JP2001119735A - Pbx/computer interlocking system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a PBX/computer interlocking system that can easily set correspondence relation in a short time without manual operations. SOLUTION: A PC control section 25 references a PC address storage section 22 to output an instruction controlling a target extension telephone set being an extension telephone set connected to a noted PC among a plurality of extension telephone sets via a network 6, allows a CTI event reception section 21 to receive a state change of the target extension telephone set caused by the instruction via a state change notice section 11, discriminates which extension telephone set causes a state change among a plurality of the extension telephone sets, and writes a network address of a noted client PC and an extension number of the extension telephone set whose state is changed to an extension number/PC address correspondence table storage section 24 to be made correspond to each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a PBX / computer interlocking system used for linking a PBX and a computer to improve the efficiency of telephone-related business.

[0002]

2. Description of the Related Art In a PBX / computer interlocking system, for example, as in a telemarketing system (call center system), many extension telephones are connected to a PBX, and PCs are arranged in a one-to-one correspondence with the PBX.
Business has been streamlined by responding to telephone calls while looking at PC screens. A system that improves the efficiency of telephone-related business by linking a PBX and a computer
I (Computer Telephony Inte
(gration). For more specific description, an example of CTI called outbound is shown below.

In the outbound CTI, an extension telephone and a PC are arranged one by one by an operator, and the operator can efficiently make a call, record the contents of a call, and record the talk time while operating the screen of the PC. Do. Recently, the operator has been statistically processing the talk time and the time from the start of a call until the other party answers, and furthermore, taking into account the probability that the other party will be away according to the time zone, and the Even with a "predictive call" function that automatically finds the next person by referring to the customer database and starts calling.
TI systems have also emerged. Such CTI systems are operated by hundreds of operators at large.

[0004]

However, when installing a large-scale CTI system as described above, it is necessary to set information as to which extension telephone corresponds to which PC. In a computer-linked system, the person who performs the installation is an individual P
There is a problem that it is necessary to perform "setting of correspondence" one by one using C or an extension telephone.

In this PBX / computer interlocking system, it is required that "correspondence setting" be performed simply and in a short time without manual labor.

SUMMARY OF THE INVENTION An object of the present invention is to provide a PBX / computer interlocking system capable of setting correspondences easily and in a short time without human intervention to satisfy this demand.

[0007]

In order to solve the above-mentioned problems, a PBX / computer interlocking system of the present invention comprises a PB
X, a plurality of extension telephones connected to the PBX, and a PBX
A CTI server that integrally controls the extension telephone, a client PC that is installed in association with the extension telephone, an extension / PC connection cable that connects the extension telephone and the client PC, a network that connects the client PC and the CTI server, and a CTI server. An interlocking system of a PBX and a computer configured with a server and a CTI link connecting the PBX, wherein the PBX has a state change notification unit for transmitting a state change of the extension telephone to the CTI server, and the CTI server performs a state change notification. A CTI event receiving unit connected to the unit, a PC address storage unit storing a network address of a client PC in the own network, an extension number storage unit storing an extension number of the extension telephone, and an extension telephone when the CTI is operated. The client installed in association with the extension number and extension phone of An extension number / PC address correspondence table storage unit that stores the network address of the PC in pairs, and a PC control control unit. The PC control control unit refers to the PC address storage unit to Out of the extension telephones connected to the PC of interest among the extension telephones, a command for controlling the extension telephone of interest is issued via the network, and the state change of the extension telephone of interest caused by the instruction is transmitted via the state change notification unit to the CTI. The event receiving unit determines which of the plurality of extension telephones has changed the state of the extension telephone, and the network address and the extension of the client PC whose status changes in the extension number / PC address correspondence table storage unit A configuration is provided in which the telephone number is written in association with the extension number.

