JP2000232567A - Facsimile equipment and its control method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a facsimile equipment and its control method which permit only a right user to perform facsimile transmission via an information processor such as a personal computer and also can keep the security. SOLUTION: The identification information is previously registered in a parameter memory 13 to identify the right user for facsimile equipment 32 having a user limiting function. Meanwhile, a personal computer 12 which is connected to the equipment 32 via an interface 11 transmits a call signal and an ATD command including the identification information on the user to the equipment 32. The equipment 32 receives the call signal from the computer 12, analyzes the ATD command and compares the identification information on the user added to the ATD command with the identification information that is previously registered in the memory 13 to decide the rightfulness of the user.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a facsimile apparatus having a user restriction function and a control method therefor.

[0002]

2. Description of the Related Art It is generally known that a conventional facsimile apparatus is provided with a user restriction function to prevent unauthorized operation and transmission by a user and maintain security. If this user restriction function is set,
The pre-registered department code (identification information indicating that the user is a valid user) is compared with the department code input by the user at the time of facsimile transmission, and operation and transmission of the apparatus can be performed only when they match. ing. For example, in a facsimile apparatus connected to a network such as a public network or the like and an information processing apparatus such as a personal computer (hereinafter abbreviated as a personal computer) via an interface, an ATD command is transmitted as shown in FIG. When a call request is made from a personal computer to a facsimile apparatus, all characters following "ATD" are treated as a call number.

[0003] Japanese Patent Application Laid-Open No. 6-152834 discloses a device related to this type of device. In this device, a network adapter device, a gateway device, an automatic dial device, and the like interlock to check whether facsimile transmission is possible, and disconnect communication for illegal facsimile transmission.

[0004]

In the above prior art,
When making a call request by an AT command from a personal computer to a facsimile apparatus for performing facsimile transmission via a personal computer, all characters following "AT" are treated as a calling number. It is difficult to recognize and use the user restriction function. As described above, no consideration is given to the procedure of notifying the department code from the personal computer side to the facsimile apparatus side. Therefore, there is a possibility that an unauthorized user may perform facsimile transmission by transmitting the personal computer, and there is a problem in security.

[0005]

According to the first aspect of the present invention,
A facsimile apparatus connected to an information processing apparatus via an interface while being connected to a line network, and having a user restriction function of prohibiting transmission by a user other than a pre-registered user, and identifying a valid user. Storage means for storing identification information for the user, and when receiving a call request transmitted together with the call signal from the information processing apparatus, the identification information of the user added to the call request and the identification information registered in advance Control means for judging whether the user is valid based on the information, and when facsimile transmission is performed in response to a call request from the information processing device, the call request is analyzed to determine whether facsimile transmission is possible. There is a feature to do.

According to a second aspect of the present invention, in the case where the identification information of the user added to the call request in the first aspect is invalid or the identification information is not set in the call request, the request for the call is transmitted to the call request. It is characterized in that control means for returning a negative response is provided.

According to a third aspect of the present invention, when facsimile transmission is performed in response to a call request from the information processing apparatus according to the second aspect, a setting as to whether or not to restrict a user is switched based on input information. It is characterized by having control means.

The invention according to claim 4 has a report output function for outputting a management report of the facsimile machine according to claim 3, and the setting switching information on whether or not to restrict the user is described in the management report. It is characterized by having a control means for performing the control.

According to a fifth aspect of the present invention, a warning is issued when the user identification information added to the call request in the fourth aspect is invalid or the identification information is not set in the call request. It is characterized by comprising control means for controlling and alarm means for issuing an alarm under the control of the control means.

According to a sixth aspect of the present invention, a warning is issued when the user identification information added to the call request in the fifth aspect is invalid or the identification information is not set in the call request. It is characterized in that a control means is provided for switching the setting of the setting based on the input information and for writing the setting switching information in the management report.

According to a seventh aspect of the present invention, when facsimile transmission is performed in response to a call request from the information processing apparatus according to the sixth aspect, a setting as to whether or not to restrict a user is made at a predetermined time. It is characterized by having a control means for automatically switching.

[0012] The invention according to claim 8 includes control means for changing the time setting based on the information input in a predetermined procedure in claim 7 and for writing the time setting switching information in a management report. There is a characteristic in that.

According to a ninth aspect of the present invention, in the first to eighth aspects, the call request is made by an ATD command, wherein the ATD command is a department code indicating that the user is a valid user and an extension code for the department code. And analyzing the extension code to recognize a department code following the extension code.

