215 results about "Protocol testing" patented technology

A system tests the protocols for a network containing a group of network devices. The system includes a simulation controller (110) that transmits network configuration information during the protocol testing and one or more nodes (135-1 to 135-N) that emulate a network device, receive the network configuration information from the simulation controller (110), and perform one or more operations in response thereto. The system also includes an analysis device (140) that monitors and analyzes the nodes (135-1 to 135-N) during the protocol testing.

A reproducible method for testing mobile radio devices in different tolerant test modes by generating an instruction sequence that can be programmed or that can be obtained from measurement data, for controlling a protocol test that simulates a mobile radio network and that sends signals to the mobile radio device and tolerates allowable deviations of the received response signals of the mobile radio device according to mobile telephony standards in the tolerant mode while keeping a protocol of the unacceptable deviations as errors, and that terminates the test upon ever deviation in the strict mode and outputs the protocol on an output device once the test is finished.

The invention relates to the field of communication, wherein the embodiment of the invention discloses a test method of multi-layer protocol stack network equipment based on OPNET. The method comprises the following steps: a peripheral interface circuit of a network test equipment hardware edition; software interface design of a network test hardware; a protocol extension test method; a multi-layer protocol stack conversion method, data stream encapsulation and binary bit mapping process; and hardware protocol test with segmentation function; and a test method of Web application type based ona struct frame and interface design. The method provides the peripheral test interface with commercial mature OPNET network simulation software, communicates a hardware interface plate with real network equipment, tests protocol overhead and protocol work flow, etc. By using the OPNET simulation software, the method realizes the test requirement of the network and the hardware, analyzes various critical issues currently existed in the multi-layer protocol stack and gives a complete solving method, and improves the reliability for testing the hardware equipment by means of network simulation. The method can solve the problems of the simplification of the test network hardware equipment and the lack of the simulation performance of the real network, and gives the interface design method withhigher expansibility and commonality.

This invention relates to a test system for consistent communication protocols including a network adapter driving module, a process module for test protocol stacks, a service control module and a test data configuration and management module, in which, the service control module of the system realizes the centralized control of the system, the test protocol stack process module is independent from other modules and the service control module manages multiple independent protocol stacks, so functions of the system can be extended and replanted.

The invention discloses a data transmission test method based on a time division multiple access spatial dynamic network. The technical proposal of the invention is characterized by establishing a test environment which is composed of a network data semi-object test device and a measured satellite, performing test configuration and task planning to a test scene with the network data semi-object test device to judge whether the measured satellite is in orbit, calculating orbital data of a virtually directive star if the measured satellite is in orbit, otherwise, directly generating testing data, and distributing the data to each software of the network data semi-object test device; determining a goal node connected with each time slot with chain establishing directive software of the measured satellite, and calculating a link directivity; finally evaluating testing performance of the data transmission of the measured satellite. The test method of the invention can be used for finishing network protocol testing of the time division multiple access spatial dynamic network at ground test stage and satellite on-orbit stage on one set of hardware equipment under the premise that the satellite does not need to change self state.

Core of the invention is that based on condition of protocol test, levels of units not related to protocol, and units related to protocol are divided. The units not related to protocol executes operation processes, which are not related to specific content of protocol and are suitable to test any protocol. The units related to protocol is in charge of operation processes for specific testing protocol. Further, the invention marks off corresponding general procedure module for protocol test from units related to protocol as a common part in use for testing each protocol repeatedly. Advantages are: ensuring reusability of protocol related layer furthest, avoiding rehandling development procedure for testing set. The invention possesses high generality, reusability and extensibility.

The invention provides a complete distributed protocol test system and a distributed protocol test method and aims to solve the difficult problems of low coordination of multi-node test, inconvenience for centralized control, disorder in data organization and management, low automatic test efficiency and the like in the conventional protocol test process. By the invention, four functions of a query class, an execution class, a file operation class and an analysis class are realized. In order to realize the functions and solve the technical problems, the invention adopts the technical scheme that: the method comprises the steps of frame design, transmission design, protocol design, command design, safety design and rule design; a server/client mode is adopted, a control node is a client, and a test node is a server; the control node serves as a test logic and test manager, performs actual allocation on specific tasks and distributes the actual tasks according to the logic and requirements; and the test node finishes corresponding operation and responds to a main control end.

