JP2015008384A - Communication method, communication system, control server and control program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To support an appropriate input of notification data from a notification device 41 to a reception terminal 31.SOLUTION: A communication system comprises: a communication center device 2 which inputs to a control server 1, an inquiry of a telephone number of a reception terminal 31 as a transfer destination when receiving a call to a pilot telephone number from a notification device 41 and performs a call transfer to the telephone number acquired from the control server 1; the control server 1 which includes identification means 111 for selecting a telephone number of a reception terminal related to a pilot telephone number based on transfer destination data when the pilot telephone number and an inquiry are input from the communication center device 2, and answering the selected telephone number to the communication center device 2; the notification device 41 outputs monitoring data to the reception terminal 31 on a call connected with the reception terminal 31; and the reception terminal 31 for storing the input monitoring data.

Description

  The present invention relates to a communication method, a communication system, a control server used in this communication system, and a control program, in which a notification device transmits to a reception terminal via a communication center device and a telephone line network and transmits monitoring data.

  In recent years, services that collect monitoring data via communication networks have become widespread. For example, in a sensor installed at home, equipment such as an elevator, when a predetermined condition such as sensing an abnormality is satisfied, a notification device connected to these sensors sends monitoring data via a telephone line network. Input to the surveillance system. The monitoring system takes a response according to the input monitoring data.

  In such a service, various sensors and equipment generally hold in advance a telephone number assigned to each reception terminal provided in the monitoring system. Various sensors and facility devices input monitoring data to the monitoring system by calling a telephone number held in advance.

  In general, there is a service in which one representative telephone number is assigned to a plurality of destinations in Japan, and the destinations are specified by the area on the calling side (for example, see Non-Patent Document 1).

NTT Communications Corporation, “Navi Dial”, [online], NTT Communications Corporation, [Search June 17, 2013], Internet <URL: http://www.ntt .com / navidial /〉

  However, in a general service for collecting monitoring data, the notification device holds the telephone number assigned to the reception terminal. Therefore, when the reception terminal cannot receive the call, the notification device cannot connect the call to the reception terminal and cannot input the notification data.

  Accordingly, an object of the present invention is to provide a communication method, a communication system, a control server used in the communication system, and a control program that can support appropriate input of notification data from a notification device to a reception terminal.

  In order to solve the above problems, a first feature of the present invention relates to a communication method in which a notification device transmits to a reception terminal via a communication center device and a communication line network and transmits monitoring data. The communication method according to the first aspect of the present invention includes a step in which a notification device sends a call to a representative telephone number, and a communication center device that receives a call addressed to a representative telephone number, the control server receives a replacement receiving terminal. The step of inputting the telephone number inquiry, and when the inquiry is inputted, the control server selects the telephone number of the receiving terminal associated with the representative telephone number and responds to the communication center device with the selected telephone number. And the communication center device sends the call from the notification device by replacing the telephone number acquired from the control server, and the reception terminal responds to the call and the call is connected to the notification device. The notification device includes a step of outputting monitoring data to the reception terminal in a call, and a step of storing the input monitoring data by the reception terminal.

  If the reception center does not respond after the communication center device replaces the telephone number acquired from the control server and sends the call, the communication center device makes an inquiry to the control server for a new telephone number of the replacement reception terminal. An input step may be further provided.

  Further, in the step in which the control server responds to the communication center device, the control server may select the telephone number of the receiving terminal based on the representative telephone number and the telephone number of the notification device when an inquiry is input.

  When the control server receives an inquiry, when the telephone number of the notification device is included in the replacement refusal data, the control server responds to the communication center device with an instruction to reject the response, and the communication center device issues an instruction from the control server. May be further provided for controlling not to receive a call from the notification device.

  A second feature of the present invention relates to a communication system in which a notification device transmits monitoring data by transmitting to a reception terminal via a communication center device and a telephone line network. A communication system according to a second feature of the present invention includes a notification device that outputs monitoring data to a reception terminal in a call connected to the reception terminal when the reception terminal responds by calling a representative telephone number. In response to a call from the notification device, the reception terminal for storing the monitoring data input from the notification device and a call to the representative telephone number are received, and the control server is inquired about the telephone number of the replacement reception terminal. And a communication center apparatus that transmits the telephone number obtained from the control server, and a control server that is connected to the communication center apparatus. The control server stores the replacement destination data in which the representative telephone number and the telephone number of the reception terminal corresponding to the representative telephone number are associated, and when the inquiry is input from the communication center device, the replacement destination There is provided a specifying means for selecting the telephone number of the receiving terminal associated with the representative telephone number from the data and responding the selected telephone number to the communication center apparatus.

