CN110602191A - File transmission system and method - Google Patents
File transmission system and method Download PDFInfo
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- CN110602191A CN110602191A CN201910816770.6A CN201910816770A CN110602191A CN 110602191 A CN110602191 A CN 110602191A CN 201910816770 A CN201910816770 A CN 201910816770A CN 110602191 A CN110602191 A CN 110602191A
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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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- 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
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention discloses a file transmission system and a file transmission method, which belong to the technical field of Internet of things and comprise the following steps: the application server is used for issuing a data reading instruction to the front-end server and processing and displaying the data to be transmitted uploaded by the FTP server; the front server is used for receiving the data reading instruction sent by the application server and sending the data reading instruction to the Internet of things equipment terminal; the Internet of things equipment terminal is used for acquiring data to be transmitted and sending the data to be transmitted to the FTP server; the FTP server is used for receiving the data to be transmitted uploaded by the Internet of things equipment terminal and sending the data to be transmitted to the application server. The invention solves the problems of slow file transmission, low efficiency, long channel occupation time and the like between the equipment and the server, and improves the reliability of file transmission.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to a file transmission system and a file transmission method.
Background
With the rapid development of radio frequency identification technology, sensor technology and wireless network technology, Internet of Things (IoT) technology has been applied to various industries, and great economic and social benefits generated by the application of the Internet of Things have also attracted great attention from all borders at home and abroad, and the development of the Internet of Things will drive the rapid development of the economy of China as the core development field of the emerging strategic industry of the country in recent years.
With the continuous deepening of the technology and application of the internet of things, information transmission between the things in the internet of things system is no longer simple message transmission, and more internet of things application systems need to realize data file transmission. The traditional file transmission mode of the Internet of things has the problems of low transmission speed, low efficiency, long channel occupation time, file packet loss and the like; and the transmission of large data files is difficult due to unstable network environment.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and realize the transmission of larger data files in the Internet of things.
To achieve the above object, a file transfer system is adopted, including:
the application server is respectively connected with the front server and the FTP server and is used for issuing a data reading instruction to the front server and processing and displaying the data to be transmitted uploaded by the FTP server;
the front-end server is respectively connected with the application server and the Internet of things equipment terminal and is used for receiving the data reading instruction sent by the application server and sending the data reading instruction to the Internet of things equipment terminal;
the Internet of things equipment terminal is respectively connected with the front server and the FTP server and is used for acquiring data to be transmitted and sending the data to be transmitted to the FTP server;
and the FTP server is connected with the Internet of things equipment terminal and the application server and is used for receiving the data to be transmitted uploaded by the Internet of things equipment terminal and sending the data to be transmitted to the application server.
The front-end server comprises a first instruction receiving module, a first instruction analyzing module, an instruction issuing module, a second instruction receiving module and an instruction uploading module;
the first instruction reading module is connected with the application server and used for receiving a data reading instruction sent by the application server;
the first instruction analysis module is connected with the first instruction reading module and used for analyzing the data reading instruction;
the instruction issuing module is connected with the first instruction analyzing module and used for sending the analyzed instruction to the Internet of things equipment terminal;
the second instruction receiving module is connected with the Internet of things equipment terminal and used for receiving a data uploading completion instruction sent by the Internet of things equipment terminal;
the instruction uploading module is connected with the application server and used for sending the data uploading finishing instruction to the application server.
Furthermore, the application server comprises an instruction issuing module, an instruction receiving module, a data acquisition module and a data processing module;
the instruction issuing module is connected with the first instruction receiving module and used for sending the data reading instruction to the first instruction receiving module;
the instruction receiving module is connected with the front-end server and used for receiving a data uploading finishing instruction sent by the front-end server;
the data acquisition module is respectively connected with the instruction receiving module and the FTP server and used for acquiring data to be transmitted from the FTP server after receiving a data uploading completion instruction sent by the instruction receiving module, wherein the data to be transmitted is sent to the FTP server by the Internet of things equipment terminal;
and the data processing module is connected with the data acquisition module and used for classifying and sorting the data to be transmitted acquired by the data acquisition module and storing the data to be transmitted to the database.
