JPH09200813A - Private branch exchange - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a private branch exchange to be easily handled by transferring incoming information to an incoming information substituting user when an informed user is not logged in at the time of receiving a voice message by the specification of incoming information. SOLUTION: A RAM 103 stores a set value registered by an operator, system management data, etc., and sets up an incoming information substituting user. A CPU 101 controls the whole private branch exchange 100 in accordance with a control program stored in a ROM 102, When an incoming informed user is not logged in at the time of receiving a voice message from a transmitting side telephone set through a line by the specification of incoming information, the incoming information is transferred to a logged-in incoming information substituting user. The voice message is stored in a storing memory 104 and transferred to a logged-in terminal equipment by a specified user to reproduce it from an 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 private branch exchange, and more particularly to a private branch exchange having a LAN interface and a voice message function.

[0002]

2. Description of the Related Art Conventionally, in a private branch exchange having a LAN interface and a voice message function, when a voice message is received from an outside line, the incoming call is received by the LAN.
It was not possible to notify the user on the (Lo-cal Area Network; local information communication network).

Even if the notification can be made, it is not judged whether or not the notification destination is logged in to the LAN, or even if the judgment is made but not logged in. The response was not appropriate.

[0004]

Therefore, in the above-mentioned conventional example, for example, when the user is not logged in on the LAN when an incoming call is received by designating the incoming notification to the user who should be logged in on the LAN. In this case, the incoming call is rejected or the device keeps holding it arbitrarily, so that the memory becomes full, which is inconvenient for the user.

Therefore, the present invention has been made in view of the above, and an object thereof is to provide a private branch exchange apparatus which is convenient for a user.

[0006]

According to the first aspect of the present invention,
Setting means for setting an incoming call notification proxy user, and processing for forwarding the incoming call notification to the logged-in incoming call notification proxy user when the incoming call notification destination user is not logged in when a voice message is received by specifying the incoming call notification And means.

According to the second aspect of the present invention, if the incoming call destination user is not logged in when the voice message is received by designating the incoming call notification, it is confirmed whether the incoming call destination user is logged in at a predetermined time interval. However, if the user is logged in, it has a processing means for transferring the incoming notification to the incoming notification destination user.

According to a third aspect of the present invention, if the incoming call destination user is not logged in when the voice message is received with the incoming call notification designation, a transfer result error notification is returned to the incoming call destination user and the received voice is received. It is characterized in that it has a processing means for deleting the message.

According to a fourth aspect of the present invention, the setting means for setting the incoming call notification proxy user and the incoming call notification destination user if the incoming call notification destination user is not logged in when the voice message is received by the incoming call notification designation. Transfer result Error notification is returned and the incoming call destination user is inquired about the subsequent actions. Based on the instruction, the incoming call notification destination is forwarded to the above-mentioned incoming call notification proxy user who is logged in, or the incoming call destination user logs in at a certain time interval. And a processing means for confirming whether or not the user has logged in and forwarding the incoming call notification to the incoming call destination user if the user is logged in or deleting the received voice message. To do.

According to a fifth aspect of the present invention, the setting means for setting the incoming call notification proxy user and the incoming call notification destination user if the incoming call notification destination user is not logged in when the voice message is received by the incoming call notification designation. Based on the selection, forward the incoming call notification to the logged-in incoming call notification proxy user, or check whether the incoming call destination user is logged in at a certain time interval, and if so, notify the incoming call destination user. Forwards the incoming call notification, deletes the received voice message, returns a forwarding result error notification to the incoming call destination user, and inquires the incoming call destination user which one of the above processes to select, and based on the instruction It has a processing means for performing any one of processing.

According to a sixth aspect of the present invention, in the fifth aspect of the invention, the incoming call destination user can be selected by adding a priority, and the processing means is selected by the incoming call destination user. It is characterized in that the above processing is performed in consideration of the priority.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a block diagram showing the configuration of a private branch exchange apparatus according to a first embodiment of the present invention.

As shown in the figure, the private branch exchange 100 has a CPU 101 for controlling the entire device 100, and a ROM 102, RA on a bus 100a of the CPU 101.
The M 103, the storage memory 104, the reading / recording encoding / decoding processing unit 105, the NCU 106, the wired / wireless LAN control unit 107, and the LAN control unit 108 are connected to each other.