  If the reception center does not respond after the communication center device replaces the telephone number acquired from the control server and sends the call, the communication center device makes an inquiry to the control server about a new telephone number of the replacement reception terminal. You may enter.

  The communication system may include a plurality of reception terminals, and the monitoring data received by each of the plurality of reception terminals may be shared.

  In the control server, the replacement destination data is identified by associating the representative telephone number, the telephone number key corresponding to the telephone number of the notification device, and the representative telephone number and the telephone number of the receiving terminal corresponding to the telephone number key. The means may select the telephone number of the receiving terminal based on the representative telephone number and the telephone number of the notification device.

  In the control server, the storage device further stores replacement rejection data including the telephone number of the notification device that rejects replacement, and the specifying unit rejects a response when the telephone number of the notification device is included in the replacement rejection data. In response to the instruction to the communication center apparatus, the communication center apparatus may perform control so as not to receive a call from the notification apparatus when receiving the instruction from the control server.

  A third feature of the present invention relates to a control server used in a communication system in which a notification device transmits to a reception terminal via a communication center device and a telephone line network and transmits monitoring data. The control server according to the third feature of the present invention includes: a storage device that stores replacement destination data in which a representative telephone number and a telephone number of a reception terminal corresponding to the representative telephone number are associated; and a communication center device. When an inquiry about the telephone number of the reception terminal is entered together with the representative telephone number of the destination of the notification device, the telephone number of the reception terminal associated with the representative telephone number is selected from the replacement destination data, and the selected telephone number is selected. And a specifying means for responding to the communication center device.

  The specifying unit further includes an operation state notifying unit that stores an inquiry from the communication center device and a response thereof in the log data in association with each other, and notifies the monitoring management terminal when the log data satisfies a predetermined condition. good.

  A fourth feature of the present invention relates to a control program used in a communication system in which a notification device transmits to a reception terminal via a communication center device and a telephone line network and transmits monitoring data. The control program according to the fourth feature of the present invention associates a computer with a representative telephone number when an inquiry about the telephone number of the receiving terminal is input from the communication center apparatus together with the representative telephone number of the destination of the notification apparatus. The telephone number of the received reception terminal is selected, and the selected telephone number is caused to function as specifying means for responding to the communication center apparatus.

  The specifying means associates the inquiry from the communication center device with the response and stores it in the log data. When the log data satisfies a predetermined condition, the specifying means further functions as an operating state notifying means for notifying the monitoring management terminal to that effect. You may let them.

  ADVANTAGE OF THE INVENTION According to this invention, the communication method which can support the suitable input of the notification data from a notification apparatus to a reception terminal, a communication system, the control server used for this communication system, and a control program can be provided.

It is a figure explaining the system configuration | structure of the communication system which concerns on embodiment of this invention. It is a sequence diagram explaining the communication method which concerns on embodiment of this invention. It is a figure explaining the hardware constitutions and functional block of the control server which concern on embodiment of this invention. It is a figure explaining an example of the data structure and data of the replacement destination data of the control server which concerns on embodiment of this invention. It is a figure explaining an example of a data structure and data of change refusal data of a control server concerning an embodiment of the invention.

  Next, embodiments of the present invention will be described with reference to the drawings. In the following description of the drawings, the same or similar parts are denoted by the same or similar reference numerals.

(Communications system)
As shown in FIG. 1, the communication system 7 according to the embodiment is a system in which the notification device 41 transmits to the reception terminal 31 via the communication center device 2 and the telephone line network 5 and transmits monitoring data. It is. The communication system 7 includes a control server 1, a communication center device 2, a monitoring system 3 and a notification system 4. The control server 1 and the communication center device 2 are connected to each other via a common line signal network 6 so as to be able to transmit and receive data. The communication center device 2, the monitoring system 3, and the notification system 4 are connected by a call line network 5 so that a call by line switching can be realized. The telephone line network 5 according to the embodiment of the present invention is preferably a line network that can be fed by a station, such as an analog line network, in order to be able to cope with a power failure, but is not limited thereto.

