JP2003078617A - Telephone set with telephone directory function connected to ip network, and telephone directory updating method therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable an efficient search by saving labor for changing data on a telephone directory when changing the telephone directory. SOLUTION: A plurality of telephone sets with telephone directory function connected to an IP network for talking through a call manager part 20 are provided with telephone directory parts 62, 63 and 64 of telephone sets 21, 22 and 40 for making calls to the numbers of parties by searching for and selecting the names of desired parties while having telephone directory data and a telephone directory managing part 60 of the call manager part 20 for performing centralized management while having the telephone directory data of the respective telephone sets, transmitting change telephone directory data to a plurality of telephone sets and updating the telephone directory data in the telephone directory parts.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone with a telephone directory function that enables retrieval / selection of a call destination. In particular, the present invention relates to a method of updating a telephone book that enables reducing the work of changing the data of the telephone book.

[0002]

2. Description of the Related Art Conventionally, a telephone set having a telephone directory function is well known. The user was responsible for updating the information in the telephone directory of the telephone with the telephone directory function. Figure 1
FIG. 1 is a diagram showing a schematic configuration of a network to which a telephone with a telephone directory function, which is a premise of the present invention, is connected. Note that the same components are denoted by the same numbers and reference numerals throughout the drawings for description.

As shown in this figure, IP (Internet)
On the (t Protocol) network 10, an IP telephone 21 having a telephone directory function and an IP telephone 22 having a telephone directory function are connected, and a telephone 40 having a telephone directory function is connected via a PBX (Private Branch Exchange) 30. It is assumed that the call manager unit 20 is connected and configured by software and has a telephone directory management function.

For example, from IP telephone 21 to IP telephone 2
When making a call to No. 2, the call manager unit 20 is requested to connect to the IP telephone 22 based on the information in the telephone directory of the IP telephone 21, and the call manager unit 20 transmits the connection information to the IP telephone 22. Then, the IP telephone 21 tries to connect to the IP telephone 22 based on the connection information sent, and the IP telephone 22 responds and the call is started.

[0005]

However, if a large amount of information is regularly changed in the telephone directory information of the telephone with the telephone directory function, for example, a regular personnel change in a company, There is a problem that a large amount of work is required for a user and a system administrator each time a change is made.

Further, there is a problem that preparation of printed matter / postings such as a telephone directory is not always synchronized with the change of the telephone number, and it may take time and effort to check the telephone number. On the other hand, in Japanese Unexamined Patent Publication Nos. 2000-078628 and 04-306946, a telephone and a server have a telephone directory function, and telephone directory data is registered by making and receiving calls.
A system for updating is disclosed. in this way,
Since only the data that has been sent and received is registered, it is not possible to retrieve information for numbers that have not been called until now, and it is not possible to respond when the telephone number has been changed. Will be updated at.

Therefore, there is a problem that a large amount of work is required for the user and the system administrator every time the change is made. Further, Japanese Patent Laid-Open No. 10-322465 discloses a system for providing a telephone directory centrally managed by a server. With this method, the phonebook database exists only on the server and cannot be saved on the phone side, so communication is required each time the search is performed, the search takes time, and the search is performed from all the data, which is wasteful. The problem occurs.

Therefore, in view of the above problems, the present invention saves the time and effort for changing the data in the telephone directory when changing the telephone directory, and makes it possible to search efficiently, and a telephone directory updating method. The purpose is to provide.

[0009]

In order to solve the above-mentioned problems, the present invention provides telephone book data in a plurality of telephones with a telephone book function which are connected to an IP network and make calls via a call manager section. However, it has a telephone directory section of the telephone that enables you to call the number of the other party by searching for the name of the other party you want to call and selecting it, and has the telephone directory data of each of the above-mentioned telephones for centralized management. And a telephone book management section of a call manager section for transmitting the changed telephone book data to each of the telephones and updating the telephone book data of the telephone book section with a telephone book function connected to an IP network. Provide a telephone.

