CN108737212B - Device, system and method for detecting transmission protocol conformance - Google Patents
Device, system and method for detecting transmission protocol conformance Download PDFInfo
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- CN108737212B CN108737212B CN201810482255.4A CN201810482255A CN108737212B CN 108737212 B CN108737212 B CN 108737212B CN 201810482255 A CN201810482255 A CN 201810482255A CN 108737212 B CN108737212 B CN 108737212B
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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
- H04L43/18—Protocol analysers
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- 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
- H04L69/03—Protocol definition or specification
Abstract
The invention discloses a device, a system and a method for detecting the conformity of a transmission protocol, which realize the analysis of various common protocols at present, and carry out identification and detection on a private protocol through the processes of feature extraction, feature loading and feature string matching; the detection result can be displayed, counted and exported in a uniform interface; providing a user interface which has the functions of defining a new protocol, starting or stopping detection, uploading files, presenting detection results, exporting detection results and the like; receiving user commands and configuration from Web; detecting a new protocol according to a defined new standard when executing the detection command; the method can directly carry out dynamic definition and loading on the characteristics of the newly added protocol, greatly improve the protocol identification expansion capability, realize the refined management control of the standard conformance test flow and the scientific just assessment of the conformance analysis result, effectively support and promote the standardized management of the information communication field construction, and improve the interconnection and intercommunication capability between the network system and the equipment.
Description
Technical Field
The invention relates to the technical field of transmission protocol conformance detection, in particular to a transmission protocol conformance detection device, system and method.
Background
With the increasing of the standardized requirements of information system construction, the scale of various information system constructions is continuously enlarged and the quantity of the various information system constructions is continuously increased, the requirements of interconnection and intercommunication among systems and data sharing and sharing are continuously increased, the importance of standard implementation is more prominent, and the standard implementation work faces a plurality of new requirements and new challenges. At present, some key terms in communication protocols and interface standards required by interconnection and intercommunication of network systems and equipment need to be subjected to conformance detection, in specific actual work, standard implementation and application management are still mainly carried out in a manual mode so far, support of an automatic technical means is lacked, various practical problems of unsmooth acquisition of standard information, difficulty in verification and test of adopted standard standards, low management efficiency and the like exist, and fine management control of a standard conformance test flow and scientific and fair evaluation of conformance analysis results cannot be realized.
Disclosure of Invention
The invention aims to provide a device, a system and a method for detecting the conformity of a transmission protocol, which realize the refined management control of a standard conformity test flow and the scientific and fair evaluation of a conformity analysis result, effectively support and promote the standardized management of the construction of the information communication field and improve the interconnection and intercommunication capacity between a network system and equipment.
In order to achieve the purpose, the technical scheme of the invention is as follows: a detection device for transmission protocol conformance comprises a data packet capturing module, a protocol detection module, a data reporting module, a detection management unit, a new protocol definition module and a protocol analysis unit; the data packet capturing module is used for capturing and filtering the link layer data packet; the protocol detection module is used for carrying out conformance detection on the content of a traditional protocol or a private protocol used by the link layer data packet captured by the data packet capture module; the data reporting module is used for acquiring the traditional protocol or private protocol conformance detection result of the protocol detection module and transmitting the traditional protocol or private protocol conformance detection result to the detection management unit; the detection management unit is used for controlling the detection process of the protocol detection module and displaying the detection result of the conformity; the new protocol definition module is used for defining new transmission protocol characteristics; the protocol analysis unit establishes a connection relation with the new protocol definition module and the protocol detection module, is used for extracting and string matching the defined new transmission protocol features, and transmits the new transmission protocol feature extraction and string matching results to the protocol detection module.
The device for detecting the transmission protocol conformance as described above, wherein the detection management unit includes a function configuration module and a data management module, and the function configuration module is configured to configure the function parameters of the device for detecting the transmission protocol conformance; the data management module is used for carrying out data management on the traditional protocol or private protocol conformance detection result of the protocol detection module.