  In the example illustrated in FIG. 1, a case where the communication system 7 includes one monitoring system and one notification system 4 will be described, but the present invention is not limited thereto.

  The communication system 7 of the present invention is applied to a remote monitoring system in which the monitoring system 3 acquires monitoring data transmitted from the notification system 4 via a telephone line network. The communication system 7 is, for example, a service for monitoring the security of a home or company, a service for collecting the operating state of equipment installed in a building, a service for collecting meter measurement data arranged in a building, etc. Applied.

  The notification system 4 includes a notification device 41, a sensor 42, a camera 43, and the like. When the predetermined condition is satisfied, the notification device 41 transmits to the representative telephone number, and when the reception terminal 31 responds, the notification device 41 outputs monitoring data to the reception terminal 31 in a call connected to the reception terminal 31. The representative telephone number is a telephone number that identifies the monitoring system 3 of the destination. The notification device 41 holds a representative telephone number in advance. The monitoring data is data corresponding to data acquired from the sensor 42, the camera 43, and the like. When the representative telephone number responds, the notification device 41 sends a signal obtained by converting the monitoring data into a format that can be transmitted by the telephone line network 5.

  The monitoring system 3 includes a plurality of reception systems 30, a monitoring data storage device 32, and a monitoring management terminal 33.

  The plurality of reception systems 30 are provided for each area such as Tokyo and Osaka, and each include one or more reception terminals 31. The reception terminal 31 is a telephone terminal that can respond to a call that is sent to the representative telephone number by the notification system 4. Each reception terminal 31 is assigned a telephone number and processes a call with its own telephone number. The reception terminal 31 responds to the transmission from the notification device 41 and stores the monitoring data input from the notification device 41 in the monitoring data storage device 32. When the reception terminal 31 transmits a signal based on the monitoring data in the call connected to the notification system 4 and exchanges the reception of the monitoring data, the reception terminal 31 restores the monitoring data to the monitoring data and restores the monitoring data. The data is stored in the monitoring data storage device 32.

  The monitoring data storage device 32 stores monitoring data received by each receiving terminal 31 of the plurality of receiving systems 30. The monitoring data storage device 32 stores the monitoring data, the identifier of the notification system that is the transmission source of the monitoring data, the reception date and time, and the like. The monitoring data storage device 32 is referred to when the monitoring system 3 provides a service. The monitoring data storage device 32 may be provided in each reception terminal 31. Also in this case, the monitoring data received and stored by each of the plurality of receiving terminals 31 is shared.

  The monitoring management terminal 33 is a terminal used by an administrator of the monitoring system 3 or the like. The monitoring management terminal 33 is connected to the control server 1 to acquire and display information related to outgoing calls addressed to the representative telephone number, the operating status of the monitoring system 3 and the like.

  For example, in the case of a service for monitoring security, when the notification device 41 detects a state change in the notification system 4 from the sensor 42, the camera 43, or the like, the notification device 41 transmits monitoring data indicating the state change to the monitoring system 3. This state change is, for example, setting or canceling an alarm in the notification system 4 or occurrence of an abnormality. Based on the monitoring data received from the notification device 41, the monitoring system 3 takes measures such as starting and ending monitoring for the notification system 4.

  The communication center device 2 relays a call transmitted via the telephone line network 5 to a destination. The communication center apparatus 2 according to the embodiment of the present invention inputs an inquiry about the telephone number of the receiving terminal 31 to be replaced to the control server 1 particularly when receiving a call addressed to the representative telephone number. The communication center device 2 changes the destination of the call addressed to the representative phone number to the phone number acquired from the control server 1 and sends the call.

  When the communication center device 2 receives an instruction from the control server 1 to reject the response, the communication center device 2 controls the outgoing call from the notification device 41 not to be received. In this case, the communication center device 2 responds with a busy tone and does not connect the call from the notification device 41, so that the communication fee in the notification device 41 is not generated.

  The control server 1 stores replacement destination data 101 in which the representative telephone number is associated with the telephone number of the receiving terminal 31 corresponding to the representative telephone number. When an inquiry about the telephone number of the reception terminal 31 is input from the communication center apparatus 2, the control server 1 responds to the communication center apparatus 2 with the telephone number of the reception terminal associated with the representative telephone number. Further, in response to a request from the monitoring management terminal 33, the control server 1 transmits log data 103 related to the monitoring system 3 to which the monitoring management terminal 33 belongs, or changes the operating state of the monitoring system 3 based on the log data 103. Or notify.