By this means, it is possible to save the trouble of changing the data of the telephone directory when changing the telephone directory. Furthermore, the present invention can be relatively easily introduced to an IP telephone. The reason is that in an IP telephone, the IP telephone and the call manager are already connected via the IP network, and the present invention can be introduced only by installing the corresponding telephone and using the software of the call manager. is there.

[0011] Preferably, the telephone directory section of the telephone stores personal data for each group of organizations. By this means, in addition to registration with individual telephone numbers, it is possible to register in groups. For example, if a certain department is registered, personnel changes within that department are reflected, and it can be used as an organizational chart. Will also be possible.

Further, since the necessary group can be selected and stored, unnecessary data can be excluded from the search target, the target partner can be easily searched, and the time required for the search can be shortened. . Preferably, the phonebook management unit of the call manager unit periodically transmits the changed phonebook data to the plurality of the telephones.

By this means, it becomes possible to periodically change the telephone directory data. Preferably, the telephone directory management unit of the call manager unit transmits the changed telephone directory data to the plurality of telephones by at least one of IP broadcast, IP multicast, and push distribution.

By this means, it is possible to transmit to a plurality of targets with one transmission. Preferably, on the display of the telephone, the retrieved results are displayed in a tree form of personal data for each group of organizations, and a call is made to the telephone number of the other party by selecting the displayed name. By this means, it is possible to make a call using the unified phonebook at all times, so it is unlikely that mistakes such as calling an old number will occur, and since the user can make a call while looking at the phonebook, It has the advantage that it is easy to find the desired place (group of organizations) and other people.

[0015] Preferably, when a request for transmission of updated telephone directory data is manually made from the telephone to the telephone directory management section of the call manager section, a portion where the data displayed on the display of the telephone has changed Mark. By this means, the changed portion can be easily recognized, and the user is prompted to update the telephone directory data.

[0016] Preferably, the updated phonebook data in the phonebook management unit of the call manager unit is dated, and the phonebook unit of the telephone set receives and updates the updated phonebook data held by itself. The update date of the updated phonebook data is compared, and only the latest phonebook data is fetched and updated. By this means, it becomes possible to change the phone book data so that it becomes the latest phone book data.

Preferably, when a plurality of telephones are connected to a plurality of IP networks, the telephone book management section of one of the call manager sections collectively manages the updated telephone book data. By this means, the present invention can be applied between a plurality of IP networks. Preferably, in the case where a plurality of telephones are connected to a plurality of IP networks, a plurality of telephone book management units of the call manager units are provided, and the telephone book management units of the call manager units notify each other of update information, Always maintain the same phone book data, and perform centralized management of updated phone book data.

By this means, since the telephone directory data between the IP networks is always kept the same, the telephone directory data of the telephone directory can be updated by any call manager section. Preferably, when a plurality of telephones are connected to a plurality of IP networks, a telephone book management section of the plurality of call manager sections is provided, the range of the telephone book is divided into a plurality, and the respective call managers share the division. Manages updated phonebook data.

By this means, the call managers share and manage each unit, so that when the telephone directory data is huge, it is possible to share and manage large telephone directory data by each call manager unit. Compared to the case of centralized management, the burden on the administrator can be reduced. Preferably, various information including facility reservation status confirmation and reservation is acquired from the menu server connected to the IP network by using the menu function of the display of the telephone.

By this means, the IP telephone or the like can receive the facility reservation status confirmation, reservation, and various information in addition to updating the telephone directory data. Preferably IP
The menu server connected to the network is provided with a telephone directory management unit instead of the call manager. By this means, it is possible to effectively utilize the existing equipment.

Furthermore, the present invention is a method of updating a telephone book of a plurality of telephones with a telephone book function, which are connected to an IP network and make a call via a call manager section, wherein the telephones have telephone book data, Retrieving the name of the person you want to call from the phonebook data and calling the number of the other party by selecting it, the step of performing centralized management with the phonebook data of each of the telephones, and There is provided a method for updating a telephone book having a telephone book function, which is connected to an IP network, comprising a step of transmitting changed telephone book data and a step of updating the telephone book data of the telephone book section.

