JPH08320814A - Test system for exchange software - Google Patents

Abstract

PURPOSE: To efficiently conduct a compound test of plural communication terminals for an exchange software. CONSTITUTION: A master work station 20 which simulates the operations of the communication terminals is connected directly to an exchange device 10 mounted with the exchange software to be tested, and the master work station has an exchange interface part 210 which sends and receives signals to and from the exchange device 10, a terminal state storage part 220 which stores the states of the terminals whose operations are simulated by the work station, a terminal-terminal window correspondence part 230 which holds the relation between the simulated terminals and terminal windows, a work station correspondence part 240 which supervises which terminal window is displayed on which work station, and a master control part 250 which controls a display of the simulated terminals on respective work stations 20 and 30. Consequently, various terminals are placed in operation on the respective terminals 20 and 30 at the same time and their state changes are confirmed to effectively confirm the operation of the exchange software on the exchange device 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exchange software test system, and more particularly to an exchange software test system for testing exchange software of a digital exchange that handles various services such as ISDN (Integrated Services Digital Network). .

[0002]

2. Description of the Related Art In recent years, various exchange services have been conceived and realized due to the digitization of public telecommunications networks such as ISDN and the liberalization of communication business. Has been done. Along with this, the exchange software installed in the current exchange,
And, there has been a need for an exchange software test system that efficiently confirms and analyzes the functions of the developed exchange software according to services.

Conventionally, as a test system and test method for exchange software, for example, "Test method for service in exchange system tester" by Yaegashi et al., Which was announced at the 1990 Autumn National Convention of the Institute of Electronics, Information and Communication Engineers B-410.
, "A Consideration on Call Processing Debugging Method" by Kano and others at the 1990 IEICE Autumn National Convention B-419, or "Telecommunication Software Cross by 1994 IEICE Spring National Convention B-639, Hanzawa etc. Consideration on test environment ”is proposed.

The first proposal is to connect a terminal to be tested and a pseudo call generating device for simulating an opposite station of various trunk signal systems to the exchange to be tested and call control signals from the console of the device. A confirmation test work of the service was performed by automatically giving a selection signal etc. to the exchange under test according to the procedure manual describing the test contents and detecting the signal from the exchange under test for this. .

The second proposal is that the test system includes a pseudo switching system having a processor and a memory for operating the actual switching software, and a terminal simulation section constructed on the workstation, and the terminal simulation section is displayed on the screen of the workstation. It was possible to visually confirm the operation by displaying the operation menu and the test status such as the path connection status. As a result, the call processing can be debugged without using the exchange to be tested, which is suitable for a manual test system depending on the situation of the terminal, for example.

A third proposal is to connect a central processing system simulator of a switchboard and a communication path system simulator by a socket interface of a workstation, and further, through a communication path system, a terminal simulation section on the workstation. Was being tested through. This allows
The purpose of this study was to improve the test by considering the cross-test environment of the switching software focusing on the operation of new and changed communication channel equipment.

[0007]

However, in the above-mentioned conventional technique, an operation confirmation test centering on path connection in the speech path system of the switching device is mainly used when testing the switching software, and the communication terminal It was not intended to confirm the service of the replacement software from the state. Therefore, for example, when testing the switching software of a switching device that handles many services such as ISDN, there has been a problem that it is not possible to accurately confirm the service status of various communication terminals.

Therefore, for example, in Japanese Patent Application No. 07-003141 filed by the same applicant as the applicant of the present application, a test of the exchange software is performed by simulating the operation of the terminal device on the display screen of one workstation. A scheme has been proposed. However, in such a test method,
There is a drawback in that it is difficult to display and operate a large number of various terminal devices connected to the exchange device on one workstation. Further, there is a problem that it is difficult to carry out a multiple compound test in which a plurality of operations, which are important in the test of the exchange software, are performed simultaneously.

The present invention solves the above-mentioned problems and allows a plurality of terminal devices to be simultaneously operated when testing exchange software, and various communication terminals can be operated in a complex manner to implement exchange software. It is an object of the present invention to provide an exchange software test system capable of efficiently performing a plurality of compound tests.

