JP5051652B2 - Reconnection system between telephone exchange device and PC, reconnection method thereof, and reconnection program thereof - Google Patents

Description

  The present invention relates to a reconnection system between a telephone exchange device and a PC, a reconnection method thereof, and a reconnection program thereof.

  When configuring a system in which multiple telephone switching devices (main devices) and a PC are connected, one of the multiple telephone switching devices is operated as the main main device, and the main main device and the PC are connected. System to operate.

  Specifically, the telephone exchange device is provided with a plurality of sub-main devices that back up the main main device, and the application operating on the PC recognizes the IP address of the main main device. There is a configuration in which they are connected by a LAN, and a PC and a plurality of sub-main devices are connected by a LAN.

  When configured as described above, when the main main unit of the telephone exchange device stops due to a failure or the like and switches to the sub main unit, the main main unit connected on the application side running on the external PC to which the user is connected It was necessary to manually set the IP address of the device.

  An example of a telephone system is described in Patent Document 1.

  In the telephone system of Patent Document 1, each IP telephone receives control information from the key telephone main device in the return time storage unit of the key telephone main device in a PC device or the like connected to the key telephone main device. A return time for transmitting the control information for operating the operation unit of each IP telephone to the key telephone main apparatus is stored in advance. Then, the control unit of the key telephone main device puts the return time stored in the return time storage unit on the user information of the control information to be transmitted to each IP telephone, and according to the transmission cycle stored in the transmission cycle storage unit Transmit to the LAN transmission path via the MAC.

  Although the PC device is connected to the key telephone main device, when the key phone main device stops due to a failure or the like and switches to the sub button telephone main device, the PC device starts up on the connected PC device. It is necessary to manually reset the IP address of the key telephone main unit to be connected on the application side.

  An example of an IP telephone system is described in Patent Document 2. In the IP telephone system of Patent Document 2, the IP main unit / private branch exchange and the personal computer are connected to the LAN through the LAN interface unit, and the serial bus interface unit of the personal computer is connected to the serial bus to which the IP telephone is connected.

  The server of the IP main unit / private branch exchange automatically sets the IP address of the IP telephone by the DHCP server function, and the call control unit controls incoming and outgoing calls of the IP telephone. The protocol conversion unit of the personal computer performs conversion between a LAN protocol for connecting to the IP main unit / private branch exchange and a serial bus protocol for connecting the IP telephone from the personal computer.

  Although the personal computer is connected to the IP main unit / private branch exchange, if the IP main unit / private branch exchange stops due to a failure or the like and switches to the sub IP main unit / private branch exchange, the user is connected to the personal computer It is necessary to manually reset the IP address of the main IP / private branch exchange to be connected on the running application side.

  An example of an IP telephone system is described in Patent Document 3. The IP telephone system disclosed in Patent Document 3 includes a redundant main control device having an active main control device, a standby main control device, and a redundant signal control device.

  The main control unit has a dual configuration and includes an active system and a standby system main controller. However, if the active system main controller stops due to a failure or the like and switches to the standby system main controller, the user It is necessary to manually reset the IP address of the main controller to be connected on the application side running on the signal controller to which is connected.

  An example of a button telephone device is described in Patent Document 4. In the key telephone apparatus of Patent Document 4, when the power of the key telephone apparatus (main apparatus) is turned on, the IP network connection unit of the key telephone apparatus (main apparatus) starts operation, and the ISP (Internet Service Provider) Connect to the server. The server determines the IP address of the IP network connection unit and notifies the IP network connection unit. The IP address of the IP network connection unit is notified by e-mail to a PC (personal computer) on the IP network. The personal computer can remotely monitor the monitoring target area by connecting to the notified IP address.

The personal computer connects to the notified IP address, but when the key telephone main unit (main unit) stops due to a failure or the like and switches to the sub button telephone unit (main unit), the user is connected to the personal computer. It is necessary to manually reset the IP address of the key telephone main unit (main unit) to be connected on the running application side.
JP 2002-027515 A JP 2005-252504 A JP 2006-254072 A JP 2006-279760 A

  In a related telephone exchange apparatus, a main apparatus that controls a telephone exchange apparatus as a whole is a system that includes a telephone exchange apparatus that has a redundant configuration with a plurality of main apparatuses and an application that communicates with the telephone exchange apparatus. If it is stopped due to a failure or the like and switched to the sub master unit, it is necessary to manually reset the IP address of the main unit to be connected on the application running on the external PC to which the user is connected. Had to restart the application.