By this means, as in the above invention, it is possible to save the trouble of changing the data of the telephone directory when changing the telephone directory.
Furthermore, the present invention can be relatively easily introduced to an IP telephone. The reason is that IP phones already have IP
This is because the telephone and the call manager are connected via the IP network, and the present invention can be introduced only by introducing the corresponding telephone and using the software of the call manager.

[0023]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing a system function diagram of a schematic configuration of a network to which a telephone with a telephone directory function according to the present invention is connected. As shown in this figure, as compared with FIG. 11, a telephone directory section 62 and a telephone directory section 63 are provided in the IP telephone 21 and the IP telephone 22 respectively used by the user 50 and the user 51. Reference numeral 62 and the telephone directory section 63 are constituted by internal memories of the IP telephones 21 and 22, and have telephone directory data together with update date / time data.

A telephone directory section 64 is provided in the telephone 40 used by the user 52, and the telephone directory section 64 is provided in the telephone 40.
Of the internal memory, has telephone book data together with update date / time data, and is connected to the PBX 30 by the line interface 32 corresponding to the telephone book function, and is connected to the IP network 10 by the IP interface 31.

Telephone book section 62, telephone book section 63, telephone book section 6
In addition to registration with individual telephone numbers, 4 can also be registered in groups, for example, if a certain department is registered, personnel changes within that department will also be reflected and can be used as an organizational chart. become. In addition, since necessary groups can be selected and saved, unnecessary data can be excluded from the search target, the target partner can be easily searched, and the time required for the search can be shortened.

Further, the IP telephone 21 and the IP telephone 2
2. The comparison unit 72, the comparison unit 73, and the comparison unit 7 in the telephone 40.
4 are provided respectively, and the comparison unit 72, the comparison unit 73, and the comparison unit 74 have the phone book data held by each of the phone book unit 62, the phone book unit 63, and the phone book unit 64 and the changed phone book received from the call manager unit 20. Compare with the update date and time of the data. The call manager unit 20 is provided with a telephone book management unit 60, and the telephone book management unit 60 includes the IP phone 21, the IP phone 22, the phone book 62 of the phone 40, and the phone book 63.
It has the telephone directory data of the telephone directory section 64, and centrally manages these telephone directory data.

Further, the call manager section 20 is provided with a change transmitting section 70. The change transmitting section 70 has a telephone directory section 62 and a telephone directory section 6 which are centrally managed by the telephone directory managing section 60.
3. When the telephone book data of the telephone book section 64 is changed, the changed telephone book data is transmitted to each of the telephone book section 62, the telephone book section 63, and the telephone book section 64, and the received IP telephones 21,
The telephone directory 62, the telephone directory 63, and the telephone directory 64 stored in the IP telephone 22 and the telephone 40 are updated.

In this way, the call manager unit 20
The latest telephone directory data managed by and the telephones that are cut out from any of them and stored in the telephone directory section 62, telephone directory section 63, and telephone directory section 64 of each of the IP telephone 21, IP telephone 22, and telephone 40. It becomes possible to always keep the same state as the book data. In the change transmission unit 70, the telephone directory data changed by a packet having a function equivalent to IP broadcast, IP multicast, and push distribution is transmitted in the IP network 10. This makes it possible to improve the transmission efficiency.

In each of the IP telephone 21, the IP telephone 22, and the telephone 40, the telephone directory data of the telephone directory 62, the telephone directory 63, and the telephone directory 64 can be updated automatically or manually. When the automatic update is set, for example, depending on the setting, about once a day, the phonebook data in the own memory of each phonebook unit 62, the phonebook unit 63, and the phonebook unit 64 and the phonebook management unit 60 in the call manager unit 20 are set. The date of the phone book data in is compared, and if there is any changed phone book data, the phone book data is automatically updated. As a result, the latest telephone directory can be changed regularly, and the user and the like can save time and effort for changing the data in the telephone directory.

Due to the fact that the power was not turned on,
If the changed telephone directory data from the call manager unit 20 is missed, the update can be prompted when the power is turned on or when the manual update is set. FIG. 2 is a diagram showing a schematic appearance of the IP telephone 21, the IP telephone 22, and the telephone 40 in FIG.