[0010]

In order to solve the above problems, a switching software test system according to the present invention replaces a switching device that accommodates a plurality of communication terminals and performs various services according to the respective communication terminals. In an exchange software test system for testing software, an exchange device equipped with the exchange software to be tested, and a first simulation device that is directly connected to the exchange device and simulates the operation of a communication terminal on a display screen, At least one second simulation device that is connected to the exchange device through the first simulation device and simulates the operation of the communication terminal on the display screen, the first simulation device including the exchange device and the second simulation device. And an interface between the first simulation device and the second simulation device. Characterized by testing the replacement software complex simulation to exchange apparatus a plurality of communication terminals by simulation device.

In this case, the first simulation device and the second simulation device display an arbitrary communication terminal on each device and perform a pseudo operation of the operation, and display operation means. Display control means for controlling display and operation of the communication terminal may be included.

The first simulation apparatus controls the display control means based on the interface means for interfacing signals between the exchange and the communication terminal whose operation is simulated, and the signals exchanged via the interface means. And it is good to include the main control means which controls the display of the pseudo terminal of each simulation device.

Further, the first simulation device is
It is preferable to include terminal state storage means for storing the state of the communication terminal whose operation is simulated in each simulation device.

The first simulation device may include a terminal management means for managing which simulation device the pseudo terminal is used to simulate.

In this case, the terminal management means manages the correspondence relationship between the terminal screen management means for managing the correspondence between the pseudo terminal and the display screen and which simulation device the display screen of the pseudo terminal is displayed on. It is advantageous to include a display device management means for performing the operation.

[0016]

According to the exchange software testing system of the present invention, the first simulation device is connected to the exchange device having the exchange software to be tested mounted thereon, and one or more first simulation devices are connected via the first simulation device. Two
Connect the simulation device of. In the first and second simulation apparatuses, arbitrary communication terminals are displayed on the display screen, and respective operators operate the communication terminals via the display screen. Thereby, for example, the first
When a call from the communication terminal by the simulation device is supplied to the switching device and the call is set up to the desired communication terminal by the operation of the switching software, the signal is transmitted via the first simulation device to, for example, one of the second simulation devices. Is supplied to. As a result, the pseudo terminal displayed on the first simulation device and the pseudo terminal displayed on the second simulation device are call-connected,
Each simulation device simulates the operation of the communication terminal based on the exchange software. Similarly,
A call from another second simulation device transmits / receives a signal to / from the switching device via the first simulation device to establish a call connection with the desired second simulation device, and the communication terminal The operation simulation is performed, and the simulation is simultaneously executed by a plurality of pseudo terminals based on one exchange software.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the exchange software testing system according to the present invention will now be described in detail with reference to the accompanying drawings. FIG. 1 shows one embodiment of the exchange software testing system according to the present invention. The test system for the exchange software according to the present embodiment, the exchange device 10 on which the exchange software to be tested is installed, is directly connected to the master workstation 20 that simulates the operation of the communication terminal accommodated in the exchange device 10. Similarly to this master workstation 20, a slave workstation 30 that simulates the operation of a plurality of other communication terminals is connected.
In particular, a plurality of slave workstations 30 can be connected to the master workstation 20. Simultaneously simulating various communication terminals at the workstations 20 and 30 respectively, the service of the switching software of the switching device 10 is It is a test system that performs multiple compound tests of operation confirmation and problem analysis.

More specifically, the switching device 10 of the present embodiment is, for example, a communication terminal such as a telephone, an internal terminal such as a relay stand, an external trunk for accommodating a line, an internal trunk such as a PB (Push Button signal) receiver, and the like. Is a switchboard that appropriately accommodates the service, depending on the scale of the service, such as a subscriber line switchboard in a station or a PBX switchboard in a private company that has switching software programmed for each service.
The switching device 10 is generally provided with a central processing system device and a speech path system device in which switching software operates, and a speech path bus serving as an input / output interface between these devices, and a call connection, restoration or An exchange that executes various service functions according to a call processing program stored in a storage device. In this embodiment, a control unit of a communication path system device that executes call connection processing, a switching device control unit in the figure.
A master workstation 20 is connected to 15 to exchange signals with a communication terminal whose operation is simulated.

