JP2002314683A - VoIP TELEPHONE CONTROL METHOD, VoIP TELEPHONE EXCHANGE CONTROL NETWORK SYSTEM AND PROGRAM THEREFOR - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce the device scale and processing scale of private branch exchange by performing exchange control by the bidirectional communication of a simplified private branch exchange and a VoIP(voiceover internet protocol) network exchange control system housed on a communication channel network. SOLUTION: A VoIP telephone system 2 (one of A-C) generates and sends out the control data of an exchange control request, also performs the exchange control corresponding to received exchange control data and performs voice communication or image data communication. The VoIP network exchange control system 1 generates the exchange control data in response to the request of the control data received from the VoIP telephone system 2 (one of A-C) through the Internet 3 by referring to the stored data of a database device and sends them out to the VoIP telephone system 2 (one of A-C). The corresponding data of the database device relating to the exchange control based on the sent-out exchange control data are updated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a VoIP (Voiceover In Voice) on a communication network, for example, an Internet network.
The present invention relates to a VoIP telephone control method for performing telephone exchange control by two-way communication, a VoIP telephone exchange control network system, and a program therefor.

[0002]

2. Description of the Related Art A private branch exchange (PBX) is well known as a control device for switching and connecting a large number of telephone terminals and external devices via an external line and an internal line.

FIG. 15 is a block diagram showing a configuration of a conventional private branch exchange. In FIG. 15, the private branch exchange PBX of this example includes various external lines (PSTN (Public Switched Te
lephone Network), ISDN (Integrated Services D)
digital Network), DSL (Digital Subscriber Lin)
e) is required to select for high-speed Internet connection, fixed connection fee and pay-as-you-go fee. Further, such a private branch exchange PBX not only controls the exchange of outgoing / incoming (outgoing / incoming calls) in a company that uses an extremely large number of communication terminals, but also connects a local area network (LAN) accommodating a large number of communication terminals to an outside line. Also used to connect to.

In the private branch exchange PBX shown in FIG. 15, a line accommodating unit (UNIT) 91 is connected to PSTN, ISDN, and DSL for each office trunk (not shown). Further, a plurality of communication terminals 93 (for example, corresponding to a VoIP key multifunctional telephone / conventional multifunctional telephone, personal computer, facsimile machine, etc.) are connected to the extension accommodating unit 92 for each extension trunk not shown. ing.

Further, the external device housing unit 94 includes:
For example, a communication device such as a door phone, a different frequency sound source (Ext Sound) for calling an outside line / extension of the communication terminal 93, and a paging sound signal for performing a voice call of a person or a business communication through a loudspeaker (not shown). It is connected to a paging audio device (Ext Page) or the like.

Each of the line accommodating unit 91, the extension accommodating unit 92, and the external equipment accommodating unit 94 is connected to a switch circuit 95. The line accommodating unit 91, the extension accommodating unit 92, the external equipment accommodating unit 94, and the switch The circuit 95 is a microprocessor (M
PU) 96.

Next, the operation of this configuration will be described.

[0008] In the configuration shown in FIG. 15, the microprocessor 96 receives a request signal for connection between extensions or connection to an external line from any of the communication terminals 93 through the interface processing of the extension accommodating unit 92. In the case of a request for connection between extensions, the microprocessor 96 switches the switch circuit 9
5, the extension exchange (connection switching) control is executed, and the extension accommodation unit 92 is controlled to establish an extension connection between the two communication terminals 93.

When the microprocessor 96 receives an external line connection request from any of the communication terminals 93 through the interface processing of the extension accommodating unit 92, the microprocessor 96 executes an external line exchange control on the switch circuit 95, and , And controls the extension accommodating unit 92 and the external equipment accommodating unit 94 to connect the communication terminal 93 which has issued the external line connection request to the external line.

In these operations, for example, each sound signal such as an extension call, a line incoming call, and a door phone is taken in from the external equipment housing unit 94 under the control of the microprocessor 96 and supplied to the extension housing unit 92 through the switch circuit 95. ing. The microprocessor 96 also executes control for transmitting a calling voice signal from the communication terminal 93 from the extension accommodating unit 92 to a loudspeaker (not shown).

[0011] In the private branch exchange, the exchange connection for the outgoing / incoming (outgoing / incoming call) of the extension and the outside for the voice call,
Multi-functionalization is achieved. For example, exchange of a representative telephone number and dial-in connection, suspension of out-of-hours outside line transmission, and the like, and multifunctionalization including a facsimile storage and exchange system and a voice mail system as additional systems are being attempted.

By the way, as such exchange control,
For the voice call, there is a VoIP telephone system using the Internet. For example, Japanese Patent Application Laid-Open No. H11-284726 discloses a “method and system for achieving voice connection between first and second voice terminals”. According to the technology disclosed in this publication, when making a voice call with a computer that performs transmission and reception such as e-mail, a line connection is automatically made using computer information. In this case, in a company or the like, a private branch exchange is used to connect a line of a voice call from a computer.

[0013]

In such a conventional example, the private branch exchange alone performs switching control of various lines and control of a multifunctional system (additional system) by a microprocessor. In other words, it is necessary to install a private branch exchange having a relatively large apparatus scale and a large processing scale at each business establishment of the company, which has a disadvantage of increasing costs.

The present invention solves the above-mentioned problems in the prior art, and includes a simplified private branch exchange (VoIP telephone system) and a VoIP network exchange control system housed on a communication network. The present invention provides a VoIP telephone control method, a VoIP telephone exchange control network system, and a program thereof, which can execute exchange control by two-way communication between each other, reduce the scale and processing scale of the private branch exchange, and reduce costs. Aim.

[0015]

In order to achieve the above object, a VoIP telephone control method according to the present invention provides a method for controlling a VoIP telephone on a VoIP telephone through a two-way communication. A VoIP telephone control method for performing exchange control in an apparatus, wherein the VoIP telephone generates control data for an exchange control request, and the VoIP telephone transmits control data for requesting exchange control to the VoIP network exchange control. Sending to the VoIP network exchange control side, the VoIP network exchange control side generating exchange control data corresponding to the request content in the received control data, and the VoIP network exchange control side transmits the generated exchange control data to the VOI.
Sending to the P telephone side, the VoIP telephone side performing exchange control corresponding to the received exchange control data, and data relating to exchange control based on the exchange control data transmitted by the VoIP network exchange control side. And updating and updating the data.

[0016] The method of the present invention is characterized in that the control data of the exchange control request on the VoIP telephone side is a call signal in a telephone call or a telephone number signal for an extension or an outside line.

