sent, in the networking response described in carrying
Private network access device adheres to successful information；
The terminal device is requested to the private network access device Sending dialled number, and the dial request is used to indicate the end
End equipment accesses private network base station by the private network access device；
The terminal device receives the dial response that the private network access device is sent, and the dial response is used to indicate fair
Perhaps the described terminal device accesses private network by the private network access device.
Optionally, before the terminal device sends networking request to private network access device, further includes:
The terminal device detects whether the private network access device powers on；If not powering on, the terminal device is to described
The power supply module of private network access device initiates power-on instruction.
Optionally, the terminal device includes the first virtual serial port and the first network interface, and the access network equipment includes second
Virtual serial port and the second network interface；
After the private network access device powers on, first virtual serial port and second virtual serial port are described in
The connection of OTG line, first network interface are connect with second network interface by the OTG line.
Optionally, RIL program is provided in the source code of the terminal device；
The RIL program includes the interface configuration between the terminal device and the private network access device, the RIL journey
Sequence is for realizing the Signalling exchange between the terminal device and the private network access device.
Optionally, the interface configuration between the terminal device and the private network access device includes: signaling interface configuration
It is configured with data-interface；
The signaling interface is configured to configure the terminal at least one serial ports in second virtual serial port
The signaling interface of equipment；
The data-interface is configured to configure the terminal device at least one network interface of second network interface
Data-interface.
Optionally, the source code of the terminal device further includes the code of connection priority configuration；
The connection priority is configured to the terminal equipment configuration private network connection, public network connection and WIFI connection
Connection priority sequence.
Second aspect of the present invention provides a kind of terminal device, and the terminal device includes:
Sending module, for sending the request that networks to the private network access device, the networking request is used to indicate described
Private network access device initiates the attachment that networks to base station；
Receiving module is responded for receiving the networking that the private network access device is sent, and carries institute in the networking response
It states private network access device and adheres to successful information；
The sending module is also used to request to the private network access device Sending dialled number, and the dial request is for referring to
Show that the terminal device accesses private network base station by the private network access device；
The receiving module, is also used to receive the dial response that the private network access device is sent, and the dial response is used
The terminal device is allowed to access private network by the private network access device in the instruction private network base station.
Optionally, the terminal device further include:
Detection module, for detecting whether the private network access device powers on；
If not powering on, the sending module is also used to initiate power-on instruction to the power supply unit of the private network access device.
Optionally, RIL program is provided in the source code of the terminal device；The RIL program includes that the terminal is set
Standby signaling interface configuration and data-interface configuration between the private network access device；
The terminal device further include:
Configuration module, for configuring the signaling interface and data-interface of the terminal device according to the RIL program.
Optionally, the code of connection priority configuration is provided in the source code of the terminal device；
The configuration module is also used to the private network of the terminal device according to the code configuration of connection priority configuration
The connection priority sequence of connection, public network connection and WIFI connection.
Private network cut-in method provided in an embodiment of the present invention is applied to terminal device, and the terminal device is by OTG line and specially
The connection of net access device, terminal device are initiated the attachment that networks to private network by private network access device, are received specially in terminal device
The attachment that net access device is sent successfully networks after response, and terminal device is sent by private network access device to private network base station
Dial request, after the dial response that terminal device receives the IP address including private network distribution that private network access device is sent,
Realize that terminal device accesses private network.By the above method, realize that terminal device not only supported public network to communicate, but also support the data of private network
Service communication.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of private network access device provided in an embodiment of the present invention；
Fig. 2 is the flow diagram for the private network cut-in method that one embodiment of the invention provides；
Fig. 3 is the structural schematic diagram for the terminal device that one embodiment of the invention provides；
Fig. 4 be another embodiment of the present invention provides terminal device structural schematic diagram.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Private network communication provides the communication experiences of exclusive customization for user, and public network communication is that user provides general clothes
Business.When meeting with the burst natural calamity such as fire, earthquake, attack of terrorism and public accident, private network is coped with freely, and public network then may
It meets with communication blockage and is difficult to play effectiveness.