The invention discloses a wireless sensor network data link layer protocol test method, which includes the following steps: setting computing methods and data formats of test parameters and performance parameters according to test requirements; selecting route and transport protocol component combination according to the test parameters, configuring interlayer module connection, and compiling and generating a mirror image program; unloading the mirror image program to nodes, opening all the nodes, and acquiring node data through a serial port communication component; and monitoring network topology change and data flow direction through a network status monitoring component, and obtaining performance parameter values by analyzing final statistic data. The invention further comprises a data link layer protocol test system, which is suitable for data link layer protocol performance test based on TinyOS design, has good usability and universality, and remarkably improves test efficiency.

The invention relates to method and a system for testing a communication protocol interface. The system comprises a testing script module and a universal logic service simulator, wherein the testing script module calls a function of a protocol testing library, simulates the behavior of a client side, and sends a first message to a tested object; the universal logic service simulator receives a second message generated after the first message is processed through the tested object, and transmits the second message to the testing script module; the testing script module simulates the behavior of a service side, and returning a response message of the second message; the universal logic service simulator transmits the response message of the second message to the tested object; and after receiving the response message (processed by the tested object) of the second message, the testing script module checks a response message of the first message. According to the method and the system for testing the communication protocol interface, the universal logic service simulator is adopted to forward messages of various different protocols, different simulators are not required to be developed, and the testing cost can be lowered.

A multi-interface multi-protocol test method based on WAP/MMS service includes collecting data to data interfaces related to the WAP/MMS service process, analyzing the collected data packet to get four fixed character elements from the head of the data packet and analyze the variable character elements in the data packet based on the protocol kind, service and information kind related to the data packet, setting up the corresponding relation to different signaling of a same protocol based on said four fixed character elements to store it in a register and setting up corresponding relation to the signaling of different protocol segments of a same service kind based on the variable character elements and store it in the register and recovering the total process of the signaling of a same service flow based on said register.

It is an object of the present invention to execute testing to accurately reproduce problems of a TCP/IP protocol without mistakes without knowledge or skilled techniques of the TCP/IP protocol and reduce effort required for carrying out testing. The traffic generation apparatus 32 sends the test traffic data 55 to the testing server apparatus 41. The response traffic data 57 which is the response data of this test traffic data 55 is processed in a pseudo-communication environment constructed in the communication network emulator apparatus 37 to reproduce problems of the TCP/IP protocol. Settings and control for realizing this reproduction are automatically carried out by the testing control apparatus 44 using predetermined setting information 45a, 45b, 45c and control information 47a, 47b and 47c.

A system is provided for testing connectivity of a backplane having card slots with multiple nets in each card slot. The system includes a processor module that generates test vectors based on a net connectivity configuration for a predetermined backplane architecture. A master control card includes a card slot interconnect that is configured to be plugged into nets in the backplane. The master control card communicates over a serial interface with the processor module. The master control card receives the test vectors, associated with multiple card slots, over the serial interface. The master control card is configured to test the connectivity of the backplane based on the test vectors. Optionally, IOB test cards may be included that each have a card slot interconnect that is configured to be plugged into nets in a respective card slot of the backplane. The IOB test cards are joined in series with the master control card and with one another. Optionally, the test vectors may be defined based on an IEEE 1149.1 boundary scan test protocol.

The invention discloses an xml-based fuzzy test language protocol test script and a test engine. The protocol test script comprises a test script automatically generated based on a fuzzy test languageand a state machine according to industrial control and Internet of Things protocol message formats and a monitoring script generated based on the fuzzy test language and the state machine and aimingat the state of tested equipment. According to the xml-based fuzzy test language protocol test script and a test engine, the test script and the monitoring script are automatically generated based onthe language; and the test engine can automatically parse the script language to generate the test data packet and send the test data packet to the tested equipment to complete the test task, the efficient fuzzy test language enables the detection system to expand a new protocol very conveniently, and the test engine architecture also guarantees the flexibility and expansibility of a packet sending mechanism.

This invention relates to a kind of model conversion based protocol correctness verification and testing method. The method concludes: at least two kinds of formalized models are used to formalize descript protocols; the said two kinds of formalized models are converted respectively to the same kind of formalized models; the verified protocol formalized model is acquired through comparing the differences between the said same kind of formalized models. Based on the said verified protocol formalized model, the correctness verification and testing of protocol is carried out. This invention can also be used to develop testing system tools that aim at concrete protocol.

The key feature of the invention is to build multi virtual testers in physical device for testing added protocols and to establish complex topology network required by protocol testing with each virtual tester and physical device. In testing process, when test case requires knowing changes of other tester, or if a certain message is received, it can get relevant message from relevant interface provided by virtual tester in order to make relevant testing case in the tester automatically executed.