[0017] The method of the present invention is characterized in that the exchange control requested from the VoIP telephone side to the VoIP network exchange control side is exchange control including extension line transmission and external line transmission.

The method according to the present invention is characterized in that switching control data including an extension transmission and an external transmission corresponding to the control data is generated based on switching control data stored in a database.

According to the method of the present invention, the switching control data including the extension transmission and the external transmission corresponding to the control data is stored in Vo
It is characterized in that it is generated based on data taken in bidirectional communication with the IP telephone side.

[0020] The method of the present invention is characterized in that the exchange control requested from the VoIP telephone side to the VoIP network exchange control side is exchange control for an intercom, an audio device, and a calling device.

[0021] The method of the present invention is characterized in that exchange control data for an intercom, an audio device, and a calling device corresponding to the control data is generated based on exchange control data stored in a database. .

According to the method of the present invention, the exchange control data corresponding to the intercom, the audio device, and the calling device corresponding to the control data is generated based on the data taken in two-way communication with the VoIP telephone. Features.

[0023] In the method of the present invention, after the step of performing the exchange control corresponding to the received exchange control data on the VoIP telephone side, the step of executing the communication through the line connection including the extension transmission and the external transmission corresponding to the control data. ,
The method further includes one or both of a step of executing control of a door phone, an audio device, and a calling device corresponding to the control data.

The method according to the present invention is characterized in that the communication through the line connection is a VoIP telephone call by packet transmission or image data communication.

The method of the present invention is characterized in that the exchange control on the VoIP network exchange control side is executed by an ASP.

The VoIP telephone exchange control network system of the present invention executes exchange control for a VoIP telephone through bidirectional communication, generates and sends control data of an exchange control request, and receives and receives the received exchange control request. A VoIP telephone system for performing voice communication or image data communication by executing exchange control corresponding to data;
VoIP for generating exchange control data corresponding to a request for control data received from an IP telephone system, transmitting the exchange control data to the VoIP telephone system, and storing and updating data relating to exchange control based on the transmitted exchange control data.
It is characterized by comprising a network switching control system, and a communication line network for performing bidirectional communication between the VoIP telephone system and the VoIP network switching control system.

[0027] In the system of the present invention, the VoIP telephone system generates and sends control data for an exchange control request, and executes exchange control corresponding to the received exchange control data. And a VoIP connected to the VoIP telephone terminal / line accommodating device.
A communication terminal having a telephone function, and the VoIP telephone terminal;
A router that is connected to the line accommodating device and executes IP routing for a communication line network.

In the system of the present invention, the VoIP telephone terminal / line accommodating device is connected to a router, and
A line accommodating unit that receives exchange control data from the P network exchange control system and executes exchange control. (A) A line accommodation unit that accommodates an outside line and performs VoIP conversion while performing exchange including disconnection from the outside line and VoIP conversion. And (b) accommodating an external device for processing and controlling the operation of the sound signal relating to the doorphone and the sound signal from a different frequency sound source for calling an outside line / extension and transmitting a paging broadcast paging sound signal from the communication terminal. Unit V
and an oIP converter, and (c) a line concentrator to which a plurality of communication terminals are connected.

[0029] In the system of the present invention, the VoIP network exchange control system generates exchange control data corresponding to the request content of the control data received from the VoIP telephone system, and sends the exchange control data to the VoIP telephone system.
It is characterized by comprising an SP center communication device and a database device for storing, searching for and sending out data relating to exchange control from the ASP center communication device.

In the system of the present invention, a plurality of VoIP telephone systems are arranged on a communication network, and
Each of the VoIP telephone systems transmits data for identifying itself, and the VoIP network exchange control system causes each of the plurality of VoIP telephone systems to:
The present invention is characterized in that each exchange control data is generated by identifying based on the received data.

[0031] In the system of the present invention, the VoIP network exchange control system and the VoIP telephone system may include:
It is characterized by executing TCP / IP two-way communication.

[0032] In the system of the present invention, the communication line network comprises:
It is characterized by being a communication network under a TCP / IP environment.

The system of the present invention is characterized in that the communication terminal having the VoIP telephone function is a telephone having a VoIP telephone call function or a single computer having a VoIP telephone call function.

[0034] The system of the present invention further comprises a mobile private branch exchange network system connected to the concentrator, the mobile private branch exchange network system comprising an interface unit for processing connection with the concentrator and a wireless communication system. It is characterized by comprising a transmitting / receiving section and a portable terminal having a VoIP telephone call function accommodated in a wireless section in the wireless transmitting / receiving section.

The program of the present invention includes the steps of generating control data for an exchange control request, transmitting the generated control data, and executing exchange control corresponding to the received exchange control data to perform voice communication or image communication. The computer executes control of the step of performing data communication.

The program according to the present invention includes a step of generating exchange control data corresponding to a request for received control data, a step of transmitting the generated exchange control data,
This is for the computer to execute the control of storing and updating the data relating to the exchange control based on the transmitted exchange control data.

As described above, the present invention provides a VoIP telephone (two-way communication) between a simplified VoIP telephone system corresponding to a conventional private branch exchange and a VoIP network exchange control system housed on a communication network. Exchange control such as extension transmission and extension transmission in voice communication and image data) is executed.

As a result, for example, the scale and processing scale of the private branch exchange installed at each office of the company are reduced, and the cost can be reduced.

[0039]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of a VoIP telephone control method, a VoIP telephone exchange control network system and a program thereof according to the present invention will be described in detail with reference to the drawings.

First Embodiment FIG. 1 is a block diagram showing a schematic configuration according to a first embodiment of the present invention. In FIG. 1, in this example, VoIP
A network switching control system 1 and a number of VoIP telephone systems 2 (A, B, C) are connected to a PSTN or ISDN Internet network 3 (a communication network according to the claims, a communication network under a TCP / IP environment). Connected).

In the Internet network 3, Vo for executing a mutual conversion protocol between a voice packet and a continuous voice signal is provided.
IP gateway (GW) 4 is connected, and VoI
A PSTN or ISDN line network 5 is connected to the P GW 4. Many telephones 6 are accommodated in the line network 5. Further, a personal computer 7 having an Internet telephone function capable of making a telephone call by VoIP (corresponding to a single computer having a VoIP telephone call function in the claims) is connected to the Internet network 3.

Although one VoIP network exchange control system 1 is provided in FIG. 1, when the number of VoIP telephone systems 2 is large, that is, the data processing amount (traffic amount) is added as needed.