Private network communication is usually to meet the demands such as user group's management, safety in production, dispatch control and specially establish,
Autonomous control is not restrained by the external world, the working communication for being suitable for specific working environment, guaranteeing user.
The terminal device of existing private network access is special private network terminal, which is only used for private network communication, uses
Family is not available in usually living.For ordinary terminal, such as Android terminal, it can not be such as private network terminal and private network base
It stands direct communication, even if accessing private network, net by the WIFI hot spot that connection private network routing device or other private network terminals provide
Network side cannot achieve and control of offline online to ordinary terminal, and WIFI hot spot is once cracked, and there are security risks.
On the basis of the above problem, the embodiment of the invention provides a kind of private network cut-in method, the execution masters of this method
Body is terminal device, and terminal device is improved common private network terminal device, for example, improved Android terminal.
Fig. 1 is the structural schematic diagram of private network access device provided in an embodiment of the present invention, as shown in Figure 1, private network access dress
Setting 100 includes terminal device 10 and private network access device 20.Wherein,
Private network access device 20 is placed outside the outside of terminal device 10, is connect by OTG line with terminal device 10.
The driver of private network access device for identification is provided in the terminal device 10 of the present embodiment, meanwhile, terminal
Increase RIL program and connection priority configurator in the source code of equipment 10, to realize that the communication with private network access device is handed over
Mutually.
The private network access device 20 of the present embodiment includes built-in private network access chip and power supply module, to realize that equipment is only
Vertical power supply.
Specifically, private network access device 20 can be fixed on the back of terminal device 10 by back splint, when user needs to carry out
When private network data service communications, terminal device 10 detects whether private network access device 20 powers on first, can pass through private network after powering on
Access device 20 accesses private network；It, can be by private network access device 20 together with back splint when not needing to carry out private network data service communications
It removes, terminal device 10 is only used as generic terminal devices, is realized a tractor serves several purposes, is convenient for the user to use.
On the basis of above equipment connection, technical solution of the present invention is carried out specifically with specifically embodiment below
It is bright.These specific embodiments can be combined with each other below, may be in certain realities for the same or similar concept or process
Example is applied to repeat no more.
Fig. 2 is the flow diagram for the private network cut-in method that one embodiment of the invention provides, as shown in Fig. 2, private network accesses
Method specifically comprises the following steps:
S201, terminal device send the request that networks to private network access device.
Specifically, the terminal device of the present embodiment improves on the basis of the source code of generic terminal devices, the terminal
The driver of private network access device for identification is provided in equipment.
When private network access device powers on, terminal device obtains private network access device according to driver and terminal device is logical
The first interface of letter, first interface include the first virtual serial port and the first network interface.
Terminal device configures the second virtual serial port corresponding with the first virtual serial port according to first interface on the terminal device,
And the second network interface corresponding with the first network interface.
First virtual serial port is connect with the second virtual serial port by OTG line, and the first network interface is connected with the second network interface by OTG line
It connects.
In the present embodiment, terminal device sends the request that networks to private network access device by the second virtual serial port.
Specifically, terminal device is connected to after private network access device, 6 second of ttyUSB0~ttyUSB5 are enumerated
Second network interface of virtual serial port and a wwan0.Use ttyUSB2 as AT mouthfuls, realizes and handed over the signaling of private network access device
Mutually；After carrying is established, uses wwan0 as data-interface, realize the data interaction with private network access device.
S202, private network access device request to initiate the attachment that networks to private network according to the networking received.
Private network access device by the first virtual serial port receiving terminal apparatus send networking request, according to network request to
Private network sends the attachment that networks.Specifically,
Private network access device powers on the networking request that rear receiving terminal apparatus is sent, and first carries out physical down and synchronizes, search
Measurement carries out cell selection, after choosing a suitable cell, is resident and carries out attaching process.After adhering to successfully, cell institute
The private network base station of category sends the attachment response that networks to private network access device.
S203, private network base station send the response that networks to private network access device.