For example, the switching device 10 instructs the central processing unit to operate the switching software from the communication channel system device via the communication channel bus when a call is made from the telephone, the relay stand, the trunk outside the office, etc. accommodated therein. Send an event that does.
The switching software on the central processing unit operates the call processing program based on the event received from the communication channel device, and sends an order based on the calling process to the communication channel device. The communication path system device performs a switching operation or the like according to this order to perform a switching operation for call-connecting each communication terminal.

The master workstation 20 is a switching device.
It is a first simulation device that is directly connected to the exchange device control unit 15 of 10 and simulates the operation of any communication terminal on the screen. It includes a user interface for operating the pseudo terminal. As shown in FIG. 1, the master workstation 20 of the present embodiment has a switching device interface section 210 for interfacing with the switching apparatus 10, a terminal state storage section 220 for storing the terminal state,
The terminal-terminal window correspondence unit 230 that holds the relationship between the terminal and the terminal window, the workstation-terminal window correspondence unit 240 that holds the relationship between the workstation and the terminal window, and the master workstation 10 and the slave workstation 30 A master control unit 250 that mainly controls screen display of the pseudo terminal, a terminal window 270 that displays the pseudo terminal, and a terminal window control unit 260 that controls the screen are included.

More specifically, the exchange device interface unit 210 of this embodiment comprises a terminal state storage unit 220 and a master control unit 250.
Is an interface circuit which is connected to the switching device 10 and supplies signals from the switching device 10 to the switching device 10 and supplies information from the circuits 210 and 250 to the switching device 10. Specifically, the terminal control command sent from the exchange apparatus 10 is interpreted as a signal of the workstation 20, and the terminal number and terminal state represented by the signal are stored in the terminal state storage unit 220.
It is a command interface including a function of notifying the exchange device 10 and a function of notifying the exchange device 10 of a change in the terminal state from the terminal state storage unit 220 after being converted into a command sequence that can be interpreted by the exchange device 10.

The terminal state storage section 220 is composed of a RAM (Random Access Memory) included in the workstation 20, and stores the state of the communication terminal simulated in each of the workstations 20 and 30 in a rewritable manner at any time. Memory circuit. For example, the contents of the area storing the status for each terminal number are updated according to the terminal number and the terminal status sent from the switching equipment interface unit 210, and the terminal-terminal window correspondence unit 230 is notified of the terminal status change. With the function of notifying the master control unit 250
When the change of the terminal state is notified from, the function of updating the contents of the area storing the state for each terminal number and notifying the exchange apparatus interface unit 210 of the change of the terminal state is included.

The terminal-terminal window correspondence unit 230 is a terminal display management unit that associates each pseudo terminal with the screen display of the workstations 20 and 30, and a terminal state storage unit.
The pseudo terminal and the terminal window are associated with each other based on the information from the 220 and the master control unit 250. For example, in this embodiment, a terminal-terminal window correspondence table as shown in FIG.
400 manages the terminal display. The terminal-terminal window correspondence table 400 is composed of pairs of terminal numbers and terminal window numbers. In this case, the terminal-terminal window correspondence table 40
A value of 0 allows duplicate terminal numbers, but not duplicate terminal window numbers. That is, the same communication terminal is generated as multiple terminal windows, and multiple workstations 2
It may be displayed at 0,30. A pair number is not set in the terminal-terminal window correspondence table 400 in the initial state, and the terminal-terminal window correspondence table 400 is updated according to the terminal window setting and the set instruction from the master control unit 250. The workstation-terminal window correspondence unit 240 is notified of the terminal status change notification from the terminal status storage unit 220.