FIG. 2 is an external perspective view showing the configuration of the VoIP network exchange control system 1 in FIG. FIG.
In the VoIP network exchange control system 1
Is an ASP (Application Serv) that lends applications such as business software on the Internet network 3.
AS that executes exchange control in the same process as ice Provider)
It has a P center communication device 10.

Database devices 11, 12, and 13 are connected to the ASP center communication device 10. Each of the database devices 11 to 13 executes general-purpose exchange control requested by each of the VoIP telephone systems 2 (A to C), and exchanges data from the individual VoIP telephone systems 2 (A to C). Control and connection control data in the Internet network 3 are stored.

In FIG. 1, the VoIP network switching control system 1 generally includes two active and standby systems (not shown). Also, VoI shown in FIG.
The P network switching control system 1 is connected to the ASP center communication device 10 with a maintenance terminal (personal computer) 14 for performing various maintenance, version upgrades and function changes, as well as switching settings when a line failure occurs in the active system. Have been.

FIG. 3 shows the ASP center communication device 1 shown in FIG.
FIG. 3 is a block diagram illustrating a configuration of a main part of a zero. In FIG.
The ASP center communication device 10 in FIG. 1 operates, for example, as a main computer of the device, and a Web server 21 in which an exchange control program by the ASP is mounted.
And a distributed name management system (DNS)
m) and a FTP (File Transfer P
rotocol) FTP server 23 for file transfer, and encrypted communication protocol (S) for data transfer in payment
An SSL server 24 for Secure Sockets Layer (SL) is provided.

The ASP center communication device 10 includes an electronic mail server 25 and a facsimile (FAX) server 26.
, A database server 27, and a connection device (for example, D
SU or router) 28 is provided. The LAN accommodates the database devices 11 to 13 and the maintenance terminal 14.

Also, such an ASP center communication device 1
0 is well known in which a server dedicated to executing a firewall application for intrusion prevention is provided.

Note that this ASP center communication device 10
The configuration is not limited to the LAN configuration shown in FIG. 3. For example, depending on the amount of data processing, a configuration in which the function of each server described above is mounted on a single small general-purpose computer also functions similarly. Further, a configuration in which a boot program, an exchange control program by an ASP, and the like are stored in a memory by a configuration centering on a microprocessor (MPU) can be implemented.

The database devices 11 to 13 can be realized using a hard disk device, a D-RAM, a cache memory, or the like.

In the configuration shown in FIG. 3, the following exchange control is executed by the basic computer control operation of the Web server 21. The other servers execute known operations, and a detailed description of the operations will be omitted below.

FIG. 4 is a block diagram showing a configuration example of a main part of the VoIP telephone system 2. In FIG. 4, VoIP telephone systems 2 (A to C) are provided in, for example, three different departments in a company, each of which has a VoIP telephone terminal / line accommodating device 40 and a communication terminal 41 (described in detail below). (Corresponding to a telephone having a VoIP telephone call function).

The VoIP telephone terminal / line accommodating device 40
A router 42 for processing routing to the Internet network 3 and having a firewall application and the like is provided.
The DN and DSL are connected and accommodated for each office line trunk (not shown), and the selection and switching are performed.
The line accommodating unit / VoIP conversion unit 43 that performs the conversion
It is connected to a router 42.

The VoIP telephone terminal / line accommodating device 4
0 is provided with an external device accommodation unit / VoIP conversion unit 44 connected to the router 42. The external device accommodation unit / VoIP conversion unit 44 is provided with an interface (not shown), for example, in the case of home use. A door phone, a different frequency sound source (Ext Sound) for calling an outside line / extension, and an external device housing unit / VoIP conversion unit 4
4 paging broadcast paging audio signal (ExtPag
e).

Further, the VoIP telephone terminal / line accommodating device 40 is connected to a router 42 with a concentrator (HUB) 45 connected to the plurality of communication terminals 41 (for example, a VoIP key). A multi-function telephone / corresponding to a conventional multi-function button telephone, such as an L-mode telephone and a personal computer, are connected.

The communication terminal 41 / VoIP key multifunctional telephone, L-mode telephone, personal computer, and the VoIP voice communication function of the personal computer 7 in FIG. 1 can be realized by a known configuration as shown in FIG. .

FIG. 5 is a block diagram showing a configuration relating to the VoIP voice communication function. In FIG. 5, this example shows a transmission / reception interface unit 50 and an encoding / decoding unit 51
, A variable volume audio unit 52, a microcomputer 53, a microphone 54a and a speaker 54b for voice communication, a memory 55 storing a boot program and a VoIP voice communication control program, a CRT, an LCD, and the like.
Display section 56 and operation section (numeric keys, function selection keys) 5
7 and the like.

The operation of this embodiment will be described below.

The VoIP network exchange control system 1 shown in FIGS. 1 and 2 has a VoIP telephone system 2 (A to A) having no exchange control system in a conventional private branch exchange.
The exchange control for C) is executed by two-way communication (ITU-T Recommendation H.324 standard) through the Internet network 3.

Incidentally, this H. In the H.324 standard, other H.264 standards are used.
Image data communication (teleconference, videophone, facsimile communication, facsimile storage exchange communication) can be performed in combination with the H.263 standard or the like as described below.
Voice mail communication is also possible.

First, the operation and processing contents of the main part of FIG. 1 will be described. (1) VoIP network exchange control system 1 The VoIP network exchange control system 1 uses a stored program to execute a VoIP telephone system 2 (A
交換 C) is executed by bidirectional communication and bidirectional communication through the Internet network 3. This VoIP
In the two-way communication between the network switching control system 1 and the VoIP telephone systems 2 (A to C) via the Internet network 3, it is preferable to always connect and execute immediate switching control.

(1a) Control of the ASP center communication device 10: • Each line exchange control of the VoIP telephone system 2 (AC) • Each external line exchange control of the VoIP telephone system 2 (AC) • External equipment (doorphone) (Door Phone), a frequency sound source (Ext Sound) for calling an external / extension line of the communication terminal 41 or transmitting a hold tone signal, and transmission control of a paging audio signal for broadcasting. Between the VoIP telephone systems 2 (A to C) Internal line exchange control External line exchange control between VoIP telephone systems 2 (A to C) External line / external line exchange control between VoIP telephone systems 2 (A to C) VoIP telephone system 2 (A to C) from personal computer 7 Extension control of each VoIP telephone system 2 (A to C) from the personal computer 7 Line switching control Remote paging control of a call from the communication terminal 41 of the VoIP telephone system 2 (A to C) Control of audio / digital mixing processing such as hold tone Video communication control (internal line, external line, digital signal of personal computer 7) (Mixing processing) ・ Function control of communication terminal 41 (button (key) telephone) ・ Data storage control of facsimile image data etc. ・ Voice mail communication control

(1b) Processing of the Database Devices 11 to 13 In the database devices 11 to 13, the data read by the database engine (tracking) generates, for example, data (especially control data) to be notified in a push-type information distribution format. are doing.

