CN106411669A - Ethernet connecting line transformation and one-way data transmission method and system - Google Patents
Ethernet connecting line transformation and one-way data transmission method and system Download PDFInfo
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- CN106411669A CN106411669A CN201610862923.7A CN201610862923A CN106411669A CN 106411669 A CN106411669 A CN 106411669A CN 201610862923 A CN201610862923 A CN 201610862923A CN 106411669 A CN106411669 A CN 106411669A
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- connecting line
- filename
- receiving terminal
- ethernet connecting
- transmitting terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/02—Network architectures or network communication protocols for network security for separating internal from external traffic, e.g. firewalls
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention provides an Ethernet connecting line transformation and one-way data transmission method and system. The method comprises the following steps: transforming an Ethernet connecting line between a server background of a sending end and the server background of a receiving end to transform the Ethernet connecting line to have unipolarity on a physical medium; receiving a filename and an interface message that is specified to be sent by a front-end module of the sending end, converting the corresponding file into a preset data transmission structure between a sending end background and a receiving end background, and sending the preset data transmission structure to the server background of the corresponding receiving end; and acquiring the filename that is specified to be received from the front-end module of the receiving end by the server background of the receiving end, screening the corresponding file from a received file package according to the filename that is specified to be received, and sending the file to the front-end module of the receiving end. The Ethernet connecting line transformation and one-way data transmission method and system provided by the invention has the advantages of being convenient and safe to use a storage medium, free of attack risk in logic isolation and low manufacturing cost of process physical isolation, etc.
Description
Technical field
The present invention relates to ethernet device technical field, pass particularly to a kind of transformation of Ethernet connecting line and one-way data
Transmission method and system.
Background technology
Government department, military network have the network of different security level, and data can be from Low Security Level network to High Security Level network
Transmission, forbids from High Security Level network to Low Security Level network transmission.
Currently, from Low Security Level to High Security Level network transmission file, optional mode has following three types：
(1) the removable physical medium such as u disk, CD is used to transmit data, without transmission line.Such method labor intensive
And physical storage medium, need the extra safety ensureing classified information on physical medium, and it is low close to ensure that data necessarily has
Level is to High Security Level transmission.
(2) hardware isolated card, isolation gap is used to transmit data, using normal transmission line.Such method actually makes
With logic isolation, physical medium is two-way link, when logic isolation lost efficacy, the data of High Security Level exists to Low Security Level
The risk that network is revealed
(3) pass through transform crystal diode, design one-way isolation module of software and hardware, by light many couplings principle etc., realize thing
One-way transmission in reason, using special transmission line and hardware processing module.Such method is although physically achieve unidirectional
Isolation, but due to having the shortcomings that complex process, being difficult to realize, cost is generally higher, and such realization is generally in Ethernet
Versatility also poor.
Content of the invention
The purpose of the present invention is intended at least solve one of described technological deficiency.
For this reason, it is an object of the invention to proposing a kind of Ethernet connecting line transformation and one-way data transmission method and be
System, has that storage medium is used conveniently and safely, logic isolation does not have that to be broken risk, technique physical isolation cost low excellent
Point.
To achieve these goals, embodiments of the invention provide a kind of Ethernet connecting line transformation and one-way data transfer
Method, comprises the steps：
Step S1, the Ethernet connecting line between the server background to transmitting terminal and the service background of receiving terminal changes
Make, Ethernet connecting line is transform as one-way is possessed on physical medium；
Step S2, the server background of transmitting terminal receive from transmitting terminal the filename of specified transmission of front-end module and
Interface message, and the filename according to specified transmission and interface message, this corresponding file is converted to after default transmitting terminal
Platform and the data transmission structure on receiving terminal backstage, and sent to the clothes of corresponding receiving terminal by improved Ethernet connecting line
Business device backstage；
Step S3, the server background of described receiving terminal obtains from the front-end module of receiving terminal specifies the filename receiving,
Filename according to described specified reception filters out corresponding file from the file bag receiving, and sends to described receiving terminal
Front-end module；
Wherein, the server background of described transmitting terminal passes through improved Ethernet connecting line, the clothes with described receiving terminal
Business device backstage carries out one-way data transfer.