(Communication method)
A communication method according to an embodiment of the present invention will be described with reference to FIG. In the example shown in FIG. 2, the broken line indicates processing related to the telephone line network 5, and the solid line indicates processing related to the common line signal network 6. The telephone number assigned to the notification device 41 is M. The telephone number assigned to the first reception terminal 31a of the reception system 30 of “ID_A” is A1, the telephone number assigned to the second reception terminal 31b is A2, and is assigned to the third reception terminal 31c. The telephone number is A3. The representative telephone number corresponding to the monitoring system 3 is X.

  When the notification device 41 transmits the monitoring data to the monitoring system 3 because the data collected from the sensor 42, the camera 43, or the like satisfies a predetermined condition, the communication method shown in FIG. 2 is executed. As shown in step S1, the notification device 41 sends the communication center device 2 by designating the representative telephone number X as a destination number. The notification device 41 designates the telephone number M of the notification device 41 as a transmission source number, and makes a call. On the other hand, when receiving the transmission, the communication center device 2 transmits a replacement destination request to the control server 1 in step S2. This replacement destination request includes the representative telephone number X and the transmission source number M.

  When receiving the replacement destination request from the communication center device 2, the control server 1 specifies the telephone number of the receiving terminal 31 that should receive this call in step S3. The control server 1 specifies the reception system 30 that should receive this call from the telephone number M of the notification device 41 associated with the representative telephone number X, and sets the telephone number of the reception terminal 31 belonging to this reception system 30 to one. Identify one. Here, it is assumed that the control server 1 specifies the first reception terminal 31a of the reception system 30 of “ID_A” as the replacement reception terminal 31.

  Thereafter, the control server 1 transmits a replacement destination response to the communication center device 2 in step S4. This replacement destination response includes the telephone number A1 of the first reception terminal 31a specified in step S3 as a replacement destination number.

  In step S5, when the communication center device 2 receives the replacement destination response from the control server 1, the communication center device 2 replaces the transmission destination with the telephone number A1 of the first reception terminal 31a for the transmission received in step S1, and the first reception terminal. Attempt to send to 31a. Here, consider a case where the first reception terminal 31a cannot receive the outgoing call in step S5 due to a failure or a communication failure. If the communication center device 2 determines in step S6 that the incoming call cannot be made after making a call, the communication center device 2 transmits the replacement destination request to the control server 1 again in step S7.

  When the control server 1 receives the replacement destination request from the communication center device 2 again, in step S8, the control server 1 specifies the telephone number of the receiving terminal 31 that should receive this call. The control server 1 specifies one telephone number of a receiving terminal different from the first receiving terminal 31a specified last time among the receiving terminals 31 belonging to the receiving system 30 of “ID_A”. Here, it is assumed that the control server 1 specifies the second reception terminal 31b as the replacement reception terminal 31.

  Thereafter, the control server 1 transmits a replacement destination response to the communication center device 2 in step S9. This replacement destination response includes the telephone number A2 of the second reception terminal 31b specified in step S8 as a replacement destination number.

  In step S10, when the communication center apparatus 2 receives the replacement destination response from the control server 1, the communication center apparatus 2 replaces the transmission destination with the telephone number A2 of the second reception terminal 31b for the transmission received in step S1, and the second reception terminal. Attempt to send to 31a.

  Thereafter, when the second reception terminal 31 b receives an incoming call, the notification device 41 transmits monitoring data via a call connected to the second reception terminal 31. On the other hand, when the second reception terminal 31b does not receive a call, the notification device 41 transmits a replacement request to the control server 1 and acquires a new destination telephone number.

(Control server)
The control server 1 will be described with reference to FIG. As illustrated in FIG. 3, the control server 1 may be implemented by a general computer including the storage device 100, the control device 110, and the communication control device 120. The control server 1 includes each unit shown in FIG. 3 when a general computer executes a control program for realizing a predetermined function.

  The communication control device 120 is connected to the communication center device 2 via the common line signal network 6 and also connected to the monitoring management terminal 33.

  The storage device 100 stores replacement destination data 101, replacement rejection data 102, and log data 103.