As a result, a PBX / computer interlocking system can be obtained in which the correspondence can be set easily and in a short time without human intervention.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The PBX according to claim 1 of the present invention
The computer-linked system connects the PBX, a plurality of extension telephones connected to the PBX, a CTI server that controls the PBX in a comprehensive manner, a client PC installed in association with the extension telephone, and the extension telephone and the client PC. PB composed of an extension / PC connection cable, a network connecting the client PC and the CTI server, and a CTI link connecting the CTI server and the PBX.
An X / computer interlocking system, wherein the PBX has a status change notification unit for transmitting a status change of the extension telephone to the CTI server, the CTI server includes a CTI event reception unit connected to the status change notification unit, and a local network. That stores the network address of the client PC in the P
A C address storage unit, an extension number storage unit that stores the extension number of the extension telephone, and a pair of the extension number of the extension telephone and the network address of the client PC installed in association with the extension telephone during CTI operation. Extension number / PC address correspondence table storage unit and a PC control control unit. The PC control control unit refers to the PC address storage unit and connects to a PC of interest among a plurality of extension telephones. A command for controlling the extension telephone of interest, which is a designated extension telephone, via a network, and receiving a change in state of the extension of interest by the command by a CTI event receiving unit via a state change notification unit; Out of which of the extension telephones has changed, and the client P pays attention to the extension number / PC address correspondence table storage unit. In which the network address and the state of the are and be written in association with the extension number of the extension telephone which has changed.

With this configuration, the client P of interest
The extension number of the extension telephone connected to C is automatically detected, and the network address of the client PC of interest and the extension number of the extension telephone whose status has changed are stored in association with each other.

According to a second aspect of the present invention, there is provided a PBX / computer interlocking system according to the first aspect, wherein the PBX receives CTI control for changing the state of the extension telephone instead of the state change notifying unit. The CTI server includes a CTI control transmitting unit connected to the CTI control receiving unit for controlling the extension telephone in place of the CTI event receiving unit, and further includes an extension control control instead of the PC control control unit. The control unit for extension control refers to the extension number storage unit, and outputs a command for changing the state of the extension telephone of interest among the plurality of extension telephones via the CTI control transmission unit. Client P that has changed the state of the extension telephone
A status change notification is received from C via the network, and which client PC is notified of the status change when the status of any of the plurality of extension telephones is changed, is stored in an extension number / PC address correspondence table. In this section, the network address of the client PC and the extension number of the extension telephone of interest are written in association with each other.

With this configuration, the client PC corresponding to the extension telephone of interest is automatically detected, and the network address of the client PC and the extension number of the extension telephone of interest are stored in association with each other.

A PBX / computer interlocking system according to a third aspect of the present invention is the PBX / computer interlocking system according to the first aspect, wherein the client PC is located between the PBX and the extension telephone instead of the extension / PC connection cable.
A PBX / computer interlocking system including a modem connected to C, wherein the CTI server includes a modem control controller instead of the PC control controller, and the modem control controller includes a PC address storage unit. Referring to the modem connected to the client PC of interest among the plurality of client PCs, a command to change the state of the extension telephone connected to the modem is issued via the network, and the state change of the extension telephone is referred to as the modem. C via the state change notification unit
The TI event receiver receives the information, determines which of the plurality of extension telephones has changed the state of the extension telephone, and changes the network address and the state of the client PC of interest in the extension number / PC address correspondence table storage unit. The extension number of the extension telephone is written in association with the extension number.

With this configuration, the client P of interest
The extension number of the extension telephone corresponding to the modem connected to C is automatically detected, and the network address of the client PC of interest and the extension number of the extension telephone whose status has changed are stored in association with each other. .

(Embodiment 1) FIG. 1 is a block diagram showing a PBX / computer interlocking system according to Embodiment 1 of the present invention.