As shown in the figure, the IP telephone 21, IP
Each of the telephone 22 and the telephone 40 has a handset 100 for receiving and transmitting, a menu operation arrow key 110 for making a call by selecting the name or place (group of organizations) of the displayed telephone partner, and a telephone. A numeric keypad 120 for inputting information such as numbers, a memory key 130 for operating various functions stored in the memory, a telephone directory 62, a telephone directory 63, and a telephone directory 64 stored by pressing the memory key 130 are displayed. A display 140 for displaying each is provided.

FIG. 3 is a diagram showing details of the appearance of the menu operating arrow key 110 in FIG. As shown in the figure, the up / down arrow keys 1 are used as the menu operation arrow keys 110.
11, 112 and left and right arrow keys 113 and 114 are provided, and a menu / enter key 115 is provided at the center of the menu operating arrow key 110.

The up and down arrow keys 111 and 112 and the left and right arrow keys 113 and 114 select the name or place (group of organizations) of the telephone partner displayed on the display 140,
The menu / decision key 115 displays the telephone book section 62, the telephone book section 63, and the telephone book section 64, which are saved by pressing, similarly to the pressing of the memory key 130, on the display 140, and when the button is pressed, a telephone call is made. Search for the name and location (group of organizations) of the person you want to contact.

FIG. 4 shows the IP telephone 21 and IP in FIG.
The telephone book section 62, the telephone book section 63, and the telephone book section 64 displayed on the display 140 of each of the telephone 22 and the telephone 40.
It is a figure which shows each data example. As shown in the figure, each data of the telephone book section 62, the telephone book section 63, and the telephone book section 64 is displayed on the display 140 as a group data unit 22.
0, 230, 240, 250, 260, 270 and personal data units 251, 252, 253, 261, 262 are displayed in a tree shape.

Group data units 220, 230, 240, 250, 260, 270 of the telephone book section 62, the telephone book section 63, and the telephone book section 64 displayed on the display 140.
Personal data units 251, 252, 253, 261, 26
The second phonebook data is stored together with the update date and time. Further, the display 140 has a menu function and indicates that it is phonebook data, and a “phonebook” item 210 for making various settings of the phonebook and a “menu update” for manually setting update data. Item 200 is displayed.

When the manual update is set, the IP telephone 21,
When each of the IP telephone 22 and the telephone 40 recognizes that the data has been changed, the mark 28 for notifying that each of the user 50, the user 51, and the user 52 has been changed
0 is displayed on the display 140. This is because it is easy to recognize the changed portion. This example is a display example when the data 253 in charge of CCC is changed.
A mark 280 is displayed on the person in charge and the group to which the person belongs. This display prompts each of the user 50, the user 51, and the user 52 to update the telephone directory data.

When each of the users 50, 51, and 52 determines that the phone book data needs to be updated, the menu update 200 is selected to request the call manager unit 20 to send a change, and the call manager unit 20 is updated. Two
The changed telephone directory data is transmitted from the 0 change transmission unit 70. If there is corresponding telephone directory data, each user 50, user 51, and user 52 selects the necessary personal data and group data, and the respective telephone directory unit 62, telephone directory unit 6 are selected.
3. Update the phone book data in the own memory of the phone book section 64.

FIG. 5 is a flow chart for explaining an example of a procedure for making a call from the user 50 of FIG. 1 to the user 51. As shown in the figure, in step S201,
IP telephone 2 of user 50 IP telephone 2 of user 51
When making a call to 2, the user 50 makes the IP telephone 2
1 menu / decision key 115 or memory key 130
Press.

In step S202, the IP telephone 2
The contents of the telephone directory 62 stored in 1 are displayed on the display 1
40 is displayed. In step S203, the contents of the telephone directory 62 are searched and the name of the user 51 is selected. In step S204, the IP telephone 21 sets the telephone directory 62
A request for connection to the IP telephone 22 is made to the call manager 20 on the basis of the information.

In step S205, the call manager 20 transmits the connection information to the IP telephone 22. In step S206, the IP telephone 21 tries to connect to the IP telephone 22 based on the connection information sent, and the IP telephone 22 responds and the call is started. In this way, according to the present invention, the user can make a call without knowing the telephone number while confirming the name of the other party.