Further, the internet of things equipment terminal comprises a second instruction analysis module, a connection establishment module, a to-be-transmitted data sending module and an uploading completion instruction sending module;
the second instruction analysis module is connected with the instruction issuing module and used for receiving the instruction issued by the instruction issuing module;
the connection establishing module is connected with the second instruction analyzing module and used for establishing connection with the FTP server according to the received instruction and the appointed user name and password of the FTP server;
the data transmission module to be transmitted is connected with the FTP server and used for transmitting the data to be transmitted to the FTP server;
and the uploading finishing instruction sending module is connected with the data sending module to be transmitted and used for sending the data uploading finishing instruction to the second instruction receiving module after the data is sent.
Further, the FTP server comprises a data receiving module and a screening module;
the data receiving module and the data sending module to be transmitted are used for receiving the data sent by the data sending module to be transmitted;
and the screening module is respectively connected with the data receiving module and the data acquisition module and is used for screening the data received by the data receiving module to obtain the screened data for the data acquisition module to acquire.
Furthermore, the application server further comprises a first upgrade instruction sending module, connected to the front-end server, and configured to send an equipment upgrade instruction to the front-end server.
Furthermore, the front server also comprises an upgrade instruction receiving module, a second upgrade instruction issuing module, an upgrade instruction analyzing module and an upgrade file downloading module;
the upgrading instruction receiving module is connected with the first upgrading instruction sending module and used for receiving the equipment upgrading instruction sent by the upgrading instruction receiving module;
the second upgrading instruction issuing module is connected with the Internet of things equipment terminal and used for issuing an equipment upgrading instruction to the Internet of things equipment terminal;
the upgrading instruction analysis module is connected with the second upgrading instruction issuing module and used for analyzing the equipment upgrading instruction;
and the upgrade file downloading module is connected with the upgrade instruction analyzing module and used for being connected with the FTP server according to the received equipment upgrade instruction and downloading the equipment upgrade file from the FTP server so as to upgrade the equipment.
In another aspect, a file transfer method is used, including:
the method comprises the steps that a front-end server receives a data uploading instruction sent by an application server and sends the data uploading instruction to an Internet of things equipment terminal, so that the Internet of things equipment terminal is connected with an FTP server to send data to be transmitted to the FTP server;
the method comprises the steps that a front-end server receives a data uploading finishing instruction sent by an Internet of things equipment terminal, wherein the data uploading finishing instruction is that the Internet of things equipment terminal sends data to be transmitted to an FTP server and then sends the data to the front-end server;
and the front-end server sends the data uploading completion instruction to the application server, so that the application server receives the data uploading completion instruction and then acquires the transmission data from the FTP server, classifies and arranges the transmission data and then stores the transmission data in the database.
Further, the front-end server receives an upgrading instruction sent by the application server and sends the upgrading instruction to the Internet of things equipment terminal, so that the Internet of things equipment terminal establishes connection with the FTP server after receiving the upgrading instruction to obtain an equipment upgrading file;
and the Internet of things equipment terminal dynamically updates by using the equipment updating file.
Compared with the prior art, the invention has the following technical effects: according to the invention, the FTP server is added, the terminal equipment is regarded as the FTP client in the file transmission process of the Internet of things, when the terminal equipment obtains a data reading instruction, the connection with the FTP server is established through a default user name and a password, and then the file transmission is carried out through the FTP protocol.
Drawings
The following detailed description of embodiments of the invention refers to the accompanying drawings in which:
FIG. 1 is a client-server model in FTP;
FIG. 2 is a schematic diagram of a file transfer system;
fig. 3 is a flowchart of a file uploading method between an internet of things device terminal and a server;
fig. 4 is a schematic flow chart of a file downloading method between an internet of things device terminal and a server.
Detailed Description
To further illustrate the features of the present invention, refer to the following detailed description of the invention and the accompanying drawings. The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present disclosure.