The terminal window is set by inputting the terminal number and the terminal window number, and this pair is added to the terminal-terminal window correspondence table 400. To reset the terminal window, specify the terminal window number and delete the pair having the same terminal window number from the terminal-terminal window correspondence table 400. The function of notifying the workstation-terminal window correspondence unit 240 of the terminal state change notification from the terminal state storage unit 220 is to obtain the terminal window number corresponding to the terminal number notified from the terminal state storage unit 220, and the obtained terminal The window number is notified to the workstation-terminal window correspondence unit 240 as a terminal state change notification. When there are a plurality of terminal window numbers corresponding to the terminal number notified from the terminal state storage unit 220, all the existing terminal window numbers are notified to the workstation-terminal window correspondence unit 240 as a terminal state change notification.

The workstation-terminal window correspondence unit 240 determines in which workstation 20, 30 the terminal window for displaying the pseudo terminal exists based on the information from the terminal-terminal window correspondence unit 230 and the master control unit 250. Is a window management unit that associates Specifically, for example, as shown in FIG. 3, a workstation-terminal window correspondence table 500 manages the display.
The workstation-terminal window correspondence table 500 is composed of a pair of workstation ID and terminal window number. The workstation ID is an identifier for identifying the master workstation 20 and the plurality of slave workstations 30. The workstation-terminal window correspondence table 500 allows duplicate workstation IDs, but not duplicate terminal window numbers. No pair number is set in the workstation-terminal window correspondence table 500 in the initial state, and the workstation terminal window correspondence unit 240 follows the instructions for setting and resetting the terminal window from the master control unit 250. The function of updating the station-terminal window correspondence table 500 and the terminal state change notification from the terminal-terminal window correspondence unit 230 are sent to the terminal window control unit 260 of the master workstation 20 or the terminal window control unit of the slave workstation 30. Includes a function to notify 310.

To set the terminal window, the workstation ID and the terminal window number are input, and this pair is added to the workstation terminal window correspondence table. To reset the terminal window, specify the terminal window number and delete the pair having the same terminal window number from the workstation-terminal window correspondence table 500. Terminal-
The terminal window control unit 26 of the master workstation 20 receives the terminal state change notification from the terminal window correspondence unit 230.
0 or the function of notifying the terminal window control unit 310 of the slave workstation 30 is to obtain the workstation ID corresponding to the terminal window number notified from the terminal-terminal window correspondence unit 230, and obtain the obtained workstation ID and terminal. As a terminal state change notification together with the window number, the terminal window control units 270 and 320 of the workstation indicated by the workstation ID are notified via the master control unit 250.

The master control unit 250 is a main control unit that controls the display of the pseudo terminals on the master workstation 20 and the slave workstation 30, and controls the terminal window control units 260 and 310 to display the pseudo terminals. Specifically, a control function for creating and deleting a terminal window, and a workstation-terminal window corresponding section.
The relay function of the terminal state change notification from 240 to the terminal window control unit 260 of the master workstation 20 or the terminal window control unit 310 of the slave workstation 30, and the terminal state control unit from the terminal window control unit 310 of the master workstation 20. It also includes a function to relay the status change notification of the terminal window to 220.

The terminal window is generated by generating a unique terminal window number in response to a terminal window generation request from the terminal window control unit 260 of the master workstation 20 or the terminal window control unit 310 of the slave workstation 30. Terminal window support
Set the terminal number and the generated terminal window number pair in 230, and
Workstation of requested workstation to 0
A terminal window control unit 260, which has set a pair of the ID and the generated terminal window number and has made a request to generate a terminal window,
Give 310 permission to generate. The terminal window is deleted by resetting the terminal-terminal window corresponding section 230 and the workstation terminal window corresponding section 240 with the terminal window number to be deleted.

The relay function of the terminal state change notification from the workstation-terminal window correspondence unit 240 in the master control unit 250 to the terminal window control unit 260 of the master workstation 20 or the terminal window control unit 310 of the slave workstation 30 is as follows. Upon receiving a terminal status change notification from the workstation-terminal window correspondence unit 240, the terminal specified by the workstation ID is notified of the terminal status change. Terminal window controller 260 of master workstation 20 or terminal window controller 310 of slave workstation 30
From the terminal window control unit 260 of the master workstation 20 or the terminal window control unit 310 of the slave workstation 20, the relay function of the terminal window state change notification from the terminal window storage unit 220 to the terminal state storage unit 220 receives the terminal window state change notification. , And notifies the terminal state storage unit 220 of the state change of the terminal window.