Further, in described step S1, described Ethernet connecting line is transformed, including：
From the first bronze medal pin connection jaws of the first crystal head, draw two copper cash be respectively connected to described first crystal head, second
The connection jaws of the 3rd bronze medal pin of crystal head；From the connection jaws of the second bronze medal pin of described first crystal head, draw two copper cash respectively
It is connected to the connection jaws of the 6th bronze medal pin of the first crystal head, the second crystal head.
Further, in described step S2, the server background of described transmitting terminal from the front-end module of described transmitting terminal, extremely
Obtain following information less：Specify the network segment that the filename FileName sending, front end address AddrClient, receiving terminal are located
Net；
The front-end module of described transmitting terminal, from the server background of described transmitting terminal, at least obtains following information：Send
Filename FileName, currently transmitted bag CurrPkt, total bag number SUM；
The server background of described receiving terminal, from the front-end module of described receiving terminal, at least obtains following information：Specify and connect
Filename FileName, the front end address AddrClient receiving
The front-end module of described receiving terminal, from the server background of receiving terminal, at least obtains following information：Receive file
Name FileName, packet receiving number recvPkts, total bag number SUM.
Further, in described step S2, the data transmission structure on described default transmitting terminal backstage and receiving terminal backstage
For：The file identification FILE that crosses through MD5 or des encryption, packet number SN, total bag number SUM, check code CODE, wrap long LEN, bag
Content payload VALUE.
Further, also include：After the server background of transmitting terminal, improved Ethernet connecting line, setting is wireless
Access device, data is reached described wireless access by improved Ethernet connecting line and sets by the server background of transmitting terminal
Standby, by way of wireless aps, data is wirelessly sent to the background server of one or more receiving terminals.
The embodiment of the present invention also proposes a kind of Ethernet connecting line transformation and Unilateral Data Transferring System, including：Connect successively
Connect the front-end module of transmitting terminal believed, the server background of transmitting terminal, improved Ethernet connecting line, the service of receiving terminal
Backstage, the front-end module of receiving terminal, wherein, described improved Ethernet connecting line possesses one-way, institute on physical medium
State transmitting terminal server background pass through improved Ethernet connecting line, with the server background of described receiving terminal carry out unidirectional
Data transfer,
Wherein, the server background of described transmitting terminal is used for receiving the literary composition of the specified transmission of front-end module from transmitting terminal
Part name and interface message, and the filename according to specified transmission and interface message, this corresponding file is converted to default
Sending end backstage and the data transmission structure on receiving terminal backstage, and sent to corresponding reception by improved Ethernet connecting line
The server background at end；
The server background of described receiving terminal obtains from the front-end module of receiving terminal and specifies the filename receiving, according to described
Specify the filename receiving to filter out corresponding file from the file bag receiving, and send to the front end mould of described receiving terminal
Block.
Further, described improved Ethernet connecting line, transforms in the following manner：The first bronze medal from the first crystal head
Pin connection jaws, draw the connection jaws that two copper cash are respectively connected to the 3rd bronze medal pin of described first crystal head, the second crystal head；From institute
State the connection jaws of the second bronze medal pin of the first crystal head, draw two copper cash be respectively connected to the first crystal head, the of the second crystal head
The connection jaws of six bronze medal pins.
Further, the server background of described transmitting terminal, from the front-end module of described transmitting terminal, at least obtains following information：
Specify the network segment Net that the filename FileName sending, front end address AddrClient, receiving terminal are located；
The front-end module of described transmitting terminal, from the server background of described transmitting terminal, at least obtains following information：Send
Filename FileName, currently transmitted bag CurrPkt, total bag number SUM；
The server background of described receiving terminal, from the front-end module of described receiving terminal, at least obtains following information：Specify and connect
Filename FileName, the front end address AddrClient receiving
The front-end module of described receiving terminal, from the server background of receiving terminal, at least obtains following information：Receive file
Name FileName, packet receiving number recvPkts, total bag number SUM.