The invention discloses a method of automatically generating a parameter configuration file for an LTE (Long Term Evolution) system. The method comprises the steps of: obtaining a message parameter set in a test case; parsing a current message parameter; generating a parameter configuration item of the current message parameter when the current message parameter is of a composite type, writing the parameter configuration item into the current parameter configuration file, then traversing sub-nodes of the current message parameter to respectively generate parameter configuration items of the sub-nodes, and writing the parameter configuration items of the sub-nodes into the current parameter configuration file orderly; and generating the parameter configuration item of the current message parameter when the current message parameter is of a simple type, and writing the parameter configuration item into the current parameter configuration file. According to the method of automatically generating the parameter configuration file for the LTE system, the parameter configuration file required in a consistency protocol test process of the LTE system can be generated so that the work load of testing personnel is reduced and the test preparation time is shortened so as to accelerate the test progress. The invention further discloses an LTE consistency protocol test method.

A method for testing communication protocols of power distribution network equipment includes the following steps that the communication protocols of the power distribution network equipment to be tested are configured, wherein the communication protocols comprise the IEC101 protocol, the IEC104 protocol and the IEC61850 protocol; corresponding communication protocols are loaded from a database according to the tested communication protocols, communication parameters between the database and the power distribution network equipment to be tested are set according to the communication protocols; test projects are selected according to the application function of the power distribution network equipment to be tested; the communication protocols of the power distribution network equipment to be tested are tested according to the test projects, and then a test result is acquired. According to the technical scheme, the IEC101 protocol, the IEC104 protocol and the IEC61850 protocol of the power distribution network equipment to be tested are configured, the communication parameter set function between the database and the power distribution network equipment to be tested is provided, and then the communication protocols of the power distribution network equipment to be tested are tested by selecting the test projects; the communication protocol testing method is applied to testing the communication protocols of the power distribution network equipment, complexity of the debugging process is reduced, configurability of testing software is improved, and whole testing efficiency is improved.

The method includes: in term of the functionality to be tested, determining the RRC layer and NAS layer signaling process required to be simulated by script taken as the object instance of functional entity of RRC layer and NAS layer, and dividing the signaling process into multi reusable signaling sub-processes; wherein, each signaling sub-process is separately implemented by one script; thereby, multi scripts are generate; the scripts generated according to the functionality to be tested are saved and managed in the script base; the protocol stack control module determines the state corresponding to each script in term of composition of the script; in term of protocol completion status machine, implementing the jump between states, and thereby implementing the protocol stack completes signaling process of a specific function by controlling the scheduling of all scripts; and the protocol stack executes relevant function in term of command of external control.

The invention relates to an MODBUS-RTU protocol conformance test method which belongs to the field of information data transfer technologies of a power system. The method utilizes a protocol test toolfor inspecting whether the implementation of a protocol conforms to the standard or not, utilizes a test instrument for imposing an alternating current component and assists the completion of verification of application functions and data accuracy, and the test content comprises the protocol conformance test and the verification of the application functions and the data accuracy, wherein, the protocol conformance test comprises the normal test and the negative test of a link layer, functional codes and a data field. The test method gives out the systematic and the comprehensive test content and the test method of the MODBUS-RTU protocol, thereby having important significance for ensuring the conformance and the interoperability of the protocol.

The embodiments of the invention provide a TETRA digit cluster protocol test method and system based on TTCN-3. The method mainly comprises the following steps: arranging a detected system comprising multiple mobile terminals and exchange and management basic facilities, the multiple mobile terminals being connected with a test system through PET interfaces; writing and executing a TTCN-3 test script corresponding to a test case through the test system, the test system using an AT instruction to control the mobile terminals to carry out service operation, monitoring the signaling interaction of the air interfaces between the mobile terminals and the exchange and management basic facilities, and performing matching comparison between the monitored signalings of the air interfaces and a TTCN-3-based standard signaling template stored in advance so as to verify whether the signalings of the air interfaces match protocol standards. According to the invention, a method of simulating mobile terminals by use of software is abandoned, the test system is directly connected with the mobile terminals, and the AT instruction is utilized for controlling the mobile terminals to carry out testing according to a TTCN-3 test script through a PEI. Since real mobile terminals are utilized, the test authenticity is improved.

A storage protocol test server interfaced with a storage device and a client includes a multi-layered architecture for testing a conformance of the storage device to a storage protocol as dictated by the client. The layers operate to participate in a test case session between the server and the client to facilitate a communication of test case information from the client to the server, the test case information specifying elements for testing the conformance of the storage device to the storage protocol. Additionally, the layers operate to create a storage protocol conformance test based on the test case information received from the client, the test being specifically designed for testing the conformance of the storage device to the storage protocol, and to participate in a test session between the server and the storage device to facilitate an exchange of test instructions and test results in accordance with the test.