A wired / wireless line control unit 111 is connected to the NCU 106. The wired / wireless line control unit 111 includes a wired line interface (i / f) 10
A wired communication line 112 is connected via 9 and a wireless communication line 11 is connected via a wireless line interface (i / f) 110.
3 are connected. In addition, the wired / wireless LAN control unit 10
7, a wired extension 116 is connected via a wired extension interface (i / f) 114, and a wireless LAN 117 is connected via a wireless extension interface (i / f) 115. In addition, the LAN control unit 108 includes a wired / wireless LA.
The N control unit 120 is connected. This wired / wireless LAN
The control unit 120 includes a wired LAN interface (i /
f) A wired LAN 121 is connected via 118 and wireless L
Wireless LA via AN interface (i / f) 119
N122 is connected.

The ROM 102 stores a control program for the CPU 101 as shown in the flowchart of FIG.

The CPU 101 controls the entire apparatus 100 in accordance with the control program stored in the ROM 102, and when a voice message is received from the transmitting side telephone (see FIG. 2) 208 via the line with an incoming call notification designation. If the incoming call notification destination user is not logged in, the incoming call notification is transferred to the logged-in incoming call notification proxy user.

The RAM 103 is composed of SRAM or the like,
This is for storing program control variables and the like. The RAM 103 also stores setting values registered by the operator, system management data, and various work buffers.

The storage memory 104 is composed of a DRAM or the like and stores voice messages.

Reading / recording encoding / decoding processing unit 105
Is for encoding and decoding voice messages during reading and recording.

The NCU 106 has a function of sending a selection signal (dial pulse or tone dialer) to the wired communication line 112 via the wired line i / f 109 or the wireless communication line 113 via the wireless line i / f 110. It also performs an automatic incoming call operation by detecting a ringing tone.

The wired / wireless line control unit 111 controls the wired line i / f 109 and the wireless line i / f 110.

The wired extension i / f 114 is a wired extension 116.
The wireless extension i / f 115 is an interface for connecting the private branch exchange 100 to the wireless LAN 117.
The wired extension i / f 114 and the wireless extension i / f 115 are controlled by the wired / wireless LAN control unit 107.

The LAN control unit 108 processes data in order to exchange data with a server or terminal on a wired LAN or wireless LAN.

The wired LAN i / f 118 is the wired LAN 1
21, a wireless LAN i / f 119 is an interface for connecting the private branch exchange 100 to the wireless LAN 122, and includes a wired LAN i / f 118 and a wireless LAN i / f 1.
19 is controlled by the wired / wireless LAN control unit 120.

FIG. 2 is a schematic diagram showing a connection form of the private branch exchange 100.

The private branch exchange 100 includes a wired LAN 12
1, a server machine (Server) 202, a client machine (WS-1) 20 as an information processing terminal
3, (WS-2) 204 and printer server (Prin
ter Servwr) 205 are connected to each other. The printer server 205 includes a printer (Print).
r) 206 is connected.

The private branch exchange 100 also includes a wireless LA.
Client machine (WS-3) 20 via N212
7, a wireless base station 209 via a wireless line 213 and a line network (Network) via a telephone line (PSTN) 211.
k) 210, the wired extension telephone 214 and the wireless extension telephone 215 are connected to each other. The radio base station 209 and the line network 210 are connected by a telephone line (PSTN) 211.

The server machine 202 is the private branch exchange 10.
0 is a connected server machine of the wired LAN 121, and manages the wired LAN 121 and files on the wired LAN 121.

The printer server 205 receives print requests from the client machines 203 and 204 and controls output to the printer 206.

Next, the client machines 203 and 204
A process of starting up a general network terminal after turning on the power will be described with reference to the flowchart of FIG.

When the power is turned on (power on) (S30
1) Then, the hardware (various devices) is initialized (S302), and a normal stand-alone terminal is brought into an activated state (idle) (S302). Since the terminal device is connected to the LAN, the following steps are performed automatically or by the user's operation.

Join (log in) a specific network of the LANs to be connected (S304). This step S3
In 04, a user name is input, or a server name that manages a network to participate in is input.

Next, the terminal device and the server machine 20 are usually used.
The initial communication operation related to login is performed with S2 (S
305). By performing this step S305, the client machines 203 and 204 are installed on the server machine 202.
Registration and management will be performed for the fact that the user has logged in.

An area managed by each user who logs in on the server machine 202 is searched (S306).