As shown in fig. 1 to fig. 2, the present embodiment discloses a file transfer system, including:
the application server 10 is respectively connected with the front server 20 and the FTP server 30, and is used for issuing a data reading instruction to the front server 20 and processing and displaying the data to be transmitted which is uploaded by the FTP server 30;
the front server 20 is respectively connected with the application server 10 and the internet of things equipment terminal 40, and is used for receiving a data reading instruction sent by the application server 10 and sending the data reading instruction to the internet of things equipment terminal 40;
the internet of things equipment terminal 40 is respectively connected with the front server 20 and the FTP server 30 and is used for acquiring data to be transmitted and sending the data to be transmitted to the FTP server 30;
the FTP server 30 is connected to the internet of things device terminal 40 and the application server 10, and is configured to receive the data to be transmitted uploaded by the internet of things device terminal 40 and send the data to be transmitted to the application server 10.
Specifically, the process of the file transfer system for realizing data transfer is as follows: (1) the application server 10 sends an instruction to upload a file to the front-end server 20, for example: the application server 10 selects the device, directory type, start time and end time on the Web page and then clicks the file read button. At this time, the application server 10 backend program performs instruction splicing according to the page parameters, establishes connection with the front-end server 20 through the socket, and sends the file reading instruction to the front-end server 20. (2) The front server 20 communicates with the device terminal and issues a file reading instruction. After receiving the instruction from the application server 10, the front-end server 20 further analyzes the instruction and performs protocol conversion, and forwards the file reading instruction to the corresponding device. (3) The device terminal analyzes the file reading instruction sent by the front server 20, and establishes connection with the FTP server 30 by agreeing the user name and password of the FTP server 30 according to the FTP server 30. (4) After the FTP connection is successfully established, the device terminal screens the files according to the conditions such as the directory name, the file creation time, and the like, and uploads the final data file to the FTP server 30. After the file is uploaded, the device terminal notifies the front end server 20 that the file is uploaded. (5) After receiving the upload file completion signal sent by the front-end server 20, the server classifies, sorts, analyzes and stores the uploaded data files in the database.
It should be noted that, as shown in fig. 1, in the client-server model in FTP, dual connections are to be established between an FTP client and a server, one is a control connection, and the other is a data connection. The reason for establishing the dual connection is: FTP is an interactive session system where each time a client invokes FTP, a session is established with a server and maintained with a control connection. When the client makes a request, the server establishes a data connection with the client to perform actual data (such as file) transmission, and once the data transmission is finished, the data connection is successively cancelled, but the control connection still exists, and the client can continue to send instructions.
The FTP is based on the transmission protocol of TCP, so that the connection between the FTP client and the server is reliable, and is connection-oriented, and reliable guarantee is provided for data transmission. In addition, FTP also has the characteristic of high transmission speed, and data transmission can be encrypted through SSL and SSH, so that the data security is ensured.
Further, the front server 20 receives the device terminal connection request, communicates with the internet of things device terminal 40, and communicates with the Web application server 10 through socket connection, thereby implementing functions such as instruction issuing and data reporting. The front server 20 includes a first instruction receiving module, a first instruction parsing module, an instruction issuing module, a second instruction receiving module and an instruction uploading module, wherein:
a first instruction reading module, connected to the application server 10, configured to receive a data reading instruction issued by the application server 10;
the first instruction analysis module is connected with the first instruction reading module and used for analyzing the data reading instruction, specifically, the front-end server converts a private protocol of the application server into an IEC60870-5-101 protocol and then transmits the protocol, and the application server sets the private protocol to take compatibility, flexibility, expandability and safety into consideration.
The instruction issuing module is connected with the first instruction analyzing module and used for sending the analyzed instruction to the internet of things equipment terminal 40;
the second instruction receiving module is connected with the internet of things equipment terminal 40 and is used for receiving a data uploading completion instruction sent by the internet of things equipment terminal 40;
the instruction uploading module is connected to the application server 10, and is configured to send a data uploading completion instruction to the application server 10.
