JP2000041123A - Data processing unit, data communication system, control method for data processing unit connectable to plurality of terminals and recording medium read by computer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the data processing unit by which an output to a terminal is surely conducted even when an output system of an output terminal differs even in the case that an image received via a line is outputted from other terminal on a LAN. SOLUTION: When a facsimile equipment 101 receives an incoming call, the facsimile equipment 101 detects and analyzes a Caller.ID. When the facsimile equipment 101 cannot detect it, an output printer is set. When the facsimile equipment 101 can detect it, a printer with a printer number corresponding to the telephone number registration is set as an output printer (S604). When the reception processing is finished (S605), whether or not the set output printer has a printer number 0 is discriminated, and when the prier number is number 0, an output is made to a printer of the facsimile equipment and the processing is finished (S607). In the case that the printer other than the number 0 is set, the received document is converted into an image suitable for capability of the registered printer and the converted image is transferred to an object printer on a LAN (S608, S609).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data processing device connected to a network such as a LAN to which a plurality of terminals can be connected, a data communication device, a control method for a data processing device connectable to a plurality of terminals, and a computer. It relates to a readable storage medium.

[0002]

2. Description of the Related Art In recent years, along with the spread of networks in offices, OA devices such as printers have become LAN (Local).
l Area Network (private communication network) and the like, and have been used. Similarly, facsimile machines have also been used by connecting to a LAN.

In such an office environment, a facsimile machine capable of sending / receiving and printing out, a client such as a personal computer for using the same, and a plurality of printers available from within the LAN are installed in the same LAN. ,
A LAN facsimile system has been constructed.

According to the LAN facsimile system, a transmission instruction command including a transmission image is transmitted from a client to a facsimile apparatus via a LAN, and the facsimile apparatus transmits the transmission image to a telephone line in accordance with an instruction from the client. Can be sent to the other party. After transmitting the image, a transmission result report is output on the facsimile machine.

Further, after the facsimile apparatus receives an image via a telephone line, a reception result report is output on the facsimile apparatus.

[0006]

However, in the above-mentioned conventional example, when an image received by the facsimile apparatus is output by another terminal on the LAN, the output terminal has the same output system as the facsimile apparatus. Needed.

Further, when it is desired to output a received image at an output destination corresponding to a transmission source or specified by a transmission source, the capability of the terminal at the output destination may not be fully utilized.

The present invention has been made in view of the above-mentioned conventional problems, and when an image received via a line is output to another terminal on the LAN, the output to the terminal can be accurately output even if the output method of the terminal is different. A data processing device for enabling
A data communication device that enables reception of image data according to the capability of a printer existing in a LAN, and a data communication device that enables a transmission result report to be output to a printer used by a user. Aim. Another object of the present invention is to provide a control method of a data processing device capable of connecting a plurality of terminals, which enables each of the above-mentioned objects, and a computer-readable recording medium.

[0009]

In order to achieve the above object, in a data processing apparatus according to the present invention, a connection means for connecting a plurality of terminals and a processing capability of each of the terminals are stored. A receiving unit that receives data via a line; a converting unit that converts the data received by the receiving unit based on a processing capability stored in the storing unit; Data
Transfer means for transferring to one of the plurality of terminals via the connection means.

According to a second aspect of the present invention, in the data processing apparatus according to the first aspect, at least one of the terminals connected to the connection unit is connected according to the data received by the reception unit. Providing selecting means for selecting, the converting means converts the received data based on the processing capability of the terminal selected by the selecting means, and the transfer means transmits the received data to the terminal selected by the selecting means. It is characterized by transferring.

According to a third aspect of the present invention, in the data processing apparatus according to the second aspect, the receiving means includes a first data for the selecting means to refer to when selecting the terminal. , And second data to be processed by the plurality of terminals.

According to a fourth aspect of the present invention, in the data processing apparatus according to the third aspect, the first data is information indicating a transmission source.

