JPH08214351A - Method for providing direct inward dialling service - Google Patents

Abstract

PURPOSE: To appropriately use different additional services for respective direct inward dialling numbers by providing the direct inward dialling numbers and additional service numbers in subscriber data in correspondence and executing a control process corresponding to the additional service recorded corresponding to the received direct inward dialling number. CONSTITUTION: An I interface subscriber system module ISM is provided with service contract data for discriminating the presence/absence of the contract of direct inward dialling service and the telephone number of a subscriber and the subscriber data provided with the plural direct inward dialling numbers corresponding to the telephone number of the subscriber. Then, control is performed so as to extract the subscriber data provided with the received direct inward dialling number at the time of an incoming call to a digital extension telephone set by the direct inward dialling number, judge that the incoming call is a direct inward dialling call when the service contract data are present, send out the extension number of the digital extension telephone set extracted based on the received number to a digital exchange and terminate the call to the prescribed digital extension telephone set.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of providing a specific supplementary service of INS Net.

[0002]

2. Description of the Related Art Conventionally, a contract for each subscriber line number is permitted for a specific additional service of INS Net. Therefore, at the time of making / receiving a call, the presence or absence of a contract condition is determined for each contractor line number for the selected service.

FIG. 6 is a diagram showing an outline of a conventional example, and is a diagram showing an example in which additional services A, B and C are contracted to a predetermined subscriber line number, and FIG. It is a figure which shows the example of the subscriber data in the conventional ISM. The ISM is an I interface subscriber system module and is a subscriber system exchange for the INS net.

In this conventional example, the supplementary service available by dial-in number 1 is supplementary service A,
The supplementary services of B and C that can be used by the dial-in number 2 are supplementary services A, B, and C, and the supplementary services that can be used by the dial-in numbers 3 and 4 are the same as above. That is, in the above conventional example, the additional services that can be used by each of the dial-in numbers 1 to 4 are the same as the additional services A, B, and C contracted with the contractor line number.

Therefore, it is not possible to properly use different additional services for each dial-in number, and this limits the expansion of the number of users and the use of services.

[0006]

As described above, in the conventional example, there is a problem that it is not possible to meet the user's desire to use different additional services for each dial-in number.

It is an object of the present invention to provide a method of providing a dial-in service, which can use different additional services for each dial-in number.

[0008]

According to the present invention, subscriber data including a received dial-in number is extracted at the time of receiving an incoming call to a digital extension telephone by a dial-in number, and if service contract data exists, the subscriber data is extracted. Dial-in that determines that the incoming call is a dial-in call, sends the extension number of the digital extension telephone extracted based on the received dial-in number to the digital extension exchange, and controls it so that it will be received by a predetermined digital extension telephone. A method of providing a service, wherein a dial-in number and additional service type data are provided in the subscriber data in association with each other, and when a dial-in call is received, it is received from the subscriber data including the received dial-in number. Acquired the supplementary service recorded corresponding to the dial-in number, and supported this supplementary service. And executes the control process.

[0009]

According to the present invention, the dial-in number and the additional service type data are provided in the subscriber data in association with each other, and when a dial-in call is received, the dial data received from the subscriber data including the received dial-in number is received. Since the supplementary service recorded corresponding to the IN number is acquired and the control process corresponding to the supplementary service is executed, different supplementary services can be used for each dial-in number.

[0010]

FIG. 1 is a diagram showing the outline of an embodiment of the present invention.

This embodiment is provided with a digital extension exchange that accommodates a plurality of digital extension telephones, and an I interface subscriber system module that is connected to the subscriber exchange and provides a user / network interface that is an interface of an ISDN line. The I-interface subscriber system module stores subscriber's telephone number, service contract data for identifying whether or not there is a contract for dial-in service, and subscriber data including a plurality of dial-in numbers corresponding to the subscriber's telephone number. Have. Then, at the time of receiving an incoming call to the digital extension telephone by the dial-in number, the subscriber data including the received dial-in number is extracted, and if the service contract data exists, it is determined that the incoming call is a dial-in call, The extension number of the digital extension telephone set, which is extracted based on the received dial-in number, is sent to the digital extension exchange so that the predetermined extension telephone number is received.

[0012] ISM is an I interface subscriber system module, which is a subscriber system exchange for the INS net. This ISM is a contract for an additional service for each dial-in number given to the subscriber line number. When you make / receive a call for the selected service,
The contract condition is determined for each dial-in number.

In the embodiment shown in FIG. 1, the supplementary service A is contracted to the dial-in number 1, the supplementary service B is contracted to the dial-in number 2, and the supplementary service C is contracted to the dial-in number 3. , Dial-in number 4
Has no additional service contracts.