  In addition, when a new sub-main device is added to a telephone exchange device having a redundant configuration from a plurality of main devices, it is also necessary to add it to the IP address list of the main device set on the application side.

  Patent Document 1 has a description that “the PC device is connected to the button main telephone device”, and Patent Document 2 describes that “The IP telephone system has the IP main device and the personal computer connected to the LAN. Patent Document 3 states that “the IP telephone system includes a duplexed main control device having an active main control device and a standby main control device.” Patent Document 4 describes that “the personal computer connects to the notified IP address”.

  However, in the above Patent Documents 1 to 4, there is no description about detection of communication interruption with the main device by the PC and connection of the set or notified IP address to the main device, and the main device is stopped due to a failure or the like. The description of the means to solve the problem that when switching to the main device of the sub, it is necessary to manually reset the IP address of the main device connected on the application side running on the external PC to which the user is connected Absent.

  An object of the present invention is to enable automatic switching of the IP address of the main main device to be connected even if the main main device controlling the entire telephone switching device is automatically switched due to a failure or the like. And a PC reconnection system, a reconnection method thereof, and a reconnection program thereof.

  A reconnection system between a telephone exchange device and a PC according to the present invention includes a main switching device that controls the entire telephone switching device, a telephone switching device that includes a plurality of sub-main devices that back up the main switching device, and a main switching device. A reconnection system between a telephone exchange apparatus and a PC, comprising a PC connected to the apparatus and the sub main apparatus via a LAN for communication, wherein the sub main apparatuses have a predetermined order. When a failure occurs in the main main device, it operates as the main main device according to the order, and when a failure occurs in the sub main device that currently operates as the main main device, it operates as the main main device according to the order. When a connection request is received from a PC, it notifies that if it is currently operating as the main main device, and if it is not currently operating as the main main device, And means for notifying the IP address of the sub main unit currently operating as the main main unit, and the PC detects the communication disconnection with the main main unit, and the IP of each of the main main unit and the plurality of sub main units. When the means for storing the address and the means for detecting the communication disconnection detect the communication disconnection with the main main unit, it tries to connect to the IP addresses of the plurality of sub main units stored in the unit for storing the IP address. If the notification from the sub-main device that attempted to connect indicates that the sub-main device is the new main main device, the sub-main device communicates with the new main main device, and When the notification indicates that the sub main apparatus is not the new main main apparatus, the sub main apparatus has means for connecting to the sub main apparatus having the IP address sent together.

  In the reconnection method between the telephone exchange device and the PC according to the present invention, the main main device of the telephone exchange device controls the entire telephone exchange device, connects to the PC via the LAN, performs communication, and communicates with the telephone exchange device. A plurality of sub-main units are methods for reconnecting a telephone exchange device and a PC, which backs up the main main unit, connects to a PC via a LAN, and performs communication. When the failure occurs in the main main device, it operates as the main main device according to the order, and when the failure occurs in the sub main device that currently operates as the main main device, according to the order When operating as a main main unit and accepting a connection request from a PC, if it is currently operating as the main main unit, it will be notified, and if it is not currently operating as the main main unit Is that and main now Notifying the IP address of the sub-main device that operates as the main device, and when the PC detects a disconnection with the main main device, the IP of each of the sub-main devices stored in the means for storing the IP address of the PC Attempt to connect to the address, and if the notification from the sub-main device that tried to connect indicates that the sub-main device is the new main main device, communicate with the new main main device and try to connect When the notification from the sub main apparatus indicates that the sub main apparatus is not the new main main apparatus, the sub main apparatus is connected to the sub main apparatus having the IP address sent together.