Further, the application server 10 is used for collecting, sorting and displaying the device data from the device terminals through the front-end server 20. Or may control the terminal device by issuing an instruction to the front-end server 20. The application server 10 includes Nginx, Tomcat, Redis, MySQL. Nginx acts as a static proxy server and a reverse proxy server for the proxy of the H5 page and forwarding the request to the Web application server 10; tomcat acts as a Web application server 10 for responding to requests from browsers. Redis is a high-performance, non-relational database used for caching data and for implementing publish-subscribe functionality. MySQL acts as a lightweight relational database for storing application system data. After the server receives the upload file completion signal sent by the front-end server 20, the server classifies, sorts, analyzes and stores the uploaded data file into the database, and the application server 10 specifically includes an instruction issuing module, an instruction receiving module, a data acquisition module and a data processing module, wherein:
the instruction issuing module is connected with the first instruction receiving module and used for sending the data reading instruction to the first instruction receiving module;
the instruction receiving module is connected with the front-end server 20 and is used for receiving a data uploading completion instruction sent by the front-end server 20;
the data acquisition module is respectively connected with the instruction receiving module and the FTP server 30, and is used for acquiring data to be transmitted from the FTP server 30 after receiving a data uploading completion instruction sent by the instruction receiving module, wherein the data to be transmitted is sent to the FTP server 30 by the internet of things equipment terminal 40;
and the data processing module is connected with the data acquisition module and used for classifying and sorting the data to be transmitted acquired by the data acquisition module and storing the data to be transmitted to the database.
Further, the internet of things device terminal 40 is a device for acquiring data and sending data to a network layer, and has multiple functions of data acquisition, preliminary processing, encryption, transmission and the like, and the internet of things device terminal 40 analyzes a file reading instruction sent by the front server 20, specifies a user name and a password of the FTP server 30 according to the FTP server 30, and establishes connection with the FTP server 30. After the FTP connection is successfully established, the equipment terminal screens files according to conditions such as directory names, file creation time and the like, and uploads the final data files to an FTP server; after the file is uploaded, the internet of things device terminal 40 notifies the front end server 20 that the file is uploaded.
The internet of things equipment terminal 40 in the embodiment is a secondary device of an electric power system, and the equipment terminal uses an IEC60870-5-101 protocol and communicates with a front-end server through GPRS. The internet of things equipment terminal specifically comprises a second instruction analysis module, a connection establishment module, a data transmission module to be transmitted and an uploading finishing instruction transmission module, wherein:
and the second instruction analysis module is connected with the instruction issuing module and used for receiving the instruction issued by the instruction issuing module, wherein the issued instruction is based on an IEC60870-5-101 protocol, and the Internet of things equipment terminal directly analyzes the 101 protocol, so that the second instruction analysis module needs to convert the IEC60870-5-101 protocol into the 101 protocol and process different service logics according to different message control bits and type identification bits.
A connection establishing module connected to the second instruction parsing module, and configured to establish a connection with the FTP server 30 according to the received instruction and the agreed user name and password of the FTP server 30;
a to-be-transmitted data sending module, which is connected to the FTP server 30 and configured to send the to-be-transmitted data to the FTP server 30;
and the uploading finishing instruction sending module is connected with the data sending module to be transmitted and used for sending the data uploading finishing instruction to the second instruction receiving module after the data is sent.
Further, the FTP server 30 comprises a data receiving module and a screening module, wherein:
the data receiving module and the data sending module to be transmitted are used for receiving the data sent by the data sending module to be transmitted;
and the screening module is respectively connected with the data receiving module and the data acquisition module and is used for screening the data received by the data receiving module to obtain the screened data for the data acquisition module to acquire.
Further, the application server 10 further includes a first upgrade instruction sending module, connected to the front-end server 20, and configured to send a device upgrade instruction to the front-end server 20.
The front-end server 20 further includes an upgrade instruction receiving module, a second upgrade instruction issuing module, an upgrade instruction parsing module, and an upgrade file downloading module, where:
the upgrading instruction receiving module is connected with the first upgrading instruction sending module and used for receiving the equipment upgrading instruction sent by the upgrading instruction receiving module;
the second upgrading instruction issuing module is connected with the internet of things equipment terminal 40 and used for issuing an equipment upgrading instruction to the internet of things equipment terminal 40;
the upgrading instruction analysis module is connected with the second upgrading instruction issuing module and used for analyzing the equipment upgrading instruction;
and the upgrade file downloading module is connected with the upgrade instruction analyzing module, and is used for connecting with the FTP server 30 according to the received equipment upgrade instruction, and downloading the equipment upgrade file from the FTP server 30 to perform equipment upgrade.