Further, in described step S2, the data transmission structure on described default transmitting terminal backstage and receiving terminal backstage
For：The file identification FILE that crosses through MD5 or des encryption, packet number SN, total bag number SUM, check code CODE, wrap long LEN, bag
Content payload VALUE.
Further, also include：Radio reception device, described radio reception device respectively with improved Ethernet connecting line
Communicated with the server background of one or more receiving terminals, wherein, data is passed through by the server background of described transmitting terminal
Improved Ethernet connecting line reaches described radio reception device, by way of wireless aps, by data wirelessly
It is sent to the background server of one or more receiving terminals.
Ethernet connecting line transformation according to embodiments of the present invention and one-way data transmission method and system, have storage and are situated between
Matter is used conveniently and safely, logic isolation does not exist and is broken the advantages of risk, technique physical isolation low cost.Present invention achieves
Following innovation：(1) transformation based on Ethernet connecting line, achieves one-way transmission on physical medium；(2) in windows and
Under Linux platform, design and Implement one-way data transmitting/receiving program, used cooperatively with improved Ethernet connecting line, be not required to
Want extra hardware module；(3) designed and Implemented a kind of wireless network being extended by physics unidirectional line.
The aspect that the present invention adds and advantage will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein：
Fig. 1 is according to the Ethernet connecting line transformation of the embodiment of the present invention and the flow chart of one-way data transmission method；
The schematic diagram of Fig. 2 (a) to (f) RJ-45 crystal head according to embodiments of the present invention；
Fig. 3 is according to the Ethernet connecting line transformation of the embodiment of the present invention and the structure chart of Unilateral Data Transferring System；
Fig. 4 is the schematic diagram of the one-way transmission extended wireless access network according to the embodiment of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
The present invention proposes a kind of Ethernet connecting line transformation and one-way data transmission method and system, with communication, information skill
Based on art, with general-purpose operating system Windows, Linux as platform, design and Implement a kind of unidirectional transmission method and be
System.The present invention by Ethernet connecting line transformation and with transformation after Ethernet connecting line be adapted transmitting/receiving program, realize thing
Unidirectional data transfer in reason.
As shown in figure 1, the Ethernet connecting line transformation of the embodiment of the present invention and one-way data transmission method, walk including following
Suddenly：
Step S1, the Ethernet connecting line between the server background to transmitting terminal and the service background of receiving terminal changes
Make, Ethernet connecting line is transform as one-way is possessed on physical medium.
In this step, as shown in Fig. 2 (a) to (f), Ethernet connecting line is transformed, including：
From the first bronze medal pin connection jaws of the first crystal head, draw two copper cash and be respectively connected to the first crystal head, the second crystal
The connection jaws of the 3rd bronze medal pin of head；From the connection jaws of the second bronze medal pin of the first crystal head, draw two copper cash and be respectively connected to first
Crystal head, the connection jaws of the 6th bronze medal pin of the second crystal head.
Ethernet connecting line, after transformation, possesses one-way on physical medium, therefore in TCP/IP network model
The communication protocols such as ARP, FTP, TFTP are all inoperative on unidirectional line.
Based on this, the present invention has designed and Implemented in following step and a kind of has been suitable on unidirectional Ethernet connecting line transmission
Agreement, realize the subpackage of data, one-way transmission, restructuring, verification.
Step S2, the server background of transmitting terminal receive from transmitting terminal the filename of specified transmission of front-end module and
Interface message, and the filename according to specified transmission and interface message, this corresponding file is converted to after default transmitting terminal
Platform and the data transmission structure on receiving terminal backstage, and sent to the clothes of corresponding receiving terminal by improved Ethernet connecting line
Business device backstage.
Specifically, the server background of transmitting terminal receives filename and the opposite end network segment that the front-end module of transmitting terminal is specified,
File subpackage, filename are encrypted, are added packet sequence and total bag number, add verification, insert payload user data by backstage, initialization socket
Word, by sending and receiving end background protocol transmission structure transmission data, and transmission situation is reacted to front end from backstage.
