CN107613023A - Equipment connection method and device - Google Patents
Equipment connection method and device Download PDFInfo
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- CN107613023A CN107613023A CN201710999624.2A CN201710999624A CN107613023A CN 107613023 A CN107613023 A CN 107613023A CN 201710999624 A CN201710999624 A CN 201710999624A CN 107613023 A CN107613023 A CN 107613023A
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Abstract
The disclosure provides a kind of equipment connection method and device, is related to communication technical field, can solve the problem that the problem of terminal device is realized when being in communication with each other between different segment, and configuration process is too complicated in LAN.Concrete technical scheme is：Equipment connecting device sends to the terminal device of second network segment and finds information；Receive the feedback information that the terminal device of second network segment is sent；Feedback information according to receiving determines the management equipment of second network segment；Information exchange is carried out with the management equipment of second network segment, the terminal device of cross-network segment communicating establishes data transmission link between first network segment and second network segment.The present invention is used for equipment and connected.
Description
Technical field
This disclosure relates to communication technical field, more particularly to equipment connection method and device.
Background technology
In a local network, it is in communication with each other if the equipment between different segment will be realized, it is necessary to user's manual configuration, need to
Internet protocol (the English for two terminal devices to be communicated：Internet Protocol, IP) information such as address and port numbers
It is separately input in counterpart device, for example, the first terminal equipment in the A network segments is wanted to lead to the second terminal equipment in the B network segments
News are, it is necessary to be configured to the IP address and port information of first terminal equipment in second terminal equipment, and second terminal equipment
IP address and port information be configured in first terminal equipment；Or, it is necessary to two terminal devices of communication to same public affairs
Network server is registered, and reports the IP address and port information of oneself, and the equipment to be communicated by public network server to needs configures.
But, it is necessary to user's manual configuration during stating equipment connection in realization, or public network must be accessed, configuration process is too
It is complicated.
The content of the invention
The embodiment of the present disclosure provides a kind of equipment connection method and device, can solve the problem that in LAN terminal between different segment
The problem of equipment realized when being in communication with each other, and configuration process is too complicated.The technical scheme is as follows：
According to the first aspect of the embodiment of the present disclosure, there is provided a kind of equipment connection method, this method include：
Equipment connecting device sends to the terminal device of second network segment and finds information, and equipment connecting device is target LAN
Undertake the terminal device of equipment Management Function in the first interior network segment, find information be used to indicating the terminal device of second network segment to
Equipment connecting device send feedback information；
The feedback information that the terminal device of second network segment is sent is received, feedback information is used to indicate that the terminal of second network segment is set
The standby service provided；
Feedback information according to receiving determines the management equipment of second network segment, and the management equipment of second network segment is target office
The terminal device of equipment Management Function is undertaken in second network segment in the net of domain；
Information exchange, the cross-network segment communicating between first network segment and second network segment are carried out with the management equipment of second network segment
Terminal device establishes data transmission link.
The management equipment of different segment voluntarily can mutually be found, establish data transmission link for terminal device so that no
The terminal device of same network segment can be in communication with each other, it is not necessary to user's manual configuration, it is not required that access public network, simplify cross-network segment
Terminal device intercommunication configuration process.
In one embodiment, equipment connecting device is sent before finding information to the terminal device of second network segment, the party
Method also includes：
Equipment connecting device sends detection information according to the address of second network segment；
The response message that the terminal device of second network segment is sent is received, and the terminal of second network segment is determined according to response message
Equipment.
Equipment connecting device sends detection information to the address of second network segment, if the address of second network segment is by terminal device
Take, the response message of terminal device will be received, so that it is determined which terminal device second network segment has.
In one embodiment, this method also includes：
Management equipment of the equipment connecting device into management equipment list sends heartbeat message；
Management device losses message is sent to the terminal device of the network segment where the management equipment of heartbeat interrupt, management equipment is lost
Breath of breaking one's promise is used to indicate to provide equipment Management Function.
Heartbeat is kept between the management equipment of different segment, when the management equipment of which network segment is lost, indicates the network segment
Interior terminal device provides equipment Management Function so that each network segment has management equipment all the time.