In FIG. 1, 1A is a PBX (Private Branch Exchange), 2A is a CTI server that controls the PBX 1A in an integrated manner, 3a, 3b,..., 3z are extension telephones, 4a, 4b,. .., 4z are the client PCs 5a, 5b,..., 5z installed in association with the extension telephones 3a, 3b,.
a, 3b,..., 3z and client PCs 4a, 4
b,..., 4z
PC connection cable, 6 is client PC 4a, 4b,
.., A network connecting 4z and the CTI server 2A, 7 connecting the PBX 1A and the CTI server 2A,
A CTI link, which is a communication path for exchanging instructions from the TI server 2A to the PBX 1A, 11 is a PBX 1
.., 3z connected to the A, a state change notification unit for transmitting the change to the CTI server 2A, 21 is connected to the state change notification unit 11, and from the PBX 1A. CTI receiving notification of status change
An event receiving unit, 22 is a PC address storage unit that stores a network address of a client PC in the own network, and 23 is an extension telephone 3 connected to the PBX 1A.
An extension number storage unit storing extension numbers a, 3b,..., and 3z. An extension 24 stores an extension telephone set and a network address of a client PC installed in association with the extension telephone number during CTI operation. A number / PC address correspondence table storage unit 25 is a control unit for PC control. The PC control control unit 25 includes a PC address storage unit 22.
And the client P having the IP address of interest
A command is issued to C to change the state of the extension telephone,
If the CTI event receiving unit 21 is the extension telephone 3a, 3b,.
When the status change of 3z is received, the corresponding extension number is associated with the IP address and written into the extension number / PC address correspondence table storage unit 24.

The operation of the PBX / computer interlocking system configured as described above will be described with reference to FIG. FIG. 2 is a flowchart showing the operation of the PBX / computer interlocking system of FIG. Here,
For the sake of simplicity, the following (premises 1 to 4) are assumed. This premise is the same in the second and third embodiments described later.

(Premise 1) The CTI server 2A is notified in advance of the addresses of all PCs in its own network. For example, Microsoft's Windows 95, which has been widely used as a PC OS in recent years, uses TCP / IP as a protocol and periodically exchanges its own P
By broadcasting the address of C, the IP address of another PC (host) in the own network is stored. As a result, the IP addresses of all the PCs in the own network are registered in advance in the PC address storage unit 22 in the CTI server 2A.

(Premise 2) The CTI server 2A uses the PBX 1
At the time of connection with A, dedicated software for communicating with the PBX 1A is introduced, and necessary settings are made. At this time, what the extension number space of the connected PBX 1A is is also set. For example, in the present embodiment, the space of the extension number of the connected PBX 1A is 101 to 69.
Up to 9. Thereby, the extension number storage unit 23 stores
The extension number of the connected PBX 1A is registered in advance.

(Premise 3) In this embodiment, a network based on Ethernet is assumed as the network 6, and TCP / IP is used as a communication protocol. Therefore, the PC on the network 6
The following description will be made assuming that the address of the IP address is identified by the IP address.

(Premise 4) The software required for the CTI system in the present embodiment is already
a, 4b,..., 4z.
Therefore, the CTI in the PC in the network 6
The software makes it possible to distinguish between those who are clients and those who are not. The distinction is P
A method is possible in which a certain request is sent to C, and if there is a response, the client is not a CTI client if there is no response.

Next, the operation of the PBX / computer interlocking system of FIG. 1 will be described with reference to FIG. FIG. 2 is a flowchart showing the operation of the PBX / computer interlocking system of FIG.

In FIG. 2, first, the PC control controller 2
5 refers to the PC address storage unit 22 and sets the P
The network address of C is extracted (S1). Here, the IP address 179.23.13.
Description will be made assuming that 1 has been taken out. It is also assumed that the client PC having the IP address 179.23.13.1 is the PC 4a. Next, the PC control controller 25
Is the client PC with the extracted IP address
4a, a request is made to "off-hook the extension telephone 3a connected by the extension / PC connection cable 5a" (S2). If the PC 4a is a CTI client (that is, a client PC), software for the CTI client is already installed in the PC 4a. In this case, ACK is returned to the PC control controller 25 of the CTI server 2A via the network 6 in response to the request (S3). If the PC having the IP address is not a CTI client, the PC control control unit 25 cannot receive a response, and the process proceeds to step S10 (S3). Here, the description is continued assuming that ACK has been returned.

