JP2012039462A - Real-time monitor system and real-time monitor method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To monitor contents of a call made by an IP telephone terminal on a real-time basis.SOLUTION: A real-time monitor system 101 includes a control device 1 and a capture device 2. The capture device 2 acquires and outputs an RTP packet of an IP telephone terminal 5. The control device 1 acquires a condition of the RTP packet acquired by the capture device 2, and inputs the condition to the capture device 2. The control device 1 also acquires RTP data from the capture device 2, generates audio stream data from the acquired RTP data, and outputs the data to a wireless communication terminal 7 and a cellular phone 9.

Description

  The present invention relates to a real-time monitoring system and a real-time monitoring method that include a capture device that acquires and outputs an RTP packet of an IP telephone terminal, and monitors the call contents of the IP telephone terminal in real time.

  In general, as part of CRM (Customer Relationship Management), various technologies for recording and managing voice calls made between customers and operators at the operator's call center are known. It has been. (For example, see Patent Document 1 and Non-Patent Document.)

  For example, Patent Document 1 discloses a centralized call recording system for recording and searching for the contents of a call made by an operator in a call center, which is a telephone reception department, from a customer. Non-Patent Document 1 discloses an apparatus that captures an RTP voice session set as a monitoring target from an IP packet on Ethernet (registered trademark). In Non-Patent Document 1, the administrator can monitor the VoIP voice during a call in real time using a dedicated application installed on the administrator's PC.

  Calls to the call center include customer complaints. Depending on the suitability of the response when dealing with this claim, the claim may be further enlarged. In addition, in call center operations, operators call the complaints from harmful customers, so-called Kramer, who excessively exaggerate the problems of operators' products, or excessively pursue the customer service attitude and service clumsiness. May respond.

  In such a case, using the techniques described in Patent Document 1 and Non-Patent Document 1, it is considered effective to record the contents of a call and use it for future services.

JP 2006-94260 A

VCU (VoIP capture device), [online], Nakes, Inc. [searched August 2, 2010], Internet <http://www.neix.co.jp/product/vcu/>

  However, the method described in Patent Document 1 is used when analyzing the contents of a call at a later date. In responding to customer complaints, a quick response is effective. However, if the call is terminated without the operator being able to respond appropriately, customer satisfaction may be reduced.

  Moreover, although the apparatus described in Non-Patent Document 1 can perform real-time monitoring, there is a limitation of real-time monitoring at a place where the administrator PC is installed. Therefore, when a quick response is required while looking at the state of the operator, it may not be appropriate.

  Therefore, there is a demand for a system that can be expected to improve the service by the supervisor who manages the operator responding quickly.

  Accordingly, an object of the present invention is to provide a real-time monitoring system and a real-time monitoring method for realizing service improvement.

  In order to solve the above-described problem, a first feature of the present invention relates to a real-time monitor system that includes a capture device that acquires and outputs an RTP packet of an IP telephone terminal, and monitors the call contents of the IP telephone terminal in real time. . The real-time monitor system according to the first aspect of the present invention acquires the condition of the RTP packet acquired in the capture device and inputs it to the capture device, acquires RTP data from the capture device, and acquires audio from the acquired RTP data. Stream data is generated and output to a portable information terminal. Here, this condition is input from, for example, an input device of the control device.

  The information terminal may be a mobile phone, and the condition may be input from the mobile phone based on the DTMF signal, and the control device may output the audio stream data to the mobile phone.

  The information terminal may be a wireless communication terminal, and the condition may be input from the wireless communication terminal, and the control device may output the audio stream data to the wireless communication terminal.

  The second feature of the present invention relates to a real-time monitoring method for monitoring the contents of a call of an IP telephone terminal in real time in a real-time monitoring system including a capture device that acquires and outputs an RTP packet of the IP telephone terminal. In the real-time monitoring method according to the second aspect of the present invention, the control device acquires the RTP packet condition acquired in the capture device and inputs it to the capture device, and the control device receives the RTP data from the capture device. Obtaining audio stream data from the obtained RTP data and outputting the audio stream data to an information terminal having portability.

  ADVANTAGE OF THE INVENTION According to this invention, the real-time monitor system and real-time monitor method for implement | achieving service improvement can be provided.