In one embodiment, this method also includes：
Message is lost in the management of equipment connecting device receiving device, and management equipment loses information and is used to indicate to provide equipment control
Function；
Message is lost according to equipment control and provides equipment Management Function in first network segment.
In one embodiment, this method also includes：
Equipment connecting device judges to whether there is management equipment in first network segment；
When management equipment is not present in first network segment, equipment connecting device provides equipment Management Function in first network segment.
When management equipment is not present in first network segment, equipment connecting device turns into management equipment and set for the terminal of first network segment
It is standby that equipment Management Function is provided, it ensure that first network segment has management equipment all the time.
According to the second aspect of the embodiment of the present disclosure, there is provided a kind of equipment connecting device, including：Sending module, receive mould
Block, device management module and link management module；
Wherein, sending module, information is found for being sent to the terminal device of second network segment, equipment connecting device is target
The terminal device of equipment Management Function is undertaken in first network segment in LAN, it is found that information is used for the terminal for indicating second network segment
Equipment is to equipment connecting device send feedback information；
Receiving module, the feedback information that the terminal device for receiving second network segment is sent, feedback information are used to indicate the
The service that the terminal device of two network segments is provided；
Device management module, for determining the management equipment of second network segment, second network segment according to the feedback information received
Management equipment to undertake the terminal device of equipment Management Function in second network segment in target LAN；
Link management module, it is first network segment and the second net for carrying out information exchange with the management equipment of second network segment
The terminal device of cross-network segment communicating establishes data transmission link between section.
In one embodiment, sending module, it is additionally operable to send detection information according to the address of second network segment；
Receiving module, it is additionally operable to receive the response message that the terminal device of second network segment is sent, and it is true according to response message
The terminal device of fixed second network segment.
In one embodiment, sending module, the management equipment being additionally operable into management equipment list send heartbeat message；
And management device losses message is sent to the terminal device of the network segment where the management equipment of heartbeat interrupt, management equipment loses information
For indicating to provide equipment Management Function.
In one embodiment, receiving module, it is additionally operable to receiving device management and loses message, management equipment is lost information and used
Equipment Management Function is provided in instruction；
Device management module, it is additionally operable to provide equipment Management Function in first network segment according to equipment control loss message.
In one embodiment, the equipment connecting device also includes judge module；
Judge module, for judging to whether there is management equipment in first network segment；
Device management module, it is additionally operable to when management equipment is not present in first network segment, equipment pipe is provided in first network segment
Manage function.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is a kind of local area network structure schematic diagram that the embodiment of the present disclosure provides；
Fig. 2 is a kind of schematic flow sheet for equipment connection method that the embodiment of the present disclosure provides；
Fig. 3 is that a kind of management equipment that the embodiment of the present disclosure provides finds method flow schematic diagram；
Fig. 4 is a kind of method flow schematic diagram for determination management equipment that the embodiment of the present disclosure provides；
Fig. 5 is a kind of management equipment monitoring method schematic flow sheet that the embodiment of the present disclosure provides；
Fig. 6 is a kind of structural representation for equipment connecting device that the embodiment of the present disclosure provides；
Fig. 7 is a kind of structural representation for equipment connecting device that the embodiment of the present disclosure provides.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of local area network structure schematic diagram that the embodiment of the present disclosure provides, and in Fig. 1, target LAN includes more
The individual network segment, for example, first network segment, second network segment etc., each network segment has accessed multiple terminal devices, has in each network segment
One terminal device provides equipment control service as management equipment to the terminal device of the network segment.What the embodiment of the present disclosure provided
It method, can be realized based on the local area network structure shown in Fig. 1, certainly, be exemplary illustration herein, do not represent the disclosure
It is confined to this.
The embodiment of the present disclosure provides a kind of equipment connection method, as shown in Fig. 2 the equipment connection method includes following step
Suddenly：
201st, equipment connecting device sends to the terminal device of second network segment and finds information.