The terminal window control unit 260 is a display control unit for controlling the display of the communication terminal on the terminal window 270 under the control of the master control unit 250. In this embodiment, the terminal window generation / deletion functions and the terminal window 270 corresponding to the terminal state change notification from the master control unit 250
And a function of notifying the master control unit 250 of a change in the status of the terminal window from the terminal window 270.

For generation of the terminal window, the master controller 250 is notified of the generation request, and if permission is obtained, the terminal window 270 is generated and the terminal window number is set. To delete the terminal window 270, a deletion notice is sent to the master control unit 250 together with the terminal window number to delete the terminal window. The function of notifying the corresponding terminal window of the terminal state change notification from the master control unit 250 notifies the terminal window 270 of the specified terminal window number of the terminal state change. The function of notifying the master controller 250 of the status change of the terminal window 270 from the terminal window 270 notifies the master controller 250 of the notified terminal window number and the changed terminal status.

The terminal window 270 of this embodiment has a different shape depending on the type of terminal connected to the exchange 10. The terminal window 270 has a function of displaying the internal state stored in the terminal state storage unit 220 and a function of simulating an operation that the operator can perform on the terminal. For example, by receiving a terminal state change notification from the terminal window control unit 260, the terminal state storage unit 220 is queried for information necessary for display and the display state of the terminal state is updated. The terminal window 270 of the present embodiment detects the operation of the operator and notifies the terminal window control unit 260 of the change in the state as the state change of the terminal window.

On the other hand, the slave workstation 30 is
It is connected to the master control unit 250 of the master workstation 20 and the switching device 10 is connected via the master control unit 250.
Is a second simulation device for simulating the operation of various communication terminals under the control of the exchange software. As shown in FIG. 1, the slave workstation 30 of this embodiment includes a terminal window control unit 310 for controlling the terminal window 320 and a terminal window 320 for simulating various terminal devices accommodated in the exchange apparatus 10. Terminal window control
Reference numeral 310 has the same function as the terminal window controller 260 of the master workstation 20, and controls the terminal window 320 based on the control of the master controller 250 and the operation of the operator. The terminal window 320, like the terminal window 270 of the master workstation 20, is a screen display for displaying and operating a communication terminal whose operation is simulated in the slave workstation 30. Note that there are as many terminal windows 270 and 320 as there are communication terminals to be operated.

With the configuration described above, it is possible to display and operate a plurality of windows for simulating the operation of the communication terminal housed in the exchange 10 on the plurality of workstations 20 and 30. For example, FIGS.
A typical flow of operation of the terminal windows of the master workstation 20 and the slave workstation 30, which simulates the operation of a communication terminal connected to 10, is shown. The operation will be described with reference to the display image of the master workstation 20 and the display image of the slave workstation 30. First, as shown in FIG. 4, before the master workstation 20 and the slave workstation 30 are operated, a terminal is generated. Window for controlling terminal window including button 410 and terminal delete button 420
500 is displayed as the display image. In this state, for example, the terminal window of the master workstation 20 is generated. That is, the operator of the master workstation 20 is
The terminal generation button 410 of the terminal window control window 500 of 20 is pressed by operating the mouse or the like to generate a terminal window on the master workstation 20. As a result, the terminal window control unit 260 generates an image of the operation unit of the communication terminal and displays it in the terminal window 270 as shown in FIG. At this time, the terminal window control unit 26
A value of 0 notifies the master control unit 250 of the generated communication terminal number. As a result, the terminal number and the terminal window number or the workstation ID are registered in the terminal-terminal window correspondence unit 230 and the workstation-terminal window correspondence unit 240 via the master control unit 250.