  The reconnection program between the telephone exchange device and the PC of the present invention causes the main computer of the telephone exchange device to control the entire telephone exchange device, connect to the PC via the LAN, and execute processing for communication. A telephone exchange apparatus and a PC having a program and a program for backing up the main main apparatus computer to a plurality of sub main apparatus computers of the telephone exchange apparatus, connecting to the PC via a LAN, and executing communication A plurality of sub-main devices, the ranks of which are determined in advance, and operate as the main main device according to the rank when a failure occurs in the main main device; When a failure occurs in the sub main unit that operates as the main main unit according to the order, and when a connection request is received from the PC, If it is not operating as the main main device, it notifies that and the IP address of the sub main device that is currently operating as the main main device. When communication with the main main unit is detected on the PC and the program to be executed, it tries to connect to the IP addresses of each of the multiple sub main units stored in the means for storing the IP address of the PC. If the notification from the sub main unit indicates that the sub main unit is the new main main unit, the sub main unit communicates with the new main main unit and the notification from the sub main unit attempting to connect When the main apparatus indicates that it is not a new main main apparatus, a program for executing processing for connecting to the sub main apparatus having the IP address sent together is provided.

  In the present invention, each sub-main unit having a redundant configuration of the telephone exchange device knows the IP address of the main main device and can notify the application of the IP address. Even if the main main unit is switched automatically due to a failure, etc., the IP address of the main main unit connected on the application side can be switched automatically, so that the user can set the IP address of the connection destination again. There is also an effect that the connection destination can be automatically switched and reconnection can be performed.

(First embodiment of the present invention)
FIG. 1 is a diagram showing the configuration of the first exemplary embodiment of the present invention.

  The first embodiment of the present invention includes a telephone exchange device 1 and a PC 2.

  The telephone exchange device 1 is composed of a main main device 11, a sub main device a12 to a sub main device d15, and is connected on a LAN (Local Area Network) 3.

  Normally, the main main device 11 controls the entire telephone exchange device 1.

  When the main main device 11 is stopped due to a failure or the like, the entire telephone switching device 1 is temporarily stopped, but any one of the sub main devices a12 to d15 is selected as the main main device according to a predetermined priority. The redundant configuration is such that the entire telephone exchange device 1 starts to be controlled and the entire telephone exchange device 1 is automatically restored.

The plurality of sub main devices a12 to d15 are determined in order according to a predetermined priority. When a failure occurs in the main main device 11, the sub main devices a12 to d15 operate as main main devices according to the order. When a failure occurs in the sub-main unit that operates as the main unit, it operates as the main main unit according to the order, and when it receives a connection request from PC2, it is currently operating as the main main unit PC2 has means 121 and 131 for notifying that fact and notifying itself and the IP address of the sub-main device that is currently operating as the main main device. Means 23 for detecting communication disconnection with the device, means 24 for storing the IP addresses of the main main device 11 and the plurality of sub main devices a12 to d15, and means 23 for detecting communication disconnection are the main main device 11. When the disconnection is detected, a connection is attempted to each of the IP addresses of the plurality of sub main devices a12 to d15 stored in the means 24 for storing the IP address, and a notification from the sub main device that has attempted the connection is sent to the sub main device. If the device indicates that it is a new main main device, it communicates with the new main main device and the notification from the sub main device attempting to connect indicates that the sub main device is not the new main main device. In the case shown, it has means 25 for connecting to the sub-main apparatus of the IP address sent together.
(Description of the operation of the first embodiment of the present invention)
The operation of the first embodiment of the present invention will be described with reference to FIGS.

  In FIG. 2, an external PC 2 is a PC on which an application 21 that communicates with the main main device of the telephone exchange device 1 is installed.

  The application 21 has an IP address list 22 in which the IP address of the main device to be connected is set.

  In the IP address list 22, the IP addresses of the main main unit and sub main unit that are configured redundantly are set in advance, but the sub main units that are not registered in the IP address list 22 depending on the operational status of the telephone exchange device 1 are set. Devices can be added or deleted.

  In FIG. 1, FIG. 2 and FIG. 4, the main main device 11 normally controls the entire telephone switching device 1, and the application 21 communicates with the main main device 11.