  The replacement destination data 101 is data in which the representative telephone number is associated with the telephone number of the receiving terminal 31 corresponding to the representative telephone number. More specifically, the replacement destination data 101 includes a representative telephone number, a telephone number key corresponding to the telephone number of the notification device 41, and the representative telephone number and the telephone number of the reception terminal 31 corresponding to the telephone number key. Associate. The replacement destination data 101 is referred to when a replacement destination telephone number is inquired from the communication center device 2.

  The replacement destination data 101 is provided for each representative telephone number as shown in FIG. The replacement destination data 101 associates the key number, the monitoring center ID, and the telephone number of the receiving terminal 31 with the telephone number key. The telephone number key is a key related to the telephone number of the notification device 41 for specifying the telephone number of the receiving terminal 31 to be replaced, and depends on the area of the notification device 41. The replacement destination data 101 associates the telephone number key with the monitoring center ID and also associates the telephone number of the receiving terminal 31 corresponding to the monitoring center ID.

  As shown in FIG. 4, the telephone number key of the replacement destination data 101 may be an area code or a telephone number. The telephone number key may be a number obtained by connecting an area code and a city code.

  Similar to the replacement destination data 101, the replacement rejection data 102 is provided for each representative telephone number. The replacement rejection data 102 includes the telephone number of the notification device 41 that rejects replacement. As shown in FIG. 5, the replacement refusal data 102 is, for example, a list of telephone numbers of the notification device 41 related to the subscribers of the service to be notified.

  The log data 103 is a log of processing related to replacement in the control server 1. The log data 103 is provided to the monitoring management terminal 33 in response to a request from the monitoring management terminal 33 or the like.

  The control device 110 includes a specifying unit 111 and an operating state notification unit 112.

  When an inquiry is input from the communication center device 2, the specifying unit 111 responds with the telephone number of the reception terminal 31 in response to the inquiry. This inquiry includes the representative telephone number of the transmission destination received by the communication center device 2 and the telephone number of the notification device 41 of the transmission source. The specifying unit 111 selects the telephone number of the reception terminal 31 associated with the representative telephone number from the replacement destination data 101 and responds the selected telephone number to the communication center apparatus 2. The specifying unit 111 may select the telephone number of the reception terminal 31 based on the representative telephone number and the telephone number of the notification device. Here, when the telephone number of the notification device 41 is included in the replacement rejection data 102, the specifying unit 111 responds to the communication center device 2 with an instruction to reject the response.

  For example, when an inquiry is input from the communication center device 2, the specifying unit 111 extracts data related to the representative telephone number of the transmission destination received by the communication center device 2 from the replacement destination data 101 and replacement rejection data 102. When the caller telephone number received by the communication center apparatus 2 is included in the replacement rejection data 102, the specifying unit 111 responds to the communication center apparatus 2 with an instruction to reject the response. On the other hand, when the caller telephone number received by the communication center device 2 is not included in the replacement rejection data 102, the specifying unit 111 refers to the replacement destination data 101 and determines the telephone number of the receiving terminal 31 as the replacement destination. Explore.

  In the example shown in FIG. 4, when the communication center apparatus 2 receives a call from the telephone number of the area code with the telephone number “03”, the specifying unit 111 determines the monitoring center ID “03” corresponding to the area code “03”. ID_A "is specified. Further, the specifying unit 111 selects one of the telephone numbers of the receiving terminal 31 corresponding to the monitoring center ID “ID_A”. Here, the identification unit 111 identifies the reception terminal 31 that can process the transmission from the notification device 41 among the reception terminals 31 corresponding to “ID_A”, and sets the telephone number of the identified reception terminal 31 as the communication number. Return to center device 2. Here, the reception terminal 31 that can process the transmission from the notification device 41 is the reception terminal 31 that is in operation, the reception terminal 31 that has passed a predetermined time from the most recently changed time, and the like. In the embodiment of the present invention, the specifying unit 111 specifies the reception terminal 31 that processes outgoing calls by a predetermined method, but the specific method is not limited.

  In addition, the identification unit 111 responds to the communication center device 2 with the telephone number of the replacement destination, and when the telephone number of the replacement destination does not receive a call so that a new inquiry is input, Reply with a number. Of the telephone numbers of the reception terminal 31 corresponding to the monitoring center ID associated with the telephone number of the notification device 41, the specifying unit 111 can process the transmission from the notification device 41 and notifies the previous response. A telephone number of the reception terminal 31 different from the telephone number is returned. When all the telephone numbers of the receiving terminal 31 associated with the predetermined monitoring center ID cannot be answered, the specifying unit 111 uses the telephone number of the receiving terminal 31 of another monitoring center ID registered in advance as a bypass route. You may respond.