It is confirmed whether the received mail or the like has not arrived in the user management area before the user has logged in (S307). If it is determined that there is a mail or the like, it is displayed on a display or the like (S308), the process proceeds to the login mode (S309), and the terminal device proceeds to a state in which it can operate as a stand-alone device or a terminal on the network. If it is determined in step S307 that there is no mail or the like, the process proceeds to the login mode (S309).

FIG. 4 is a diagram showing a distribution table used in the private branch exchange 100.

This distribution table includes a user name 401,
The substitute user name 402 is included in the RAM 103. The user name 401 is used at the time of login, etc., and the proxy user name 402 receives an incoming call notification instead when the user specified when receiving an incoming call notification from the line is not logged in. It shows the user who does. The user name 401 and the substitute user name 402 may be rewritable at regular time intervals or may be rewritable by the user of the private branch exchange apparatus 100.

Next, the control operation using the distribution table of FIG. 4 according to the first embodiment of the present invention will be described with reference to the flowchart of FIG. FIG. 5 is a flowchart showing the control of proxy reception when the private branch exchange 100 receives an incoming call from the telephone 208 via the line 210 or the like. In the following description of the operation, the CPU 1 will be used unless otherwise specified.
01 shall do.

When an incoming call is received (S501), a voice message is received by designating an incoming call notification (S502). It is determined whether or not the reception of the voice message is completed (S50).
3). When the reception of the voice message is completed, the voice message is stored in the storage memory 104 (S50).
4). The distribution table shown in FIG. 4 is referred to (S50
6) It is determined whether or not the designated user name is logged in (S507). If you are logged in, send an incoming call notification mail containing a message such as "I received a voice message from Mr. XXX" indicating that a voice message has arrived to the terminal device to which the specified user is logged in. (S511), the called user reproduces the voice message from the extension telephone (S52).
0), and ends (S521).

If it is determined in step S507 that the user designated by the telephone 208 has not logged in yet, the following reception operation is performed. For example, if there is an incoming call to Mr. Abe shown in FIG. 4, but Mr. Abe is not logged in, it is determined whether the proxy user shown in FIG. 4 is logged in (S508). When Abe is not logged in, it is determined whether or not Saru is logged in. When it is determined that the user has logged in, an incoming notification mail including a message indicating that a voice message has arrived, for example, "A voice message has been received from Mr. XXX." Is transmitted to the substitute user, for example, the terminal device where Mr. Saru is logged in. (S509), the called user reproduces the voice message from the extension telephone (S520), and ends (S52).
1).

After determining in step S508 that the proxy user is not logged in, after waiting for a certain period of time (S51)
5) Then, the operation after step S507 is repeated again. According to the first embodiment of the present invention described above,
If the user is not logged in when the voice message is received from the transmitting telephone 208 with the incoming notification designation,
By transferring the incoming call notification to the logged-in proxy user, the proxy user can retrieve the received voice message, so that the storage memory 104 can be used efficiently.

Further, it becomes possible for the proxy user to receive the communication with confidentiality in order to retrieve the received voice message.

Next, a private branch exchange apparatus according to a second embodiment of the present invention will be described.

The private branch exchange is configured as shown in FIG. 1, but the ROM 102 stores the control program of the CPU 101 as shown in the flowchart of FIG. 6, and the CPU 101 is stored in the ROM 102. According to the control program, if the incoming call destination user is not logged in when the voice message is received from the telephone set 208 via the line with the incoming call notification designation, it is confirmed whether the incoming call destination user is logged in at a certain time interval. If the user is logged in, the incoming call notification is forwarded to the incoming call destination user.

Next, the control operation according to the second embodiment of the present invention will be described with reference to the flowchart of FIG. FIG.
6 is a flowchart showing control when the private branch exchange 100 receives an incoming call from the telephone 208 via the line 210 or the like. In the following description of the operation, the CPU 101 will perform the operation unless otherwise specified.

The steps up to step S504 are the same as those in FIG.

It is determined whether or not the designated user name is logged in (S507). If you are logged in, it indicates that a voice message has arrived. For example, "A voice message has been received from Mr. XXX."
And sends an incoming notification mail including a message such as "" to the terminal device to which the designated user is logged in (S511),
The called user reproduces the voice message from the extension telephone (S520) and ends the processing (S521).