Since it is possible to make a call using the latest unified telephone directory, it is unlikely that an error such as dialing an old number will occur and the user can make a telephone call while looking at the telephone directory. It has the advantage that it is easy to find the desired place (group of organizations) and the other party. FIG. 6 is a flowchart for explaining an operation example when the call manager unit 20 of FIG. 1 is automatically updated.

In step S211, it waits for the telephone book management unit 60 of the call manager unit 20 to update the telephone book data. In step S212, if the telephone book data is updated, the changed telephone book data is transmitted to the IP telephone 21, the IP telephone 22, and the telephone 40. In step S213, the IP telephone 21, IP
The telephone set 22 and the telephone set 40 compare the update date and time of the stored phone book data with the update date and time of the received phone book data. As a result of the comparison, if they match, the update process is terminated.

In step S214, as a result of the comparison,
If they do not match, IP telephone 21 and IP telephone 2
2. The phonebook data stored in the phonebook unit 62, the phonebook unit 63, and the phonebook unit 64 of the telephone 40 is updated, and the process ends. In this way, according to the present invention, each user does not need to input a telephone number when making a call, and the IP telephone 21, the IP telephone 22, the telephone directory 62 of the telephone 40, the telephone directory 63, the telephone directory. It is possible to save the trouble of changing the telephone directory data of the unit 64.

The present invention can be relatively easily introduced to an IP telephone. As a reason, in the IP telephone, the IP telephone and the call manager are already connected via the IP network, and the present invention can be introduced only by introducing the corresponding telephone and using the software of the call manager. FIG. 7 is a modification of FIG. 1 and is a diagram showing an example for a plurality of IP networks.

As shown in the figure, a plurality of IP networks 10A and 10B are connected to the gateway 2.
3. If connected using router 24, IP
IP telephone 21 and IP telephone 2 on network 10A
2 is connected, the telephone 40 is connected via the PBX 30, and the call manager unit 20 is further connected. On the other hand, on the IP network 10B, the IP telephones 25, I
It is assumed that the P telephone 26 is connected.

One call manager unit 20 collectively manages the telephone directory of all IP telephones 21, IP telephones 22, telephones 40, IP telephones 25, and IP telephones 26. The invention can be applied. FIG. 8 is a modification of FIG. 7, and is a diagram showing an example for a plurality of call manager units.

As shown in this figure, as compared with FIG.
A call manager unit 20A is connected on the network 10A, and a call manager unit 20B is connected on the IP network 10B. In this case, the plurality of IP networks 10A and 10B notify each other of the update information and keep the same phonebook data, so that any call manager can update the phonebook data. become.

Further, by dividing the range of the telephone directory into a plurality and dividing and managing each call manager unit,
When the phone book data is huge, it is possible to share and manage large phone book data in units of call managers, making it possible to reduce the burden on the administrator compared to the case of centralized management of all Become. FIG. 9 is a modification of FIG. 1, and is a diagram illustrating an example of installing a menu server.

As shown in this figure, as compared with FIG.
A menu server 27 is provided on the network 10,
The data processing section 28 of the menu server 27 stores facility reservation status, reservations, and various kinds of information. IP phone 2
1, the IP telephone 22 and the telephone 40 are provided with a data transmission function in the direction of the menu server 27 connected on the IP network 10
1. Using the menu functions of the IP telephone 22, the telephone 40, it is possible to check the facility reservation status, make a reservation, and receive various information.

FIG. 10 shows a modification of FIG. As shown in the figure, instead of the call manager unit 20, the telephone directory management unit 6 is provided in the data processing unit 28 of the menu server 27.
0 may be provided so that the transmission unit of the menu server 27 has the function of the change transmission unit 70 of FIG. 1, and the menu server 27 may manage the telephone directory in the IP network 10. This makes it possible to effectively utilize existing equipment.