Equipment connecting device is the terminal device that equipment Management Function is undertaken in first network segment in target LAN, is found
The terminal device that information is used to indicate second network segment finds that information can include equipment to equipment connecting device send feedback information
The address of attachment means, such as Internet protocol (English：Internet Protocol) address, port numbers etc., terminal device can
With the address according to equipment connecting device to equipment connecting device send feedback information.
In one embodiment, equipment connecting device is sent before finding information to the terminal device of second network segment, the party
Method also includes：
Equipment connecting device sends detection information according to the address of second network segment；The terminal device for receiving second network segment is sent
Response message, and determine according to response message the terminal device of second network segment.
Detection information can be a Ping bag, and equipment connecting device sends detection information to the address of second network segment, such as
The address of the network segment of fruit second is taken by terminal device, will receive the response message of terminal device, so that it is determined that second network segment has
Which terminal device, the response message of a terminal device can include the information such as IP address and the port numbers of the terminal device.
202nd, the feedback information that the terminal device of second network segment is sent is received.
Feedback information is used for the service for indicating that the terminal device of second network segment is provided.The feedback information of one terminal device
The address of the terminal device, such as IP address, port numbers can be included.
203rd, the management equipment of second network segment is determined according to the feedback information received.
The management equipment of second network segment is that the terminal that equipment Management Function is undertaken in second network segment in target LAN is set
It is standby.
The terminal device of second network segment may have it is multiple, each terminal device to equipment connecting device feed back a feedback letter
Breath, show the function that oneself is provided, that is, show the identity of oneself.If the feedback information of a terminal device includes equipment
Management function, then the terminal device is the management equipment of second network segment, is set if the feedback information of a terminal device does not include
Standby management function, then the terminal device is not the management equipment of second network segment.
After the management equipment for determining second network segment, equipment connecting device can record the ground of the management equipment of second network segment
Location.
204th, the management equipment with second network segment carries out information exchange, and cross-network segment leads between first network segment and second network segment
The terminal device of letter establishes data transmission link.
The equipment connection method that the embodiment of the present disclosure provides, the management equipment of different segment voluntarily can mutually be found, be
Terminal device establishes data transmission link so that the terminal device of different segment can be in communication with each other, it is not necessary to which user matches somebody with somebody manually
Put, it is not required that access public network, simplify the configuration process of the intercommunication of the terminal device of cross-network segment.
The equipment connection method provided based on embodiment corresponding to above-mentioned Fig. 2, the embodiment of the present disclosure are provided a kind of management and set
The existing method of preparation, step 201-203 in embodiment corresponding to Fig. 2 is described in detail, as shown in figure 3, this method include with
Lower step：
301st, equipment connecting device obtains the network segment information of the target LAN prestored.
Equipment connecting device is the terminal device that equipment control service is provided in first network segment of target LAN, that is,
The management equipment of first network segment.
Network segment information can include the IP address of multiple network segments of target LAN, can be all network segments of target LAN
IP address or the part network segment IP address.For example, target LAN includes 4 network segments, equipment connecting device is
The management equipment of one network segment, then network segment packet is containing the IP address of second network segment, the IP address of the 3rd network segment and the 4th network segment
IP address.
302nd, equipment connecting device sends detection information according to network segment information.
The detection information can be a Ping bag.
303rd, equipment connecting device receives response message.
Response message is that the terminal device for receiving detection information is sent to equipment connecting device, terminal device
Response message includes IP address and port numbers of the terminal device etc..
304th, equipment connecting device, which is sent, finds information.
It was found that information is used to indicate the terminal device of each network segment to equipment connecting device send feedback information, to know
Whether the identity of terminal device is management equipment.
305th, equipment connecting device receives feedback information.
The feedback information of one terminal device is used to indicate the service that the terminal device is provided, and can be set including the terminal
Standby IP address and port numbers etc..
306th, equipment connecting device determines the management equipment of each network segment according to feedback information.
With reference to step 302-306, equipment connecting device can determine the management equipment of each network segment successively, for example, equipment
Attachment means send detection information according to the address of second network segment, receive the response message that the terminal device of second network segment is sent,
Then sent to the terminal device of second network segment and find information, received the feedback information that the terminal device of second network segment is sent, enter
And the management equipment of second network segment is determined, then send detection information, so, a network segment one further according to the address of the 3rd network segment
The individual network segment goes to find, until it is determined that the management equipment of each network segment.