When the application 21 detects a disconnection of communication with the main main device 11, the communication can be automatically recovered by the following procedure.
1. When the known sub-main device becomes the main main device (FIGS. 1, 2, and 3)
(When a sub-master device already set in IP address list 22 is promoted to main master device)
(1) The application 21 detects a disconnection of communication with the main main device 11.
(2) Based on the IP address list 22 set in the application 21, the application automatically makes a connection request to the sub main apparatus a12 having the second IP address.
(3) The sub main apparatus a12 is notified that it is the main main apparatus, and communication can be automatically recovered.
2. When the unknown sub main unit becomes the main main unit (FIGS. 4 and 5)
(When a sub-main device not set in IP address list 22 is promoted to main main device)
(1) The application 21 detects a disconnection of communication with the main main device 11.
(2) Based on the IP address list 22 set in the application 21, the application automatically makes a connection request to the sub main apparatus a12 having the second IP address.
(3) The sub main apparatus a12 notifies that the sub main apparatus b13 has become the main main apparatus.
(4) When a connection request is made to the sub main apparatus b13 of the IP address notified in (3), it is notified that it is the main main apparatus and communication can be resumed.
(5) At the same time, the IP address of the sub main apparatus b13 is added to the IP address list 22 set in the application 21.

  With this method, it is not necessary for the application 21 to always know the IP addresses of all the main devices. As long as it can communicate with any main device set in the IP address list 22, communication is automatically resumed. Is possible.

Since reconnection processing during this time can be automatically performed by the application, the user can continue to use the application without changing the setting.
(Second embodiment of the present invention)
In the second embodiment of the present invention, in the reconnection system between the telephone exchange device 1 and the external PC 2 in FIG. 2, the communication data between the main main device 11 and the external PC 2 is calculated by the telephone exchange device 1. This is call charge data, and the external PC 2 has call charge management means for managing and counting call charges.
(Third embodiment of the present invention)
In the third embodiment of the present invention, the PC, the main main unit computer, and the sub main unit computer include the PC 2, the external PC 2, the main main unit 11, and the sub main unit a12 of the first and second embodiments of the present invention. , b13 is an embodiment of a report receiving program having a program for executing a process corresponding to each of b13.

It is a figure which shows the structure of embodiment of this invention. It is a figure explaining operation | movement of embodiment of this invention when a known sub main apparatus turns into a main main apparatus. It is a figure explaining operation | movement of embodiment of this invention when a known sub main apparatus turns into a main main apparatus. It is a figure explaining operation | movement of embodiment of this invention when an unknown sub main apparatus becomes a main main apparatus. It is a figure explaining operation | movement of embodiment of this invention when an unknown sub main apparatus becomes a main main apparatus.

Explanation of symbols

1 Telephone exchange device 2 PC, external PC
3 LAN
11 Main main device 12 Sub main device a
13 Sub master b
21 Application 22 IP address list 23 Means for detecting communication disconnection 24 Means for storing IP address 25 Means for connecting to sub main unit 121, 131 Means for notifying IP address

Claims (10)