[0051]

As described above, according to the present invention,
The phonebook data is stored in the phone, the name of the other party you want to call is searched from the phonebook data, and the number of the other party is called by selecting it, and the phonebook data of each phone is provided for centralized management. Send the changed phonebook data to the phone,
Since I made it possible to update the phonebook data in the phonebook section,
You can save the trouble of changing the data in the phonebook when changing the phonebook. Furthermore, the present invention can be relatively easily introduced to an IP telephone. The reason is that in an IP telephone, the IP telephone and the call manager are already connected via the IP network, and the present invention can be introduced only by installing the corresponding telephone and using the software of the call manager. is there.

Further, since the telephone directory section of the telephone is adapted to store personal data in units of groups of organizations, it is possible to register in units of groups in addition to registration in units of individual telephone numbers. If a department is registered, personnel changes within the department will be reflected and it will be possible to use it as an organizational chart. Since you can select and save the necessary groups, you can exclude unnecessary data from the search target, it is easy to search for the target partner, and it is possible to shorten the time required for the search.

Further, since the telephone directory management section of the call manager section is configured to regularly transmit the changed telephone directory data to a plurality of telephones, the telephone directory data can be periodically changed. . In addition, the phone book management unit of the call manager unit can distribute at least one of IP broadcast, IP multicast, and push distribution to a plurality of telephones.
I changed so that the changed phonebook data is sent.
It is possible to transmit to multiple targets with one transmission.

Furthermore, on the display of the telephone set, the retrieved results are displayed in a tree form of personal data for each group of organizations, and a call is made to the telephone number of the other party by selecting the displayed name. Since it is possible to make a call using the unified phonebook at all times, it is unlikely that mistakes such as calling an old number will occur, and since the user can make a call while looking at the phonebook, There is an advantage that it is easy to find the place (group of organization) and the other party.

Further, when the telephone manually requests the telephone book management section of the call manager section to send the updated telephone book data, a mark is added to the portion where the data displayed on the telephone display has been changed. By doing so, the changed portion can be easily recognized, and the user is prompted to update the telephone directory data. In addition, the update date is added to the update phonebook data in the phonebook management part of the call manager part,
The phonebook section of the phone compares the update date of the update phonebook data it holds with the update date of the received update phonebook data, and only the latest phonebook data is fetched and updated. It is possible to change the phonebook data so that it becomes the latest phonebook data.

[Brief description of drawings]

FIG. 1 is a diagram showing a system function diagram of a schematic configuration of a network to which a telephone with a telephone directory function according to the present invention is connected.

2 is an IP telephone 21 and an IP telephone 2 in FIG.
2 is a diagram showing a schematic appearance of the telephone 40. FIG.

FIG. 3 is a diagram showing details of the appearance of a menu operation arrow key 110 in FIG.

4 is an IP telephone 21 and an IP telephone 2 in FIG.
FIG. 2 is a diagram showing a data example of each of the telephone book section 62, the telephone book section 63, and the telephone book section 64 displayed on the display 140 of each of the telephones 40.

5 is a flowchart illustrating an example of a procedure for making a call from user 50 to user 51 in FIG. 1. FIG.

FIG. 6 is a flowchart illustrating an operation example in the case of automatically updating the call manager unit 20 of FIG.

FIG. 7 is a modification of FIG. 1, showing an example for a plurality of IP networks.

FIG. 8 is a modification of FIG. 7, showing an example of a plurality of call manager units.

FIG. 9 is a modification of FIG. 1 and is a diagram illustrating an example of installing a menu server.

FIG. 10 is a diagram showing a modified example of FIG. 9.

FIG. 11 is a diagram showing a schematic configuration of a network to which a telephone with a telephone directory function, which is a premise of the present invention, is connected.

