CN115314481A - IEC101/IEC 104-based simulated master station communication method and system - Google Patents
IEC101/IEC 104-based simulated master station communication method and system Download PDFInfo
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- 238000004891 communication Methods 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000004088 simulation Methods 0.000 claims abstract description 50
- 238000012360 testing method Methods 0.000 claims abstract description 29
- 230000001960 triggered effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000010998 test method Methods 0.000 claims description 4
- 230000006870 function Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/26—Special purpose or proprietary protocols or architectures
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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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
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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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
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0869—Network architectures or network communication protocols for network security for authentication of entities for achieving mutual authentication
-
- 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
- H04L63/14—Network architectures or network communication protocols for network security for detecting or protecting against malicious traffic
- H04L63/1441—Countermeasures against malicious traffic
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The application discloses a simulation master station communication method and system based on IEC101/IEC104, mainly relates to the technical field of simulation communication, and is used for solving the problems that the existing simulation master station software cannot support the switching of two protocols simultaneously and cannot be compatible with a server side and a client side simultaneously. The method comprises the following steps: setting respective selection keys of an IEC101 protocol and an IEC104 protocol; acquiring IEC104 communication protocol parameters; acquiring IEC101 communication protocol parameters; and after the communication connection between the simulation master station and the access terminal is completed based on the IEC104 communication protocol parameters or the IEC101 communication protocol parameters, acquiring a test flow of the access terminal so as to test the access terminal. The method realizes the switching supporting of the two protocols and is compatible with the equipment and the master station.
Description
Technical Field
The application relates to the technical field of power distribution equipment simulation, in particular to a simulation master station communication method and system based on IEC101/IEC 104.
Background
The power distribution equipment simulation master station software is software which is convenient for development and debugging personnel to develop and debug progress, can replace the function of a master station, and provides more functions which are convenient for debugging. The simulation master station software is divided into 101, 104 simulation master station supports the test of 104 protocol of TCP/IP communication, 101 simulation master station software supports the test of 101 protocol of serial port communication.
However, the existing analog master station software is only based on one of 101 and 104, and cannot simultaneously support the switching of two protocols. In addition, the existing 104 simulation master station software generally only supports a client (access device) mode, but the situations that the device is used in the field are variable, and when the device is switched to a client, the simulation master station cannot test the device.
Disclosure of Invention
In view of the above-mentioned deficiencies of the prior art, the present invention provides a method and a system for simulating master station communication based on IEC101/IEC104 to solve the above-mentioned technical problems.
In a first aspect, the present application provides an analog master station communication method based on IEC101/IEC104, including: setting respective selection keys of an IEC101 protocol and an IEC104 protocol on a preset setting interface; when detecting that a selection key of an IEC104 protocol is triggered, acquiring port information of a simulated master station and IEC104 communication protocol parameters; wherein, the port information is: a server or a client; when detecting that a selection key of an IEC101 protocol is triggered, acquiring IEC101 communication protocol parameters of a simulated master station; after communication connection between a simulation master station and an access terminal is completed based on IEC104 communication protocol parameters or IEC101 communication protocol parameters, a test flow of the access terminal is obtained; and after the test is finished, carrying out communication transmission between the access terminal and the access terminal.
Further, the test flow at least comprises: encryption flow, general calling flow, remote control flow, parameter setting flow, file reading flow and file upgrading flow.
Further, after obtaining the test procedure of the access terminal, the method further includes: when the test flow is an encryption flow, an encryption mode is obtained through a preset configuration interface; based on the encryption mode, encrypting and transmitting communication data between the simulation master station and the access terminal; to complete the testing of the encryption flow.
Further, before obtaining the test procedure corresponding to the access terminal, the method further includes: acquiring connection information corresponding to an access terminal, and displaying the connection information through a preset multi-client management interface; wherein the connection information at least includes: an access terminal IP, an access terminal port number, the latest access time and the access times; and generating an initialization flow instruction, and initializing the flow of the access terminal to be tested.