It is a figure explaining the system configuration of the real-time monitor system concerning an embodiment of the invention. It is a figure explaining the process in the case of monitoring with a control apparatus in the real-time monitor system which concerns on embodiment of this invention. It is a figure explaining the process in the case of monitoring with a radio | wireless communication terminal in the real-time monitor system which concerns on embodiment of this invention. It is a figure explaining the process in the case of monitoring with a mobile telephone in the real-time monitor system which concerns on embodiment of this 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.

(Embodiment)
A real-time monitor system 101 according to an embodiment of the present invention will be described with reference to FIG. The real-time monitor system 101 includes a capture device 2 that acquires and outputs an RTP (Real-time Transport Protocol) packet of an IP (Internet Protocol) telephone terminal 5 and monitors the call contents of the IP telephone terminal 5 in real time.

  The real-time monitor system 101 includes a control device 1, a capture device 2, a SIP (Session Initiation Protocol) server 3, a Hub 4, an IP telephone terminal 5, a wireless communication base station 6, a wireless communication terminal 7, a mobile base station 8, and a mobile phone 9. Prepare. Control device 1, capture device 2, SIP server 3, Hub 4, IP telephone terminal 5, wireless communication base station 6, wireless communication terminal 7, mobile base station 8, and mobile phone 9 can communicate with each other via various communication networks 10. May be connected. The control device 1, the capture device 2, the SIP server 3, the Hub 4, the IP telephone terminal 5, the wireless communication base station 6 and the wireless communication terminal 7 belong to the operation system 100. The operation system 100 is installed in a call center that handles customer phone calls.

  The Hub 4a, the SIP server 3, and the IP telephone terminals 5a and 5b are connected by a VoIP network 10b.

  The Hub 4a is an Ethernet switching hub that relays between the IP network 10a and the capture target VoIP network 10b. The hub 4a is provided with a mirroring port, and the same data as the data transmitted / received by the port of the hub 4a is transmitted / received by the mirroring port. A mirroring port of the Hub 4a is connected to the capture device 2.

  The SIP server 3 controls the start and end of the session of the IP telephone terminal 5a in the capture target VoIP network 10b.

  The IP telephone terminal 5a is connected to a public switched telephone network (PSTN) via a hub 4a, an IP network 10a, a private branch exchange (PBX) (not shown), and the like, and is connected to a customer's telephone terminal. The operator receives a call from the customer's telephone terminal to the call center using the IP telephone terminal 5a.

  The capture device 2 transmits to the control device 1 an RTP packet that satisfies a predetermined condition among the RTP packets of the IP telephone terminal 5 installed in the call center. The capture device 2 is connected to the control device 1 via the control Ethernet 10c and the Hub 4b.

  The control device 1 acquires the condition of the RTP packet acquired in the capture device 2 and inputs it to the capture device 2, acquires RTP data from the capture device 2, and generates audio stream data 16 from the acquired RTP data. And output. The control device 1 may output the generated audio stream data 16 from a speaker provided in the control device 1 or may output it to an information terminal having portability. The information terminals having portability are the wireless communication terminal 7 and the mobile phone 9. Moreover, the conditions of the RTP packet to be captured may be input from an input device such as a keyboard or a mouse provided in the control device 1 or a portable information terminal such as a wireless communication terminal 7 or a mobile phone 9. It may be input from an input device.

  Here, the capture device 2 will be described in detail. The capture device 2 includes a management control unit 21, a packet reception unit 22, an RTP packet capture unit 23, an RTP data transfer unit 24, and a NIC (Network Interface Card) 25.

  The management control unit 21 manages and controls processing of the capture device 2. Specifically, in accordance with information transmitted / received by the NIC 25, an instruction signal for controlling the start and end of packet reception is transmitted to the packet receiving unit 22 to set conditions for the RTP packet capturing unit.

  The packet receiving unit 22 receives the packet output from the mirroring port of the Hub 4 a according to the start signal and the end signal input from the management control unit 21 and outputs them to the RTP packet capture unit 23. In the example shown in FIG. 1, the packet receiving unit 22 receives a packet related to the call contents of both the IP telephone terminal 5 a and the IP telephone terminal 5 b and inputs the packet to the RTP packet capturing unit 23.