The networking response that S204, private network access device are sent to terminal device repeating base station；
Terminal device is by receiving the networking response that private network access device is sent, wherein carries private network in the response that networks and connects
Enter equipment and adheres to successful information.
S205, terminal device are requested to private network access device Sending dialled number.
The networking attachment of private network access device transmission is received successfully after response in terminal device, and terminal device passes through the
Two virtual serial ports are requested to private network access device Sending dialled number.
Wherein, dial request is used to indicate terminal device and accesses private network base station by private network access device.
S206, private network access device send activation carrying to private network base station according to dial request.
S207, private network base station send activation carrying response to private network access device.
Wherein, activation carrying response includes the private network IP address that private network is terminal device distribution, provides for user and permanently exists
The IP of line transmits service.The foundation of the carrying meets the transmission of the data and signaling of default Qos, and IP address breaking with carrying
It opens and fails.
S208, private network access device are responded to terminal device Sending dialled number.
For private network access device according to the activation carrying response received, sending to terminal device including private network is terminal device
The dial response of the private network IP address of distribution, which, which is used to indicate, allows terminal device to access by private network access device
Private network.
The data communication with private network can be realized after getting private network IP address in terminal device.Specifically, terminal is set
Standby to send upstream data packet to private network access device by the second network interface, which is sent to specially by private network access device
Base station is netted, upstream data packet is transmitted to private network application service equipment, realizes the uplink of data by private network base station.
Compared with the WIFI hot spot connection type of prior art, method through the foregoing embodiment, private network side can be right
Terminal device carry out it is distant open the distant operation such as get killed, while improving the safety of terminal device access private network.
Private network cut-in method provided in an embodiment of the present invention is applied to terminal device, and the terminal device is by OTG line and specially
The connection of net access device, terminal device are initiated the attachment that networks to private network by private network access device, are received specially in terminal device
The attachment that net access device is sent successfully networks after response, and terminal device is sent by private network access device to private network base station
Dial request, after the dial response that terminal device receives the IP address including private network distribution that private network access device is sent,
Realize that terminal device accesses private network.By the above method, realize that generic terminal devices not only supported public network to communicate, but also support private network
Data service communications.
On the basis of the above embodiments, terminal device to private network access device send network request before, further include with
Lower step:
Whether terminal device detection private network access device powers on；If not powering on, terminal is set to the power supply of private network access device
Preparation plays power-on instruction.
In the present embodiment, RIL program is provided in the source code of terminal device.
RIL program includes the interface configuration between terminal device and private network access device, and RIL program sets for realizing terminal
The standby Signalling exchange between private network access device.
Specifically, the interface configuration between terminal device and private network access device includes: signaling interface configuration and data connect
Mouth configuration；
The signaling that signaling interface is configured to configure at least one serial ports in the second virtual serial port to terminal device connects
Mouthful；The Signalling exchange with private network access device is realized by the signaling interface of terminal device.
Data-interface is configured to configure at least one network interface of the second network interface to the data-interface of terminal device.Pass through
The data-interface of terminal device realizes the data interaction with private network access device.
It should be pointed out that above-mentioned RIL program further includes default route configuration, specifically, obtaining in private network access device
To after private network IP address, network interface card IP is configured in the second network interface of terminal device by RIL program, setting default route is to virtually
On network interface card.
Optionally, the source code of terminal device further include:
The code of connection priority configuration；
The connection that connection priority is configured to the connection of terminal equipment configuration private network, public network connection and WIFI connection is preferential
Grade sequence.
Specifically, the sequence of configuration connection priority are as follows: private network connection > WIFI connection > public network connection；
After private network access device powers on, terminal device is configured according to preset connection priority, carries out private network connection, is write from memory
Recognize data and data transmission is realized by wwan0 network interface.
When private network, which connects, to be disconnected, terminal device searches for available WIFI and carries out data connection, in no available WIFI
When connection, then carry out public network connection.
By the configuration of above-mentioned connection priority, terminal device connection priority sequence is preset in realization, is convenient for user
After control private network access device powers on, private network access is quickly carried out.