Next, the client PC 4a receives the above command and issues a command to "off-hook" to the extension telephone 3a connected by the extension / PC connection cable 5a (S4). The extension telephone 3a receives the above command and sets the extension to an off-hook state (S5). Here, the telephone number of the off-hook extension telephone 3a is 30
Continue explanation as if it was 1. Next, the state change notification unit 11 inside the PBX 1A sends the extension telephone 3a of the extension number 301.
Is detected to be off-hook (S6). Then
The state change notification unit 11 transmits the CTI
The CTI event receiving unit 21 in the server 2A is notified that the extension telephone 3a of the extension number 301 has been off-hook (S7). The CTI event receiving unit 21 receives the notification that the extension number 301 has been off-hook, and the PC control control unit 25 transmits the extension number / PC address correspondence table storage unit 24 by the notification via the CTI event receiving unit 21.
The IP address “179.2” of the client PC 3a
3.13.1 "and the extension number" 301 "are written in association with each other (S8).
Referring to the address storage unit 22, it is checked whether there is an IP address to be tried next (S9). If there is still an IP address, the process proceeds to step S10, and if not, the process is terminated. If it is determined that the IP address remains, the PC control control unit 2
5 refers to the PC address storage unit 22, focuses on the next IP address to be tried, and returns to step S2 (S1).
0).

As described above, it is checked whether the PC corresponding to all IP addresses is a CTI client. If the PC is a CTI client, the IP address and the corresponding extension number are paired. It is written into the extension number / PC address correspondence table storage unit 24.

FIG. 3 is a table data diagram showing the contents of the completed extension number / PC address correspondence table storage unit 24. As shown in FIG. 3, the IP address “179.
23.13.1 "and the extension number" 301 "correspond to each other.

As described above, in the present embodiment, the PC control control unit 25 refers to the PC address storage unit 22 and
A command for controlling the extension telephone 3a which is the extension telephone connected to the PC 4a of interest out of the plurality of extension telephones 3a, 3b,..., 3z is issued via the network 6, and the extension of interest generated by the instruction is issued. The status change of 3a is notified to the CTI event receiving unit 2 via the status change notification unit 11.
1 to determine which of the plurality of extension telephones has changed the state of the extension telephone, and pay attention to the extension number / PC address correspondence table storage unit 24 of the client PC 4.
By associating and writing the network address of a with the extension number of the extension telephone 3a whose status has changed, the extension number of the extension telephone 3a connected to the client PC 4a of interest is automatically detected and attention is paid. Since the network address of the client PC 4a and the extension number of the extension telephone 3a whose status has changed can be stored in association with each other, the network address of the PC and the extension number of the extension telephone can be easily and inexpensively operated in a short time. Can be set for the corresponding relationship.

(Embodiment 2) FIG. 4 is a block diagram showing a PBX / computer interlocking system according to Embodiment 2 of the present invention.

In FIG. 4, extension telephones 3a, 3b,.
.., 3z, client PCs 4a, 4b,..., 4
z, extension / PC connection cables 5a, 5b, ..., 5
z, the network 6, the CTI link 7, the PC address storage unit 22, the extension number storage unit 23, and the extension number / PC address correspondence table storage unit 24 are the same as those in FIG.
The same reference numerals are given and the description is omitted. 1B is a PBX (private branch exchange), 2B is a CTI server, and 12 is a CTI server 2.
B receives the command, and the extension telephones 3a, 3b,.
..CTI control receiving section for changing 3z state, 26
Sends a command issued by the extension control unit 27 described later to the PBX 1
A CTI control transmitting unit for notifying the CTI control receiving unit 12 in B via the CTI link 7, and 27 is a control unit for extension control. The extension control unit 27 includes a CTI control transmission unit 26.
To the extension number storage unit 23, and issues a command to change the state of the extension telephone of interest. The PC connected by the extension / PC connection cable 5a detects a change in the state of the extension telephone, and informs that effect. When notified to the CTI server 2B, the corresponding IP address is associated with the extension number of the extension telephone whose state has been changed and written into the extension number / PC address correspondence table storage unit 24.