When it is determined in step S507 that the user designated by the telephone 208 has not logged in yet, after waiting for a certain period of time (S515), the process is performed again in step S507.
The operations after 507 are repeated.

According to the second embodiment of the present invention described above, if the user is not logged in when the voice message is received from the transmitting telephone 208 with the incoming call notification designation, is the user logged in? Whether or not the received voice message is taken out can be obtained by the user by confirming whether or not at a predetermined time interval and forwarding the incoming call notification if the user is logged in, so that the storage memory 104 of the private branch exchange can be used efficiently.

Next, a private branch exchange apparatus according to a third embodiment of the present invention will be described.

The private branch exchange is constructed as shown in FIG. 1, but the ROM 102 stores the control program of the CPU 101 as shown in the flowchart of FIG. 7, and the CPU 101 is stored in the ROM 102. According to the control program, if the incoming call destination user is not logged in when a voice message is received from the telephone set 208 via the line with the incoming call notification designation, a transfer result error notification is returned to the incoming call destination user and the received voice message is received. Is designed to be erased.

Next, the control operation according to the third embodiment of the present invention will be described with reference to the flowchart of FIG. Figure 7
The private branch exchange 100 has a line 210 from the telephone 208.
8 is a flowchart showing control when an incoming call is received via the above. In the following description of the operation, the CPU 101 will perform the operation unless otherwise specified.

The steps up to step S504 are the same as in FIG.

It is determined whether or not the designated user name is logged in (S507). If you are logged in, it indicates that a voice message has arrived. For example, "A voice message has been received from Mr. XXX."
And sends an incoming notification mail including a message such as "" to the terminal device to which the designated user is logged in (S511),
The called user reproduces the voice message from the extension telephones 214 and 215 (S520), and ends (S52).
1).

When it is determined in step S507 that the user designated by the telephone 208 has not logged in yet, the telephone 208 is notified of a transfer result error, for example, by voice, "Delivery destination is absent." (S531). ), The voice message stored in the storage memory 104 is erased (S532), and the process ends (S521).

According to the third embodiment of the present invention described above, if the user is not logged in when the voice message is received from the transmitting side telephone 208 by designating the incoming notification, the transfer result error notification is given to the user. Is returned and the stored voice message is erased, the use efficiency of the storage memory 104 of the private branch exchange is improved. In the first to third embodiments of the present invention, the voice message is received from the external line, but the voice message may be received from the extension telephone.

Further, without using the distribution table in step S506 of FIG. 5, it is determined in step S508 whether or not a specific administrator on the LAN is logged in, and if logged in, the management is performed in step S509. It is also possible to notify the person on behalf of the person. Alternatively, it is also possible to transmit the incoming call notification to all the users on the LAN in step S509 without performing the determination in step S508. This not only rejects the incoming call, but also improves the usability of the user on the sending side.

Further, when the received voice message is stored in step S504 of FIG. 5, an ID (identifier) is given to the received voice message, and either step S511 or S511 is performed.
This ID (identifier) can be included in the message transmitted at 509. As a result, the user who has received the incoming call notification can easily retrieve the incoming voice message.

Next explained is a private branch exchange apparatus according to a fourth embodiment of the invention.

The private branch exchange is constructed as shown in FIG. 1, but the ROM 102 stores the control program of the CPU 101 as shown in the flowchart of FIG. 8, and the CPU 101 is stored in the ROM 102. According to the control program, if the incoming call destination user is not logged in when the voice message is received from the telephone set 208 via the line with the incoming call notification designation, the forwarding result error notification is returned to the incoming call destination user and the incoming call destination user is notified. , And forward the incoming notification to the logged-in incoming notification proxy user based on the instruction, or
Check if the incoming call destination user is logged in at a certain time interval, and if logged in, either forward the incoming call notification to the incoming call destination user or delete the received voice message. It has become.

Next, the control operation according to the fourth embodiment of the present invention will be described with reference to the flowchart of FIG. FIG.
6 is a flowchart showing control when the private branch exchange 100 receives an incoming call from the telephone 208 via the line 210 or the like. In the following description of the operation, the CPU 101 will perform the operation unless otherwise specified.

The steps up to step S504 are the same as those in FIG.