It should be noted that, the internet of things device terminal 40 communicates with the server, and the process of implementing file downloading is as follows:
(1) the application server 10 selects a device on the Web page, selects an upgrade file, and then clicks a device upgrade button. At this time, the application server 10 backend program performs instruction splicing according to the page parameters, establishes connection with the front-end server 20 through the socket, and sends the device upgrade instruction to the front-end server 20.
(2) The front server 20 communicates with the device terminal and issues a device upgrade instruction. After receiving the device upgrade instruction of the application server 10, the front-end server 20 further analyzes the instruction, performs protocol conversion, and forwards the instruction to the corresponding device.
(3) After the device terminal analyzes the device upgrading instruction sent by the front server 20, establishing connection with the FTP server according to the appointed user name and password of the FTP server 30;
(4) after the FTP connection is successfully established, the equipment terminal downloads the equipment upgrading file to the FTP server 30 according to the file path, and after the upgrading file is successfully downloaded, the equipment terminal analyzes the file and completes the dynamic upgrading of the equipment terminal.
As shown in fig. 3, the embodiment discloses a file transmission method, specifically a process of uploading files between an internet of things device terminal 40 and a server, including the following steps S11-S13:
s11, the front-end server 20 receives the data upload instruction sent by the application server 10, and sends the data upload instruction to the internet of things device terminal 40, so that the internet of things device terminal 40 establishes a connection with the FTP server 30 and sends the data to be transmitted to the FTP server 30;
s12, the front server 20 receives a data uploading completion instruction sent by the Internet of things equipment terminal 40, wherein the data uploading completion instruction is that the Internet of things equipment terminal 40 sends data to be transmitted to the FTP server 30 and then sends the data to the front server 20;
s13, the front end server 20 sends the data upload completion instruction to the application server 10, so that the application server 10 obtains the transmission data from the FTP server 30 after receiving the data upload completion instruction, classifies the transmission data, and stores the transmission data in the database.
As shown in fig. 4, the embodiment also discloses a process of uploading files between the internet of things device terminal 40 and the server, including the following steps S21-S22:
s21, the front-end server 20 receives the upgrade instruction sent by the application server 10, and sends the upgrade instruction to the internet of things device terminal 40, so that the internet of things device terminal 40 establishes a connection with the FTP server 30 after receiving the upgrade instruction to obtain a device upgrade file;
and S22, dynamically upgrading the Internet of things equipment terminal 40 by using the equipment upgrading file.
It should be noted that, the application server 10 sends a file uploading/downloading instruction to the front-end server 20; the front server 20 communicates with the equipment terminal and issues a file uploading/downloading instruction; the equipment terminal and the FTP server 30 agree a user name and a password of the FTP server 30; the equipment terminal is used as an FTP client to establish connection with an FTP server; and after the connection is established, the equipment terminal actively uploads/downloads the file. The method and the device solve the problems of slow file transmission, low efficiency, long channel occupation time and the like between the equipment and the server, improve the reliability of file transmission, simplify the complexity of configuration of the Internet of things equipment terminal 40, and facilitate dynamic upgrade and data report of the equipment terminal. And the transmission protocol based on the FTP is TCP, which provides reliable guarantee for the transmission of data. In addition, FTP also has the characteristic of high transmission speed, and data transmission can be encrypted through SSL and SSH, so that the data security is ensured.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A file transfer system, comprising:
the application server is respectively connected with the front server and the FTP server and is used for issuing a data reading instruction to the front server and processing and displaying the data to be transmitted uploaded by the FTP server;
the front-end server is respectively connected with the application server and the Internet of things equipment terminal and is used for receiving the data reading instruction sent by the application server and sending the data reading instruction to the Internet of things equipment terminal;
the Internet of things equipment terminal is respectively connected with the front server and the FTP server and is used for acquiring data to be transmitted and sending the data to be transmitted to the FTP server;
and the FTP server is connected with the Internet of things equipment terminal and the application server and is used for receiving the data to be transmitted uploaded by the Internet of things equipment terminal and sending the data to be transmitted to the application server.