According to a tenth aspect of the present invention, a facsimile apparatus which is connected to an information processing apparatus via an interface while being connected to a line network and has a user restriction function of prohibiting transmission by a user other than a pre-registered user. A storage step of storing identification information for identifying a valid user; a receiving step of receiving a call request transmitted together with a call signal from the information processing apparatus; A determining step of determining whether the user is valid based on the identification information of the user added to the user and the identification information registered in advance; and, if the user is valid, a call request from the information processing apparatus. And a transmission step of executing a facsimile transmission procedure according to

[0015] According to the present invention, in the case where the identification information of the user added to the call request in claim 10 is invalid or the identification information is not set in the call request, the call request is not sent. It is characterized by having a response step of returning a negative response.

According to a twelfth aspect of the present invention, in facsimile transmission according to the eleventh aspect, when facsimile transmission is performed in response to a call request from the information processing apparatus, a setting of whether or not to restrict a user is switched based on input information. It is characterized by having a switching step.

According to a thirteenth aspect of the present invention, in the twelfth aspect, there is provided a description step in which setting switching information for determining whether or not to restrict the user is described in a management report, and an output step of outputting the management report. It is characterized by having.

According to a fourteenth aspect of the present invention, in the thirteenth aspect, an alarming step of issuing an alarm when the user identification information added to the call request is invalid or the identification information is not set in the call request. It is characterized by having.

According to a fifteenth aspect of the present invention, a warning is issued when the user identification information added to the call request is invalid or the identification information is not set in the call request. And a description step of writing the setting switching information of the alarm in the management report.

According to a sixteenth aspect of the present invention, in facsimile transmission according to the fifteenth aspect, when facsimile transmission is performed in response to a call request from the information processing apparatus, a setting of whether or not to restrict a user is made at a predetermined time. It is characterized by having a switching step for automatically switching.

According to a seventeenth aspect, in the sixteenth aspect, a change step of changing the time setting based on information input in a predetermined procedure, and a description step of writing the time setting switching information in a management report And that it has

The invention according to claim 18 is the invention according to claims 10 to 17, wherein the call request is made by an ATD command, wherein the ATD command includes a department code indicating that the user is a valid user and an extension for the department code. It is characterized in that it includes a code and analyzes the extension code to recognize a department code following the extension code.

[0023]

An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows the configuration of a facsimile apparatus according to one embodiment of the present invention. This facsimile machine 32
Includes a reading unit 1, a recording unit 2, an encoding / decoding unit 3, a system control unit 4, a system memory 5, an image information memory 6, an operation display unit 7, a communication control unit 8, a modem 9, a DTMF detector 1.
0, PC interface (PC-i / f) unit 11,
A parameter memory 13 is provided.

The reading section 1 optically reads an image of a document line by line and outputs it as image data. The reading unit (not shown) is constituted by a line image sensor using a CCD or the like.

The recording section 2 prints out read image data or received image data, a report, a mark sheet, and the like by a known electrophotographic method having processes such as charging, tracing, exposure, development, charge removal, transfer, separation, and cleaning. It is configured as follows. The outline is that an electrostatic latent image is recorded by exposing a charged photoconductor with a light image containing image data,
A voltage is applied to the electrostatic latent image on the photoreceptor so as to obtain a desired density, toner is adhered and developed, and a corona is applied from the back of the recording paper conveyed in close contact with the photoreceptor. The discharging is performed to transfer the toner image to recording paper.

The operation display unit 7 sends the contents inputted from an operation panel (including ten keys, operation keys, LCD, LED, etc.) not shown to the system control unit 4 and
The input contents and messages from the facsimile apparatus body (during communication, error status, etc.) are displayed on an operation display panel composed of a liquid crystal display or the like. Also, the setting information of the user restriction function, the section code and the extended code information (identification information), the setting information of the alarm (alarm means), and the like input and set from the operation panel are transmitted to the system control unit 4 (or the communication control unit). 8) and enable / disable the user restriction function at the time of facsimile transmission via the personal computer 12;
Invalid or not entered the department code in the ATD command,
Is displayed on the operation display panel. The alarm (not shown) built in the operation display unit 7 is constituted by a buzzer or the like.

The image information memory 6 stores the image data coded by the coding / decoding section 3 by the MH method or the like. The image data stored in the image information memory 6 is managed by the system control unit 4. The received data when an error occurs is held in the RAM of the system memory 5.

