JP2002051040A - Network monitor control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem of a conventional network monitor control system that cannot apply monitor control to a central terminal station unit and each terminal station unit at a remote place where no network monitor controller exists in the vicinity. SOLUTION: The network monitor control system 10 provided with terminal station units 11, with the central terminal station unit 12, with the network monitor controller 20 that applies monitor control to the central terminal station unit 12 and has a memory section 24 that stores monitor information of the terminal station units 11 and the central terminal station unit 12, is provided with a remote monitor controller 30 connected to one of the terminal station units 11. The remote monitor controller 30 is accessible to the memory section 24 of the network monitor controller 20 through the terminal station unit 11A, has a man-machine interface section that displays monitor information stored in the memory section, and applies monitor control to the terminal station units 11 and the central terminal station unit 12 on the basis of the monitor information stored in the memory section.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a plurality of terminal devices, a central terminal device for controlling each terminal device, and a network monitoring control device for monitoring and controlling these terminal devices and the central terminal device. The present invention relates to a network monitoring and control system to be configured.

[0002]

2. Description of the Related Art FIG. 4 is a block diagram showing a schematic configuration inside a conventional network monitoring and control system.

A network monitoring and control system 50 shown in FIG. 4 comprises a plurality of terminal devices 51 and a central terminal device 52 for monitoring / controlling each of the terminal devices 51 and multiplexing / demultiplexing the lines of the terminal devices 51. And a network monitoring and control device 5 for monitoring and controlling the terminal device 51 and the central terminal device 52.
And 3.

FIG. 5 shows a conventional network monitoring and control device 5.
FIG. 3 is a block diagram showing a schematic configuration inside 3.

[0005] The network monitoring and control device 53 shown in FIG.
Is a man-machine interface unit 54 for inputting control information such as new line information and displaying and outputting monitoring information to be described later; a central terminal unit interface unit 55 for communication connection with the central terminal unit 52; And a memory unit 56 for storing

Next, the operation of the conventional network monitoring and control system 50 will be described.

The central terminal equipment 52 monitors the status of each terminal equipment 51 and the line status of each terminal equipment 51, and transmits the monitoring result of the terminal equipment 51 to the network monitoring controller 53.

[0008] The network monitoring and control unit 53 receives the monitoring result through the central terminal unit interface unit 55, stores the monitoring result in the memory unit 56 as monitoring information, and outputs the monitoring information to the man-machine interface unit 54. I do.

In the network monitoring and control device 53, not only the monitoring result of each terminal device 51 but also the monitoring result of the central terminal device 52 is stored in the memory section 56 as monitoring information. Is output to the man-machine interface unit 54.

Further, the network monitoring and control device 53
When registering control information such as new line information, the control information is input, the monitoring information stored in the memory unit 56 is updated based on the input control information, and stored in the memory unit 56. The control information in the obtained monitoring information is transmitted to the central terminal device 52 through the central terminal device interface unit 55. Further, the central terminal device 52 transmits control information to each terminal device 51.

As described above, according to the conventional network monitoring and control system 50, the network monitoring and control device 53 can monitor and control the central terminal device 52 and each terminal device 51.

[0012]

However, according to the conventional network monitoring and control system 50 described above, the network monitoring and control device 53 communicatively connected to the central terminal device 52 connects the central terminal device 52 and each terminal device 51 to each other. The network monitoring and control device 53
In a remote place where is not near, there is a problem that the central terminal device 52 and each terminal device 51 cannot be monitored and controlled unless the user goes to the location of the network monitoring and control device 53 each time.

The present invention has been made in view of the above problems, and has as its object to monitor and control a central terminal device and each terminal device even in a remote place without a network monitoring and control device. It is an object of the present invention to provide a network monitoring and control system capable of performing such operations.