The telephone exchange device comprising a main main device that controls the entire telephone exchange device and a plurality of sub main devices that back up the main main device, and is connected to the main main device and the sub main device via a LAN. A reconnecting system between a telephone exchange device and a PC, comprising:
The order of the plurality of sub main apparatuses is determined in advance, and when a failure occurs in the main main apparatus, the sub main apparatus operates as the main main apparatus in accordance with the order, and the sub main apparatus currently operates as the main main apparatus. When a failure occurs in the main device, it operates as the main main device according to the order, and when a connection request is received from the PC, if it is currently operating as the main main device, that fact If there is a means for notifying itself and notifying the IP address of the sub-main device that is currently operating as the main main device, if it is not currently operating as the main main device,
The PC is
Means for detecting communication disconnection with the main main unit;
Means for storing an IP address of each of the main main unit and the plurality of sub main units;
When the means for detecting the communication disconnection detects a communication disconnection with the main main unit, the communication unit attempts to connect to the IP addresses of the plurality of sub main units stored in the unit for storing the IP address. If the notification from the sub main unit indicates that the sub main unit is the new main main unit, the sub main unit communicates with the new main main unit and receives a notification from the sub main unit attempting to connect. When the sub main unit indicates that it is not a new main main unit, a reconnection system between the telephone exchange apparatus and the PC, comprising means for connecting to the sub main unit having the IP address sent together. In the reconnection system between the telephone exchange device according to claim 1 and a PC,
The PC stores the IP address of the sub-main device when the IP address of the sub-main device that has become the main main device is not preset in the means for storing the IP address. A reconnection system between a telephone exchange device and a PC that is additionally set up in the system. In the reconnection system between the telephone exchange device and the PC according to claim 1 or 2,
Communication data between the main device and the PC is call charge data calculated by the telephone exchange device,
The PC is a reconnection system between a telephone exchange device and a PC having a call charge management means for managing and collecting call charges. The main main unit of the telephone exchange device controls the whole telephone exchange device, connects to a PC via a LAN, performs communication,
A plurality of sub-main devices of the telephone exchange device is a reconnection method between the telephone exchange device and the PC, backing up the main main device, connecting to a PC via a LAN, and performing communication,
The order of the plurality of sub main apparatuses is determined in advance, and when a failure occurs in the main main apparatus, the sub main apparatus operates as the main main apparatus in accordance with the order, and the sub main apparatus currently operates as the main main apparatus. When a failure occurs in the main device, it operates as the main main device according to the order, and when a connection request is received from the PC, if it is currently operating as the main main device, that fact If it is not currently operating as the main main unit, it notifies that and the IP address of the sub main unit that is currently operating as the main main unit.
When the PC detects a disconnection with the main main device, the PC tries to connect to the IP addresses of the plurality of sub main devices stored in the means for storing the IP address of the PC, and tries to connect When the notification from the sub main device indicates that the sub main device is a new main main device, the communication from the new main main device is performed, and the notification from the sub main device attempting to connect is A reconnection method between a telephone exchange device and a PC, in which, when the sub main device indicates that it is not a new main main device, connection is made to the sub main device of the IP address sent together. In the reconnection method between the telephone exchange device according to claim 4 and the PC,
The PC stores the IP address of the sub-main device when the IP address of the sub-main device that has become the main main device is not preset in the means for storing the IP address. How to reconnect the telephone exchange device to the PC, which is additionally set in In the reconnection method between the telephone exchange device according to claim 4 or claim 5 and a PC,
Communication data between the main device and the PC is call charge data calculated by the telephone exchange device,
The PC is a method for reconnecting a telephone exchange device and a PC, in which the call charges are managed and tabulated. A program for controlling the entire main telephone exchange device to the main computer of the telephone exchange device, connecting to a PC via a LAN, and executing a process of performing communication,
A plurality of sub-main unit computers of the telephone exchange device, comprising: a program for backing up the main main unit computer, connecting to the PC via a LAN, and executing processing for communication; A reconnection program,
A plurality of sub-main device computers;
The order is determined in advance, and when a failure occurs in the main main unit computer, the main main unit computer operates as the main main unit computer according to the order, and the sub main unit computer currently operating as the main main unit computer fails. When this occurs, it operates as the main main unit computer according to the order, and when it receives a connection request from the PC, it notifies that if it is currently operating as the main main unit computer. A program for executing processing for notifying the IP address of the sub-main apparatus computer operating as the main main apparatus computer to that effect when it is not currently operating as the main main apparatus computer;
To the PC,
When the communication disconnection with the main main computer is detected, connection is attempted to the IP addresses of the plurality of sub main computer stored in the means for storing the IP address of the PC, and the sub main If the notification from the device computer indicates that the sub-main device computer is a new main main device computer, the sub-main device that communicated with the new main main device and tried to connect is notified. A telephone exchange apparatus having a program for executing a process of connecting to the sub main apparatus computer of the IP address sent together when the sub main apparatus computer indicates that it is not a new main main apparatus computer; Reconnection program with PC. In the reconnection program between the telephone exchange device according to claim 7 and the PC,
When the IP address of the sub main apparatus computer that has become the main main apparatus computer is not preset in the means for storing the IP address, the IP address of the sub main apparatus computer is set as the IP address. A reconnection program between a telephone exchange device and a PC, which causes a process to be additionally set in the storage means. In the reconnection program between the telephone exchange device according to claim 7 or claim 8 and a PC,
The means for storing the IP address is an IP address list, a reconnection program between a telephone exchange device and a PC. In the reconnection program between the telephone exchange device and the PC according to any one of claims 7 to 9,
Communication data between the main main unit computer and the PC is call charge data calculated by the telephone exchange device,
A reconnection program between a telephone exchange device and a PC, which has a program for causing the PC to execute a process for managing and counting call charges.

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