(1c) Information stored in database devices 11 to 13 Function information of communication terminal 41 (button (key) telephone) including each of VoIP telephone systems 2 (A to C) Function such as line quality such as voice deterioration External line status information ・ Extension status information such as line quality such as voice deterioration ・ Extension and external line routing information ・ System monitoring information ・ Answering machine setting information ・ Information for controlling specific extension connection by specific command

(2) VoIP Telephone System 2 (AC) The line accommodation unit / VoIP converter 43 in the VoIP telephone system 2 (AC) shown in FIG.
It accommodates W-ISDN and DSL, and performs outgoing / incoming, line abnormality detection and response control.

The VoIP telephone system 2 shown in FIG.
The external device accommodating unit / VoIP conversion unit 44 in (A to C) processes a door phone (Door Phone), a different frequency sound source (Ext Sound) for calling an outside line / extension of the communication terminal 41, and calls and services of a person. Control of an external device that sends out a paging audio signal (Ext Page) for communication and power on / off control of various external devices are executed.

(2a) Control and processing of the line accommodating unit and VoIP converter 43 Outgoing and incoming collision control and processing on the outside line Confirmation control and processing of the current outside line extension state (selection signal transmission, calling, busy, incoming) Rejection, network congestion (network busy),
(Providing services, etc.)-Controlling and responding to incoming calls, disconnecting line connections, and detecting abnormalities in lines-Controlling and processing for detecting and notifying incoming calls on external lines-Outgoing line control and processing (telephone sequence) Off-hook / call signal transmission, selection signal (dial) signal, call termination signal transmission)

(2b) Data processing of the line accommodating unit / VoIP conversion unit 43 Line type data (analog line / PSTN, NW
-ISDN, dial pulse / push tone line (D
P, PB) 2-wire / 4-wire (2W / 4W) ・ Telephone number (Country code (CC) in telephone number allocation plan)
+ Domestic area number (NDC) + subscriber number (SN)-Line number (each port number in multiple lines)-Domain number (for example, "... xxx.co.jp")-Host name of own device-ASP Service domain name (or IP address)

(2c) External device accommodation unit VoIP
Control of the conversion unit 44-Paging control (voice output by turning on the power of a loudspeaker (not shown) and analog conversion of digital voice data)-Intercom control (detection and notification of intercom reception)-Control of intercom calling and reception-Call reception Collision detection control (notification of collision detection between intercom call and incoming call) ・ Control in the current external extension state (selection signal transmission, ringing, busy, call rejection, network congestion (network busy), service provision, etc.) Doorphone response (digitalization of doorphone voice or analog voice) ・ Interphone disconnection control ・ Paging input voice control (input audio signal is converted into digital packet for transmission) ・ Instruction external device control (power on / off control) ・Line abnormality control (routing control such as voice communication quality deterioration)

(2d) External device accommodation unit VoIP
Data processing of the conversion unit 44-Type data (Door Phone, Ext Sou
nd, Ext Page) ・ Telephone number (Country code (CC) in telephone number allocation plan)
+ Domestic area number (NDC) + subscriber number (SN)-Line number (each port number in multiple lines)-Domain number (for example, "xxx.co.jp")-Host name of own device-ASP service Main name (or IP address)

(3) External line and extension processing data in the VoIP network exchange control system 1 and the VoIP telephone systems 2 (A to C)

(3a) Data processing in external line exchange control This data processing is only for outgoing calls, only for incoming calls,
Extension transfer destination, transfer between VoIP telephone systems 2 (A to C), automatic response voice storage (for example, for answering machine / for business hours guidance), automatic response data storage, automatic response facsimile image data storage, conference call, There are data processing for hold type, unanswered timer, automatic voice response (for answering machine / off-business hours guidance), voice recording, and host name.

Further, as the processing in the external line switching control, the number of accommodations, the group number (when the communication terminals 41 are grouped and used), the number of network hops (routing information), digital signal mixed hold sound, charge management (for example, There is data processing for each individual caller or for each department.

(3b) Data processing in extension exchange control In this data processing, the setting key function definition in the communication terminal 41, extension number (e-mail address, etc.), IP address or communication terminal host name, extension groove number, outgoing / incoming call Permission, non-permission, intercom access permission / non-permission, transfer permission / non-permission, hold permission / non-permission, absence,
Automatic transfer, remote setting, paging permission / non-permission,
Automatic transfer / transfer destination between VoIP telephone systems 2 (A to C), external line automatic transfer / transfer destination, VoIP telephone system 2
There is an outgoing / incoming permission / non-permission between (A to C).

Further, data processing in extension switching control includes permission / non-permission of external device control, rejection of incoming calls, data communication, facsimile communication, and charge management (for example, call billing for each individual talker or for each department). .

(3c) Processing in Management In this data processing, there are an extension state, an outside line state, an external device state, charging, and call information.

Note that (3a) data processing in external line exchange control, (3b) data processing in internal line exchange control,
(3c) The process in the management is a conventional process in a known telephone exchange (private branch exchange conventionally used), and a detailed description thereof will be omitted.

(4) Transmission in the Internet Network 3 in FIG. 1 The Internet network 3 performs packet transmission by VoIP. Here, mutual conversion between voice packets and continuous voice signals is performed by the VoIP GW 4. Go, PST
A voice call is made with a telephone set 6 accommodated in an N or ISDN network 5. It should be noted that the VoIP network exchange control system 1 and the VoIP telephone systems 2 (A to C) execute immediate exchange control by always-on connection.

(5) VoIP Telephone Operation The VoIP telephone operation is described in ITU-T Recommendation H.264. The telephone call based on H.324 is encoded / decoded with control data and voice signal through an IP network (here, Internet network 3, VoIP GW 4, network 5, etc.), and
Packetized IP datagram transmission is performed.

In the IP datagram in this case, a packet storing only control data and a packet storing only voice data are transmitted in the field of the frame.
Alternatively, a packet storing control data and audio data is transmitted. The basic format of the packet frame in this case is “telephone number + port number + command + state + data”. This packet is transmitted by VoIP.

Note that the telephone number is, for example, an individual VoI
It corresponds to the P telephone system 2 (A to C), and the port number corresponds to each communication terminal 41 in this system (A to C). The port number is also used as a line number when a large number of external lines and internal lines are accommodated.