Further, completing communication connection between the analog master station and the access terminal based on the IEC104 communication protocol parameter or the IEC101 communication protocol parameter specifically includes: based on IEC104 communication protocol parameters, the simulation master station initiates a connection request to the gateway to request to be connected with the access terminal; the gateway initiates TCP connection with the access terminal, and performs bidirectional identity authentication between the gateway and the access terminal; after the authentication is determined to be successful, returning a successful connection result to the simulation master station through the gateway; simulating a master station to start connection with a terminal, and performing bidirectional identity authentication between the master station and the terminal; after the authentication is determined to be successful, the simulation master station reads the chip serial number and the key version of the access terminal; and then the communication connection between the simulation master station and the access terminal is completed.
In a second aspect, the present application provides an analog master station communication system based on IEC101/IEC104, the system including: the setting module is used for setting respective selection keys of an IEC101 protocol and an IEC104 protocol on a preset setting interface; the acquisition module is used for acquiring the port information of the simulation master station and the IEC104 communication protocol parameters when detecting that a selection key of the IEC104 protocol is triggered; wherein, the port information is: a server or a client; the IEC101 communication protocol simulation system is also used for acquiring IEC101 communication protocol parameters of the simulation master station when detecting that a selection key of the IEC101 protocol is triggered; the communication module is used for acquiring a test flow of the access terminal after communication connection between the simulation master station and the access terminal is completed based on the IEC104 communication protocol parameters or the IEC101 communication protocol parameters; and after the test is finished, carrying out communication transmission between the access terminal and the access terminal.
Further, the system also comprises a process initialization module; the system comprises a server and a server, wherein the server is used for acquiring connection information corresponding to an access terminal and displaying the connection information through a preset multi-client management interface; wherein the connection information at least includes: an access terminal IP, an access terminal port number, the latest access time and the access times; and generating an initialization flow instruction, and initializing the flow of the access terminal to be tested.
As can be appreciated by those skilled in the art, the present invention has at least the following beneficial effects:
the simulation master station is compatible with two access protocols by constructing a preset configuration interface and setting respective selection keys of an IEC101 protocol and an IEC104 protocol, and the simulation master station can be switched between a server side or a client side by configuring port information of the simulation master station. In addition, the access terminal can be used as a client, the simulation master station is used as a server for communication, and multi-client access is supported. Multiple authentication is involved in the process that the access terminal accesses the simulation master station, the confidentiality and the integrity of data transmission between the access terminal and the simulation master station are guaranteed, and meanwhile, bidirectional identity authentication between the simulation master station and the access terminal is realized; the method mainly prevents the malicious damage and attack to the power distribution main station system and other illegal operations in the attack forms of counterfeiting terminal identity, replay attack and the like so as to prevent the power distribution network system accidents caused by the malicious damage and attack.
Drawings
Some embodiments of the disclosure are described below with reference to the accompanying drawings, in which:
fig. 1 is a flowchart of an analog master station communication method based on IEC101/IEC104 according to an embodiment of the present application.
Fig. 2 is a schematic diagram of an internal structure of an analog master station communication system based on IEC101/IEC104 according to an embodiment of the present application.
Detailed Description
It should be understood by those skilled in the art that the embodiments described below are only preferred embodiments of the present disclosure, and do not mean that the present disclosure can be implemented only by the preferred embodiments, which are merely for explaining the technical principles of the present disclosure and are not intended to limit the scope of the present disclosure. All other embodiments that can be derived by one of ordinary skill in the art from the preferred embodiments provided by the disclosure without undue experimentation will still fall within the scope of the disclosure.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The technical solutions proposed in the embodiments of the present application are described in detail below with reference to the accompanying drawings.
The embodiment of the present application further provides an IEC101/IEC 104-based analog master station communication method, and as shown in fig. 1, the method provided by the embodiment of the present application mainly includes the following steps:
and 110, setting respective selection keys of the IEC101 protocol and the IEC104 protocol on a preset setting interface.
And step 120, when detecting that the selection key of the IEC104 protocol is triggered, acquiring the port information of the simulated master station and the IEC104 communication protocol parameters.
It should be noted that the port information corresponding to the analog master station is: a server or a client. The analog master station can realize the switching between the server and the client (access terminal) according to the selection of the port information.
And step 130, acquiring IEC101 communication protocol parameters of the simulated master station when detecting that a selection key of the IEC101 protocol is triggered.