According to a fifth aspect of the present invention, in the data processing device, the first data according to the third aspect is information indicating a subaddress.

According to a sixth aspect of the present invention, in the data processing apparatus of the third aspect, the storage means associates information indicating a plurality of the first data with a processing capability. It is characterized by storing.

According to a seventh aspect of the present invention, in the data processing apparatus according to the first aspect, the storage means stores a display capability of a printer connected to the connection means. .

In the data communication apparatus according to the present invention, a connecting means for connecting a plurality of terminals, a first receiving means for receiving first data via a line, and the first receiving means Selecting means for selecting at least one of the terminals connected by the connecting means based on the first data received in step (a), and notifying a communication partner of the processing capability of the terminal selected by the selecting means via a line Notification means for receiving, the second data received from the communication partner via a line after notifying the processing capability by the notification means, and the second data received by the second reception means. And a transfer means for transferring the data to one of the terminals connected to the connection means.

According to a ninth aspect of the present invention, in the data communication apparatus according to the eighth aspect, the first receiving means receives information indicating the communication partner.

According to a tenth aspect of the present invention, in the data communication apparatus of the eighth aspect, the first receiving means receives information indicating a subaddress.

[0019] In the data communication apparatus according to the present invention, in the data communication apparatus according to the eighth aspect, a table in which the information indicating the first data is associated with the processing capabilities of the plurality of terminals. Storage means for recording the information.

According to a twelfth aspect of the present invention, in the data communication apparatus, connecting means for connecting a plurality of terminals, receiving means for receiving a transmission request from one of the terminals connected to the connecting means, and receiving means Transmitting means for transmitting data via a line based on the transmission request received in step (a), and generating a report in which an image indicating the data transmitted by the transmitting means is added to information indicating a result of the transmission performed by the transmitting means. And a return means for returning, by the receiving means, the report generated by the generating means to the terminal which issued the transmission request.

According to a thirteenth aspect of the present invention, in the data communication apparatus according to the twelfth aspect, the data communication apparatus according to the twelfth aspect further comprises identification means for identifying the data processing capability of the terminal to which the report is to be returned by the return means. The generation unit generates a report in a format according to the data processing capability identified by the identification unit.

According to a fourteenth aspect of the invention, there is provided a method for controlling a data processing apparatus capable of connecting a plurality of terminals, the processing capability of each of the plurality of terminals being stored, receiving the data via a line, and receiving the received data. Is converted based on the stored processing capability, and the converted data is transferred to one of the plurality of terminals.

[0023] According to a fifteenth aspect of the present invention, in the control method of a data processing device capable of connecting a plurality of terminals, first data is received via a line, and a plurality of data are received based on the received first data. Selecting at least one of the terminals, notifying the communication partner of the processing capability of the selected terminal via a line, and notifying the processing capability of the selected terminal;
Is received via a line, and the received second data is transferred to one of the plurality of terminals.

[0024] According to a control method of a data processing apparatus capable of connecting a plurality of terminals according to the present invention, a transmission request is received from one of the plurality of terminals, and data is transmitted to a line based on the received transmission request. A report is generated by adding an image indicating the transmitted data to the information indicating the result of the transmission, and the generated report is returned to the terminal that issued the transmission request.

According to a seventeenth aspect of the present invention, there is provided a computer-readable recording medium storing a program for controlling a data processing device to which a plurality of terminals can be connected, wherein Storing the processing capacity of each terminal, receiving data via a line, converting the received data based on the stored processing capacity, and converting the converted data to the plurality of terminals. And transferring to one of the following.

A computer-readable recording medium according to the invention of claim 18 is a computer-readable recording medium storing a program for controlling a data processing device to which a plurality of terminals can be connected, wherein Receiving at least one of a plurality of terminals based on the received first data, and transmitting a processing capability of the selected terminal to a communication partner via a line. Notifying, receiving the second data from the communication partner via a line after notifying the processing capability, and transferring the received second data to one of the plurality of terminals. It is characterized by having.