Next, the overall operation based on the configuration shown in FIGS. 1 to 5 will be described.

FIG. 6 is a block diagram showing a functional configuration for explaining the operation of FIG. 1, and FIG. 7 is a transmission sequence diagram of a telephone call. 6 and 7, the VoIP telephone system 2 (A to C) generates, in the control data, an event occurrence of a telephone operation (for example, an outside line, an extension call, a call, or an intercom call) (steps Sa, FIG. 6). Sb), the data is transmitted to the VoIP network switching control system 1 through the Internet network 3 by the Internet protocol (IP) (Step Sc).

VoIP Network Switching Control System 1
In the VoIP, the control data notified from the control bits and the like stored in the received control data field
The telephone operation (event) in the telephone system 2 (A to C) is compared with the data stored in the database devices 11 to 13 (steps Sd, Se). The control data corresponding to the function in the telephone operation is transmitted from the ASP center communication device 10 of the VoIP network switching control system 1 to the Internet network 3 by the Internet protocol (IP).
VoIP telephone system 2 that made a control request through
(A) to (C).

Next, the VoIP telephone system 2 (A to C)
Upon receiving the control data (Step Sf), executes control based on the control data. For example, processing relating to an extension connection, an outside line connection (line connection), and a door phone in the VoIP telephone system 2 (A to C) based on the control data;
Execution of transmission of a paging audio signal and the like (step S
g, Sh, Si).

The VoIP telephone system 2 (A to C)
In the case of exchange control between the two, the VoIP network exchange control system 1 determines a target VoIP telephone system 2 (A to C) from routing information of control data and controls the target VoIP telephone system 2 (A to C). Send data.

Next, detailed control operations of the VoIP network exchange control system 1 and the VoIP telephone systems 2 (A to C) will be described by taking an example of an outgoing call and an internal call.

The following procedure (step) is merely an example, and the change can be freely made within a range that does not impair the technical feasibility of the exchange control.

(1) Outgoing call origination FIG. 8 is a flowchart showing a processing procedure of an outgoing call communication operation of the VoIP network switching control system 1 and FIG. It is a flowchart shown.

In FIG. 8, a call signal is transmitted by off-hook at the communication terminal 41 (in this case, a VoIP key multifunction telephone) shown in FIGS. 4 and 5 (step S80).
Next, the MPU 53 shown in FIG. 5 captures the press information of the outside line selection key (the operation unit 57 in FIG. 5) (step S81).

The communication terminal 41 confirms the dial tone signal from the VoIP network switching control system 1 (step S82), and thereafter inputs a telephone number (step S83). The dial tone signal is supplied to the line concentrator 45,
VoI through the router 42 and the Internet network 3
ASP of P network switching control system 1 shown in FIG.
It is sent to the center communication device 10 (step S84).

In FIG. 9, the ASP shown in FIGS.
In the standby state for the exchange control (step S100), the center communication device 10 determines whether control data (for example, format data “telephone number + port number + command + state + data”) is received from the communication terminal 41. (Step S101). When the control data is fetched (step S101: Yes), the control data is checked against the data stored in the database device 11 (or 12, 13) (step S102).

In this collation, the VoIP network exchange control system 1 identifies each of the VoIP telephone systems 2 (A to C) and the communication terminal 41.
Identify by password, phone number and port number.
It is desirable to take measures against such information destruction of the individual transmission data of the communication terminal 41.

As destruction, for example, eavesdropping (obtaining malicious data on the communication path), denial (denial of communication at the communication partner), remodeling (modification of transmission data by a third party on the communication path), There is impersonation (a third party performs data transmission by impersonating another person). For this reason, it is preferable to take measures to prevent destruction of customer information and the like by SSL, a conventional encryption system (conventional encryption system), or a public key encryption system (public key encryption / RSA, MH).

Next, the ASP center communication device 10 stores the line accommodation unit / VoIP conversion unit 43 of the VoIP telephone system 2 (A to C) shown in FIG. 4 stored in the database device 11 (or 12, 13). A check is made to see if there is a free outside line (PSTN or ISDN) accommodated (step S103).

If the line is free (step S103: Y
es), the ASP center communication device 10 sends a response signal to the line accommodation unit / VoIP conversion unit 43 of the VoIP telephone system 2 (A to C) (step S104). If the line is not empty (step S103: N
o), the ASP center communication device 10 sends a busy packet to the line accommodation unit / VoIP conversion unit 43 of the VoIP telephone system 2 (A to C) (step S10).
5). In this case, the communication terminal 41 that made the call in the exchange control goes on-hook (step S106).

In FIG. 8, communication terminal 41 determines whether to receive a response signal when the line is free (step S8).
5). The telephone number of the connection destination is input from the operation unit (numeric keypad) 57 shown in FIG. 5 (step S86), and the microprocessor 53 which has taken in the telephone number data sends the telephone number data (selection signal) to the line accommodation unit / VoIP conversion unit 43. ) Is sent (step S87).

If the call destination is the telephone set 6 shown in FIG. 1, the selection signal from the line accommodation unit / VoIP conversion unit 43 is sent to the PSTN or ISDN external line (communication network 5) (step S88). Network 5 and VoIP
The line connection with the communication terminal 41 through the GW 4 is performed by a known telephone sequence (step S89). The telephone sequence is a call signal, dial tone signal, ring signal,
The call path is closed and the call path is restored by transmitting and receiving a call signal.

As a result, a VoIP path between the telephone 6 and the communication terminal 41 is formed through the VoIP GW 4, and a call is made (step S90). Thereafter, the call termination signal (on-hook signal) transmitted by one of the telephone 6 and the communication terminal 41 is transmitted to the ASP center communication device 10 through the line accommodation unit / VoIP conversion unit 43 (step S9).
1) In FIG. 9, the ASP center communication apparatus 10 receives the end signal (on-hook signal) transmitted by one of the telephone 6 and the communication terminal 41, and sends the reception signal to the line accommodation unit VoI.
The ASP center communication device 10 determines the reception via the P conversion unit 43 (step S107), and the ASP center communication device 10 sends the call termination data to the line accommodation unit / VoIP conversion unit 43 (step S108). After this, A
The SP center communication device 10 is a VoIP telephone system 2
It is determined whether or not one of (A to C) has received the line disconnection (step S109), and this line free state data is stored in the database device 11 (12, 13) (step S110).

In FIG. 8, the ASP center communication device 10
The line accommodating unit / VoIP conversion unit 43 determines whether a call termination signal (on-hook signal) has been received from the terminal (step S).
92) The call termination data is transmitted to the line accommodation unit / VoIP conversion unit 43 (step S93). The line accommodating unit / VoIP converter 43 executes line disconnection (step S94), and sends the line disconnection data to the ASP center communication device 10 (step S95).