If it should be noted that not having terminal device to send response message in a network segment, i.e., no terminal device rings
It should detect, then equipment connecting device continues to detect next network segment；Or equipment connecting device receives the terminal of a network segment
After the feedback information of equipment, do not determine that the management folding of the network segment is other, can continue to detect next network segment.
307th, equipment connecting device records the information of the management equipment of each network segment.
The information of management equipment can include IP address and port numbers of management equipment etc..Equipment connecting device can basis
The information of the management equipment of each network segment establishes management equipment list, so as to subsequent communications, safeguards.
The equipment connection method provided based on embodiment corresponding to above-mentioned Fig. 2, the embodiment of the present disclosure provide a kind of determination pipe
The method for managing equipment, for determining the management equipment of the network segment, this method between the multiple terminal devices in the same network segment
It can perform, can also perform after step 204, the present embodiment is with first before step 201 in embodiment corresponding to Fig. 2
Being illustrated exemplified by target terminal equipment in the network segment, target terminal equipment is any one terminal device in first network segment,
As shown in figure 4, this method comprises the following steps：
401st, in first network segment of target terminal equipment access target LAN.
Target terminal equipment can access in first network segment of target LAN in a wired or wireless manner.
402nd, target terminal equipment determines the service that itself can be provided.
In one implementation, the system of target terminal equipment can start corresponding multicast services program and generation after starting
Program is managed, Agent can be to the service that the multicast services program registration target terminal equipment can be provided, for example, equipment control
Service and other services.
403rd, target terminal equipment sends multicast message in first network segment.
The multicast message is used to indicate service, IP address and port numbers that the Agent of target terminal equipment is provided etc.
Information.
404th, target terminal equipment receives the identity information that the other-end equipment of first network segment is sent.
The identity information of one terminal device is used to indicate service, IP address and port numbers that the terminal device is provided etc.
Information.
405th, the identity information that target terminal equipment is sent according to other-end equipment judges to whether there is in first network segment
Management equipment.
406th, when management equipment is not present in first network segment, target terminal equipment provides equipment control work(in first network segment
Energy.
Now, target terminal equipment manages all terminal devices with group of first network segment as the management equipment of first network segment
Information, and be responsible for keeping in communication with the management equipments of other network segments, the information for the terminal device that clearing house manages.Terminal device
Information can include the IP address and port numbers etc. of terminal device.
407th, when first network segment has management equipment, target terminal equipment cancels the equipment control service of itself.
The equipment connection method provided based on embodiment corresponding to above-mentioned Fig. 2, the embodiment of the present disclosure are provided a kind of management and set
Standby monitoring method, whether there is management equipment, as shown in figure 5, this method comprises the following steps for monitoring each network segment：
501st, management equipment of the equipment connecting device into management equipment list sends heartbeat message.
It should be noted that if management equipment list is sky, directly terminate flow.
502nd, management device losses message is sent to the terminal device of the network segment where the management equipment of heartbeat interrupt.
Management equipment loses information and is used to indicate to provide equipment Management Function.Now, where the management equipment of heartbeat interrupt
The terminal device of the network segment re-executes the flow of the confirmation management equipment of the network segment, can be carried according to embodiment corresponding to Fig. 4
The method of the determination management equipment of confession determines management equipment.
Herein, it is necessary to illustrate, the embodiment with reference to corresponding to Fig. 4, the method for the confirmation management equipment shown in Fig. 4,
It can be started shooting in equipment connecting device, be performed after accessing target LAN, equipment pipe can also be received in equipment connecting device
Reason performs after losing message.
503rd, the letter of the management equipment of other network segments is sent to the terminal device of the network segment where the management equipment of heartbeat interrupt
Breath.
The terminal device of the network segment where the management equipment of heartbeat interrupt, can be by new pipe it is determined that after new management equipment
The information of reason equipment is sent to the management equipment of other network segments.It is of course also possible to after new management equipment determines, directly to new
Management equipment send other network segments management equipment information.