It is determined whether or not the designated user name is logged in (S507). If you are logged in, it indicates that a voice message has arrived. For example, "A voice message has been received from Mr. XXX."
And sends an incoming notification mail including a message such as "" to the terminal device to which the designated user is logged in (S511),
The called user reproduces the voice message from the extension telephone (S520) and ends the processing (S521).

When it is determined in step S507 that the user designated by the telephone 208 has not logged in yet, the telephone 208 is notified of a transfer result error, for example, by voice, "Delivery destination is absent." Inquire about the method (S551).

The result of the inquiry is judged (S55
2) If the incoming notification is transferred to the substitute user, the distribution table is referred to (S506), it is determined whether the substitute user is logged in (S508), and if the user is logged in, an incoming notification is given. Deliver to the substitute user (S509),
The called user reproduces the voice message from the extension telephone (S520) and ends the processing (S521).

If it is determined in step S508 that the proxy destination user is not logged in, a transfer result error is notified to the telephone 208, for example, by voice, "The proxy destination is absent." (S531), and the storage memory is set. The voice message stored in 104 is deleted (S532), and the process ends (S53).
521).

If the result of the inquiry is judged in step S552 and the user's login is confirmed again after waiting for a certain period of time (S515), whether the user designated by the telephone 208 is logged in or not. If it is determined that the user has not logged in yet (S507a), the operations after step S515 are repeated again.

If it is determined in step S507a that the user designated by the telephone 208 is logged in, an incoming call including a message such as "A voice message has been received from Mr. XXX" indicating that a voice message has arrived. The notification mail is sent to the terminal device where the designated user is logged in (S511), and the called user reproduces the voice message from the extension telephone (S52).
0), and ends (S521).

In step S552, the result of the inquiry is determined, and if the received voice message is erased, a transfer result error is notified to the telephone of the telephone 208, for example, by voice, "The alternate destination is absent." (S531), the voice message stored in the storage memory 104 is erased (S532), and the process ends (S521).

According to the fourth embodiment of the present invention described above, if the user is not logged in when a voice message is received from the transmitting telephone set 208 by designating an incoming call notification, a transfer result error notification is given to the user. Returns to the user to inquire about the subsequent response method, and based on the instruction, forwards the incoming call notification to the logged-in incoming call proxy user or confirms whether the incoming call destination user is logged in at a fixed time interval. If the user is logged in, either the call notification is forwarded to the call destination user or the received voice message is deleted, so not only is the call rejected, but the user convenience is improved. Get better.

Next explained is a private branch exchange according to a fifth embodiment of the invention.

The private branch exchange is constructed as shown in FIG. 1, but the ROM 102 stores the control program of the CPU 101 as shown in the flowchart of FIG. 9, and the CPU 101 is stored in the ROM 102. According to the control program, if the incoming call destination user is not logged in when the voice message is received from the telephone set 208 via the line with the incoming call notification designation, the logged-in incoming call notice is selected based on the selection of the incoming call destination user. Forward the incoming call notification to the substitute user, check whether the incoming call destination user is logged in at a certain time interval, and if it is logged in, forward the incoming call notification to the incoming call destination user or send the received voice message. Delete it or return a transfer result error notification to the incoming call destination user and select one of the above processes for the incoming call destination user. Ask you pick, is adapted to perform any of the processing of whether to perform the processing based on the instruction.

Next, the control operation according to the fifth embodiment of the present invention will be described with reference to the flowchart of FIG. FIG.
6 is a flowchart showing control when the private branch exchange 100 receives an incoming call from the telephone 208 via the line 210 or the like. In the following description of the operation, the CPU 101 will perform the operation unless otherwise specified.

The steps up to step S504 are the same as those in FIG.

It is determined whether or not the designated user name is logged in (S507). If you are logged in, it indicates that a voice message has arrived. For example, "A voice message has been received from Mr. XXX."
And sends an incoming notification mail including a message such as "" to the terminal device to which the designated user is logged in (S511),
The called user reproduces the voice message from the extension telephone (S520) and ends the processing (S521).

If it is determined that the user designated by the telephone 208 has not logged in yet (S507), the processing when the called user is not logged in is determined (S5).
60).

When it is determined that the incoming call notification is transferred to the proxy destination user (S560), the distribution table is referred to (S506),
It is determined whether the proxy user is logged in (S5
08) If the user is logged in, the incoming call notification is distributed to the substitute user (S509), the called user reproduces the voice message from the extension telephone (S520), and the process is terminated (S520).
521).