  The RTP packet capture unit 23 acquires an RTP packet related to the IP telephone terminal 5 to be monitored among the packets input from the packet reception unit 22 in accordance with the conditions set by the management control unit 21. Specifically, when an instruction that the IP telephone terminal 5 a is a monitoring target is input from the management control means 21, the RTP packet capture means 23 among the packets input from the packet receiving means 22, the IP telephone terminal 5 a The RTP packet related to the call is acquired. The RTP packet capture unit 23 outputs the acquired RTP packet to the RTP data transfer unit 24. In the embodiment of the present invention, since the monitoring target is voice data, the RTP packet capture unit 23 acquires the RTP packet related to the voice data and outputs it to the RTP data transfer unit 24.

  The RTP data transfer unit 24 transfers the RTP packet input from the RTP packet capture unit 23 to the control device 1. The RTP data transfer unit 24 inputs the RTP packet to the control device 1 via the NIC 25 and Hub 4.

  The NIC 25 is an interface for connecting the capture device 2 to the control Ethernet 10c, and is, for example, a LAN (Local Area Network) card or a LAN board. The NIC 25 inputs the RTP data input from the RTP data transfer unit 24 to the control device 1 via the control Ethernet 10c and the Hub 4b. The NIC 25 also receives an instruction signal input to the packet receiving unit 22 and condition data set in the RTP packet capturing unit 23 from the control device 1 and inputs them to the management control unit 21.

  Next, the control device 1 will be described in detail. The control device 1 is connected to the capture device 2, the wireless communication terminal 7, and the mobile phone 9. The control device 1 is connected to the capture device 2 via the Hub 4 and the control Ethernet 10c.

  The control device 1 is connected to the radio communication base station 6 via the Hub 4b and the control Ethernet 10c. The radio communication base station 6 is a base station for providing a radio communication link between the control Ethernet 10 c and the radio communication terminal 7. This wireless communication is used for communication within a limited range, for example, communication is possible on one floor of an office building, and follows, for example, the standard of WiFi (wireless fidelity). The wireless communication terminal 7 is a smartphone, for example.

  The control device 1 is connected to the mobile base station 8 via the PSTN 10d and the mobile phone network 10e. The PSTN 10d is a fixed telephone line telephone network, and the mobile telephone network 10e is a mobile telephone line telephone network. The mobile phone base station 8 is a base station for providing a mobile phone communication link between the mobile phone network 10 e and the mobile phone 9.

  The control device 1 includes a NIC 11, a capture target selection unit 12, a user interface 13, an RTP data reception unit 14, an audio stream generation unit 15, an audio stream data 16, a web screen providing unit 17, an automatic voice response unit 18, and a line board 19. Prepare.

  The NIC 11 is an interface for connecting the control device 1 to the control Ethernet 10c, and is, for example, a LAN (Local Area Network) card or a LAN board. The NIC 11 inputs the capture target condition input from the capture target selection unit 12 and the identifier of the IP telephone terminal 5a to the capture device 2 via the control Ethernet 10c and Hub 4b, and the input from the capture device 2 RTP data is input to the RTP data receiving means 14 via the control Ethernet 10c and the Hub 4b. Further, the NIC 25 inputs the screen data provided by the Web screen providing means 17 to the wireless communication terminal 7 via the control Ethernet 10c, Hub 4 and the wireless communication base station 6, and the data input to the screen is Input to the Web screen providing means 17.

  The capture target selection unit 12 inputs the RTP packet condition acquired by the capture device 2 and the identifier of the IP telephone terminal 5 to the NIC 11. The conditions of the input RTP packet are input to the capture device 2.

  The user interface 13 is a speaker, a display, a keyboard, or the like. When the user inputs a capture target condition via the keyboard of the user interface 13, the user interface 13 inputs the condition to the capture target selection unit 12. When the user inputs an instruction to monitor a predetermined call, the speaker of the user interface 13 outputs the voice of the call.

  The RTP data receiving unit 14 receives RTP data input from the capture device 2. This RTP data is RTP data related to the voice call to be captured selected by the capture target selection unit 12. The RTP data receiving unit 14 inputs the received RTP data to the audio stream generating unit 15.