  Further, the specifying unit 111 associates the inquiry from the communication center device 2 with the response, and sequentially records them in the log data 103 together with the date and time. For example, when the telephone number of the receiving terminal 31 as a replacement destination is responded, the specifying unit 111 corresponds to the telephone number of the notification device 41 as the transmission source, the representative telephone number of the transmission destination, the telephone number of the receiving terminal 31 as the replacement destination, and the like. The appended record is inserted into the log data 103 and stored. Similarly, the identification unit 111 responds to the communication center device 2 with the telephone number of the replacement destination, and when the telephone number of the replacement destination does not receive a call, the log data 103 is similarly input. To remember. At this time, the specifying unit 111 also stores, in the log data 103, a new replacement destination telephone number or the like that has been replied to the communication center apparatus 2 after the inquiry is input again.

  Based on the log data 103 related to the processing by the specifying unit 111, the operating state notifying unit 112 notifies the monitoring management terminal 33 that the log data 103 satisfies a predetermined condition. For example, the operating state notifying unit 112 provides a connection status of each reception terminal 31 to a call loss count or the like. The operation state notifying unit 112 refers to the log data 103, and when the call loss count exceeds a predetermined threshold value and determines that the state is abnormal, the operation state notification unit 112 notifies the monitoring management terminal 33 accordingly. Further, the operating state notifying unit 112 counts the telephone numbers of the notification devices 41 received by the communication center device 2 in a time series based on the log data 103, or the result of the tabulation for each phone number. 33. When the specifying unit 111 rejects the response based on the replacement refusal data 102, the operating state notifying unit 112 adds up the telephone number of the notification device 41 of the transmission source from the log data 103 in time series, and the result I will provide a.

  Such a communication system 7 according to the embodiment of the present invention supports appropriate input of notification data from the notification device 41 to the reception terminal 31. Conventionally, when the telephone number of the reception terminal 31 is registered in the notification device 41 in advance, when the integration of the reception system 30 occurs, an operation of operating the notification device 41 and changing the telephone number of the reception terminal 31 occurs. Was. On the other hand, in the communication system 7 according to the embodiment of the present invention, the notification device 41 makes a call to the representative telephone number stored in advance, and the communication center device 2 sends the telephone number of the receiving terminal 31 to be replaced to the control server 1. An inquiry is made and received at the replacement receiving terminal 31. Accordingly, even if the reception system 30 is integrated or changed in the monitoring system 3 or a telephone number is changed, the call from the notification device 41 can be received by the appropriate reception terminal 31, so that the convenience of system operation is improved. Can also be expected.

(Other embodiments)
As described above, the embodiments of the present invention have been described. However, it should not be understood that the descriptions and drawings constituting a part of this disclosure limit the present invention. From this disclosure, various alternative embodiments, examples, and operational techniques will be apparent to those skilled in the art.

  It goes without saying that the present invention includes various embodiments not described herein. Therefore, the technical scope of the present invention is defined only by the invention specifying matters according to the scope of claims reasonable from the above description.

DESCRIPTION OF SYMBOLS 1 Control server 2 Communication center apparatus 3 Monitoring system 4 Notification system 5 Telephone line network 6 Common line signal network 7 Communication system 30 Reception system 31 Reception terminal 32 Monitoring data storage device 33 Monitoring management terminal 41 Notification device 42 Sensor 43 Camera 100 Storage device 101 Replacement Destination Data 102 Replacement Rejection Data 103 Log Data 110 Control Unit 111 Identification Unit 112 Operating State Notification Unit 120 Communication Control Unit

Claims (13)