2. The file transfer system according to claim 1, wherein the front server comprises:
the first instruction reading module is connected with the application server and used for receiving a data reading instruction sent by the application server;
the first instruction analysis module is connected with the first instruction reading module and used for analyzing the data reading instruction;
the instruction issuing module is connected with the first instruction analyzing module and used for sending the analyzed instruction to the Internet of things equipment terminal;
the second instruction receiving module is connected with the Internet of things equipment terminal and used for receiving a data uploading completion instruction sent by the Internet of things equipment terminal;
the instruction uploading module is connected with the application server and used for sending the data uploading finishing instruction to the application server.
3. The file transfer system of claim 2, wherein the application server comprises:
the instruction issuing module is connected with the first instruction receiving module and used for sending the data reading instruction to the first instruction receiving module;
the instruction receiving module is connected with the front-end server and used for receiving a data uploading finishing instruction sent by the front-end server;
the data acquisition module is respectively connected with the instruction receiving module and the FTP server and used for acquiring data to be transmitted from the FTP server after receiving a data uploading completion instruction sent by the instruction receiving module, wherein the data to be transmitted is sent to the FTP server by the Internet of things equipment terminal;
and the data processing module is connected with the data acquisition module and used for classifying and sorting the data to be transmitted acquired by the data acquisition module and storing the data to be transmitted to the database.
4. The file transfer system of claim 3, wherein the Internet of things device terminal comprises:
the second instruction analysis module is connected with the instruction issuing module and used for receiving the instruction issued by the instruction issuing module;
the connection establishing module is connected with the second instruction analyzing module and used for establishing connection with the FTP server according to the received instruction and the appointed user name and password of the FTP server;
the data transmission module to be transmitted is connected with the FTP server and used for transmitting the data to be transmitted to the FTP server;
and the uploading finishing instruction sending module is connected with the data sending module to be transmitted and used for sending the data uploading finishing instruction to the second instruction receiving module after the data is sent.
5. The file transfer system according to claim 4, wherein the FTP server comprises:
the data receiving module and the data sending module to be transmitted are used for receiving the data sent by the data sending module to be transmitted;
and the screening module is respectively connected with the data receiving module and the data acquisition module and is used for screening the data received by the data receiving module to obtain the screened data for the data acquisition module to acquire.
6. The file transmission system according to claim 3, wherein the application server further includes a first upgrade instruction sending module, connected to the front-end server, for sending a device upgrade instruction to the front-end server.
7. The file transfer system of claim 6, wherein the front-end server further comprises:
the upgrading instruction receiving module is connected with the first upgrading instruction sending module and used for receiving the equipment upgrading instruction sent by the upgrading instruction receiving module;
the second upgrading instruction issuing module is connected with the Internet of things equipment terminal and used for issuing an equipment upgrading instruction to the Internet of things equipment terminal;
the upgrading instruction analysis module is connected with the second upgrading instruction issuing module and used for analyzing the equipment upgrading instruction;
and the upgrade file downloading module is connected with the upgrade instruction analyzing module and used for being connected with the FTP server according to the received equipment upgrade instruction and downloading the equipment upgrade file from the FTP server so as to upgrade the equipment.
8. A method for file transfer, comprising:
the method comprises the steps that a front-end server receives a data uploading instruction sent by an application server and sends the data uploading instruction to an Internet of things equipment terminal, so that the Internet of things equipment terminal is connected with an FTP server to send data to be transmitted to the FTP server;
the method comprises the steps that a front-end server receives a data uploading finishing instruction sent by an Internet of things equipment terminal, wherein the data uploading finishing instruction is that the Internet of things equipment terminal sends data to be transmitted to an FTP server and then sends the data to the front-end server;
and the front-end server sends the data uploading completion instruction to the application server, so that the application server receives the data uploading completion instruction and then acquires the transmission data from the FTP server, classifies and arranges the transmission data and then stores the transmission data in the database.
9. The file transfer method according to claim 8, further comprising:
the method comprises the steps that a front-end server receives an upgrading instruction sent by an application server and sends the upgrading instruction to an Internet of things equipment terminal, so that the Internet of things equipment terminal establishes connection with an FTP server after receiving the upgrading instruction to obtain an equipment upgrading file;
and the Internet of things equipment terminal dynamically updates by using the equipment updating file.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113037710A (en) * | 2021-02-03 | 2021-06-25 | 南京物通物语科技有限公司 | Processing method for big data transmission for industrial Internet of things |
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Application publication date: 20191220 |