According to a nineteenth aspect of the present invention, there is provided a computer-readable recording medium storing a program for controlling a data processing device to which a plurality of terminals can be connected, wherein Receiving a transmission request from one of the terminals, transmitting data via a line based on the received transmission request, and adding an image indicating the transmitted data to information indicating a result of the transmission. , And returning the generated report to the terminal that issued the transmission request.

[0028]

Embodiments of the present invention will be described below with reference to the drawings. (First Embodiment) FIG. 1 is a block diagram showing a schematic configuration of a LAN facsimile system according to a first embodiment of the present invention.

This LAN facsimile system includes a facsimile machine 101 capable of transmitting / receiving and printing out facsimile data via a public network, clients 102 and 103 (personal computers) for using the facsimile machine, and a LAN (private network). 10) Available printers
4 and 105 are installed in the same LAN.

For example, the printer 104 can output an image with a higher resolution than the facsimile machine 101 can output, and the printer 105 is a color printer that can output a color image. LA in this configuration
The user of the N facsimile system is managed by the facsimile apparatus 101.

FIG. 2 is a diagram showing a configuration example of the facsimile apparatus 101 according to the present embodiment.

In the figure, reference numeral 201 denotes a CPU (central control unit).
And the like, and controls the entire apparatus. A main control unit 201 includes a scanner 202 that reads an image on a document and outputs the image data according to the document image.
A printer 203 for visually outputting an image corresponding to input image data, an image memory 204 for storing image data obtained by the scanner 202, and an image memory 205 for storing image data to be output by the printer 203.
And a memory 206 for storing information such as the capability of each printer in the LAN and user information of the LAN facsimile system.

Here, the image memories 204 and 205 are page memories, but line memories may be employed. The image memory 204 stores not only images obtained by the scanner 202 but also image data sent from the clients 102 and 103. The details of the information stored in the memory 206 will be described later.

The main controller 201 also stores a modem 207 connected to the line, a Caller / ID detector 208 for detecting a Caller / ID, and a program for controlling the facsimile apparatus. RO
M209 and RAM 21 used as a work area
0, an operation unit 211 for performing display and registration operations of data and the like relating to the present system, and an I / F control unit 212 for performing control for connection to a LAN are connected by a bus 213.

FIG. 3 is a diagram showing an example of the format of the printer information table stored in the memory 206.

This table can be input and stored by an operation from the operation unit 211 or an operation from the clients 102 and 103, and can store the printer capabilities (information indicating the functions of each printer) in the LAN on the network. It is stored in association with the address. The network address is an identifier uniquely given to each printer, and notifies the facsimile apparatus 101, the client, and the like of the location on the LAN.

The capability of the printer stored in association with the network address is described by an ASCII code, and indicates the resolution, usable paper size, applicable image format, and usable number of colors. As long as a network address is registered, these capabilities can be obtained by querying the printer device based on the network address directly from the printer device and stored.
The memory 206 also stores conversion tables for converting image data of various formats according to the capabilities of the printer.

FIG. 4 is a diagram showing an example of the format of the user information table stored in the memory 206.

This table can also be input and stored by an operation from the operation unit 211 or an operation from the clients 102 and 103. Items stored as user information include a user name, a password, a subaddress, and a printer number, all of which are described in ASCII code.

The user name and the password are used when logging in to the LAN facsimile system, and each user name needs to be unique. Also, Caller
The ID is such that the exchange sends the telephone number of the transmitting side to the receiving apparatus between the calling signals before the receiving apparatus performs the line connection. However, other methods may be used as long as the caller can be specified at the start of communication.

The printer numbers are information used for associating a user with a printer, and the numbers are in the order stored in the printer information table. In the present embodiment, the printer number 0 is the facsimile machine 1
01 is the printer 203 itself. The printer used by the user does not need to be unique, and any number of printers can be used. However, when registering a plurality of printers, priorities are registered.