  The audio stream generation unit 15 generates the audio stream data 16 from the RTP data input from the RTP data reception unit 14. The RTP data sequentially input from the RTP data receiving unit 14 is temporarily stored and accumulated in a temporary storage device such as a buffer memory, so that the audio stream data 16 is sequentially generated. The generated audio stream data 16 is sequentially processed by the user interface 13, the Web screen providing unit 17, and the audio automatic response unit 18. Specifically, the audio stream data 16 is reproduced by a speaker of the user interface 13. The audio stream data 16 is reproduced by the automatic response means 18, and the reproduced audio is transmitted to the cellular phone 9 via the cellular phone network 10. The audio stream data 16 is transmitted to the wireless communication terminal 7 via the Web screen providing unit 17 and reproduced by the wireless communication terminal 7.

  The processing of the audio stream generation unit 16 is sequentially performed while the IP telephone terminal 5 is monitored, and is sequentially processed by the user interface 13, the Web screen providing unit 17, the automatic audio response unit 18, and the like. Although there is a time lag based on the time for creating the audio stream data 16, the content of the call of the IP telephone terminal 5 can be provided to the user interface 13, the wireless communication terminal 7, and the mobile phone 9 almost in real time.

  For example, when the user monitors using the wireless communication terminal 7, the Web screen providing unit 17 transmits and displays the browser screen information to the wireless communication terminal 7 and acquires information input on the screen by the wireless communication terminal 7. To do. The Web screen providing unit 17 displays a capture target selection screen on the wireless communication terminal 7 and inputs the selected capture target to the capture target selection unit 12. Further, the Web screen providing unit 17 transmits audio data related to the call to be captured to the wireless communication terminal 7.

  The automatic voice response means 18 is a so-called IVR (Interactive Voice Response). The voice automatic response means 18 receives a line incoming call and automatically answers it, controls a necessary setting operation by receiving a DTMF (Dual-Tone Multi-Frequency) signal, and sends a monitor voice signal to the line. For example, when a user monitors using the mobile phone 9, the automatic voice response unit 18 transmits voice guide data for selecting a capture target to the mobile phone 9 when detecting an incoming call from the mobile phone 9. The automatic voice response means 18 acquires the DTMF signal input from the mobile phone 9. Here, a table in which the DTMF signal is associated with the identifier of the IP telephone terminal 5 to be captured is prepared in advance, and the automatic voice response means 18 determines the IP telephone terminal 5 to be captured from the DTMF signal according to the table. Identify.

  Further, the voice automatic response means 18 inputs the identified identifier of the IP telephone terminal 5 to be captured to the capture target selection means 12 and reproduces voice data related to the call to be captured input from the voice stream generation means 15. Then, it is transmitted to the mobile phone 9 in real time.

  The line board 19 is a line board for connecting the control device 1 to the PSTN. The line board 19 receives the incoming call from the mobile phone 9 and maintains the call, and also inputs the voice guide and voice stream data 16 from the voice automatic response means 18 to the mobile phone 9 and receives the DTMF signal input from the mobile phone 9. Input to the automatic voice response means 18.

  Next, with reference to FIG. 2 to FIG. 4, processing for monitoring a call of the IP telephone terminal 5 in the control device 1 and the capture device 2 will be described.

  With reference to FIG. 2, the case where a user monitors with the control apparatus 1 is demonstrated. When the user inputs a capture target via the user interface 13 of the control device 1, the capture target selection unit 12 acquires the identifier of the capture target IP telephone terminal 5 in step S <b> 101. Here, the user may input the identifier of the IP telephone terminal 5 to be captured, or may input a condition for specifying the IP telephone terminal 5 such as the name of the operator of the IP telephone terminal 5. In step S102, the capture target selection unit 12 of the control device 1 inputs the capture target acquired in step S101 to the capture device 2.

  In order to capture the call to be captured transmitted in step S102, the management control means 21 of the capture device 2 inputs a control signal for starting monitoring to the packet receiving means 22 in step S103, and inputs the control signal to the RTP packet capture means 23. Set conditions. In step S104, the packet receiving unit 22 of the capture device 2 receives the packet from the Hub 4a, and the RTP packet capturing unit 23 captures the RTP packet to be captured according to the set condition. In step S <b> 105, the RTP data transfer unit 24 of the capture device 1 transmits the captured RTP packet data to the control device 1.