When the communication partner is a personal computer 7 having an Internet telephone function capable of making a telephone call by VoIP, a path through the Internet network 3 is set, and the call is made. The line is disconnected.

Note that here, the VoIP telephone system 2
Although the outside line transmission from (A to C) has been described, the exchange control is executed in the same manner as described above even when the outside line is transmitted from the personal computer 7.

(2) Extension Calling FIG. 10 is a flowchart showing a procedure for an extension calling operation in the VoIP network switching control system 1, and FIG. 11 is a flowchart showing a processing procedure for an extension calling operation in the VoIP telephone system 2 (A to C). It is a flowchart which shows.

In FIG. 10, a call signal is transmitted by off-hook at the communication terminal 41 (in this case, a VoIP key multifunction telephone) shown in FIGS. 4 and 5 (step S12).
0). Next, an extension telephone number is input (step S12).
1), sent to the ASP center communication device 10 (step S122).

In FIG. 11, the AS shown in FIG. 2 and FIG.
In the standby state (step S140), the P center communication device 10 determines whether control data is to be fetched from the communication terminal 41 (step S141). When the control data is taken in (step S141: Yes), the state of the extension telephone number is stored in the database device 11 (or 1).
The stored data is compared with the stored data in (2, 13) and confirmed, or the state of the communication terminal 41 of the extension telephone number is directly taken in through the Internet network 3 (step S142).

Then, the ASP center communication device 10 checks the status (in use or empty) of the communication terminal 41 corresponding to the extension telephone number (step S143). The communication terminal 41
Is empty (step S143: Yes), the ASP center communication device 10 sends the VoIP telephone system 2 (A to
A call signal is transmitted to the communication terminal 41 corresponding to the extension number C) (step S144). If the destination communication terminal 41 is in use (step S143: No), the AS
The VoIP telephone system 2 (A
The busy packet is sent to the line accommodation unit / VoIP conversion unit 43 of (C) to (C) (step S145).

In FIG. 10, the communication terminal 41 of the extension telephone number of the caller is replaced by the communication terminal 41 of the extension telephone number of the callee.
It is determined whether or not a response signal has been received when there is no data (step S
123). Here, in the case of receiving a response signal (step S
123: Yes), the communication terminal 4 of the extension number of the caller
1 receives the ring signal. At this point, a VoIP path is set between the source and the communication terminal 41 of the destination telephone number (step S124). Thereafter, a call is made between the communication terminal 41 of the caller and the callee (step S12).
5).

In FIG. 11, the ASP center communication device 1
0 determines whether or not to take in the response signal after transmitting the calling signal to the communication terminal 41 (step S146). If the response signal cannot be captured during the timer operation for the fixed time, the process ends because the user of the destination communication terminal 41 is absent (step S147). If the response signal has been successfully captured in step S146 (Y
es), the ASP center communication device 10
1 is sent a response signal (step S148). In addition,
Thereafter, a call is made between the caller and the destination communication terminal 41 in step S125 in FIG.

In FIG. 10, the end signal (on-hook signal) transmitted by the communication terminal 41 of the transmission source or destination is transmitted to the ASP center communication device 10 through the line accommodation unit / VoIP conversion unit 43 (step S126). A
The source or destination communication terminal 41 shown in FIG. 4 determines the reception of the end signal (on-hook signal) from the SP center communication device 10 (step S127), and executes the line disconnection (step S128). The line disconnection data is
It is sent to the SP center communication device 10 (step S12
9).

In FIG. 11, the ASP center communication device 1
In the case of 0, the ASP center communication device 10 determines, via the line accommodating unit / VoIP conversion unit 43, the reception of the end signal (on-hook signal) transmitted by the communication terminal 41 of the caller or callee (step S149). The communication device 10 sends the call termination data to the line accommodation unit / VoIP conversion unit 43 (step S150). After this,
The ASP center communication device 10 is a VoIP telephone system 2
By taking in the line disconnection signal transmitted by (A to C), the outgoing call by extension connection is terminated (step S).
151).

In addition to the above-described (1), the outside line and the extension line are transmitted between the VoIP network exchange control system 1 and the VoIP telephone systems 2 (A to C).
a) In the control of the ASP center communication apparatus 10, the voice mail communication control is also executed together with the video conference communication control and the data accumulation control of facsimile image data, which will be described later. Note that these image data are Vo
Encoding / decoding (compression / decompression) in the same way as IP phone data
And the frames are transmitted in packets,
The transmission form is the same as that of the above-mentioned VoIP telephone.

Second Embodiment FIG. 12 is a block diagram showing a main part of the second embodiment.

In the first embodiment shown in FIGS. 1 to 9, the fixed terminal communication terminal 41 has been described as an example. However, the second embodiment shown in FIG. 12 has a VoIP telephone terminal and line accommodation shown in FIG. The device 40 is connected to a private PHS telephone system (corresponding to the claimed mobile private branch exchange network system).

An interface (I / F) unit 60 and a radio transmission / reception unit 61 are connected to a line concentrator (HUB) 45, and the radio transmission / reception unit 61 accommodates a large number of portable terminals 62 in a radio section (air interface). .

The private PHS telephone system including the wireless transmitting / receiving unit 61 and the portable terminal 62 is, for example, an ARIB-
This is a known mobile communication system to which the 28 standard (PHS method) is applied.

Note that this private PHS telephone system is
RIB-27 standard (PDC system), TIA standard IS9
The N / W-CDMA system of 5 system / IMT-2000 may be used without any particular limitation.

The configuration of the radio transmission / reception unit 61 is known as a conventional outdoor device (PHS) or cell base station.

The portable terminal 62 includes, for example, a frequency switching synthesizer, a radio transmission / reception unit having a reception electric field strength (RSSI) detection unit, a modulation / demodulation unit, a time division demultiplexing unit, a codec (coding / decoding) unit, Microprocessor (MP
U), a configuration including an external interface (I / F) unit, a display unit such as a memory, a keypad, an incoming call display light emitting diode, a liquid crystal display, a transmitting microphone, a receiving speaker, and an imaging unit are well known. .

The operation of the second embodiment will be described.

For example, one time slot / transmission speed 32
kb / s or 2 time slots / transmission speed 32 kb / s ×
2 (64 kb / s) for voice communication and data communication. The mobile terminal 6 is located within the service area of the wireless transmission / reception unit 61.
As 2 moves, it scans and monitors the control channel (CCH) to supplement the control channel with the highest received field strength. In this acquisition, a communication sequence for a known call (outgoing) or incoming call (incoming) is executed.