The device for detecting the conformity of the transmission protocol comprises a detection management unit, a protocol detection module and a report display unit, wherein the detection management unit comprises a result counting module and a report display module, and the result counting module is used for counting the result of the conformity detection result of the traditional protocol or the private protocol of the protocol detection module; the report display module is used for displaying the report of the traditional protocol or private protocol conformance detection result of the protocol detection module.
The device for detecting the conformity of the transmission protocol comprises a protocol library real-time loading module, a protocol feature extraction module and a feature string matching module, wherein the protocol library real-time loading module is used for loading a traditional protocol or a private protocol in a protocol library in real time; the protocol feature extraction module is used for extracting the traditional protocol or the private protocol features in the protocol library; the characteristic string matching module is used for matching the character characteristic strings of the traditional protocol or the private protocol in the protocol library.
According to the device for detecting the conformity of the transmission protocol, the detection management unit and the new protocol definition module are configured with Web interfaces, and the Web interfaces provide user interfaces to start or stop detection, upload files, present detection results and export the detection results for the detection management unit; and carrying out new protocol definition on the new protocol definition module.
A device for detecting transmission protocol conformance as described above, the device being configured with a management interface and a detection interface. The transmission protocol conformance detection device is deployed and divided into an application area and a detection area, and the transmission protocol conformance detection device is provided with a management interface and a detection interface and is respectively used for accessing the application area and the detection area. The flow to be detected is mirrored to the detection interface through the detection area switch, the management interface of the transmission protocol conformance detection device receives a calling request of an application layer, protocol detection and analysis are carried out on the network flow received on the detection interface, and a network flow analysis result is reported.
The invention also provides a detection system for the conformity of the transmission protocol, which comprises the detection device, wherein the detection system comprises an application area switch, a user management terminal, a detection area switch and an application server; the application area switch establishes a connection relationship with the detection device through a management interface, the number of the user management terminals is a plurality, and the connection relationship is established between the user management terminals and the application area switch; the detection area switch establishes a connection relation with the detection device through a detection interface; the number of the application servers is a plurality, and the connection relationship between the application servers and the detection area switch is established.
The invention also provides a method for detecting the conformity of the transmission protocol, which comprises the steps that a data packet capturing module captures and filters the link layer data packet, a protocol detecting module detects the conformity of the traditional protocol or the private protocol content used by the link layer data packet captured by the data packet capturing module, a new transmission protocol is defined by a new protocol defining module and is loaded into a feature library by a protocol library real-time loading module in the conformity detecting process, a feature protocol analyzing unit extracts and string matches the defined new transmission protocol feature, and the protocol analyzing unit transmits the new transmission protocol feature extraction and string matching result to the protocol detecting module and is used for detecting the conformity of the traditional protocol or the private protocol content.
In the detection method, the functional configuration module configures the functional parameters of the transmission protocol conformance detection device, and the data management module performs data management on the traditional protocol or private protocol conformance detection result of the protocol detection module; the result counting module is used for counting the results of the detection of the conformity of the traditional protocol or the private protocol of the protocol detection module; and the report display module is used for displaying the report of the traditional protocol or private protocol conformance detection result of the protocol detection module.
In the detection method, the protocol analysis unit loads the traditional protocol or the private protocol in the protocol library in real time through the protocol library real-time loading module; the protocol analysis unit extracts the characteristics of the traditional protocol or the private protocol in the protocol library through a protocol characteristic extraction module; the protocol analysis unit matches the character characteristic string of the traditional protocol or the private protocol in the protocol library through the characteristic string matching module.
The invention has the following advantages: the analysis of various current universal protocols is realized, and the private protocol is identified and detected through the processes of feature extraction, feature loading and feature string matching; the detection result can be displayed, counted and exported in a uniform interface; providing a user interface which has the functions of defining a new protocol, starting or stopping detection, uploading files, presenting detection results, exporting detection results and the like; receiving user commands and configuration from Web; when the detection command is executed, a new protocol definition file issued by Web can be read, and a new protocol is detected according to a defined new standard; the method can directly carry out dynamic definition and loading on the characteristics of the newly added protocol, greatly improve the protocol identification expansion capability, realize the refined management control of the standard conformance test flow and the scientific just assessment of the conformance analysis result, effectively support and promote the standardized management of the information communication field construction, and improve the interconnection and intercommunication capability between the network system and the equipment.