If it is determined in step S508 that the substitute user has not logged in, a transfer result error is notified to the telephone 208, for example, by voice, "The substitute destination is absent." (S531), and the result is stored. The voice message stored in the memory 104 is erased (S532), and the process ends (S521).

If it is determined in step S560 that the user's login is confirmed again after waiting for a certain period of time (S515), it is determined whether the user designated by the telephone 208 is logged in (S507a). If it is determined that the user has not logged in yet, step S5 is performed again.
The operation after 15 is repeated.

If it is determined in step S507a that the user designated by the telephone 208 is logged in, an incoming call including a message such as "A voice message has been received from Mr. XXX" indicating that a voice message has arrived. The notification mail is sent to the terminal device where the designated user is logged in (S511), and the called user reproduces the voice message from the extension telephone (S52).
0), and ends (S521).

When it is determined in step S560 that the received voice message is to be deleted, a transfer result error to the telephone set of the telephone set 208, such as a voice message, "The alternate destination is absent."
Etc. (S531), the voice message stored in the storage memory 104 is erased (S532), and the process ends (S521).

In step S560, when the transmission side telephone is notified of the transfer result error and it is judged that the handling method is an inquiry, the transfer result error is notified to the telephone set of the telephone 208, for example, by voice, "Delivery destination is absent." Inquire about future correspondence methods (S551). The result of the inquiry is determined (S552), and if it is an incoming call notification transfer to the proxy destination user, it is the same as in step S506 and subsequent steps. If the user's login is confirmed again after waiting for a certain period of time, the process is the same as that in step S515 and thereafter. If the received voice message is erased, it is the same as in step S531 and thereafter.

According to the fifth embodiment of the present invention described above, if the user is not logged in when the voice message is received from the transmitting side telephone 208 with the designation of the incoming call notification, based on the user's selection. , Forward incoming call notification to the logged-in substitute user, check whether the user is logged in at a certain time interval, and if it is logged in, forward the incoming call notification to the user or delete the received voice message Alternatively, the transfer result error notification is returned to the user, the user is inquired as to which of the above-mentioned processes to be selected, and one of the processes is performed based on the instruction. Get better.

It is also possible to adopt a method in which the incoming notification destination user selects and uses one of the above-mentioned handling methods, and by giving a priority, many handlings can be carried out while waiting for the priority. As a result, the process added by the user and selected by the user is performed in consideration of the priority, which improves usability for the user.

[0086]

According to the present invention described in detail above, the following effects can be obtained. According to the invention of claim 1, when an incoming call notification destination user receives a voice message from the transmitting side telephone with designation of incoming call notification, When the user is not logged in, the incoming call notification is transferred to the logged-in incoming call notification proxy user so that the proxy user can retrieve the received voice message, thereby improving the efficiency of use of the memory of the private branch exchange system.
Therefore, it is difficult for the user to fill up the memory, which is convenient for the user.

According to the second aspect of the invention, when the incoming call destination user is not logged in when the voice message is received from the transmitting side telephone with the incoming call notification designation, it is determined whether the user is logged in or not. By confirming at time intervals and forwarding the incoming call notification if logged in, the user can retrieve the received voice message, thereby improving the efficiency of use of the memory of the private branch exchange system. Therefore,
It is easy for the user to use because the memory is hard to fill.

According to the third aspect of the present invention, when the incoming call destination user is not logged in when the voice message is received from the transmitting side telephone by designating the incoming call notification, a transfer result error notification is returned to the user, Since the stored voice messages are deleted, the use efficiency of the memory of the private branch exchange system is improved. Therefore, it is difficult for the user to fill up the memory, which is convenient for the user.

According to the invention described in claim 4, when the incoming call destination user is not logged in when the voice message is received from the transmitting side telephone by designating the incoming call notification, a transfer result error notification is returned to the user and the user is notified. Since it is possible to inquire about the following correspondence method and perform the processing based on the instruction, it is possible not only to reject the incoming call, but also to improve the usability of the user on the transmission side.

According to the invention described in claim 5, when the incoming call destination user is not logged in when the voice message is received from the transmitting side telephone by designating the incoming call notification, processing is performed based on the user's selection. As a result, the usability for the user is improved.

According to the sixth aspect of the present invention, the process selected by the user by adding the priority is performed in consideration of the priority, so that the usability of the user is improved.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a private branch exchange system of the present invention.