Fig. 3 is the structural schematic diagram for the terminal device that one embodiment of the invention provides, as shown in figure 3, the end of the present embodiment
End equipment is terminal device, and the driver of private network access device for identification is provided in terminal device.Terminal device 10 wraps
It includes:
Sending module 11, for sending the request that networks to the private network access device, the networking request is used to indicate institute
It states private network access device and initiates the attachment that networks to private network；
Receiving module 12 is responded for receiving the networking that the private network access device is sent, and is carried in the networking response
The private network access device adheres to successful information；
The sending module 11 is also used to request to the private network access device Sending dialled number, and the dial request is used for
Indicate that the terminal device accesses private network base station by the private network access device；
The receiving module, is also used to receive the dial response that the private network access device is sent, and the dial response is used
The terminal device is allowed to access private network by the private network access device in instruction.
The technical solution of any of the above-described embodiment of the method can be performed in terminal device provided in an embodiment of the present invention, realizes
Principle is similar with technical effect, and details are not described herein again for the present embodiment.
Fig. 4 be another embodiment of the present invention provides terminal device structural schematic diagram, as shown in figure 4, the terminal is set
Standby 10 further include:
Detection module 13, for detecting whether the private network access device powers on；
If not powering on, the sending module 11 is also used to initiate booting to the power supply unit of the private network access device to refer to
It enables.
Optionally, RIL program is provided in the source code of the terminal device 10 of the present embodiment；
The RIL program includes signaling interface configuration and the data between the terminal device and the private network access device
Interface configuration；
The terminal device 10 further include:
Configuration module 14, for configuring the signaling interface and data-interface of the terminal device according to the RIL program.
Optionally, the source code of the terminal device 10 of the present embodiment further include:
The code of connection priority configuration；
The configuration module 14, the code for being configured according to the connection priority, configures the terminal device private network
The connection priority sequence of connection, public network connection and WIFI connection.
Specifically, the sequence of configuration connection priority are as follows: private network connection > WIFI connection > public network connection；
After private network access device powers on, terminal device is configured according to preset connection priority, carries out private network connection, is write from memory
Recognize data and data transmission is realized by wwan0 network interface.
Optionally, the code of connection priority configuration is provided in the source code of the terminal device 10；
The configuration module 14 is also used to the special of the terminal device according to the code configuration of connection priority configuration
The connection priority sequence of net connection, public network connection and WIFI connection.
Specifically, terminal device 10 detects private network access first and sets when user needs to carry out private network data service communications
Whether standby 20 power on, and can access private network after powering on by private network access device 20, and for example above-mentioned either method side of specific steps is real
Example is applied, details are not described herein again.
When private network, which connects, to be disconnected, terminal device is configured according to above-mentioned connection priority, is searched for available WIFI and is counted
According to connection.
In no available WIFI connection, then carry out public network connection.
By the configuration of above-mentioned connection priority, realize that terminal device is connected to the network according to connection priority, user
After control private network access device powers on, private network access is quickly carried out.
The technical solution of any of the above-described embodiment of the method can be performed in terminal device provided in an embodiment of the present invention, realizes
Principle is similar with technical effect, and details are not described herein again for the present embodiment.
The present invention also provides a kind of private network access devices, as shown in Figure 1, private network access device 100 includes terminal device 10
With private network access device 20.
The technology that any of the above-described embodiment of the method provides specifically can be performed in private network access device provided in an embodiment of the present invention
Scheme, it is similar that the realization principle and technical effect are similar, and details are not described herein again for the present embodiment.