Further, the imaging processing unit processes the imaging signals of the surroundings captured by the imaging unit of the portable terminal 62 by, for example, MPEG moving pictures or frame feed, and can hold a video conference using the captured data.

Note that other fixed communication networks (V
The operations of the oIP network exchange control system 1, the VoIP telephone systems 2 (A to C), and the Internet network 3) are the same as those described above, and duplicate description will be omitted.

Although the description has been made mainly of the VoIP telephone call by transmitting the control data and the voice data, the H.264 communication has been described. According to the H.324 standard, transmission of still image data and moving image data is also possible. VoIP telephone system 2 (A ~
C) is also capable of image communication through the VoIP network exchange control system 1, for example, video conference (video telephone) and facsimile communication. Also, voice mail communication and facsimile storage and exchange communication are possible.

In this case, the ASP center communication device 10 executes the video conference system control, the facsimile communication control, the voice mail communication and the facsimile storage exchange communication control, and transmits these image data to the external equipment accommodation unit Vo
The control is executed so that the IP conversion unit 44 takes in the data.

Third Embodiment FIG. 13 is a block diagram showing a main configuration according to a third embodiment (facsimile communication).

In FIG. 13, this example is based on the G3 system and the G3 system.
4 shows a facsimile conversion between the VoIP network switching control system 4 and the VoIP network switching control system 1.
D / A converter 70 for converting a facsimile signal of an IP packet from telephone system (A to C) 2 into an analog signal
And a filter 72 composed of an analog processing unit 71 for processing an analog facsimile signal and a DSP.

Further, the VoIP telephone system (A to C) 2
Is connected to the PSTN, together with an NCU (Network Control Unit) 73 built in a modem (not shown).
And a digital termination unit (DSU) 74 connected to the SDN. Further, the VoIP telephone system (A ~
C) 2 includes a G4 / G3 converter 75 for performing G4 / G3 conversion on the digital facsimile signal from the DSU 74, and also performs VoIP conversion of the G3 facsimile signal from the NCU 73 and the G4 / G3 converter 75 to V
and a VoIP conversion unit 76 for transferring to the oIP network switching control system 1.

The operation of the third embodiment will be described.

VoIP Network Switching Control System 1
Then, the facsimile signal of the IP packet from the VoIP telephone system (A to C) 2 is converted into an analog signal by the D / A conversion unit 70, the analog processing unit 71 processes the analog facsimile signal, Generate and transfer to.

Further, the VoIP telephone system (A to C) 2
Then, the G4 / G3 conversion unit 75 performs the G4 / G3 conversion on the digital facsimile signal from the DSU 74. Further, the VoIP conversion unit 76 determines whether the NCU 73 and the G4
VoIP conversion of the G3 facsimile signal from the / G3 conversion unit 75 and transfer to the VoIP network switching control system 1.

Fourth Embodiment FIG. 14 is a block diagram showing a configuration example of a main part of a video conference system. In FIG. 14A, this example corresponds to VoI
Videophone devices 84, 85, 86 provided with a DSP together with videophone cameras 81, 82, 83 provided on the side of the P telephone system (A to C) 2 and arranged at a distance.
have. Further, provided on the VoIP network exchange control system 1 side, the videophone devices 84 to 86
And a digital signal processor 87 for synthesizing image data.

The operation of the fourth embodiment will be described.

The image data of the objects (conference participants a, b, c) photographed respectively by the video telephone cameras 81 to 83 are taken in by the video telephone devices 84 to 86, respectively.
The digital signal processor 87 of the oIP network exchange control system 1 combines the image data into one image as shown in FIG. The image data simultaneously displayed by the conference participants a to c is transferred to the video telephone 84.
To 86, and each is projected.

Note that the videophone cameras 81 to 83 include:
A videophone 84-86 and a digital signal processor 8 are provided.
Also in step 7, the conference voice is transmitted. For example, synchronization processing of image data and encoded / decoded audio is performed.

In such a video conference system, the transmitting side groups and shoots the conference participants of other numbers, combines and transmits a plurality of image (imaging) data, and separates the data on the receiving side. There is also a system configuration to project
The data processing is basically the same as the operation of the video conference system shown in FIG.

In the above embodiment, TCP / IP
Although the above description has been made with reference to the Internet having openness through two-way communication, the same processing as described above can be performed on a closed communication network that operates similarly, such as an intranet.

In the above embodiment, the PSTN, IS
Although described with reference to DN and DSL, another high-speed communication network (for example, a gigabit high-speed data communication network) may be used.

[0138]

As is apparent from the above description, the VoIP telephone control method, the VoIP telephone exchange control network system and the program of the present invention provide a VoIP telephone exchange system and a VoIP telephone exchange control system accommodated on a communication network. Vo communication by two-way communication between
It performs exchange control such as extension calling and outside line calling in IP telephones (voice calls, image data).

As a result, for example, there is an effect that the scale and processing scale of the private branch exchange installed at each office of the company are reduced, and the cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a schematic configuration according to a first embodiment of the present invention.

FIG. 2 is an external perspective view showing a configuration of a VoIP network exchange control system in FIG.

FIG. 3 is a block diagram showing a main configuration of the ASP center communication device in FIG. 1;

FIG. 4 is a block diagram showing an internal configuration of the VoIP telephone system in FIG. 1;

FIG. 5 is a block diagram illustrating a configuration of a VoIP voice call function according to the embodiment.

FIG. 6 is a block diagram showing a functional configuration for explaining the operation of FIG. 1;

FIG. 7 is a transmission sequence diagram of a telephone call in the embodiment.

FIG. 8 is a flowchart showing a processing procedure of an outgoing call communication operation of the VoIP network switching control system according to the embodiment.

FIG. 9 is a flowchart illustrating a processing procedure of an outside line calling operation of the VoIP telephone system according to the embodiment.

FIG. 10 is a flowchart showing a processing procedure of an extension calling operation of the VoIP network exchange control system in the embodiment.

FIG. 11 is a flowchart showing a processing procedure of an extension calling operation of the VoIP telephone system in the embodiment.

FIG. 12 is a block diagram illustrating a main configuration of a second embodiment.

FIG. 13 is a block diagram showing a main part configuration of a third embodiment.

FIG. 14 is a block diagram illustrating a main configuration of a fourth embodiment.

FIG. 15 is a block diagram showing a configuration of a conventional private branch exchange.