The personal computer interface unit 11 is connected to the RS2
32C, parallel bus, etc., and a personal computer (P
C) is used to electrically connect the facsimile apparatus 32 to the facsimile apparatus 32 to transmit and receive data.

The system memory 5 is composed of a ROM and a RAM. The ROM stores a control program for the entire facsimile apparatus 32 and a program for correcting image data to be sent to the recording unit 2 in accordance with the difference in image density, or a program for using the same. A program for restricting normal facsimile transmission and facsimile transmission via the personal computer 12 by registration / input information such as a department code and an extension code and ATD command data by the user restriction function is stored. In addition, the R
The AM is used as a transmission / reception buffer or a work area, and stores communication history information such as a communication result necessary for creating various management reports and a determination result by the user restriction function.

The parameter memory 13 stores the name of the destination of facsimile communication, a telephone number such as one-touch dial,
Setting information (ON / OFF) of the user restriction function, a data table (shown in FIG. 2) indicating the switching time of the setting ON / OFF, a valid department code indicating a valid user, An extension code, alarm setting information (sound / non-sound) of the operation display unit 7, and the like are stored.

The encoding / decoding section 3 shortens the transmission time of the image data to improve the efficiency. The encoding / decoding section 3 compresses (encodes) the image data at the time of transmission, and compresses the encoded image data at the time of reception. Decompress and reproduce the original data.

The system control unit 4 executes a predetermined process based on an operation input, a command signal, and various types of sensor information in accordance with a control program stored in the system memory 5 in advance.
It controls the entire facsimile machine, controls data communication with external devices such as the personal computer 12, and the like. Particularly, in the present embodiment, a user restriction function for restricting a user of facsimile transmission via the personal computer name 12 according to a pre-registered department code and extension code (a negative response to an illegal facsimile transmission to the personal computer 12 to activate an alarm) And a report output function for outputting various management reports including communication history information.

The communication control unit 8 exchanges a facsimile control signal with a partner communication terminal via a communication line, and executes a control procedure. That is, it is connected to a public line or a dedicated line to detect an incoming signal, transmit a dial pulse,
Facsimile switching is performed. At this time, the communication procedure is executed by either the G3 protocol or the G4 protocol according to the communication function of the partner communication terminal, and the PSTN or I
Select one of the SDNs to control disconnection and establishment of the line. When the user control function is set and the system control unit 4 (or the communication control unit 8) determines that transmission is possible (the user is valid), a control procedure of facsimile transmission is executed.

The modem 9 also has a function of a network control unit (NCU), and modulates the image data signal transmitted from the communication control unit 8 during transmission and transmits the modulated image data signal to the line. The signal is demodulated and sent to the communication control unit 8. Further, it is used as a communication function of the personal computer 12 connected via the personal computer interface unit 11.

The DTMF detector 10 detects a DTMF signal from a line when the destination terminal is a telephone.

The personal computer 12 includes a CPU (not shown) and RA
It comprises a display device such as an M, a ROM, a CRT or the like, an input device such as a mouse or a keyboard, etc., and is connected to the facsimile device 32 via the personal computer interface unit 11.
This CPU has a control function of issuing a call request by an ATD command to the facsimile apparatus 32 through the personal computer interface unit 11 to perform facsimile transmission.

The ATD command belongs to the AT command system, and the ATD command format of this embodiment is shown in FIG.
AT for instructing facsimile transmission
The D command includes a calling number “123”, an extension code “#” for a department code, and a department code “5555”. These pieces of information are input from the input device of the personal computer 12 when the user instructs facsimile transmission via the personal computer 12. In the conventional ATD command format, all characters following "ATD" in the call request are recognized as a call number.

On the other hand, since the effective department code and its extension code are registered in the system memory 5 in advance as described above, the system control unit 4 (or the communication control unit 8)
Recognizes the extension code in the ATD command, detects the extension code from the parameter memory 13 to recognize a valid department code, and compares the department code with the department code in the parameter memory 13 when the user restriction function is set. 12 to determine whether the facsimile transmission is possible.

Here, a normal communication operation of the facsimile apparatus 32 in the present embodiment will be described. The image data read by the reading unit 1 is temporarily stored in the image information memory 6. Next, while reading the image data from the image information memory 6, the redundancy is removed in accordance with the mode of the encoding / decoding section 3, and the image data is stored in the RAM of the system memory 5 through the system bus. This RAM is used as a transmission buffer, and image data is transmitted to the modem 9 via the communication control unit 8. The modem 9 performs modulation processing, and the modulated image data signal is sent out to the line.