[0014]

In order to achieve the above object, a network monitoring and control system according to the present invention comprises a plurality of terminal devices, a central terminal device for controlling each terminal device, a terminal device, A network monitoring and control device for monitoring and controlling the central terminal device, wherein a memory unit of the network monitoring and control device stores monitoring information of the terminal device and the central terminal device. The network monitoring and control system has a remote monitoring and control device connected to one of the plurality of terminal devices, and the remote monitoring and control device performs network monitoring and control through the terminal device and the central terminal device. A terminal device and a central terminal based on the function of enabling access to the memory unit of the device and displaying and outputting the monitoring information stored in the memory unit; And to include the function of monitoring and controlling the location.

Therefore, according to the network monitoring and control system of the present invention, the remote monitoring and control device can access the memory unit of the network monitoring and control device through the terminal unit and the central terminal unit, and the monitoring information stored in the memory unit Is displayed and the terminal device and the central terminal device are monitored and controlled based on the monitoring information stored in the memory unit. The central terminal device and each terminal device can be monitored and controlled from the device.

In the network monitoring and control system according to the present invention, the remote monitoring and control device has a function of inputting control information relating to the terminal device and the central terminal device, and the input control information is transmitted to the terminal device and the central terminal device. And a function of transmitting the monitoring information stored in the memory unit to the memory unit based on the control information.

Therefore, according to the network monitoring and control system of the present invention, even if new control information is input from the remote monitoring and control device side, the input control information is transmitted to the network through the terminal device and the central terminal device. Since the monitoring information is transmitted to the memory unit of the monitoring control device and the monitoring information stored in the memory unit is updated based on the control information, the remote monitoring control device can be used even in a remote place without a network monitoring control device. The central terminal device and each terminal device can be monitored and controlled based on the new control information from.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A network monitoring control system according to an embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a schematic configuration inside the network monitoring and control system shown in the present embodiment.

A network monitoring and control system 10 shown in FIG. 1 includes a plurality of terminal devices 11, a central terminal device 12 for monitoring / controlling each terminal device 11, and multiplexing / demultiplexing the lines of the terminal devices 11. And a network monitoring and control device 2 for monitoring and controlling the terminal device 11 and the central terminal device 12.
0, a remote monitoring and control device 30 connected to the terminal device 11A and monitoring and controlling the central terminal device 12 and each terminal device 11 in the same manner as the network monitoring and control device 20, and a plurality of terminal device 11A. , 11B and the central terminal equipment 12, and a line 40 for communicatively connecting the network monitoring and control device 20 and the remote monitoring and control device 30. Note that the remote monitoring and control device 30 is
It shall be installed in a remote place away from.

FIG. 2 is a block diagram showing a schematic configuration inside the network monitoring and control device 20.

The network monitoring and control device 20 shown in FIG.
Is a man-machine interface unit 21 for inputting control information such as new line information and displaying and outputting monitoring information including the control information, and a central terminal unit interface unit 22 for communication connection with the central terminal unit 12. A remote monitoring and control device interface unit 23 for communication connection with the remote monitoring and control device 30; and a memory unit 24 for storing monitoring information.
And

FIG. 3 is a block diagram showing a schematic configuration inside the remote monitoring control device 30.

The remote monitoring control device 30 shown in FIG. 3 receives control information such as new line information, and displays and outputs the monitoring information stored in the memory unit 24 of the network monitoring control device 20. And a terminal device interface unit 32 for communication connection with the terminal device 11A. The remote monitoring control device 30 has a system configuration capable of accessing the memory unit 24 of the network monitoring control device 20 through the man-machine interface unit 31.

Next, the operation of the network monitoring and control system 10 according to the present embodiment will be described.

The central terminal equipment 12 monitors the status of each terminal equipment 11 and the line status of each terminal equipment 11, and transmits the monitoring result of each terminal equipment 11 to the network monitoring and control device. The network monitoring and control device 20 stores the monitoring result of each terminal device 11 and the monitoring result of the central terminal device 12 in the memory unit 24 as monitoring information through the central terminal device interface unit 22.

For example, a remote monitoring control device 30 at a remote location
Is connected to the network monitoring control device 2 via the line 40, the terminal devices 11A and 11B and the central terminal device 12.
0 through the remote monitoring and control device interface unit 23
By accessing the memory unit 24 of the network monitoring and control device 20, the monitoring information stored in the memory unit 24 can be recognized, and the monitoring information can be displayed and output to the man-machine interface unit 31.