The operation of the PBX / computer interlocking system configured as described above will be described with reference to FIG. FIG. 5 is a flowchart showing the operation of the PBX / computer interlocking system of FIG.

In FIG. 5, first, the extension control section 2
7 refers to the extension number storage unit 23 and extracts the extension number at the head (S11). Here, it is assumed that 301 has been taken out. It is also assumed that the extension telephone having the extension number 301 is the telephone 3a. Next, the extension control section 27 reads "the extension telephone 3a having the extracted extension number.
Off-hook ”the CTI control transmitting unit 26
The CTI control transmitting unit 26 outputs the above-mentioned command to “off-hook the extension telephone 3a” to the CTI control receiving unit 12 in the PBX 1B through the CTI link 7 (S12).

Next, the CTI control receiver 12 instructs the extension telephone 3a of the extension number 301 to go off-hook (S14), and the extension telephone 3a goes off-hook (S1).
5). If the extension telephone 3a is a CTI client, there is a corresponding client PC. If the extension 3a is not a CTI client, the corresponding P
C does not exist and even if extension 3a is off-hook,
No PC will detect this. Here, the description is continued assuming that the extension telephone 3a is a CTI client. Next, the client PC 4a enters the extension / PC
It is detected that the extension telephone 3a goes off-hook through the connection cable 5a (S16). Client PC 4a
Notifies the CTI server 2B via the network 6 that the extension telephone 3a of the extension number 301 has been hooked off together with the IP address of the client PC 4a (S17). Here, the IP address is 17
The description is continued as if it was 9.23.13.1. Next, the extension control unit 27 is notified that the extension telephone 3a with the extension number 301 has been off-hook and that the client PC 4a with the IP address 179.23.13.1 has detected the off-hook. The extension control unit 27 includes:
The IP number is stored in the extension number / PC address correspondence table storage unit 24.
The address “179.233.13.1” and the extension number “30”
Then, the extension control unit 27 refers to the extension number storage unit 23 to check whether there is an extension number to be tried next (S19), and the remaining number is left. If it is determined that there is an extension number to be tried in step S19, the extension control unit 27 refers to the extension number storage unit 23, and then proceeds to step S20. Pay attention to the extensions to try,
It returns to step S14 (S20).

As described above, it is checked whether or not the extension telephone corresponding to all the extension telephones is the CTI client. If the extension telephone is the CTI client, the IP address of the PC corresponding to the extension telephone is set to the extension number.・
The data is written into the PC address correspondence table storage unit 24.

As described above, in the present embodiment, the extension control section 27 refers to the extension number storage section 23 to issue a command for changing the state of the extension phone of interest among a plurality of extension phones. It outputs via the CTI control transmission unit 26, changes the state of the extension telephone of interest, receives a notification of the state change from the client PC that has detected the state change via the network 6, and selects one of the plurality of extension telephones Client P
It is checked whether or not the status change is notified to C, and the network address of the client PC and the extension number of the extension telephone of interest are written in the extension number / PC address correspondence table storage unit 24 in association with each other. The client PC corresponding to the extension telephone can be automatically detected, and the network address of the client PC and the extension number of the extension telephone of interest can be stored in association with each other. It is possible to set the correspondence between the network address of the PC and the extension number of the extension telephone in a short time.

(Embodiment 3) FIG. 6 is a block diagram showing a PBX / computer interlocking system according to Embodiment 3 of the present invention.