FIG. 5 is a diagram showing an example of the format of a transmission instruction command sent from the clients 102 and 103.

In the transmission instruction command, a user name for recognizing the transmission user (this is the user name registered in the user information table described above) and a destination for writing in the header of the transmission image In addition to the name, the destination telephone number, and the user TTI (information about the transmitting user), the image management information including the resolution, format, and size of the image, and the transmitted image are included.

The transmission instruction command is transmitted to the clients 102, 1
03, and is transmitted to the facsimile 101 via the LAN.

FIG. 6 is a flowchart showing the flow of the receiving process by the facsimile apparatus 101. Note that this flowchart is controlled by the main control unit 201 based on a program stored in the ROM 209.

In FIG. 6, when an incoming call is received, Call
The er / ID detector 208 detects and analyzes the above-mentioned Caller / ID (step S601). Where C
If aller.ID cannot be detected, the process proceeds to step S60.
In step 2, the printer number 0, that is, the printer of the facsimile apparatus 101 is set as the output printer.

On the other hand, if the Caller ID can be detected, it is checked whether the telephone number is registered in the table of FIG. 4 (step S603), and if registered, the printer of the corresponding printer number is set as the output printer. (Step S604). At this time, if a plurality of printers are registered, a printer suitable for the received image is selected. For example, for a color image, the color printer is prioritized. If not registered, step S6
In step 02, the printer number 0 is set as the output printer. When the setting of the output printer is completed, a normal reception process is performed thereafter (step S605). Here, ITU
It is assumed that reception processing is performed according to the BFT mode recommended in -T.

When the receiving process is completed, it is determined whether or not the output printer set previously is the printer number 0 (step S606). If the output printer is the printer number 0, output is performed to the printer of the facsimile apparatus 101 (step S607). )
The process ends. If a printer other than No. 0 is set, the image format of the received document is determined, and the received document is converted into image data corresponding to the printer capability registered in the printer information table shown in FIG. S60
8). In the present embodiment, the conversion processing is performed by software in the main control unit 201.

The converted image is transferred to the printer on the LAN set in step S604 via the I / F control unit 212 (step S609). In this embodiment, the transfer process uses a protocol in accordance with TCP / IP, and the process itself is entirely performed by the I / F control unit 212.

FIG. 7 is a flowchart showing the flow of the transmission process by the facsimile apparatus 101. Note that this flowchart is controlled by the main control unit 201 based on a program stored in the ROM 209.

When the transmission instruction command shown in FIG. 5 is received from the client 102 or 103 in FIG.
The sender is identified based on the user name included in the transmission instruction, and the printer corresponding to the sender is set as the output printer based on the table in FIG. 4 (step S701).
When the setting is completed, normal transmission processing is performed (step S
702), a report is created according to the transmission result (step S703). The report is created according to the printer capability of the facsimile machine. In the present embodiment, the report creation process is performed regardless of the success or failure of the result. However, the report creation process may not be performed according to the user setting.

When the report creation is completed, it is determined whether or not the output printer set previously is printer number 0 (step S704). If the output printer number is 0, output is made to the printer of the facsimile machine (step S705). To end.

If a printer other than No. 0 is set, the report is converted into image data suitable for the printer capability registered in the printer information table shown in FIG. 3 (step S706). In the present embodiment, the conversion processing is performed by software in the main control unit 201.

The converted image is transferred to a printer on the LAN via the I / F control unit 212 (step S7).
07). In the present embodiment, this transfer processing is performed by TCP / I
The protocol according to P is used, and the processing itself is entirely performed by the I / F control unit 212.

As described above, in the present embodiment, the image data is converted in accordance with the output destination of the received image data. Therefore, when the image received by the facsimile apparatus is output by another terminal apparatus on the LAN. In this case, the output terminal need not have the same output system as the facsimile machine.

In the present embodiment, the Caller ID is used for selecting an output printer. In the case of performing communication in accordance with TSI30, TSI (Tran
smitter Subscriber Identi
It is also possible to use the telephone number included in the information to declare its own function by a unique procedure.