Drawings
FIG. 1 is a diagram illustrating an exemplary embodiment of an apparatus for detecting transport protocol compliance;
FIG. 2 is a functional block diagram of an embodiment of a transport protocol compliance detection apparatus;
FIG. 3 is a diagram illustrating an exemplary embodiment of a transport protocol compliance detection system;
fig. 4 is a diagram illustrating a link layer packet capturing process in the method for detecting the conformance of a transmission protocol according to an embodiment.
Detailed Description
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 and fig. 2, a device for detecting transmission protocol conformance includes a data packet capturing module 1, a protocol detecting module 2, a data reporting module 3, a detection management unit 4, a new protocol defining module 5, and a protocol parsing unit 6; the data packet capturing module 1 establishes a connection relation with the protocol detecting module 2, and the data packet capturing module 1 is used for capturing and filtering link layer data packets; the protocol detection module 2 is used for performing conformance detection on the content of a traditional protocol or a private protocol used by the link layer data packet captured by the data packet capture module 1; the data reporting module 3 establishes a connection relationship with the protocol detection module 2 and the detection management unit 4, and the data reporting module 3 is used for acquiring a traditional protocol or private protocol conformance detection result of the protocol detection module 2 and transmitting the traditional protocol or private protocol conformance detection result to the detection management unit 4; the detection management unit 4 is used for controlling the detection process of the protocol detection module 2 and displaying the detection result of the conformity; the new protocol definition module 5 establishes a connection relationship with the detection management unit 4, and the new protocol definition module 5 is used for defining new transmission protocol characteristics; the protocol analysis unit 6 establishes a connection relation with the new protocol definition module 5 and the protocol detection module 2, the protocol analysis unit 6 is used for extracting and string matching the defined new transmission protocol features, and the protocol analysis unit 6 transmits the new transmission protocol feature extraction and string matching results to the protocol detection module 2.
In an embodiment of the apparatus for detecting the compliance of the transmission protocol, the detection management unit 4 includes a function configuration module 401 and a data management module 402, where the function configuration module 401 is configured to configure a function parameter of the apparatus for detecting the compliance of the transmission protocol; the data management module 402 is configured to perform data management on the detection result of the compliance of the traditional protocol or the proprietary protocol of the protocol detection module 2. The detection management unit 4 comprises a result counting module 403 and a report presentation module 404, wherein the result counting module 403 is used for counting the results of the traditional protocol or private protocol conformance detection result of the protocol detection module 2; the report display module 404 is configured to perform report display on the detection result of the compliance of the traditional protocol or the proprietary protocol of the protocol detection module 2.
In an embodiment of the apparatus for detecting the transmission protocol conformance, the protocol parsing unit 6 includes a protocol library real-time loading module 601, a protocol feature extraction module 602, and a feature string matching module 603, where the protocol library real-time loading module 601 is configured to load a traditional protocol or a proprietary protocol in a protocol library in real time; the protocol feature extraction module 602 is configured to extract traditional protocol or private protocol features in a protocol library; the characteristic string matching module 603 is configured to match characteristic strings of characters of a traditional protocol or a private protocol in a protocol library.
In an embodiment of the apparatus for detecting the compliance of the transmission protocol, the detection management unit 4 and the new protocol definition module 5 are configured with a Web interface, and the Web interface provides a user interface to start or stop detection, upload a file, present a detection result, and export the detection result for the detection management unit 4; a new protocol definition is made for the new protocol definition module 5.