FIG. 2 is a schematic diagram showing a connection form of the present invention.

FIG. 3 is a flowchart after the power is turned on in the network terminal.

FIG. 4 is a diagram showing a distribution table existing on a private branch exchange system used in the present invention.

FIG. 5 is a flowchart showing a control operation according to the first embodiment of the present invention.

FIG. 6 is a flowchart showing a control operation according to the second embodiment of the present invention.

FIG. 7 is a flowchart showing a control operation according to the third embodiment of the present invention.

FIG. 8 is a flowchart showing a control operation according to a fourth embodiment of the present invention.

FIG. 9 is a flowchart showing a control operation according to a fifth embodiment of the present invention.

[Explanation of symbols]

 100 Private branch exchange 101 CPU 102 ROM 103 RAM 104 Storage memory 121 LAN 208 Telephone 211 Telephone line (PSTN) 214, 215 Extension telephone

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Claims (6)

[Claims] 1. A voice message received from a sender's telephone set via a line by designating an incoming call notification is accumulated, and the incoming call notification is forwarded to a logged-in incoming call destination user on a private information network, and the incoming call destination user is registered. In a private branch exchange capable of playing back a voice message on the telephone set, the setting means for setting an incoming call notification proxy user, and when the incoming call destination user is not logged in when the voice message is received by the incoming call notification designation, A private branch exchange apparatus comprising: a means for transferring an incoming call notification to the logged-in incoming call notification proxy user. 2. A voice message received from the transmitting side telephone via the line with designation of the incoming call notification is accumulated, and the incoming call notification is forwarded to the logged-in incoming call destination user on the local information network, and the incoming call destination user is transferred. In a private branch exchange device that is capable of playing back voice messages on the telephone, if the incoming call destination user is not logged in when the voice message is received with the incoming call notification designation, the incoming call destination user logs in at a fixed time interval. A private branch exchange apparatus comprising processing means for confirming whether or not the incoming call notification is made and forwarding the incoming call notification to the incoming call destination user if the user is logged in. 3. A voice message received from a sender's telephone set via a line by designating an incoming call notification is accumulated, and the incoming call notification is forwarded to a logged-in incoming call destination user on a private information network, and the incoming call destination user is registered. In a private branch exchange capable of playing a voice message on the telephone set, if the incoming call destination user is not logged in when a voice message is received by specifying the incoming call notification, a forwarding result error notification is sent to the incoming call destination user. A private branch exchange comprising: processing means for returning and erasing the received voice message. 4. An incoming call notification destination user is stored by accumulating a voice message received from the transmitting side telephone via the line by designating an incoming call notification, and forwarding the incoming call notification to a logged-in incoming call destination user on the local information network. In a private branch exchange capable of playing back a voice message on the telephone set, the setting means for setting an incoming call notification proxy user, and when the incoming call destination user is not logged in when the voice message is received by the incoming call notification designation, , Returns the forwarding result error notification to the incoming call destination user, inquires of the incoming call destination user about the subsequent action, and either forwards the incoming call notification to the logged-in incoming call substitute user based on the instruction, or at a fixed time interval. Check whether the incoming call destination user is logged in. If it is logged in, forward the incoming call notification to the incoming call destination user or receive it. A private branch exchange comprising: a processing unit that performs any one of processing for deleting the voice message. 5. An incoming call notification destination user is stored by accumulating a voice message received from a transmitting side telephone via a line by designating an incoming call notification and forwarding the incoming call notification to a logged-in incoming call destination user on a private information network. In a private branch exchange capable of playing back a voice message on the telephone set, the setting means for setting a proxy user for incoming call notification and the incoming call destination user who has not logged in when the incoming voice message is received , Based on the selection of the incoming call notification destination user, forward the incoming call notification to the logged-in incoming call notification proxy user or check whether the incoming call notification destination user is logged in at a certain time interval and log in. For example, forward the incoming call notification to the incoming call destination user, delete the received voice message, or notify the incoming call destination user of the transfer result error. And a processing means for inquiring the incoming call destination user which one of the above-mentioned processing is to be selected and performing any one of the processing based on the instruction. 6. The selection of the incoming call notification destination user can be performed by adding a priority, and the processing means performs the process selected by the incoming call notification destination user in consideration of the priority. The private branch exchange apparatus according to claim 5.