In the present embodiment, the telephone number of the transmitting device is detected at the time of selecting the output printer. However, the present invention is not limited to this, and another method may be used. That is, the sub-address signal transmitted from the transmitting device is identified, and the received image is output by the printer corresponding to the sub-address signal. In this case, in the table of FIG.
The caller ID is replaced with the sub address, a table in which the sub address is associated with each printer is created, and based on this table, the same processing as that of the caller ID is performed.

Further, the network address may be directly specified from the transmitting device using the sub-address signal.

In the present embodiment, the printer information table shown in FIG. 3 and the user information table shown in FIG. 4 are stored in the memory 206 in the facsimile apparatus 101. Data management between the facsimile apparatus 101 and the LAN is performed. By preparing a separate facsimile server for performing the above, it is also possible to hold such information in a memory in the server.

Although the output destination of the received image is a printer, the present invention is not limited to this, and a monitor or the like capable of visually outputting an image may be used. (Second Embodiment) In the first embodiment, the image data is converted according to the output destination of the received image data. On the other hand, in the present embodiment, it is possible to request the transmission side to transmit image data according to the output destination.

The LAN facsimile system, facsimile machine, printer information table,
The user information table is the same as that shown in FIGS. 1 to 4, and a description thereof will be omitted.

FIG. 8 is a flowchart showing the flow of the receiving process by the facsimile apparatus 101 in the second embodiment. This flowchart is described in the ROM 209.
Is controlled by the main control unit 201 based on the program stored in the.

When the facsimile apparatus 101 receives an incoming call, first, the caller / ID detecting unit 208
Detection and analysis of ller ID are performed (step S80)
1). If Caller ID cannot be detected here,
In step S802, the printer number 0, that is, the printer capability of the facsimile apparatus 101, is set as the own device reception capability.

On the other hand, if the Caller ID can be detected, it is checked whether or not the telephone number is registered in the table of FIG. 4 (step S803). If the telephone number is registered, the printer capability of the corresponding printer number is received. The capability is set (step S804). At this time, if a plurality of printers are registered, the sum of all printer capabilities is set as the own device reception capability. If it is not registered, the process proceeds to step S802, and the printer number 0 is set as its own reception capability.

When the setting of the own-device receiving capability is completed, the ITU
-At the same time as performing the normal reception process according to T.30 of the T recommendation, declare (transmit) the set own-device reception capability to the transmission-side partner device via the line (step S805). The self-reception capability declared at that time is the capability set in step S802 or step S804.

When the image data reception processing is completed, it is determined whether or not the self-reception capability set previously is that of the printer number 0 (step S806), and if it is 0, it is output to the printer of the facsimile apparatus 101. Is performed (step S807), and this routine ends. If a printer other than No. 0 is set, the received document is stored in the memory 205 in association with the Caller ID, the printer number, and the like (step S808). Then, step S80
In step 9, the document is transferred to a printer on the LAN in accordance with the format of the received document based on the gable shown in FIGS.

The document held in the memory 205 is
Facsimile machine 101, client 102, 10
3. Output is possible by manual operation from any of the printers 104 and 105. In this case, since the image is associated with the received document, an image format or the like is displayed on the Caller ID, the printer number, or the image format of the received document, and the output destination of the received document of the user is selected and transferred according to the image. Things.

As described above, according to the present embodiment, the facsimile apparatus 101 selectively declares the capability of the printer corresponding to the receiving user to the transmission-side partner device as its own reception capability. , The image data can be received according to the capability of the printer. As a result, the user can obtain a received image using the resources in the LAN more effectively.

In the present embodiment, the caller ID is used when selecting the reception capability to be declared. In the case of performing communication according to TSI30, TSI (Tr
submitter Subscriber Iden
It is also possible to declare its own reception capability by a unique procedure after that using the telephone number included in the information.