Wherein, the server background of transmitting terminal, from the front-end module of transmitting terminal, at least obtains following information：Specify transmission
The network segment Net that filename FileName, front end address AddrClient, receiving terminal are located；The front-end module of transmitting terminal is from transmission
The server background at end, at least obtains following information：Filename FileName, currently transmitted bag CurrPkt, total bag number are sent
SUM.
In one embodiment of the invention, default transmitting terminal backstage and the data transmission structure on receiving terminal backstage are：
The file identification FILE that crosses through MD5 or des encryption, packet number SN, total bag number SUM, check code CODE, wrap long LEN, bag content
Payload VALUE.
Designed according to above-mentioned data transmission structure, multiple files can be sent simultaneously, be can ensure that using mark file and connect
In the time receiving, do not interfere with each other between the data of different files.Specifically, the data that can be sent in receiving terminal reduction by SN and SUM；
Check whether transmission data occurs in that error code on the communication link by CODE；Data is effectively extracted by LEN and VALUE net
Lotus, for restructuring and restoring data.
Step S3, the server background of receiving terminal obtains from the front-end module of receiving terminal specifies the filename receiving, according to
Specify the filename receiving to filter out corresponding file from the file bag receiving, and send to the front-end module of receiving terminal.
Wherein, the server background of transmitting terminal passes through improved Ethernet connecting line, the server background with receiving terminal
Carry out one-way data transfer.
Specifically, receiving terminal server background receives the filename that the front-end module of receiving terminal is specified, backstage initialization set
Connect word, parse filename, bag place sequence and total bag number, checking verification from the bag receiving, extract payload restructuring file, will
File restructuring progress is reacted to front end from backstage.
Wherein, the server background of receiving terminal, from the front-end module of receiving terminal, at least obtains following information：Specify reception
Filename FileName, front end address AddrClient；The front-end module of receiving terminal, from the server background of receiving terminal, at least obtains
Take following information：Filename FileName, packet receiving number recvPkts, total bag number SUM are received.
Additionally, unidirectional transmission line and its supporting program in the present invention are it is already possible to set up unidirectional transmission system wired network
Network.In actual applications, for improving restriction in distance and wiring for the cable network, add wireless access networking further and expand
Exhibition, facilitates the wireless networking of unidirectional transmission system.
As shown in figure 3, after the server background of transmitting terminal, improved Ethernet connecting line, arranging wireless access
Equipment, data is reached radio reception device by improved Ethernet connecting line by the server background of transmitting terminal, by no
The mode of line AP, data is wirelessly sent to the background server of one or more receiving terminals, thus by wired list
Bill is received and is expanded to wireless multicast.
In one embodiment of the invention, due to the problematic feature of wireless network itself, in addition to md5 encryption technology,
Data can adopt des encryption technology further in sending side, and full text is encrypted, and adopts corresponding solution secret skill in receiving side
Art.
As shown in figure 3, the Ethernet connecting line transformation of the embodiment of the present invention and Unilateral Data Transferring System, including：Successively
The front-end module (Sender Client) 1 of the transmitting terminal of connection communication, the server background (Sender Sever) 2 of transmitting terminal,
Improved Ethernet connecting line (one direction transfer cable) 3, the service background (Receiver of receiving terminal
Sever) the 4, front-end module (Receiver Client) 5 of receiving terminal.Wherein, improved Ethernet connecting line is situated between in physics
One-way is possessed on matter, the server background of transmitting terminal passes through improved Ethernet connecting line, after the server of receiving terminal
Platform carries out one-way data transfer.
In the present invention, improved Ethernet connecting line 3, transforms in the following manner：From the first crystal head first
Copper pin connection jaws, draw the connection jaws that two copper cash are respectively connected to the 3rd bronze medal pin of the first crystal head, the second crystal head；From first
The connection jaws of the second bronze medal pin of crystal head, draw the 6th bronze medal pin that two copper cash are respectively connected to the first crystal head, the second crystal head
Connection jaws.
Specifically, the server background 2 of transmitting terminal is used for receiving the literary composition of the specified transmission of front-end module 1 from transmitting terminal
Part name and interface message, and the filename according to specified transmission and interface message, this corresponding file is converted to default
The data transmission structure on sending end backstage and receiving terminal backstage, and sent to connecing accordingly by improved Ethernet connecting line 3
The server background 4 of receiving end.