In FIG. 6, PBX 1A, CTI server 2A, extension telephones 3a, 3b,... 3z, client PCs 4a, 4b,... 4z, extension / PC connection cables 5a, 5b,. , Network 6, C
TI link 7, state change notification unit 11, CTI event reception unit 21, PC address storage unit 22, extension number storage unit 2
3. Since the extension number / PC address correspondence table storage unit 24 is the same as that in FIG. 1, the same reference numerals are given and the description is omitted. .., 8z are modems located between the PBX 1A and the extension telephones 3a, 3b,..., 3z and connected to the client PCs 4a, 4b,. It is a control unit. The modem control control unit 28 refers to the PC address storage unit 22 and issues a command to change the state of the extension to the modem connected to the PC having the IP address of interest. When the status change of No. 3 is received, the corresponding extension number is associated with the IP address and written into the extension number / PC address correspondence table storage unit 24.

The operation of the PBX / computer interlocking system thus configured will be described with reference to FIG. FIG. 7 is a flowchart showing the operation of the PBX / computer association system of FIG.

Referring to FIG. 7, first, the modem control control unit 28 refers to the PC address storage unit 22 and extracts the network address of the head PC (S21). Here, the IP address 179.23.1 is used as the address.
Description will be made assuming that 3.1 has been taken out. Also, IP
Client P with address 179.23.13.1
C is assumed to be PC4a. Next, the modem control control unit 28 issues a request to the PC 4a having the extracted IP address to “off-hook the extension telephone 3a connected by the extension / PC connection cable 5a” (S22). ). If the PC 4a is a CTI client, the software for the CTI client is already
4a. In this case, in response to the above request,
An ACK is returned to the modem control controller 28 of the CTI server 2A via the network 6 (S23). If the PC having the above IP address is not a CTI client, the modem control unit 28 cannot receive a response, and therefore refers to the PC address storage unit 22 and extracts the next IP address to be tried. , Step S
The process proceeds to S22 (S23, S30). Here, the description is continued assuming that ACK has been returned.

Next, the client PC 4a receives the command and issues an off-hook command to the modem 8a (S24). The modem 8a goes off-hook on the connected line (S25). Here, the telephone number of the extension telephone 3a connected to the off-hook line is 3
The explanation is continued assuming that it was 01. Next, the state change notification unit 11 inside the PBX 1A detects that the line with the extension number 301 has been hooked off (S26). Next, the state change notification unit 11 sends the “extension number 30” to the CTI event reception unit 21 in the CTI server 2A through the CTI link 7.
1 is off-hook "(S27).
The CTI event receiving unit 21 receives the notification that the extension number 301 is off-hook, and stores the IP address “179.23.1” in the extension number / PC address correspondence table storage unit 24.
(S28) The modem control unit 28 refers to the PC address storage unit 22 and checks whether there is an IP address to be tried next (S28). S29) If there is still an IP address, the process proceeds to step S22, otherwise, the process ends.
The modem control control unit 28 refers to the PC address storage unit 22, pays attention to the next IP address to be tried, and returns to step S22 (S30).

As described above, it is checked whether the PC corresponding to all IP addresses is a CTI client. If the PC is a CTI client, the extension number corresponding to the IP address is the extension number / PC address correspondence. It is written into the table storage unit 24.

As described above, in the present embodiment, the modem control control unit 28 refers to the PC address storage unit 22 to the modem connected to the client PC of interest among the plurality of client PCs. An instruction to change the state of the extension telephone connected to the extension telephone is issued via the network, and a change in the state of the extension telephone is received by the CTI event receiving unit 21 via the modem and the state change notification unit. It is determined which extension telephone has changed state, and the network address of the client PC to be noted and the extension number of the extension telephone whose state has changed are written in the extension number / PC address correspondence table storage unit 24 in association with each other. Automatically changes the extension number of the extension telephone corresponding to the modem connected to the client PC of interest. Can be known, it is possible to store in association with the extension number of the extension telephone network address and status of the client PC has changed to focus, easily and in a short time not applied manpower, PC
Of the correspondence between the network address of the user and the extension number of the extension telephone can be set.