[Explanation of symbols]

10, 10A, 10B ... IP network 20, 20A, 20B ... Call manager section 21, 22, 25, 26 ... IP telephone 23 ... Gateway 24 ... Router 27 ... Menu server 28 ... Data processing unit 30 ... PBX 31 ... IP interface 32 ... Line interface 40 ... Telephone 50, 51, 52 ... User 60 ... Phonebook management department 62, 63, 64 ... Phonebook section 70 ... Change transmitter 72, 73, 74 ... Comparison section 100 ... Handset 110 ... Arrow keys for menu operation 111, 112 ... Up and down arrow keys 113, 114 ... Left and right arrow keys 115 ... Menu / Enter key 120 ... Numeric keypad 130 ... Memory key 140 ... Display 280 ... Mark

Continued front page    F term (reference) 5K015 AA08 AA10 AD01 AD03 AD05                       AF07 EA03                 5K024 AA11 AA76 BB07 CC03 EE01                       EE06 FF04 GG03                 5K036 AA00 BB01 DD01 DD16 DD25                       DD32 DD41 DD46 JJ03 JJ13                       KK09 KK18

Claims (13)

[Claims] 1. A plurality of telephones having a telephone directory function, which are connected to an IP network and make a call through a call manager section, have telephone directory data, search for and select the name of the other party The telephone book section of the telephone that enables to make a call to each number and the telephone book data of each of the telephones are centrally managed, the changed telephone book data is transmitted to each of the plurality of telephones, and the telephone book is stored. A telephone set with a telephone book function connected to an IP network, comprising a telephone book management unit of a call manager unit for updating the telephone book data of the telephone section. 2. A telephone with a telephone directory function connected to an IP network according to claim 1, wherein the telephone directory of the telephone stores personal data for each group of an organization. 3. A telephone with a telephone book function connected to an IP network, wherein a telephone book management unit of the call manager unit periodically transmits changed telephone book data to the plurality of telephones. 4. The telephone directory management unit of the call manager unit transmits the changed telephone directory data to the plurality of telephones by at least one of IP broadcast, IP multicast, and push distribution. I
A telephone with a telephone directory function that is connected to the P network. 5. The display of the telephone displays the retrieved results in a tree form of personal data for each group of organizations, and a call is made to the telephone number of the other party by selecting the displayed name. I according to claim 1, characterized in that
A telephone with a telephone directory function that is connected to the P network. 6. When the telephone manually requests the telephone book management section of the call manager section to transmit updated telephone book data, the data displayed on the telephone is changed. A telephone with a telephone directory function connected to the IP network according to claim 1, characterized by being marked. 7. The update phonebook data in the phonebook management section of the call manager section is dated, and the phonebook section of the telephone receives the update date of the update phonebook data held by itself. The telephone with a telephone directory function connected to the IP network according to claim 1, wherein the updated dates of the updated telephone directory data are compared and only the latest telephone directory data is fetched and updated. 8. When a plurality of telephones are connected to a plurality of IP networks, a centralized management of the updated telephone directory data is performed collectively by the telephone directory management section of one of the call manager sections. A telephone with a telephone directory function connected to the IP network according to claim 1. 9. When a plurality of telephones are connected to a plurality of IP networks, a plurality of the telephone managers of the call managers are provided and update information is notified between the telephones managers of the call managers. A telephone with a telephone book function connected to an IP network according to claim 1, characterized in that the telephone book data having the same content is always maintained and the updated telephone book data is centrally managed. 10. When a plurality of telephones are connected to a plurality of IP networks, a telephone book management unit of the plurality of call managers is provided, the telephone book range is divided into a plurality, and each call manager is assigned a unit. 2. The I according to claim 1, wherein the updated telephone directory data is managed.
A telephone with a telephone directory function that is connected to the P network. 11. The IP according to claim 1, wherein various information including facility reservation status confirmation and reservation is acquired from a menu server connected to an IP network by using a menu function of the display of the telephone. A phone with a phonebook function that is connected to the network. 12. The telephone set with a telephone directory function according to claim 1, wherein a telephone directory management unit is provided in place of the call manager in a menu server connected to the IP network. 13. A method for updating a telephone book of a plurality of telephones with a telephone book function, which is connected to an IP network and makes a call via a call manager unit, wherein the telephones have telephone book data, and the telephone book data. Search for the name of the person you want to call and select it to make a call to the number of the person you want to call, the step of performing centralized management by providing the phonebook data of each of the telephones, and changing the phonebook data to each of the plurality of telephones And a step of updating the telephone directory data of the telephone, the method for updating the telephone directory of a telephone with a telephone directory function connected to an IP network.