The server background 2 of transmitting terminal receives filename and the opposite end network segment that the front-end module 1 of transmitting terminal is specified, and backstage will
File subpackage, filename encryption, addition packet sequence and total bag number, addition verify, insert payload user data, initialize socket, lead to
Cross sending and receiving end background protocol transmission structure transmission data, and transmission situation is reacted to front end from backstage.
Wherein, the server background 2 of transmitting terminal, from the front-end module 1 of transmitting terminal, at least obtains following information：Specify and send
Filename FileName, front end address AddrClient, receiving terminal be located network segment Net；
The front-end module 1 of transmitting terminal, from the server background 2 of transmitting terminal, at least obtains following information：Send filename
FileName, currently transmitted bag CurrPkt, total bag number SUM.
In one embodiment of the invention, default transmitting terminal backstage and the data transmission structure on receiving terminal backstage are：
The file identification FILE that crosses through MD5 or des encryption, packet number SN, total bag number SUM, check code CODE, wrap long LEN, bag content
Payload VALUE.
Designed according to above-mentioned data transmission structure, multiple files can be sent simultaneously, be can ensure that using mark file and connect
In the time receiving, do not interfere with each other between the data of different files.Specifically, the data that can be sent in receiving terminal reduction by SN and SUM；
Check whether transmission data occurs in that error code on the communication link by CODE；Data is effectively extracted by LEN and VALUE net
Lotus, for restructuring and restoring data.
The server background 4 of receiving terminal obtains from the front-end module 5 of receiving terminal and specifies the filename receiving, and connects according to specifying
The filename received filters out corresponding file from the file bag receiving, and sends to the front-end module 5 of receiving terminal.
Receiving terminal server background receives the filename that the front-end module 5 of receiving terminal is specified, and backstage initializes socket, from
Parse filename, bag place sequence and total bag number, checking verification in the bag receiving, extract payload restructuring file, by file weight
Group progress is reacted to front end from backstage.
Wherein, the server background 4 of receiving terminal, from the front-end module 5 of receiving terminal, at least obtains following information：Specify and receive
Filename FileName, front end address AddrClient
The front-end module 5 of receiving terminal, from the server background 4 of receiving terminal, at least obtains following information：Receive filename
FileName, packet receiving number recvPkts, total bag number SUM.
Further, the unidirectional transmission line in the present invention and its supporting program are it is already possible to establishment unidirectional transmission system is wired
Network.In actual applications, for improving restriction in distance and wiring for the cable network, add wireless access networking further
Extension, facilitates the wireless networking of unidirectional transmission system.
As shown in figure 4, the Ethernet connecting line 3 of the embodiment of the present invention is transformed and Unilateral Data Transferring System, also include：No
Line access device (Wireless AP) 6, radio reception device respectively with improved Ethernet connecting line 3 and one or more
The server background 4 of receiving terminal is communicated, and wherein, data is passed through improved Ethernet by the server background 2 of transmitting terminal
Connecting line 3 reaches radio reception device, by way of wireless aps, data is wirelessly sent to one or more connecing
The background server of receiving end, thus wired single-shot list is received expand to wireless multicast.
In one embodiment of the invention, due to the problematic feature of wireless network itself, in addition to md5 encryption technology,
Data can adopt des encryption technology further in sending side, and full text is encrypted, and adopts corresponding solution secret skill in receiving side
Art.
Ethernet connecting line transformation according to embodiments of the present invention and one-way data transmission method and system, have storage and are situated between
Matter is used conveniently and safely, logic isolation does not exist and is broken the advantages of risk, technique physical isolation low cost.Present invention achieves
Following innovation：(1) transformation based on Ethernet connecting line, achieves one-way transmission on physical medium；(2) in windows and
Under Linux platform, design and Implement one-way data transmitting/receiving program, used cooperatively with improved Ethernet connecting line, be not required to
Want extra hardware module；(3) designed and Implemented a kind of wireless network being extended by physics unidirectional line.Invention software part
Core technology, including having designed and Implemented a kind of Unidirectional Transport protocol and originating services device program module (sender
) and receiving end server program module (receiver sever) sever.In addition, in practical application, the present invention is also respectively in transmitting-receiving
End has devised and embodied, the operation between front end and backstage and feedback.