[0042]

As described above, according to the PBX / computer interlocking system according to the first aspect of the present invention, P
BX, a plurality of extension telephones connected to the PBX, and a PB
A CTI server for controlling X in general, a client PC installed in association with the extension telephone, an extension / PC connection cable for connecting the extension telephone and the client PC,
An interlocking system of a PBX and a computer comprising a network connecting a client PC and a CTI server and a CTI link connecting the CTI server and the PBX, wherein the PBX transmits a status change of the extension telephone to the CTI server. A CTI server having a notification unit, a CTI event reception unit connected to the state change notification unit, a PC address storage unit storing a network address of a client PC in the own network, and an extension number of the extension telephone An extension number / PC address correspondence table storage unit for storing the extension number of the extension telephone set and the network address of the client PC installed in association with the extension telephone set during operation of the CTI; And a control unit for controlling the PC. A command to control the extension telephone of interest, which is the extension telephone connected to the PC of interest among the plurality of extension telephones, is referred to by referring to the network storage unit, and the state change of the extension telephone of interest caused by the instruction is issued. Is received by the CTI event receiving unit via the state change notifying unit, and it is determined which of the plurality of extension telephones has changed the state of the extension telephone, and the client PC paying attention to the extension number / PC address correspondence table storage unit By associating the network address with the extension number of the extension telephone whose status has changed,
The extension number of the extension telephone connected to C can be automatically detected, and the network address of the client PC of interest and the extension number of the extension telephone whose status has changed can be stored in association with each other. In addition, there is an advantageous effect that the correspondence between the network address of the client PC of interest and the extension number of the extension telephone whose status has changed can be set in a short time without human intervention.

According to the PBX / computer interlocking system according to the second aspect, in the PBX / computer interlocking system according to the first aspect, the PBX changes the state of the extension telephone instead of the state change notification unit. The CTI server comprises a CTI control transmitting unit for controlling the extension telephone connected to the CTI control receiving unit instead of the CTI event receiving unit, and further comprises an extension control instead of the PC control control unit. The control unit for extension control refers to the extension number storage unit, and outputs a command for changing the state of the extension phone of interest among the plurality of extension phones via the CTI control transmission unit. The state of the extension telephone of interest is changed, a state change notification is received from the client PC that has detected the state change via the network, and a plurality of It checks which extension PC among the telephones changes the status of which client PC is notified of the status change, and stores the network address of the client PC in the extension number / PC address correspondence table storage unit and the extension number of the extension telephone to be noted. Can be automatically detected, and the client PC corresponding to the extension phone of interest can be automatically detected.
Can be stored in association with the extension number of the extension telephone of interest, so that the network address of the client PC and the extension number of the extension telephone of interest can be stored easily and in a short time without human intervention. The advantageous effect that the correspondence can be set can be obtained.

According to the PBX / computer interlocking system according to the third aspect, in the PBX / computer interlocking system according to the first aspect, instead of the extension / PC connection cable, the system is located between the PBX and the extension telephone. A PBX / computer interlocking system including a modem connected to a client PC, wherein the CTI server includes a modem control controller instead of the PC control controller, and the modem control controller includes a PC address storage unit. With reference to the above, a command for changing the state of the extension telephone connected to the modem is issued to the modem connected to the client PC of interest out of the plurality of client PCs via the network,
The state change of the extension telephone is received by the CTI event receiving unit via the modem and the state change notification unit, and it is determined which of the plurality of extension telephones has changed the state of the extension telephone,
An extension telephone corresponding to the modem connected to the client PC of interest by writing the network address of the client PC of interest and the extension number of the extension telephone whose status has changed in association with the extension number / PC address correspondence table storage unit. Can be automatically detected, and the network address of the client PC of interest and the extension number of the extension telephone whose status has changed can be stored in association with each other. An advantageous effect is obtained that the correspondence between the network address of the client PC of interest and the extension number of the extension telephone whose status has changed can be set in a short time.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a PBX / computer interlocking system according to a first embodiment of the present invention;

FIG. 2 is a flowchart showing the operation of the PBX / computer interlocking system of FIG. 1;

FIG. 3 is a table data diagram showing the contents of a completed extension / PC address correspondence table storage unit;

FIG. 4 is a block diagram showing a PBX / computer interlocking system according to a second embodiment of the present invention;

FIG. 5 is a flowchart showing the operation of the PBX / computer interlocking system of FIG. 4;

FIG. 6 is a block diagram showing a PBX / computer interlocking system according to a third embodiment of the present invention.