That is, in the above embodiment, the subscriber data is composed of data in which the additional service type data is provided for each dial-in number, and when the ISM dial-in call is received, the received dial-in number is received. From the subscriber data including, the additional service recorded corresponding to the received dial-in number is acquired, and the control process corresponding to this additional service is executed.
This makes it possible to provide additional services corresponding to dial-in numbers.

Next, the operation of the above embodiment will be described.

In this embodiment, in order to provide the supplementary service for each dial-in number, a new subscriber data structure and a new call process based on the subscriber data structure are performed.

FIG. 2 is a flowchart showing the service processing in the above embodiment.

In the call processing at the time of making and receiving a call in the above embodiment, it is judged whether or not there is a dial-in service contract, and if there is a contract, a call for determining whether or not additional service can be provided for each dial-in number. Perform processing.

That is, when an incoming / outgoing call is made to the subscriber line, it is first determined whether or not there is a dial-in service contract (S1). If there is no such contract, it is determined whether or not the service can be provided for each subscriber line number as in the conventional case, and if the service can be provided (S2, S
3) Then, the additional service is activated (S4). If the service cannot be provided (S2, S3), processing such as restoration and disconnection is performed (S7).

On the other hand, if there is a dial-in service contract (S1), an additional service is searched for each dial-in number of the contractor's line number, and if the service can be provided (S5, S6), the dial-in is performed. The additional service contracted for each number is activated (S4). If the service cannot be provided (S2, S3), processing such as restoration and disconnection is performed (S7).

FIG. 3 is a diagram showing an example of subscriber data in the above embodiment. As shown in FIG. 3, the subscriber in the above embodiment can set an additional service for each dial-in number.

In the above embodiment, the data structure is such that the dial-in service contract is the subscriber data of the contractor line number and the additional service contract is attached to each dial-in number. As a result, it becomes possible to make a contract for each dial-in number, and it is possible to determine whether or not the additional service can be provided for each dial-in number.

FIG. 4 is a diagram comparing the difference in structure between the conventional subscriber data shown in FIG. 7 and the subscriber data of the embodiment shown in FIG.

FIG. 4 shows the conventional subscriber data.
As shown in (1), since the additional service contract has a data structure associated with the subscriber line number, there is no additional service contract for each dial-in number. Whether or not additional services can be provided is determined.

FIG. 5 shows additional service providing conditions.
It is a figure which shows the case where the said Example and a prior art example are compared.

In the above embodiment, the contract conditions are different for each dial-in number 1, 2, 3 and are the additional services A, B, and C, respectively. In the conventional example, the contract conditions are set for each dial-in number. There is no concept of deciding, and the contract conditions are defined for each subscriber line number unit, and the additional services are A, B, and C.

In the above-described embodiment, since the contract for the additional service can be made for each dial-in number, the convenience of the PBX user, the type 2 business operator, etc. is improved, and the number of users / service utilization can be expected to increase.

[0028]

According to the present invention, different additional services can be used for each dial-in number.

[Brief description of drawings]

FIG. 1 is a diagram showing an outline of an embodiment of the present invention.

FIG. 2 is a flowchart showing a service process in the above embodiment.

FIG. 3 is a diagram showing an example of subscriber data in the above embodiment.

FIG. 4 is a diagram showing an example of a subscriber data structure in the embodiment and the conventional example.

FIG. 5 is a diagram showing a case where the above-mentioned embodiment and a conventional example are compared with respect to additional service providing conditions.

FIG. 6 is a diagram showing an outline of a conventional example.

FIG. 7 is a diagram showing an example of subscriber data in the conventional ISM.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hiromichi Kasahara 1-1-6 Uchisaiwaicho, Chiyoda-ku, Tokyo Nihon Telegraph and Telephone Corporation

Claims (1)

[Claims] 1. A digital extension exchange that accommodates a plurality of digital extension telephones and an ISDN connected to a subscriber exchange.
An I-interface subscriber system module that provides a user / network interface that is a line interface. The I-interface subscriber system module is a service contract data for identifying a subscriber's telephone number and whether or not a dial-in service contract exists. And subscriber data including a plurality of dial-in numbers corresponding to the telephone number of the subscriber, and when the digital extension telephone set receives the dial-in number, the subscriber data including the received dial-in number. If the service contract data exists, it is determined that the incoming call is a dial-in call, and the extension number of the digital extension telephone extracted based on the received dial-in number is set to the digital extension. Send it to the exchange and receive it on the specified digital extension telephone. A method of providing a dial-in service, in which the subscriber data is configured by data in which additional service type data is provided for each dial-in number, and when the dial-in call is received, this is received. Providing a dial-in service characterized by acquiring the supplementary service recorded corresponding to the received dial-in number from the subscriber data including the dial-in number and executing the control process corresponding to this supplementary service. Method.