Specifically, a preset communication protocol parameter acquisition interface exists to realize the acquisition of the communication protocol parameters.
It should be noted that the test flow at least includes: encryption flow, general calling flow, remote control flow, parameter setting flow, file reading flow and file upgrading flow.
Before obtaining the test flow corresponding to the access terminal, the method further includes: acquiring connection information corresponding to an access terminal, and displaying the connection information through a preset multi-client management interface; wherein the connection information at least includes: an access terminal IP, an access terminal port number, the latest access time and the access times; and generating an initialization flow instruction, and initializing the flow of the access terminal to be tested.
In the server mode, when the terminal is connected as a client, the process of acquiring the connection information may specifically be: a Visual Studio 2010 development environment is utilized, a NET Framework 4 Framework is integrated, a C # language NET Framework 4 platform is used, and the Visual Studio 2010 development environment and the NET Framework 4 platform are respectively used for realizing a simulation main station of TCP. Firstly, the simulation master station uses Socket class to create a corresponding instance object; secondly, configuring a network port and an IP address; calling a Bind (EndPoint localEP) function of the Socket class object to establish server monitoring; and the creating thread executes a Socket Accept () function, after monitoring that the access terminal is connected, the creating thread notifies the access interface of the access terminal information through an event and analyzes the received access terminal message, wherein the connection mode is long connection, the connection of the access terminal is not actively closed, and the connection with all the access terminals is disconnected when the server is closed. Constructing a global variable clientac at an access interface of the access terminal, wherein the type is a Dictionary, the key value is a client IP of a character string type, the value is access terminal information of a Socket type, the server records the access terminal information transmitted by an event into the clientac, and when the communication access terminal is switched, the Socket information of the access terminal is obtained by obtaining the access terminal IP selected by the interface.
After obtaining the test flow of the access terminal, the method further comprises: when the test flow is an encryption flow, an encryption mode is obtained through a preset configuration interface; based on the encryption mode, encrypting and transmitting communication data between the simulation master station and the access terminal; to complete the testing of the encryption flow.
In the encryption mode, "the communication connection between the master station and the access terminal is simulated based on IEC104 communication protocol parameters or IEC101 communication protocol parameters", which may specifically be: based on IEC104 communication protocol parameters, the simulation master station initiates a connection request to the gateway to request to be connected with the access terminal; the gateway initiates TCP connection with the access terminal, and performs bidirectional identity authentication between the gateway and the access terminal; after the authentication is determined to be successful, returning a successful connection result to the simulation master station through the gateway; simulating a master station to start connection with a terminal, and performing bidirectional identity authentication between the master station and the terminal; after the authentication is determined to be successful, the simulation master station reads the chip serial number and the key version of the access terminal; and then the communication connection between the simulation master station and the access terminal is completed.
In addition, fig. 2 is an analog master station communication system based on IEC101/IEC104 according to an embodiment of the present application. As shown in fig. 2, the system provided in the embodiment of the present application mainly includes:
the setting module 210 is configured to set a selection key of each of the IEC101 protocol and the IEC104 protocol on a preset setting interface;
the obtaining module 220 is configured to obtain port information of the analog master station and IEC104 communication protocol parameters when it is detected that a selection key of the IEC104 protocol is triggered; wherein, the port information is: a server or a client; the IEC101 communication protocol simulation system is also used for acquiring IEC101 communication protocol parameters of the simulation master station when detecting that a selection key of the IEC101 protocol is triggered;
the communication module 230 is configured to obtain a test procedure of the access terminal after completing the communication connection between the analog master station and the access terminal based on the IEC104 communication protocol parameter or the IEC101 communication protocol parameter; and after the test is finished, performing protocol transmission of the simulation master station and the access terminal and communication transmission of the test flow.
In addition, the system can also comprise a flow initialization module;
the system comprises a server and a server, wherein the server is used for acquiring connection information corresponding to an access terminal and displaying the connection information through a preset multi-client management interface; wherein the connection information at least includes: an access terminal IP, an access terminal port number, the latest access time and the access times; and generating an initialization flow instruction, and initializing the flow of the access terminal to be tested.