In one embodiment of the transport protocol compliance detection apparatus, the detection apparatus is configured with a management interface and a detection interface. The transmission protocol conformance detection device is deployed and divided into an application area and a detection area, and the transmission protocol conformance detection device is provided with a management interface and a detection interface and is respectively used for accessing the application area and the detection area. The flow to be detected is mirrored to the detection interface through the detection area switch 9, the management interface of the transmission protocol conformance detection device receives a calling request of an application layer, performs protocol detection and analysis on the network flow received on the detection interface, and reports the network flow analysis result.
Referring to fig. 3, the present invention further provides a detection system for transmission protocol conformance, where the detection system includes the above-mentioned detection device, and the detection system includes an application area switch 7, a user management terminal 8, a detection area switch 9, and an application server 10; the application area switch 7 establishes a connection relationship with the detection device through a management interface, the number of the user management terminals 8 is a plurality, and the connection relationship is established between the user management terminals 8 and the application area switch 7; the detection area switch 9 establishes a connection relationship with the detection device through a detection interface; the number of the application servers 10 is several, and the connection relationship between the application servers 10 and the detection area switch 9 is established.
The deployment and implementation of the transmission protocol conformance detection system are generally divided into an application area and a detection area, wherein the application area is responsible for management and control, and the detection area is a network to be detected. The transmission protocol conformity detection device is deployed in a protocol detection service area, the service area is provided with two network cards, one network card is connected to the detection area switch 9, and the other network card is connected to the application area switch 7. The detection zone switch 9 has a many-to-one port mirroring function, mirrors the traffic to be detected to the detection interface, and the total bandwidth does not exceed the capacity of the detection interface. The transmission protocol conformity detection device carries out protocol detection and analysis on the network flow received on the detection interface. And a management interface of the transmission protocol conformance detection device receives a call request of an application layer and reports a network flow analysis result.
Referring to fig. 4, the present invention further provides a method for detecting conformance of a transmission protocol, where the method includes that a data packet capturing module 1 captures and filters a link layer data packet, a protocol detecting module 2 performs conformance detection on a conventional protocol or a proprietary protocol content used by the link layer data packet captured by the data packet capturing module 1, in the process of conformance detection, a new transmission protocol is defined by a new protocol defining module 5 and loaded into a feature library by a protocol library real-time loading module 601, a protocol analyzing unit 6 extracts and string matches a defined new transmission protocol feature, and the protocol analyzing unit 6 transmits the new transmission protocol feature extraction and string matching result to the protocol detecting module 2 and uses the new transmission protocol or proprietary protocol content conformance detection.
In an embodiment of the method for detecting the conformance of the transmission protocol, the functional configuration module 401 configures the functional parameters of the device for detecting the conformance of the transmission protocol, and the data management module 402 manages the results of detecting the conformance of the traditional protocol or the proprietary protocol of the protocol detection module 2; the result statistic module 403 is used to perform result statistics on the detection result of the compliance of the traditional protocol or the private protocol of the protocol detection module 2; the report display module 404 displays the report of the detection result of the compliance of the traditional protocol or the proprietary protocol of the protocol detection module 2.
In an embodiment of the method for detecting the conformance of the transmission protocol, the protocol analysis unit 6 loads the traditional protocol or the proprietary protocol in the protocol library in real time through the protocol library real-time loading module 601; the protocol analysis unit 6 extracts the traditional protocol or the proprietary protocol features in the protocol library through the protocol feature extraction module 602; the protocol analysis unit 6 matches the character string of the traditional protocol or the private protocol in the protocol library through the feature string matching module 603.