  When the RTP data receiving unit 14 of the control device 1 receives the data of the RTP packet from the capture device 2, the audio stream generating unit 15 of the control device 1 determines the audio stream data 16 from the received RTP packet data in step S106. Is generated.

  In step S107, the user interface 13 of the control device 1 reproduces the audio stream data 16 generated in step S106 with a speaker. As a result, the user can monitor the call contents of the predetermined IP telephone terminal 5 a via the user interface 13 of the control device 1.

  With reference to FIG. 3, the case where a user monitors with the mobile telephone 9 is demonstrated. When the user calls the control device 1 by operating the mobile phone 9, the mobile phone 9 calls the control device 1 in step S201. When the line board 19 of the control device 1 responds to the call, the automatic voice response means 18 automatically answers in step S202. At this time, the voice automatic response means 18 transmits a voice message prompting the input of the identifier of the IP telephone terminal 5 to be monitored to the mobile phone 9. The mobile phone 9 operates the push button to input the identifier of the IP phone terminal 5 to be monitored to the control device 1.

  In step S204, the capture target selection unit 12 acquires the identifier of the capture target IP telephone terminal 5. In step S205, the capture target selection unit 12 of the control device 1 inputs the capture target acquired in step S204 to the capture device 2.

  In order to capture the call to be captured transmitted in step S205, in step S206, the management control device 21 of the capture device 2 inputs a control signal for starting monitoring to the packet reception unit 22, and inputs to the RTP packet capture unit 23. Set conditions. In step S207, the packet reception unit 22 of the capture device 2 receives the packet from the Hub 4a, and the RTP packet capture unit 23 captures the RTP packet to be captured according to the set condition. In step S <b> 208, the RTP data transfer unit 24 of the capture device 1 transmits the captured RTP packet data to the control device 1.

  When the RTP data receiving unit 14 of the control device 1 receives the RTP packet data from the capture device 2, in step S209, the audio stream generating unit 15 of the control device 1 converts the audio stream data 16 from the received RTP packet data. Is generated.

  In step S210, the voice automatic response means 18 of the control device 1 outputs the voice stream data 16 generated in step S209 to the mobile phone 9. Here, the voice in which the audio stream data 16 is reproduced may be output to the mobile phone 9. The voice automatic response means 18 outputs to the mobile phone 9 in real time and allows the user to monitor. As a result, the user can monitor the content of the call of the predetermined IP telephone terminal 5 a using the mobile phone 9.

With reference to FIG. 4, the case where a user monitors with the radio | wireless communication terminal 7 is demonstrated.
When the user operates the wireless communication terminal 7, the wireless communication terminal 7 accesses the control device 1 via the wireless communication base station 6 in step S301 and step S302.

  The web screen providing unit 17 of the control device 1 transmits a screen for setting a capture target to the wireless communication terminal 7 via the wireless communication base station 6 in step S303 and step S304. When the setting screen is displayed on the wireless communication terminal 7, the user operates the input button of the wireless communication terminal 7 and inputs the identifier of the IP telephone terminal 5 to be captured. When the capture target is input, the wireless communication terminal 7 inputs the identifier of the capture target IP telephone terminal 5 to the control device 1 via the wireless communication base station 6 in step S305 and step S306.

  In step S307, the capture target selection unit 12 acquires the identifier of the IP telephone terminal 5 to be captured. In step S308, the capture target selection unit 12 of the control device 1 inputs the capture target acquired in step S307 to the capture device 2.

  In order to capture the call to be captured transmitted in step S308, in step S309, the management control device 21 of the capture device 2 inputs a control signal for starting monitoring to the packet reception unit 22, and inputs the control signal to the RTP packet capture unit 23. Set conditions. In step S310, the packet reception unit 22 of the capture device 2 receives the packet from the Hub 4a, and the RTP packet capture unit 23 captures the RTP packet to be captured according to the set condition. In step S <b> 311, the RTP data transfer unit 24 of the capture device 1 transmits the captured RTP packet data to the control device 1.

  When the RTP data receiving unit 14 of the control device 1 receives the data of the RTP packet from the capture device 2, the audio stream generation unit 15 of the control device 1 in step S312, the audio stream data 16 from the received RTP packet data. Is generated.