Further, when registering new control information such as line information, the remote monitoring control device 30 inputs new control information through the man-machine interface unit 31 and transmits this control information through the line 40 to the network monitor. The memory unit 24 of the network monitoring and control device 20 is transmitted through the remote monitoring and control device interface unit 23 of the control device 20.
To be transmitted.

The memory unit 24 of the network monitoring and control device 20 stores and updates the content of the currently stored monitoring information based on the new control information from the remote monitoring and control device 30.

As described above, the network monitoring and control device 20
Stores and updates the contents of the monitoring information in the memory unit 24,
The control information is transmitted to the central terminal device 12 and each terminal device 11 through the central terminal device interface unit 22.

According to the present embodiment, the remote monitoring and control device 30 allows the terminal unit 11A to access the memory 24 of the network monitoring and control device 20 via the line 40, and the monitoring stored in the memory 24. The information is displayed and output to the man-machine interface 31 and the memory 2
Since the terminal device 11 and the central terminal device 12 are monitored and controlled based on the monitoring information stored in the remote monitoring device 4, even if the remote monitoring device 30 does not have the network The terminal device 12 and each terminal device 11 can be monitored and controlled.

Further, according to the present embodiment, even if new control information is input from the remote monitoring and control device 30, the input control information is transferred to the memory unit 24 of the network monitoring and control device 20 through the line 40. And the monitoring information stored in the memory unit 24 is updated based on the control information. Therefore, even in a remote location where the network monitoring and control device 20 is not provided, the remote monitoring and control device 30 Central terminal equipment 1 based on
2 and each terminal device 11 can be monitored and controlled.

[0032]

According to the network monitoring and control system of the present invention configured as described above, the remote monitoring and control device can access the memory section of the network monitoring and control device through the terminal device and the central terminal device. Since the monitoring information stored in the memory unit is displayed and output, the terminal device and the central terminal device are monitored and controlled based on the monitoring information stored in the memory unit. Even in this case, the central terminal device and each terminal device can be monitored and controlled from the remote monitoring control device.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a schematic configuration inside a network monitoring control system shown in an embodiment of the present invention;

FIG. 2 is a block diagram showing a schematic configuration inside a network monitoring control device of the network monitoring control system shown in the present embodiment;

FIG. 3 is a block diagram showing a schematic configuration inside a remote monitoring control device of the network monitoring control system shown in the present embodiment;

FIG. 4 is a block diagram showing a schematic configuration inside a conventional network monitoring and control system.

FIG. 5 is a block diagram showing a schematic configuration inside a network monitoring and control device in a conventional network monitoring and control system.

[Explanation of symbols]

 Reference Signs List 10 network monitoring and control system 11 terminal device 12 central terminal device 20 network monitoring and control device 24 memory unit 30 remote monitoring and control device 31 man-machine interface unit

Claims (2)

[Claims] 1. A network monitoring system comprising: a plurality of terminal devices; a central terminal device for controlling each of the terminal devices; and a network monitoring control device for monitoring and controlling the terminal devices and the central terminal device. A network monitoring and control system configured to store monitoring information of the terminal device and the central terminal device in a memory unit of a control device, wherein the network monitoring and control system includes one of the plurality of terminal devices. A remote monitoring and control device connected to the terminal device, wherein the remote monitoring and control device enables access to a memory unit of the network monitoring and control device through the terminal device and the central terminal device, and A function of displaying and outputting the stored monitoring information; and a function of monitoring and controlling the terminal device and the central terminal device based on the monitoring information stored in the memory unit. Network monitoring and control system characterized. 2. The remote monitoring and control device according to claim 1, further comprising: a function of inputting control information relating to the terminal device and the central terminal device; and transmitting the input control information through the terminal device and the central terminal device. 2. The network monitoring control system according to claim 1, further comprising a function of transmitting the monitoring information stored in the memory unit based on the control information to the network monitoring control apparatus.