On the other hand, the image data received from the line is demodulated by the modem 9, sent out to the system bus via the communication control unit 8, and stored in the RAM. On this occasion,
The RAM is used as a reception buffer, and the stored image data in the RAM is sequentially input to the encoding / decoding unit 3 via the system bus. The image data decoded by the encoding / decoding unit 3 is stored in the image information memory 6, called, sent to the recording unit 2, and printed out on a predetermined recording sheet.

Although the image data only passes through the communication control unit 8, the communication control information (notification of caller ID, identification signal, etc.) is read and understood in the communication control unit 8, and the transmission control information is transmitted.
Processing such as error control is performed, and when a communication history including an incoming call and a caller ID is required, the communication history is stored in the RAM.
Image data that does not need to be encoded and decoded is sent directly from the image information memory 6 through the reading unit 1 to the personal computer 12 via the system bus and the personal computer interface unit 11, for example, and image processing is performed by the personal computer 12. Thereafter, it is possible to transmit the data again to the line via the personal computer interface unit 11, the system bus, the communication control unit 8, and the modem 9 (transmit to the personal computer).

Next, with reference to FIG. 4, a description will be given of a method for registering a data table indicating the switching time of the setting information (ON / OFF) of the user restriction function in the present embodiment. In the present embodiment, a transition is made from the normal facsimile transmission start screen 201 to the setting screen 202 displaying the currently set personal computer transmission switching time by operating the operation keys and numeric keys on the operation display unit 7. Here, by operating the operation keys and numeric keys of the operation display unit 7,
Set the PC transmission switching time (ON / OFF time).

More specifically, the normal mode in which there is no user restriction for transmission to the personal computer is set to the ON time, and in FIG. 4, "from 8:30 to 18:00 on Monday" is changed to "8:30 on Tuesday".
Minutes to 18:00 ”. Also, illegal third
The restriction mode for prohibiting use by the user is set to OFF time, and FIG.
Then "time except Monday from 8:30 to 18:00"
Has been changed to "Time excluding Tuesday from 8:30 to 18:00". The switching time thus set is stored in the parameter memory 13 as a data table shown in FIG.
Registered in. In the normal mode, there is no need to input a department code or an extension code during the ATD command, and the PC transmission can be executed without user limitation as in the conventional technology.

Next, an ATD command analysis method at the time of setting the use restriction function of facsimile transmission in this embodiment will be described with reference to FIG. In step 101, when the facsimile device 32 receives the ATD command from the personal computer 12, the system control unit 4 (or the communication control unit 8) reads the parameter memory 13 and checks whether the user restriction function is set. . as a result,
If the user restriction function has not been set, the process ends. If the user restriction function has been set, the process proceeds to step 102.

In step 102, whether the current setting of the user restriction function is a restriction mode in which unauthorized use of a third party is prohibited (third party use prohibition mode) or a normal mode in which the user of personal computer transmission is not restricted is determined. Confirm. As a result, the process ends in the case of the normal mode, and proceeds to step 103 in the case of the limited mode. This mode switching is automatically performed according to time according to the data table shown in FIG. Therefore, the current time and the day of the week are read and compared with the data table of the automatic switching time registered in advance to determine whether the mode is the restriction mode or the normal mode.

In step 103, the system control unit 4
(Or the communication control unit 8) stores the extension code of the department code included in the received ATD command in the parameter memory 1
3. Search if it is registered in 3.

In step 104, if the extension code has been registered in advance, the flow proceeds to step 105, and if not, the flow proceeds to step 108.

In step 105, the system control unit 4
(Or the communication control unit 8) checks the presence / absence and the number of digits of the department code following the extension code. As a result, if the department code is valid, the process proceeds to step 106, and if the department code has not been input, the process proceeds to step 108.

In step 106, the system control unit 4
(Or the communication control unit 8) compares the department code included in the ATD command with the department code registered in the parameter memory 13 in advance.

In step 107, when the values of the department codes match, the ATD command analysis processing is terminated, and the procedure of facsimile transmission to the line is executed.

At step 108, A is sent to the personal computer 12 side.
A negative response (for example, a busy signal) to the TD command is returned, and the process proceeds to step 109. When receiving the negative response, the personal computer 12 suspends the personal computer communication.

In step 109, the alarm of the operation display section 7 is sounded. Whether or not to sound this alarm together with a negative response to the personal computer 12 is set in advance from the operation display unit 7 and stored in the parameter memory 13.