[Explanation of symbols]

 1 VoIP network switching control system 2 VoIP telephone system (A to C) 3 Internet network 4 VoIP gateway (GW) 6 Telephone 7 Personal computer 10 ASP center communication device 11 to 13 Database device 21 Web server 40 VoIP telephone terminal / line accommodation Apparatus 41 Communication terminal 43 Line accommodating unit / VoIP converter 44 External equipment accommodating unit / VoIP converter 45 Concentrator (HUB) 51 Wireless transceiver 52 Mobile terminal

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5K030 HA08 HB01 HB02 HB16 HC01 HC09 HD03 JL01 JT01 JT09 KA04 KA05 KA07 KA08 LB01 LB05 5K051 BB01 5K101 KK01 KK12 KK05 LL12

Claims (22)

[Claims] 1. An apparatus on a VoIP network switching control side arranged on a communication line network, through a two-way communication.
A VoIP telephone control method for performing exchange control in a device on the P telephone side, wherein the VoIP telephone side generates control data for an exchange control request, and the VoIP telephone side transmits control data for requesting exchange control. Sending to the VoIP network switching control side, the VoIP network switching control side generating switching control data corresponding to the request content in the received control data, and the switching control data generated by the VoIP network switching control side. Sending to the VoIP telephone side, the VoIP telephone side performing exchange control corresponding to the received exchange control data, and the VoIP network exchange control side relating to exchange control based on the transmitted exchange control data. Storing and updating data; and VoIP telephone control method characterized by having a. 2. The control data of the exchange control request on the VoIP telephone side is a call signal in a telephone call or a telephone number signal for an extension or an outside line.
A VoIP telephone control method as described above. 3. The VoIP telephone control method according to claim 1, wherein the exchange control requested from the VoIP telephone side to the VoIP network exchange control side is an exchange control including an internal line transmission and an external line transmission. 4. The exchange control data according to claim 3, wherein exchange control data including an extension transmission and an external transmission corresponding to the control data is generated based on exchange control data stored in a database.
oIP telephone control method. 5. The system according to claim 1, wherein exchange control data including an extension call and an outside call corresponding to the control data is generated based on data taken in two-way communication with a VoIP telephone. VoI
P phone control method. 6. The VoIP telephone control method according to claim 1, wherein the exchange control requested from the VoIP telephone side to the VoIP network exchange control side is exchange control for an intercom, an audio device, and a calling device. 7. The exchange control data for an intercom, an audio device, and a calling device corresponding to the control data is generated based on the exchange control data stored in a database. V
oIP telephone control method. 8. The system according to claim 1, wherein the control unit generates exchange control data for the intercom, audio device, and calling device corresponding to the control data, based on data taken in two-way communication with the VoIP telephone. VoI according to item 6
P phone control method. 9. After the step of executing exchange control corresponding to the received exchange control data on the VoIP telephone side, executing a communication through a line connection including an extension call and an external call corresponding to the control data. 2. The VoIP telephone control method according to claim 1, further comprising: performing one or both of the steps of controlling the corresponding corresponding intercom, audio device, and calling device. 10. The Vo according to claim 9, wherein the communication by the line connection is a VoIP telephone call by packet transmission or an image data communication.
IP phone control method. 11. The VoIP telephone control method according to claim 1, wherein the exchange control on the VoIP network exchange control side is executed by an ASP (Application Service Provider). 12. A VoIP telephone exchange control network system for executing exchange control for a VoIP telephone through two-way communication. A VoIP telephone system that performs control to perform voice communication or image data communication; and generates exchange control data corresponding to a request for control data received from the VoIP telephone system, and generates the VoIP telephone.
A VoIP network exchange control system that sends data to a telephone system and stores and updates data related to exchange control based on the transmitted exchange control data; and a bidirectional communication between the VoIP telephone system and the VoIP network exchange control system. A VoIP telephone exchange control network system, comprising: a communication line network for executing communication. 13. The VoIP telephone system, wherein the VoIP telephone system generates and sends control data for an exchange control request, and executes exchange control corresponding to the received exchange control data. Vo connected to telephone terminal / line accommodating device
13. The VoIP telephone exchange control according to claim 12, comprising: a communication terminal having an IP telephone function; and a router connected to the VoIP telephone terminal / line accommodating device and executing IP routing for a communication line network. Network system. 14. The VoIP telephone terminal / line accommodating device is connected to a router, receives exchange control data from a VoIP network exchange control system, and executes exchange control. (A) Accommodates an external line, and A line accommodating unit / VoIP conversion unit for performing exchange including disconnection and connection with an outside line and performing VoIP conversion; External equipment accommodating unit for performing control and transmitting a paging broadcast paging audio signal from a communication terminal
14. The VoIP telephone exchange control network system according to claim 13, comprising: a P-conversion unit; and (c) a concentrator to which a plurality of communication terminals are connected. 15. The VoIP network exchange control system generates exchange control data corresponding to the request content of the control data received from the VoIP telephone system, and
13. An ASP center communication device for sending to a telephone system, and a database device for storing, searching, and sending data related to exchange control from the ASP center communication device. VoIP telephone exchange control network system. 16. A plurality of said VoIP telephone systems are arranged on a communication line network, each of said plurality of VoIP telephone systems transmits data for identifying itself, and said VoIP network switching control system comprises: 13. The VoIP telephone exchange control network system according to claim 12, wherein each of the VoIP telephone systems is identified based on the received data to generate respective exchange control data. 17. The VoIP telephone exchange control network system according to claim 12, wherein said VoIP network exchange control system and VoIP telephone system execute TCP / IP two-way communication. 18. The VoIP telephone exchange control network system according to claim 12, wherein said communication network is a communication network under a TCP / IP environment. 19. The VoIP telephone exchange according to claim 13, wherein said communication terminal having a VoIP telephone function is a telephone having a VoIP telephone call function or a single computer having a VoIP telephone call function. Control network system. 20. A mobile private branch exchange communication network system connected to the concentrator, further comprising: an interface unit for processing connection with the concentrator and a wireless transmitting / receiving unit; 15. The VoIP telephone exchange control network system according to claim 14, comprising: a portable terminal having a VoIP telephone call function accommodated in a wireless section in the wireless transmitting / receiving unit. 21. A step of generating control data for an exchange control request, a step of transmitting the generated control data, and performing exchange control corresponding to the received exchange control data to perform voice communication or image data communication. A program for a computer to execute steps and controls. 22. A step of generating exchange control data corresponding to a received request for control data, a step of transmitting the generated exchange control data, storing data relating to exchange control based on the transmitted exchange control data, and A program for causing a computer to execute the updating step and the control of the.