Heartbeat is kept between the management equipment of different segment, when the management equipment of which network segment is lost, indicates the network segment
Interior terminal device provides equipment Management Function so that each network segment has management equipment all the time.
The method provided based on embodiment corresponding to above-mentioned Fig. 2-Fig. 5, the embodiment of the present disclosure provide a kind of equipment connection dress
Put, as shown in fig. 6, the equipment connecting device 60 includes：Sending module 601, receiving module 602, device management module 603 and chain
Road management module 604；
Wherein, sending module 601, information is found for being sent to the terminal device of second network segment, equipment connecting device is
The terminal device of equipment Management Function is undertaken in first network segment in target LAN, it is found that information is used to indicate second network segment
Terminal device is to equipment connecting device send feedback information；
Receiving module 602, the feedback information that the terminal device for receiving second network segment is sent, feedback information are used to indicate
The service that the terminal device of second network segment is provided；
Device management module 603, for determining the management equipment of second network segment, the second net according to the feedback information received
The management equipment of section is that the terminal device of equipment Management Function is undertaken in second network segment in target LAN；
Link management module 604, it is first network segment and second for carrying out information exchange with the management equipment of second network segment
The terminal device of cross-network segment communicating establishes data transmission link between the network segment.
In one embodiment, sending module 601, it is additionally operable to send detection information according to the address of second network segment；
Receiving module 602, it is additionally operable to receive the response message that the terminal device of second network segment is sent, and according to response message
Determine the terminal device of second network segment.
In one embodiment, sending module 601, it is additionally operable to the management equipment into management equipment list and sends heartbeat letter
Breath；And management device losses message is sent to the terminal device of the network segment where the management equipment of heartbeat interrupt, management equipment is lost
Information is used to indicate to provide equipment Management Function.
In one embodiment, receiving module 602, it is additionally operable to receiving device management and loses message, management equipment loses letter
Cease for indicating to provide equipment Management Function；
Device management module 603, it is additionally operable to provide equipment control work(in first network segment according to equipment control loss message
Energy.
In one embodiment, as shown in fig. 7, the equipment connecting device 60 also includes judge module 605；
Judge module 605, for judging to whether there is management equipment in first network segment；
Device management module 603, it is additionally operable to, when management equipment is not present in first network segment, equipment be provided in first network segment
Management function.
The equipment connecting device that the embodiment of the present disclosure provides, the management equipment of different segment voluntarily can mutually be found, be
Terminal device establishes data transmission link so that the terminal device of different segment can be in communication with each other, it is not necessary to which user matches somebody with somebody manually
Put, it is not required that access public network, simplify the configuration process of the intercommunication of the terminal device of cross-network segment.
Based on the method described in embodiment corresponding to above-mentioned Fig. 2-Fig. 5, the embodiment of the present disclosure also provides a kind of calculating
Machine readable storage medium storing program for executing, for example, non-transitorycomputer readable storage medium can be read-only storage (English：Read Only
Memory, ROM), random access memory (English：Random Access Memory, RAM), CD-ROM, tape, floppy disk and
Optical data storage devices etc..Computer instruction is stored with the storage medium, for performing embodiment corresponding to above-mentioned Fig. 2-Fig. 5
Described in method, here is omitted.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice disclosure disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledges in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following
Claim is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (10)
1. a kind of equipment connection method, it is characterised in that methods described includes：
Equipment connecting device sends to the terminal device of second network segment and finds information, and the equipment connecting device is target LAN
The terminal device of equipment Management Function is undertaken in the first interior network segment, it is described to find that information is used for the end for indicating second network segment
End equipment is to the equipment connecting device send feedback information；
The feedback information that the terminal device of second network segment is sent is received, the feedback information is used to indicate second network segment
The service that is provided of terminal device；
Feedback information according to receiving determines the management equipment of second network segment, and the management equipment of second network segment is the mesh
The terminal device of equipment Management Function is undertaken in second network segment in mark LAN；
Information exchange, the inter-network between first network segment and second network segment are carried out with the management equipment of second network segment
Duan Tongxin terminal device establishes data transmission link.