The notification device is a communication method for transmitting monitoring data by transmitting to a reception terminal via a communication center device and a telephone line network,
The notifying device calling the representative telephone number;
When the communication center apparatus receives a call addressed to the representative telephone number, a step of inputting an inquiry about the telephone number of the receiving terminal to be replaced to the control server;
When the control server receives the inquiry, the control server selects a telephone number of a reception terminal associated with the representative telephone number, and responds the selected telephone number to the communication center device;
The communication center device transmits the call from the notification device by replacing the telephone number acquired from the control server,
The reception terminal responds to the call and a call is connected to the notification device;
The notification device outputting monitoring data to the reception terminal in the call;
The communication method comprising the step of storing the input monitoring data in the reception terminal. If the reception terminal does not respond after the communication center device sends the telephone number acquired from the control server,
2. The communication method according to claim 1, further comprising: a step of inputting, to the control server, an inquiry about a new telephone number of a replacement destination reception terminal, to the control server. In the step in which the control server responds to the communication center device,
The said control server selects the telephone number of the said reception terminal based on the telephone number of the said representative telephone number and the said notification apparatus, when the said inquiry is input. The Claim 1 or 2 characterized by the above-mentioned. Communication method. When the control server receives the inquiry, the control server responds to the communication center device with an instruction to reject the response when the telephone number of the notification device is included in the replacement rejection data;
4. The method according to claim 1, further comprising a step of controlling the communication center device not to receive a call from the notification device when receiving the instruction from the control server. 5. The communication method described. The notification device is a communication system for transmitting monitoring data by transmitting to a reception terminal via a communication center device and a telephone line network,
When a call is made to the representative telephone number and the postscript receiving terminal responds, in a call connected with the postscript receiving terminal, a notification device that outputs monitoring data to the receiving terminal;
A reception terminal that responds to a call from the notification device and stores monitoring data input from the notification device;
Upon receiving a call addressed to the representative telephone number, a communication center device that inputs an inquiry about the telephone number of the receiving terminal to be replaced to the postscript control server, and sends the telephone number obtained from the postscript control server.
A control server connected to the communication center device;
The control server
A storage device for storing replacement destination data in which the representative telephone number is associated with the telephone number of the reception terminal corresponding to the representative telephone number;
When the inquiry is input from the communication center apparatus, the telephone number of the receiving terminal associated with the representative telephone number is selected from the replacement destination data, and the selected telephone number is responded to the communication center apparatus. A communication system, comprising: a specifying unit that If the reception terminal does not respond after the communication center device sends the telephone number acquired from the control server,
The communication system according to claim 5, wherein the communication center apparatus inputs an inquiry about a new telephone number of a replacement reception terminal to the control server. In the control server,
The replacement destination data associates the representative telephone number, the telephone number key corresponding to the telephone number of the notification device, the representative telephone number and the telephone number of the reception terminal corresponding to the telephone number key,
The specifying means is:
The communication system according to claim 5 or 6, wherein the telephone number of the reception terminal is selected based on the representative telephone number and the telephone number of the notification device. In the control server,
The storage device further stores replacement rejection data including a telephone number of a notification device that rejects replacement,
The specifying means is:
If the telephone number of the notification device is included in the replacement refusal data, respond to the communication center device with an instruction to reject the response,
The communication center device
The communication system according to any one of claims 5 to 7, wherein when the instruction is received from the control server, control is performed so as not to receive a call from the notification device. The communication system according to any one of claims 5 to 8, wherein the communication system includes a plurality of reception terminals, and monitoring data received by each of the plurality of reception terminals is shared. The notification device is a control server used in a communication system that transmits monitoring data by transmitting to a reception terminal via a communication center device and a telephone line network,
A storage device for storing replacement destination data in which a representative telephone number is associated with a telephone number of a reception terminal corresponding to the representative telephone number;
When an inquiry about the telephone number of the receiving terminal is input from the communication center device together with the representative telephone number of the destination of the notification device, the telephone number of the receiving terminal associated with the representative telephone number is selected from the replacement destination data A control server comprising: a specifying unit that responds to the communication center device with the selected telephone number. The specifying means associates an inquiry from the communication center device with a response and stores it in log data,
11. The control server according to claim 10, further comprising an operation state notifying unit that notifies the monitoring management terminal when the log data satisfies a predetermined condition. A notification program is a control program used in a communication system for transmitting monitoring data by transmitting to a reception terminal via a communication center device and a telephone line network,
Computer
When an inquiry about the telephone number of the reception terminal is input from the communication center apparatus together with the representative telephone number of the destination of the notification apparatus, the telephone number of the reception terminal associated with the representative telephone number is selected, and the selected telephone number As a specifying means for responding to the communication center device. The specifying means associates an inquiry from the communication center device with a response and stores it in log data,
13. The control program according to claim 12, wherein when the log data satisfies a predetermined condition, the computer is caused to further function as an operating state notifying unit that notifies the monitoring management terminal to that effect.

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