In the present embodiment, it is assumed that the communication history information described in the various management reports includes the setting information of the user restriction function and the alarm setting information when the department code is incorrect. Specifically, as shown in FIG. 6, the user sets "restrict / do not restrict" in the "PC transmission when user is restricted" item and "sounds / does not sound" in the "alarm when the department code input error" item. It is described in the parameter list and printed out like other management reports. The setting of the personal computer transmission automatic switching time is described in the switching time confirmation list as shown in FIG. 7, and is printed out similarly to other management reports.

According to the present embodiment, when a call request is made by an ATD command, the character following the extension code "#" is set to "ATD" in advance as a part code, so that the personal computer 12 sends the department code to the facsimile apparatus 32. Since the code can be notified, the facsimile device 32
By using the user restriction function, unauthorized transmission by a third party to a personal computer (facsimile transmission through a personal computer) can be prevented.

[0055]

According to the first and tenth aspects of the present invention, a call request (ATD command) transmitted together with a call signal from an information processing apparatus (personal computer) is transmitted from a facsimile apparatus having a user restriction function. Since the received user is determined to be valid based on the identification information of the user added to the call request and the identification information registered in advance, an unauthorized user can perform facsimile communication via a personal computer. Transmission can be prevented. Therefore, it is possible to maintain the security of the facsimile apparatus having the personal computer transmission function.

According to the second and eleventh aspects of the present invention, if the user identification information added to the call request is invalid or if the identification information is not set in the call request, the user is notified of the call request. Since a negative response is returned, the facsimile transmission is interrupted in response to the negative response even when an unauthorized user uses the personal computer without permission. Therefore, it is possible to maintain the security of the facsimile apparatus having the personal computer transmission function.

According to the third and twelfth aspects of the invention, when facsimile transmission is performed in response to a call request from the information processing apparatus, a setting as to whether or not to restrict the user is included in the input information. Since the switching is performed based on the validity, it is possible to select whether to prevent unauthorized transmission or give priority to usability at the discretion of the legitimate user, thereby improving convenience.

According to the fourth and thirteenth aspects of the present invention, the setting switching information indicating whether or not to restrict the user is described in the management report, so that the user can easily change the current setting mode. You can check.

According to the fifth and fourteenth aspects of the present invention, a warning is issued when the user identification information added to the call request is invalid or the identification information is not set in the call request. As a result, unauthorized use of the personal computer or an input error can be immediately notified to the surroundings, and convenience and security are improved.

According to the sixth and fifteenth aspects of the present invention, it is determined whether or not to issue an alarm when the identification information of the user added to the call request is invalid or the identification information is not set in the call request. Is switched based on the input information, and the setting switching information is described in the management report, so that the user can easily confirm the presence or absence of the current alarm setting.

According to the seventh and sixteenth aspects of the present invention, when facsimile transmission is performed in response to a call request from the information processing apparatus, a setting as to whether or not to restrict a user is made at a predetermined time. Since switching is performed automatically, user convenience is improved.

According to the present invention, the time setting is changed based on the information input in a predetermined procedure, and the time setting switching information is described in the management report. The user can easily confirm the current setting mode.

According to the ninth and eighteenth aspects, the AT
A call request by the D command includes a department code indicating a valid user and an extension code for the department code, and analyzes the extension code to recognize a department code following the extension code. As a result, when transmitting the personal computer, the personal computer can easily notify the facsimile apparatus of the user identification information (department code). Therefore, it is possible to prevent an unauthorized user from performing facsimile transmission via a personal computer and to maintain security.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a facsimile apparatus according to an embodiment of the present invention.

FIG. 2 is a diagram showing a data table for registering a personal computer transmission switching time according to an embodiment of the present invention.

FIG. 3 is a diagram showing a format of an ATD command transmitted from a personal computer to a facsimile apparatus according to an embodiment of the present invention.

FIG. 4 is a diagram showing a procedure for registering a PC transmission switching time according to an embodiment of the present invention.

FIG. 5 is a flowchart showing ATD command analysis according to the embodiment of the present invention.

FIG. 6 is a diagram showing a user parameter list according to an embodiment of the present invention.

FIG. 7 is a diagram showing a switching time confirmation list according to an embodiment of the present invention.

FIG. 8 is a diagram showing a communication sequence between a personal computer and a facsimile apparatus using a conventional ATD command.