The Ethernet connecting line transformation of the embodiment of the present invention and one-way data transmission method and system, have following beneficial effect
Really：
(1) physically achieve one-way transmission, better than isolation in logic.
(2) directly transform Ethernet connecting line, versatility is good, and cheap, process complexity is not high.
(3) platform ease for use is good, supports the operating system of main flow, hardware module that need not be extra, transmitting/receiving program directly exists
Sending and receiving end is run, and need not install.
(4), while supporting one-way safety transmission data, wireless access, more existing wired one-way transmission technology tool are supported
Have an enormous advantage.
Present invention achieves the application of Ethernet connecting line transformation, design and Implement simultaneously and be used for this Ethernet connecting line
Agreement, transmitting/receiving program front end backstage, the wireless extensions of one-way transmission.Physical medium ensures unidirectional simultaneously, effectively
Taken into account security and flexibility, the agreement designed and Implemented, soft plus module, support between the operating system of current main flow mutually
Connection, and design and construct one-way transmission wireless system, improve ease for use further, be particularly suited for net between different security level
Network, from Low Security Level to High Security Level unidirectional data transmission.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art is in the principle without departing from the present invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.The scope of the present invention
Limited by claims are extremely equivalent.
Claims (10)
1. a kind of Ethernet connecting line transformation and one-way data transmission method are it is characterised in that comprise the steps：
Step S1, the Ethernet connecting line between the server background to transmitting terminal and the service background of receiving terminal is transformed,
Ethernet connecting line is transform as one-way is possessed on physical medium；
Step S2, the server background of transmitting terminal receives the filename of specified transmission of front-end module and interface from transmitting terminal
Message, and the filename according to specified transmission and interface message, by this corresponding file be converted to default transmitting terminal backstage with
The data transmission structure on receiving terminal backstage, and sent to the server of corresponding receiving terminal by improved Ethernet connecting line
Backstage；
Step S3, the server background of described receiving terminal obtains from the front-end module of receiving terminal specifies the filename receiving, according to
The filename of described specified reception filters out corresponding file from the file bag receiving, and sends to described receiving terminal
End module；Wherein, the server background of described transmitting terminal passes through improved Ethernet connecting line, the service with described receiving terminal
Device backstage carries out one-way data transfer.
2. Ethernet connecting line as claimed in claim 1 transformation and one-way data transmission method are it is characterised in that in described step
In rapid S1, described Ethernet connecting line is transformed, including：
From the first bronze medal pin connection jaws of the first crystal head, draw two copper cash and be respectively connected to described first crystal head, the second crystal
The connection jaws of the 3rd bronze medal pin of head；From the connection jaws of the second bronze medal pin of described first crystal head, draw two copper cash and be respectively connected to
First crystal head, the connection jaws of the 6th bronze medal pin of the second crystal head.
3. Ethernet connecting line as claimed in claim 1 transformation and one-way data transmission method it is characterised in that
The server background of described transmitting terminal, from the front-end module of described transmitting terminal, at least obtains following information：Specify transmission
The network segment Net that filename FileName, front end address AddrClient, receiving terminal are located；
The front-end module of described transmitting terminal, from the server background of described transmitting terminal, at least obtains following information：Send file
Name FileName, currently transmitted bag CurrPkt, total bag number SUM；
The server background of described receiving terminal, from the front-end module of described receiving terminal, at least obtains following information：Specify reception
Filename FileName, front end address AddrClient
The front-end module of described receiving terminal, from the server background of receiving terminal, at least obtains following information：Receive filename
FileName, packet receiving number recvPkts, total bag number SUM.
4. Ethernet connecting line as claimed in claim 1 transformation and one-way data transmission method are it is characterised in that in described step
In rapid S2, described default transmitting terminal backstage with the data transmission structure on receiving terminal backstage is：The literary composition crossed through MD5 or des encryption
Part mark FILE, packet number SN, total bag number SUM, check code CODE, the long LEN of bag, bag content payload VALUE.