So far, the technical solutions of the present disclosure have been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present disclosure is not limited to only these specific embodiments. The technical solutions in the above embodiments can be split and combined, and equivalent changes or substitutions can be made on related technical features by those skilled in the art without departing from the technical principles of the present disclosure, and any changes, equivalents, improvements, and the like made within the technical concept and/or technical principles of the present disclosure will fall within the protection scope of the present disclosure.
Claims (7)
1. An IEC101/IEC 104-based analog master station communication method is characterized by comprising the following steps:
setting respective selection keys of an IEC101 protocol and an IEC104 protocol on a preset setting interface;
when detecting that a selection key of an IEC104 protocol is triggered, acquiring port information of a simulated master station and IEC104 communication protocol parameters; wherein the port information is: a server or a client;
when detecting that a selection key of an IEC101 protocol is triggered, acquiring IEC101 communication protocol parameters of an analog master station;
after communication connection between a simulation master station and an access terminal is completed based on IEC104 communication protocol parameters or IEC101 communication protocol parameters, a test flow of the access terminal is obtained; and after the test is finished, carrying out communication transmission between the access terminal and the access terminal.
2. The IEC101/IEC 104-based simulated master station communication method of claim 1, wherein the test flow at least comprises: encryption flow, general calling flow, remote control flow, parameter setting flow, file reading flow and file upgrading flow.
3. The IEC101/IEC104 based analog master station communication method of claim 2, wherein after obtaining the test flow of the access terminal, the method further comprises:
when the test flow is an encryption flow, an encryption mode is obtained through a preset configuration interface;
based on the encryption mode, encrypting and transmitting communication data between the simulation master station and the access terminal; to complete the testing of the encryption flow.
4. The IEC101/IEC 104-based analog master station communication method of claim 1, wherein before obtaining the test procedures corresponding to the access terminals, the method further comprises:
acquiring connection information corresponding to an access terminal, and displaying the connection information through a preset multi-client management interface; wherein the connection information at least includes: an access terminal IP, an access terminal port number, the latest access time and the access times;
and generating an initialization flow instruction, and initializing the flow of the access terminal to be tested.
5. The IEC101/IEC 104-based analog master station communication method of claim 1, wherein the communication connection between the analog master station and the access terminal is completed based on IEC104 communication protocol parameters or IEC101 communication protocol parameters, and specifically comprises:
based on IEC104 communication protocol parameters, the simulation master station initiates a connection request to the gateway to request to be connected with the access terminal;
the gateway initiates TCP connection with the access terminal and performs bidirectional identity authentication between the gateway and the access terminal;
after the authentication is determined to be successful, returning a successful connection result to the simulation master station through the gateway;
simulating a master station to start connection with a terminal, and performing bidirectional identity authentication between the master station and the terminal;
after the authentication is determined to be successful, the simulation master station reads the chip serial number and the key version of the access terminal; and then the communication connection between the simulation master station and the access terminal is completed.
6. An IEC101/IEC104 based analog master station communication system, comprising:
the setting module is used for setting respective selection keys of an IEC101 protocol and an IEC104 protocol on a preset setting interface;
the acquisition module is used for acquiring the port information of the simulation master station and the IEC104 communication protocol parameters when detecting that a selection key of the IEC104 protocol is triggered; wherein the port information is: a server or a client; the IEC101 communication protocol simulation system is also used for acquiring IEC101 communication protocol parameters of the simulation master station when detecting that a selection key of the IEC101 protocol is triggered;
the communication module is used for acquiring a test flow of the access terminal after communication connection between the simulation master station and the access terminal is completed based on the IEC104 communication protocol parameters or the IEC101 communication protocol parameters; and after the test is finished, carrying out communication transmission between the access terminal and the access terminal.
7. The IEC101/IEC 104-based analog master station communication system of claim 6, further comprising a process initialization module;
the system comprises a server and a server, wherein the server is used for acquiring connection information corresponding to an access terminal and displaying the connection information through a preset multi-client management interface; wherein the connection information at least includes: an access terminal IP, an access terminal port number, the latest access time and the access times; and generating an initialization flow instruction, and initializing the flow of the access terminal to be tested.
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