2. according to the method for claim 1, it is characterised in that equipment connecting device is sent to the terminal device of second network segment
It was found that before information, methods described also includes：
The equipment connecting device sends detection information according to the address of second network segment；
The response message that the terminal device of second network segment is sent is received, and second net is determined according to the response message
The terminal device of section.
3. according to the method for claim 1, it is characterised in that methods described also includes：
Management equipment of the equipment connecting device into management equipment list sends heartbeat message；
Management device losses message is sent to the terminal device of the network segment where the management equipment of heartbeat interrupt, the management equipment is lost
Breath of breaking one's promise is used to indicate to provide equipment Management Function.
4. according to the method for claim 1, it is characterised in that methods described also includes：
Message is lost in the equipment connecting device receiving device management, and the management equipment loses information and is used to indicate to provide equipment
Management function；
Message is lost according to the equipment control and provides equipment Management Function in first network segment.
5. according to the method described in claim any one of 1-4, it is characterised in that methods described also includes：
The equipment connecting device judges to whether there is management equipment in first network segment；
When management equipment is not present in first network segment, the equipment connecting device provides equipment pipe in first network segment
Manage function.
A kind of 6. equipment connecting device, it is characterised in that including：Sending module, receiving module, device management module and link pipe
Manage module；
Wherein, the sending module, information is found for being sent to the terminal device of second network segment, the equipment connecting device is
Undertake the terminal device of equipment Management Function in first network segment in target LAN, the discovery information is used to indicating described the
The terminal device of two network segments is to the equipment connecting device send feedback information；
The receiving module, the feedback information that the terminal device for receiving second network segment is sent, the feedback information are used
In the service that the terminal device of instruction second network segment is provided；
The device management module, for determining the management equipment of second network segment according to the feedback information that receives, described second
The management equipment of the network segment is that the terminal device of equipment Management Function is undertaken in second network segment in the target LAN；
The link management module, it is first network segment for carrying out information exchange with the management equipment of second network segment
The terminal device of cross-network segment communicating establishes data transmission link between second network segment.
7. device according to claim 6, it is characterised in that
The sending module, it is additionally operable to send detection information according to the address of second network segment；
The receiving module, it is additionally operable to receive the response message that the terminal device of second network segment is sent, and according to the sound
Information is answered to determine the terminal device of second network segment.
8. device according to claim 6, it is characterised in that
The sending module, the management equipment being additionally operable into management equipment list send heartbeat message；And to heartbeat interrupt
The terminal device of the network segment where management equipment sends management device losses message, and the management equipment is lost information and carried for instruction
For equipment Management Function.
9. device according to claim 6, it is characterised in that
The receiving module, it is additionally operable to receiving device management and loses message, the management equipment loses information and is used to indicate to provide
Equipment Management Function；
The device management module, it is additionally operable to provide equipment pipe in first network segment according to equipment control loss message
Manage function.
10. according to the device described in claim any one of 6-9, it is characterised in that the equipment connecting device also includes judging
Module；
The judge module, for judging to whether there is management equipment in first network segment；
The device management module, it is additionally operable to, when management equipment is not present in first network segment, carry in first network segment
For equipment Management Function.
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| CN201710999624.2A CN107613023B (en) | 2017-10-24 | 2017-10-24 | Equipment connection method and device |
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| CN201710999624.2A CN107613023B (en) | 2017-10-24 | 2017-10-24 | Equipment connection method and device |
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| CN113271287A (en) * | 2020-02-17 | 2021-08-17 | 西安诺瓦星云科技股份有限公司 | Terminal device connection method and device |
| CN114866466A (en) * | 2022-03-29 | 2022-08-05 | 深圳会当科技有限公司 | Device communication method and device, electronic device and readable storage medium |
| CN115225956A (en) * | 2021-04-16 | 2022-10-21 | 广州视源电子科技股份有限公司 | Wireless screen projection method and device, electronic equipment, storage medium and correlation |
| CN116455846A (en) * | 2023-06-14 | 2023-07-18 | 杭州海康威视数字技术股份有限公司 | Method and device for acquiring equipment information through VLAN (virtual local area network) and electronic equipment |
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