[Explanation of symbols]

 Reference Signs List 4 system control unit (control means) 5 system memory 7 operation display unit 8 communication control unit (control means) 9 modem 11 personal computer interface unit 12 personal computer (information processing device) 13 parameter memory (storage means)

Claims (18)

[Claims] 1. A facsimile apparatus connected to an information processing apparatus via an interface while being connected to a line network and having a user restriction function of prohibiting transmission by a user other than a pre-registered user. Storage means for storing identification information for identifying the user; and, when a call request transmitted together with the call signal from the information processing device is received, the identification information of the user added to the call request is stored. Control means for determining whether or not the user is valid based on identification information registered in advance, wherein when transmitting a facsimile in response to a call request from the information processing apparatus, the call request is analyzed and the facsimile is analyzed. A facsimile apparatus for determining whether transmission is possible. 2. When the user identification information added to the call request is invalid or the identification information is not set in the call request,
2. The facsimile apparatus according to claim 1, further comprising control means for returning a negative response to the call request. 3. A facsimile apparatus according to claim 2, further comprising control means for switching whether or not to restrict a user based on input information when facsimile transmission is performed in response to a call request from said information processing apparatus. The facsimile apparatus according to claim 2. 4. A control output means for outputting a management report of the facsimile apparatus, and control means for writing setting switching information as to whether or not to restrict the user in the management report. The facsimile apparatus according to claim 3, wherein 5. If the user identification information added to the call request is invalid or the identification information is not set in the call request,
5. The facsimile apparatus according to claim 4, further comprising: control means for controlling to generate an alarm; and alarm means for generating an alarm under the control of the control means. 6. A method according to claim 1, wherein a setting is made based on input information as to whether or not to issue an alarm when the identification information of the user added to said call request is invalid or said identification information is not set in said call request. 6. The facsimile apparatus according to claim 5, further comprising control means for writing setting switching information in a management report. 7. A control means for automatically switching, at a predetermined time, a setting as to whether or not to restrict a user when performing facsimile transmission in response to a call request from said information processing apparatus. 7. The facsimile apparatus according to claim 6, wherein: 8. A control means for changing the time setting based on information input in a predetermined procedure, and for writing the time setting switching information in a management report. Facsimile machine. 9. The call request is made by an ATD command. The ATD command is composed of a department code indicating that the user is a valid user and an extension code for the department code. The extension code is analyzed by analyzing the extension code. 9. The facsimile apparatus according to claim 1, wherein a department code following the code is recognized. 10. A method for controlling a facsimile apparatus which is connected to an information processing apparatus via an interface while being connected to a line network and has a user restriction function of prohibiting transmission by a user other than a pre-registered user. A storage step of storing identification information for identifying a valid user; a receiving step of receiving a call request transmitted together with a call signal from the information processing apparatus; and a user added to the call request. Determining whether the user is valid based on the identification information and the pre-registered identification information; and, if the user is valid, a facsimile transmission procedure in response to a call request from the information processing apparatus. And f) transmitting a facsimile apparatus. 11. A response step for returning a negative response to the call request when the identification information of the user added to the call request is invalid or the identification information is not set in the call request. The control method for a facsimile apparatus according to claim 10, wherein: 12. A facsimile transmission in response to a call request from said information processing apparatus, comprising a switching step of switching whether or not to restrict a user based on input information. Item 12. A method for controlling a facsimile apparatus according to item 11. 13. The method according to claim 12, further comprising: a description step of writing setting switching information indicating whether or not to restrict the user in a management report, and an output step of outputting the management report. Facsimile machine control method. 14. The method according to claim 13, further comprising the step of issuing an alarm when the identification information of the user added to the call request is invalid or the identification information is not set in the call request. A method for controlling a facsimile apparatus according to the above. 15. Switching based on input information for setting whether to issue an alarm when user identification information added to the call request is invalid or the identification information is not set in the call request. The control method of a facsimile apparatus according to claim 14, comprising: a step; and a description step of describing setting switching information of an alarm in a management report. 16. A facsimile transmission in response to a call request from said information processing apparatus, comprising a switching step of automatically switching a setting as to whether or not to restrict a user at a predetermined time. The method for controlling a facsimile apparatus according to claim 15, wherein: 17. A method according to claim 1, further comprising: a change step of changing the time setting based on information input in a predetermined procedure; and a description step of writing the time setting switching information in a management report. Item 17. A method for controlling a facsimile apparatus according to Item 16. 18. The calling request is made by an ATD command, the ATD command including a department code indicating that the user is a valid user and an extension code for the department code.
18. The method according to claim 10, wherein the extension code is analyzed to recognize a department code following the extension code.