  In step S313 and step S314, the Web screen providing unit 17 outputs the audio stream data 16 generated in step S312 to the wireless communication terminal 7 via the wireless communication base station 6. For example, by transmitting the audio stream data 16 to the wireless communication terminal 7 and playing it back on the wireless communication terminal 7, the user can use the wireless communication terminal 7 to monitor the call contents of a predetermined IP telephone terminal 5 a. it can.

  As described above, according to the real-time monitor system 101 according to the embodiment of the present invention, the content of a call in the call center can be monitored by the wireless communication terminal 7 such as a WiFi terminal. For example, a supervisor who supervises an operator can monitor in real time using the wireless communication terminal 7 when checking the response of each operator. In addition, by viewing the audio stream data 16 based on the RTP packet acquired by the capture device 2 connected to the mirroring port, monitoring can be performed without imposing a burden on the capture target VoIP network 10b. As a result, the supervisor can monitor without being noticed by the customer who is the other party of the operator. As described above, since the supervisor can monitor the call in real time, the operator cannot respond well, and even if the supervisor takes care of it, the contents of the call can be taken over smoothly.

  Further, according to the real-time monitor system 101 according to the embodiment of the present invention, the content of a call in the call center can be monitored by the mobile phone 9 or the like. For example, a person in charge of a company's operation center or a contractor requesting an operation from an operator contractor may confirm the smooth operation of the operator center. In such a case, according to the real-time monitor system 101 according to the embodiment of the present invention, it is possible to monitor the call contents of the operator using the mobile phone 9 possessed by each person. Accordingly, even when the operation center is in a remote place, the contents of the call can be monitored anywhere as long as the mobile phone 9 is in an area where the call can be made. Thereby, the monitoring burden of the person in charge or the client can be reduced. In addition, by viewing the audio stream data 16 based on the RTP packet acquired by the capture device 2 connected to the mirroring port, monitoring can be performed without imposing a burden on the capture target VoIP network 10b. As a result, the person in charge and the client can monitor without noticing the customer who is the other party of the operator.

(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.

  For example, in the real-time monitor system described in the embodiment of the present invention, the capture device 2 and the control device 1 may be configured on different hardware as shown in FIG. 1, or on the same hardware. It may be configured.

  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 apparatus 2 Capture apparatus 3 SIP server 4 Hub
5 IP telephone terminal 6 Wireless communication base station 7 Wireless communication terminal 8 Configuration base station 8
9 Mobile phone 10 Communication network 11, 25 NIC
DESCRIPTION OF SYMBOLS 12 Capture object selection means 13 User interface 14 RTP data receiving means 15 Audio stream generation means 16 Audio stream data 17 Screen providing means 18 Voice automatic response means 19 Line board 21 Management control means 22 Packet receiving means 23 RTP packet capture means 24 RTP data Transfer means

Claims (5)

A real-time monitor system comprising a capture device that acquires and outputs an RTP packet of an IP telephone terminal, and monitors a call content of the IP telephone terminal in real time,
Obtains RTP packet conditions acquired in the capture device and inputs them to the capture device, acquires RTP data from the capture device, generates audio stream data from the acquired RTP data, and has portability A real-time monitor system comprising a control device that outputs to an information terminal. The real-time monitor system according to claim 1, wherein the condition is input from an input device of the control device. The information terminal is a mobile phone,
The condition is input from the mobile phone based on a DTMF signal,
The real-time monitor system according to claim 1, wherein the control device outputs the audio stream data to the mobile phone. The information terminal is a wireless communication terminal,
The condition is input from the wireless communication terminal,
The real-time monitor system according to claim 1, wherein the control device outputs the audio stream data to the wireless communication terminal. In a real-time monitor system including a capture device that acquires and outputs an RTP packet of an IP telephone terminal, a real-time monitoring method for monitoring a call content of the IP telephone terminal in real time,
A step of acquiring a condition of an RTP packet acquired by the control device in the capture device and inputting the condition to the capture device;
The control device acquires RTP data from the capture device, generates audio stream data from the acquired RTP data, and outputs to the information terminal having portability;
A real-time monitoring method comprising:

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