5. Ethernet connecting line transformation as claimed in claim 1 and one-way data transmission method are it is characterised in that also include：
After the server background of transmitting terminal, improved Ethernet connecting line, radio reception device, the server of transmitting terminal are set
Data is reached described radio reception device by improved Ethernet connecting line by backstage, by way of wireless aps, by number
According to the background server being wirelessly sent to one or more receiving terminals.
6. a kind of Ethernet connecting line transformation and Unilateral Data Transferring System are it is characterised in that include：It is sequentially connected sending out of communication
The front-end module of sending end, the server background of transmitting terminal, improved Ethernet connecting line, the service background of receiving terminal, reception
The front-end module at end, wherein, described improved Ethernet connecting line possesses one-way on physical medium, described transmitting terminal
Server background passes through improved Ethernet connecting line, carries out one-way data transfer with the server background of described receiving terminal,
Wherein, the server background of described transmitting terminal is used for receiving the filename of the specified transmission of front-end module from transmitting terminal
And interface message, and the filename according to specified transmission and interface message, this corresponding file is converted to default transmitting terminal
Backstage and the data transmission structure on receiving terminal backstage, and sent to corresponding receiving terminal by improved Ethernet connecting line
Server background；
The server background of described receiving terminal obtains from the front-end module of receiving terminal and specifies the filename receiving, and is specified according to described
The filename receiving filters out corresponding file from the file bag receiving, and sends to the front-end module of described receiving terminal.
7. Ethernet connecting line as claimed in claim 6 transformation and Unilateral Data Transferring System are it is characterised in that described transformation
Ethernet connecting line afterwards, transforms in the following manner：From the first bronze medal pin connection jaws of the first crystal head, draw two copper cash and divide
It is not connected to the connection jaws of the 3rd bronze medal pin of described first crystal head, the second crystal head；The second bronze medal pin from described first crystal head
Connection jaws, draw the connection jaws that two copper cash are respectively connected to the 6th bronze medal pin of the first crystal head, the second crystal head.
8. Ethernet connecting line as claimed in claim 6 transformation and Unilateral Data Transferring System it is characterised in that
The server background of described transmitting terminal, from the front-end module of described transmitting terminal, at least obtains following information：Specify transmission
The network segment Net that filename FileName, front end address AddrClient, receiving terminal are located；
The front-end module of described transmitting terminal, from the server background of described transmitting terminal, at least obtains following information：Send file
Name FileName, currently transmitted bag CurrPkt, total bag number SUM；
The server background of described receiving terminal, from the front-end module of described receiving terminal, at least obtains following information：Specify reception
Filename FileName, front end address AddrClient
The front-end module of described receiving terminal, from the server background of receiving terminal, at least obtains following information：Receive filename
FileName, packet receiving number recvPkts, total bag number SUM.
9. Ethernet connecting line as claimed in claim 6 transformation and Unilateral Data Transferring System are it is characterised in that in described step
In rapid S2, described default transmitting terminal backstage with the data transmission structure on receiving terminal backstage is：The literary composition crossed through MD5 or des encryption
Part mark FILE, packet number SN, total bag number SUM, check code CODE, the long LEN of bag, bag content payload VALUE.
10. Ethernet connecting line transformation as claimed in claim 6 and Unilateral Data Transferring System are it is characterised in that also include：
Radio reception device, the described radio reception device clothes with improved Ethernet connecting line and one or more receiving terminal respectively
Business device backstage is communicated, and wherein, data is passed through improved Ethernet connecting line and passed by the server background of described transmitting terminal
To described radio reception device, by way of wireless aps, data is wirelessly sent to one or more receiving terminals
Background server.
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| CN201610862923.7A CN106411669A (en) | 2016-09-28 | 2016-09-28 | Ethernet connecting line transformation and one-way data transmission method and system |
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| CN201610862923.7A CN106411669A (en) | 2016-09-28 | 2016-09-28 | Ethernet connecting line transformation and one-way data transmission method and system |
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