After the detection device is configured and initialized, the data packet capturing module 1 of the link layer completes capturing and filtering operations of the data packet of the link layer, and stores a proper data packet in a system database, so that an application program of a user layer can obtain the required data packet to further perform analysis, conformance detection and other work. Referring to fig. 4, the main content of protocol analysis is to analyze the protocol content used by the data packet, and the analysis process is performed according to a TCP/IP protocol model, that is, from the data link layer at the lowest layer to the application layer at the highest layer. The application layer protocol analysis can realize the analysis of the general protocol supported by the system and the built-in private network application layer protocol; the analysis of the new protocol and the private new protocol has an extension function, and the extension support of the new protocol can be realized by using technologies such as plug-ins and the like. And the detection result is reported to the detection management module. The new protocol characteristics can be defined by the new protocol definition module 5 and dynamically loaded into the characteristic library, and when the detection command is executed, the new protocol characteristics can be read, and the new protocol can be detected according to the defined new standard. The detection management unit 4 can control the detection process and can display the compliance detection result. The invention realizes the analysis of various common protocols at present, and the private protocol carries out identification and detection through the processes of feature extraction, feature loading and feature string matching; the detection result can be displayed, counted and exported in a uniform interface; providing a user interface which has the functions of defining a new protocol, starting or stopping detection, uploading files, presenting detection results, exporting detection results and the like; receiving user commands and configuration from Web; when the detection command is executed, a new protocol definition file issued by Web can be read, and a new protocol is detected according to a defined new standard; the method can directly carry out dynamic definition and loading on the characteristics of the newly added protocol, greatly improve the protocol identification expansion capability, realize the refined management control of the standard conformance test flow and the scientific just assessment of the conformance analysis result, effectively support and promote the standardized management of the information communication field construction, and improve the interconnection and intercommunication capability between the network system and the equipment.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (10)
1. A device for detecting transmission protocol conformance, comprising: the detection device comprises a data packet capturing module (1), a protocol detection module (2), a data reporting module (3), a detection management unit (4), a new protocol definition module (5) and a protocol analysis unit (6); the data packet capturing module (1) is connected with the protocol detection module (2) in a building manner, and the data packet capturing module (1) is used for capturing and filtering link layer data packets; the protocol detection module (2) is used for detecting the conformity of the content of a traditional protocol or a private protocol used by the link layer data packet captured by the data packet capturing module (1); the data reporting module (3) establishes a connection relation with the protocol detection module (2) and the detection management unit (4), and the data reporting module (3) is used for acquiring a traditional protocol or private protocol conformance detection result of the protocol detection module (2) and transmitting the traditional protocol or private protocol conformance detection result to the detection management unit (4); the detection management unit (4) is used for controlling the detection process of the protocol detection module (2) and displaying the detection result of the conformity; the new protocol definition module (5) establishes a connection relation with the detection management unit (4), and the new protocol definition module (5) is used for defining new transmission protocol characteristics; the protocol analysis unit (6) establishes a connection relation with the new protocol definition module (5) and the protocol detection module (2), the protocol analysis unit (6) is used for extracting and string matching the defined new transmission protocol features, and the protocol analysis unit (6) transmits the new transmission protocol feature extraction and string matching results to the protocol detection module (2).
2. The apparatus according to claim 1, wherein: the detection management unit (4) comprises a function configuration module (401) and a data management module (402), wherein the function configuration module (401) is used for configuring the function parameters of the transmission protocol conformance detection device; the data management module (402) is used for performing data management on the traditional protocol or private protocol conformance detection result of the protocol detection module (2).
3. The apparatus according to claim 1, wherein: the detection management unit (4) comprises a result counting module (403) and a report presentation module (404), wherein the result counting module (403) is used for carrying out result counting on the traditional protocol or private protocol conformance detection result of the protocol detection module (2); the report display module (404) is used for performing report display on the traditional protocol or private protocol conformance detection result of the protocol detection module (2).
4. The apparatus according to claim 1, wherein: the protocol analysis unit (6) comprises a protocol library real-time loading module (601), a protocol feature extraction module (602) and a feature string matching module (603), wherein the protocol library real-time loading module (601) is used for loading a traditional protocol or a private protocol in a protocol library in real time; the protocol feature extraction module (602) is used for extracting traditional protocol or private protocol features in a protocol library; the characteristic string matching module (603) is used for matching the characteristic strings of the traditional protocol or the private protocol in the protocol library.