FIG. 7 is a flowchart showing the operation of the PBX / computer interlocking system of FIG. 6;

[Explanation of symbols]

 1A, 1B PBX (private branch exchange) 2A, 2B CTI server 3a, 3b,..., 3z extension telephone 4a, 4b,..., 4z client PC 5a, 5b,. Network 7 CTI link 8a, 8b, ..., 8z Modem 11 State change notification unit 12 CTI control receiving unit 21 CTI event receiving unit 22 PC address storage unit 23 Extension number storage unit 24 Extension number / PC address correspondence table storage unit 25 Control unit for PC control 26 CTI control transmission unit 27 Control unit for extension control 28 Control unit for modem control

Claims (3)

[Claims] 1. A PBX, a plurality of extension telephones connected to the PBX, a CTI server for controlling the PBX in general, a client PC installed in association with the extension telephone, the extension telephone, An extension / PC connection cable for connecting the client PC, a network connecting the client PC and the CTI server,
An interlocking system of a PBX and a computer configured with the CTI server and a CTI link connecting the PBX, wherein the PBX has a state change notification unit that transmits a state change of the extension telephone to the CTI server, The CTI server includes a CTI event receiving unit connected to the state change notification unit, and a PTI storing a network address of the client PC in the own network.
A C address storage unit, an extension number storage unit storing an extension number of the extension telephone, and a pair of the extension number of the extension telephone and a network address of a client PC installed in association with the extension telephone during CTI operation. An extension number / PC address correspondence table storage unit and a control unit for PC control, wherein the control unit for PC control refers to the PC address storage unit, and A command for controlling the extension phone of interest, which is the extension phone connected to the client PC of interest, is issued via the network, and the status change of the extension phone of interest caused by the command is transmitted via the status change notification unit. The CTI event receiving unit receives and determines which of the plurality of extension telephones has changed the state of the extension telephone, The PBX, wherein the network address of the PC of interest and the extension number of the extension telephone whose status has changed are written in the extension number / PC address correspondence table storage unit in association with each other.
Computer interlocking system. 2. The PBX includes a CTI control receiving unit that changes the state of the extension telephone, instead of the state change notifying unit, and the CTI server replaces the CTI event receiving unit with the CTI control. A CTI control transmission unit connected to a reception unit for controlling the extension telephone;
An extension control unit is provided in place of the C control unit, and the extension control unit changes the state of the extension telephone of interest among the plurality of extension telephones with reference to the extension number storage unit. And outputs a command for changing the state of the extension telephone of interest via the network, from the client PC that has detected the state change, via the network. It checks which of the extension telephones changes the status of the extension telephone to which client PC is notified of the status change, and stores the network address of the client PC and the extension telephone of interest in the extension number / PC address correspondence table storage unit. The PBX / computer interlocking system according to claim 1, wherein the extension number is written in association with the extension number. 3. A PBX / computer interlocking system comprising a modem connected between said PBX and said extension telephone and connected to said client PC, instead of said extension / PC connection cable, said CTI server Comprises a control unit for modem control instead of the control unit for PC control, and the control unit for modem control refers to the PC address storage unit and connects to the client PC of interest among the plurality of client PCs. A command for changing the state of the extension telephone connected to the modem is issued to the set modem via the network, and the state change of the extension telephone is notified to the CTI via the modem and the state change notification unit. An event receiving unit receives and determines which of the plurality of extension telephones has changed the state of the extension telephone. PBX of claim 1, wherein the writing in correspondence with the extension number of the extension telephone said network address of the client PC status is changed to the focus on PC address correspondence table storage unit
・ Computer interlocking system.