Next, in step 2, the terminal window of the slave workstation 20 is generated in the same manner as the master workstation 20. For example, the operator of one of the slave workstations 30 is
The terminal generation button 410 of 500 is operated to generate a terminal window on the slave workstation 30. As a result, the terminal window control unit 310 of the slave workstation 30 generates a display image after the terminal generation operation in the slave workstation 20 and displays it in the terminal window 320, as shown in FIG. At this time, the terminal window control unit 310, via the master control unit 250 of the master workstation 20,
The terminal number, terminal window number, workstation ID, etc. are registered in the corresponding units 230, 240.

Next, in step 3, the operator of the master workstation 20 operates the off-hook button 430 of the terminal window on the master workstation 20 on the image as shown in FIG. Off-hook operation. As a result, as shown in FIG. 7, the dial tone is heard on the terminal window of the master workstation 20. This state is also notified to the terminal state storage unit 220 via the master control unit 250.

Next, on the screen shown in FIG. 7, the operator of the master workstation 20 performs an operation of calling the communication terminal of the workstation 30 in step 4. That is, the operator of the master workstation operates the dial button 440 of the terminal window on the master workstation 20 to call the communication terminal on the slave workstation 30, and dials the telephone number of the terminal on the slave workstation 30. To do. As a result, the dial signal of the master workstation 20 is supplied from the master control unit 250 to the exchange device 10 via the exchange device interface 210.

When the exchange device 10 receives the dial signal, its exchange software operates to execute the call processing program, and the exchange device controller 15 and the master interface 250 and the terminal state memory 220 via the exchange interface 210. Send a call connection command to. As a result, the terminal status storage unit 220 updates the terminal status and notifies the terminal-terminal window correspondence unit 230. The terminal-terminal window correspondence unit 230 recognizes the terminal window from the terminal number or the like, and notifies the workstation-terminal window correspondence unit 240. This allows the workstation-terminal window interface 240
Detects the corresponding workstation 30 and notifies the master control unit 250 of it. As a result, the master control unit 250 controls the terminal window control unit 310 of the slave workstation 30 in which the corresponding terminal is displayed. As a result, as shown in FIG. 8, the terminal window of the master workstation 20 is in a state of listening to the ringing tone, and the terminal window of the slave workstation 30 is in a state of ringing a bell.

Next, the operator of the slave workstation 30 operates the off-hook button 450 of the terminal window 270 of the slave workstation 30 to answer the call. This state is notified from the terminal window control unit 310 to the master control unit 250 of the master workstation 20 and further to the switching device 10 via the switching device interface 210. As a result, the switching device 10 operates the switching software to detect the off-hook of the called terminal which is simulated in the slave workstation 30, and notifies the calling terminal of the master workstation 20 of this. In this case, the terminal state storage unit 210 is updated in the same manner as described above, and a signal for controlling the terminal window control unit 250 is supplied from the master control unit 250. As a result, as shown in FIG. 9, the terminal window of the slave workstation 30 changes from the ringing state to the call state, and the terminal window of the master workstation 30 changes from listening to the ringing state to the call state. Become. After that, when you operate the off-hook button 450 in any window, the status is supplied to the exchange device 10 and the exchange software operates,
Perform recovery processing. As a result, the restoration signal is supplied to the pseudo terminal of the other workstation and the call is disconnected.

As described above, the master workstation 20
The operator of the master workstation 20 operates the upper terminal, and the slave workstation
The operator of the slave workstation 30 operates the terminal 30. As a result, the operation of the master workstation or the slave workstation changes the state of the terminal windows of other workstations. As a result, it is possible for a plurality of operators to cooperate with each other to carry out a test of the exchange software that requires a complicated operation.

The test of the exchange apparatus 10 needs to perform a plurality of composite tests in which a plurality of services provided by the exchange software are combined. The present embodiment is used to efficiently perform this multiple compound test. For example, if the switching device includes software such as conference call, a call on one workstation causes calls to pseudo terminals of multiple workstations, and the conference call is performed by operating each terminal. It is possible to effectively test the software operation confirmation and problem analysis. In recent years, multiple operators can simultaneously call from multiple workstations 20 and 30, even for services such as telephone polling that call a single telephone number called so-called telegon simultaneously. By confirming on the screen, it is possible to effectively confirm the normality of the exchange software of the exchange apparatus 10. In addition, the normality of the exchange software of the exchange apparatus 10 with respect to the functions possessed by each type of communication terminal can be visually confirmed in the terminal window.