5. The apparatus according to claim 1, wherein: the detection management unit (4) and the new protocol definition module (5) are configured with Web interfaces, and the Web interfaces provide user interfaces to start or stop detection, upload files, present detection results and export the detection results for the detection management unit (4); and carrying out new protocol definition on the new protocol definition module (5).
6. The apparatus according to claim 1, wherein: the detection device is provided with a management interface and a detection interface.
7. A transport protocol conformance detection system comprising a detection apparatus according to any one of claims 1 to 6, wherein: the detection system comprises an application area switch (7), a user management terminal (8), a detection area switch (9) and an application server (10); the application area switch (7) establishes a connection relationship with the detection device through a management interface, the number of the user management terminals (8) is a plurality, and the connection relationship between the user management terminals (8) and the application area switch (7) is established; the detection area switch (9) establishes a connection relation with the detection device through a detection interface; the number of the application servers (10) is a plurality, and the connection relationship between the application servers (10) and the detection area switch (9) is established.
8. A method for detecting transmission protocol conformity is characterized in that: the detection method comprises the steps that a data packet capturing module (1) captures and filters a link layer data packet, a protocol detection module (2) detects the conformity of the content of a traditional protocol or a private protocol used by the link layer data packet captured by the data packet capturing module (1), in the conformity detection process, a new transmission protocol is defined through a new protocol definition module (5) and loaded into a feature library through a protocol library real-time loading module (601), a protocol analysis unit (6) extracts and string matches the defined new transmission protocol feature, and the protocol analysis unit (6) transmits the new transmission protocol feature extraction and string matching result to the protocol detection module (2) and is used for detecting the conformity of the content of the traditional protocol or the private protocol.
9. The method of claim 8, wherein the method further comprises: in the detection method, a function configuration module (401) is used for configuring the function parameters of the transmission protocol conformance detection device, and a data management module (402) is used for carrying out data management on the traditional protocol or private protocol conformance detection result of a protocol detection module (2); the result statistics module (403) is used for carrying out result statistics on the traditional protocol or private protocol conformance detection result of the protocol detection module (2); and report display is carried out on the detection result of the conformity of the traditional protocol or the private protocol of the protocol detection module (2) through a report display module (404).
10. The method of claim 8, wherein the method further comprises: in the detection method, a protocol analysis unit (6) loads a traditional protocol or a private protocol in a protocol library in real time through a protocol library real-time loading module (601); the protocol analysis unit (6) extracts the traditional protocol or the proprietary protocol feature in the protocol library through a protocol feature extraction module (602); the protocol analysis unit (6) matches the character string of the traditional protocol or the private protocol in the protocol library through the feature string matching module (603).
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| CN112350883A (en) * | 2020-09-30 | 2021-02-09 | 浙江大学 | Feature configuration management method for protocol recognition, electronic device, and storage medium |
| CN112637022B (en) * | 2020-12-31 | 2022-04-29 | 长扬科技（北京）有限公司 | Network protocol compliance checking method and system |
| CN114070768B (en) * | 2021-11-29 | 2023-11-03 | 中国工商银行股份有限公司 | Penetration test method, penetration test device, computer equipment and storage medium |
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| US7006452B2 (en) * | 2001-05-22 | 2006-02-28 | Intel Corporation | Matching DSL data link layer protocol detection |
| CN100369446C (en) * | 2006-02-28 | 2008-02-13 | 西安西电捷通无线网络通信有限公司 | Method for testing safety switch-in protocol conformity of turn-on point and system thereof |
| CN102118282A (en) * | 2011-03-30 | 2011-07-06 | 陕西电力科学研究院 | Communication protocol consistency detection method and system |
| CN102271090B (en) * | 2011-09-06 | 2013-09-25 | 电子科技大学 | Transport-layer-characteristic-based traffic classification method and device |
| CN103780457B (en) * | 2014-01-02 | 2017-05-03 | 东南大学 | Mobile intelligent terminal safety detection method based on boundary detection |
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