The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, and the program is processed
Device realizes private network cut-in method described in any of the above-described embodiment when executing, and it is similar that the realization principle and technical effect are similar, herein not
It repeats again.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, SRAM,
The various media that can store program code such as DRAM, FLASH, magnetic or disk.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of private network cut-in method, which is characterized in that terminal device is connect by OTG line with private network access device, the end
The driver of the private network access device for identification is provided in end equipment；The described method includes:
The terminal device sends the request that networks to the private network access device, and the networking request is used to indicate the private network and connects
Enter equipment and initiates the attachment that networks to private network；
The terminal device receives the networking response that the private network access device is sent, and carries the private network in the networking response
Access device adheres to successful information；
The terminal device is requested to the private network access device Sending dialled number, and the dial request is used to indicate the terminal and sets
It is standby that private network base station is accessed by the private network access device；
The terminal device receives the dial response that the private network access device is sent, and the dial response, which is used to indicate, allows institute
It states terminal device and private network is accessed by the private network access device.
2. being asked the method according to claim 1, wherein the terminal device sends to network to private network access device
Before asking, further includes:
The terminal device detects whether the private network access device powers on；If not powering on, the terminal device is to the private network
The power supply module of access device initiates power-on instruction.
3. according to the method described in claim 2, it is characterized in that, the terminal device includes the first virtual serial port and the first net
Mouthful, the access network equipment includes the second virtual serial port and the second network interface；
After the private network access device powers on, first virtual serial port and second virtual serial port pass through the OTG line
Connection, first network interface are connect with second network interface by the OTG line.
4. according to the method described in claim 3, it is characterized in that, being provided with RIL program in the source code of the terminal device；
The RIL program includes the interface configuration between the terminal device and the private network access device, and the RIL program is used
Signalling exchange between the realization terminal device and the private network access device.
5. according to the method described in claim 4, it is characterized in that, between the terminal device and the private network access device
Interface configuration includes: signaling interface configuration and data-interface configuration；
The signaling interface is configured to configure the terminal device at least one serial ports in second virtual serial port
Signaling interface；
The data-interface is configured to configure at least one network interface of second network interface to the data of the terminal device
Interface.
6. method according to claim 1-5, which is characterized in that the source code of the terminal device further includes connecting
Connect the code of priority configuration；
The connection priority is configured to the connection of the terminal equipment configuration private network connection, public network connection and WIFI connection
Priority orders.
7. a kind of terminal device, which is characterized in that the terminal device includes:
Sending module, for sending the request that networks to private network access device, the networking request is used to indicate the private network access
Equipment initiates the attachment that networks to base station；
Receiving module is responded for receiving the networking that the private network access device is sent, and is carried in the networking response described special
Net access device adheres to successful information；
The sending module is also used to request to the private network access device Sending dialled number, and the dial request is used to indicate institute
It states terminal device and private network base station is accessed by the private network access device；
The receiving module is also used to receive the dial response that the private network access device is sent, and the dial response is for referring to
Show that the private network base station allows the terminal device to access private network by the private network access device.
8. terminal device according to claim 7, which is characterized in that the terminal device further include:
Detection module, for detecting whether the private network access device powers on；
If not powering on, the sending module is also used to initiate power-on instruction to the power supply unit of the private network access device.
9. terminal device according to claim 8, which is characterized in that be provided with RIL in the source code of the terminal device
Program；The RIL program include between the terminal device and the private network access device signaling interface configuration and data connect
Mouth configuration；
The terminal device further include:
Configuration module, for configuring the signaling interface and data-interface of the terminal device according to the RIL program.
10. terminal device according to claim 8, which is characterized in that the company of being provided in the source code of the terminal device
Connect the code of priority configuration；
The configuration module, the private network for being also used to the terminal device according to the code configuration of connection priority configuration connect
It connects, the connection priority sequence of public network connection and WIFI connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711437660.6A CN109963321B (en) | 2017-12-26 | 2017-12-26 | Private network access method and terminal equipment |
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|---|---|---|---|
| CN201711437660.6A CN109963321B (en) | 2017-12-26 | 2017-12-26 | Private network access method and terminal equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110808876A (en) * | 2019-10-30 | 2020-02-18 | 厦门亿联网络技术股份有限公司 | Telephone debugging system and equipment |
| CN110839268A (en) * | 2019-10-12 | 2020-02-25 | 国网浙江省电力有限公司杭州供电公司 | Wireless private network-based WIFI control method |
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| CN109963321B (en) | 2021-06-15 |
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