In the above embodiment, the system for testing the replacement software by using the workstation is realized, but the present invention is not limited to the workstation, and may be a high performance personal computer or the like. The simulation device may be configured.

[0043]

As described in detail above, according to the exchange software testing system of the present invention, the exchange device equipped with the exchange software to be tested is provided with the first simulation device and the first simulation device. Since one or more second simulation devices are connected to each other to form a composite test system including a plurality of pseudo terminals, each operator installs each simulation device, which requires complicated operation. The testing of the switching software can be carried out by multiple operators in a coordinated manner. As a result, there is an effect that a plurality of composite tests of the exchange software can be performed more efficiently.

[Brief description of drawings]

FIG. 1 is a functional block diagram showing an embodiment of a test system for exchange software according to the present invention.

FIG. 2 is a diagram showing an example of a terminal-terminal window correspondence table according to the embodiment of FIG.

FIG. 3 is a diagram showing an example of a workstation-terminal window correspondence table according to the embodiment of FIG.

4 is a display diagram showing a state before operation of the pseudo terminal according to the embodiment of FIG. 1. FIG.

5 is a diagram showing a display screen after the terminal screen of the master workstation is generated according to the embodiment of FIG.

6 is a diagram showing a display screen after generation of a terminal screen of a slave workstation according to the embodiment of FIG.

7 is a diagram showing a display screen after a call setting operation from the pseudo terminal according to the embodiment of FIG.

8 is a diagram showing a display screen in a calling state of the pseudo terminal according to the embodiment of FIG.

FIG. 9 is a diagram showing a display screen of a communication terminal of the communication terminal according to the embodiment of FIG. 1;

[Explanation of symbols]

 10 Switching device 15 Switching device control unit 20 Master workstation 30 Slave workstation 210 Switching device interface 220 Terminal state storage unit 230 Terminal-terminal window correspondence unit 240 Workstation-Terminal window correspondence unit 250 Master control unit 260,310 Terminal window control unit 270,320 Terminal window

Claims (6)

[Claims] 1. A switching software testing system for testing switching software of a switching device that accommodates a plurality of communication terminals and performs various services according to each communication terminal, wherein the system An on-board switching device, a first simulation device directly connected to the switching device and simulating the operation of a communication terminal on a display screen, and a communication connected to the switching device via the first simulation device. At least one second simulation device that simulates the operation of the terminal on the display screen, wherein the first simulation device interfaces between the exchange device and the second simulation device, and A plurality of communication terminals are combined by the first simulation device and the second simulation device. Replace software test system, characterized in that testing the exchange software of the exchange unit to simulate. 2. The test system according to claim 1, wherein the first simulation device and the second simulation device display arbitrary communication terminals on their respective devices and perform operation pseudo operations thereof. And a display control unit for controlling display and operation of the communication terminal on the display and operation unit. 3. The test system according to claim 1, wherein the first simulation device has interface means for interfacing a signal between the switching device and a communication terminal whose operation is simulated, and via the interface means. And a main control unit that controls the display control unit based on a signal transmitted and received to control the display of the pseudo terminals on the respective simulation devices. 4. The test system according to claim 1, wherein the first simulation device includes a terminal state storage unit that stores a state of a communication terminal whose operation is simulated in each simulation device. Exchange software testing system. 5. The test system according to claim 1, wherein the first simulation apparatus includes a terminal management unit that manages which simulation apparatus is simulating the operation of the pseudo terminal. Exchange software testing system. 6. The test system according to claim 5, wherein the terminal management unit is a terminal screen management unit that manages a correspondence relationship between a pseudo terminal and a display screen, and a simulation screen display screen of the pseudo terminal. A test system for exchange software, comprising: a display device management means for managing a correspondence relationship of whether or not it is displayed.