In the present embodiment, the telephone number of the transmitting device is detected, but the present invention is not limited to this, and another method may be used. That is, a sub-address signal transmitted from the transmitting device may be identified, a printer corresponding to the sub-address signal may be selected, and the receiving capability of the printer may be transmitted to the transmitting device.

In the case where the information and the sub-address contained in the TSI are used, the ITU-T Recommendation T.3
0, after receiving the TSI and the sub-address signal, in order to transmit the receiving capability according to the contents to the transmitting device, the NSF (Non Standard Facility) once transmitted is transmitted.
items), CSI (Called Subscri)
bar Identification), DIS
(Digital Identification S
signal) is changed to one based on the contents of the TSI and the subaddress, and then transmitted again.

When the sub address is used, the first
As in the description of the embodiment, the point that the Caller ID is replaced with the sub address and the point that the caller ID may be directly used as the network address are the same.

Further, in the present embodiment, the printer information table shown in FIG. 3 and the user information table shown in FIG. 4 are stored in the memory of the facsimile apparatus 101. Data management between the facsimile apparatus 101 and the LAN is performed. By preparing a server for performing the processing separately, it is possible to hold such information in a memory in the server.

Further, in this embodiment, the output destination of the received image and the receiving capability of transmitting the image to the transmitting device are those of the printer. However, the present invention is not limited thereto, and any device capable of processing the received image may be used.

Further, it goes without saying that the processing of the first embodiment and the processing of the second embodiment may be performed together.

The present invention is not limited to the apparatus of the above-described embodiment, and may be applied to a system including a plurality of devices or an apparatus including a single device.
A storage medium storing program codes of software for realizing the functions of the above-described embodiments is supplied to a system or an apparatus, and a computer (or CPU or MPU) of the system or apparatus reads out and executes the program code stored in the storage medium. It goes without saying that it will be completed by doing so.

In this case, the program code itself read from the storage medium realizes the functions of the above-described embodiment, and the storage medium storing the program code constitutes the present invention. As a storage medium for supplying the program code, for example, a floppy disk, a hard disk, an optical disk, a magneto-optical disk, a CD-ROM, a CD-R, a magnetic tape, a nonvolatile memory card, and a ROM can be used. When the computer executes the readout program code, not only the functions of the above-described embodiments are realized, but also the OS or the like running on the computer performs the actual processing based on the instruction of the program code. It goes without saying that a case where some or all of the operations are performed and the functions of the above-described embodiments are realized by the processing is also included.

Further, after the program code read from the storage medium is written in the memory provided in the function expansion board inserted into the computer or the function expansion unit connected to the computer, the program code is read based on the next program code. Needless to say, the extended function may be performed by a CPU or the like provided in an expansion board or an expansion unit to perform a part or all of the actual processing, and the processing may realize the functions of the above-described embodiments. No.

[0079]

As described in detail above, the data processing apparatus according to claim 1 to claim 7, the control method for a data processing apparatus capable of connecting a plurality of terminals according to claim 14, and the claim 17 according to claim 17 According to a computer-readable recording medium, for example, an image received by a facsimile
When the output is performed by the other terminal, the output can be accurately performed even if the output terminal does not have the same output system as the facsimile apparatus.

According to the data communication device according to claims 8 to 11, the control method of a data processing device capable of connecting a plurality of terminals according to claim 15, and the computer-readable recording medium according to claim 18, For example, it becomes possible to receive image data according to the capability of a printer existing in a LAN. This allows the user to obtain a received image that makes more efficient use of resources in the LAN.

According to the data communication device according to claim 12 and claim 13, the control method of the data processing device capable of connecting a plurality of terminals according to claim 16, and the computer-readable recording medium according to claim 19 For example, it is possible to output the transmission result report to a printer used by the user, and it is possible to save the user from having to retrieve the transmission result report to the facsimile machine.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a schematic configuration of a LAN facsimile system according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating a configuration example of a facsimile apparatus 101 according to the embodiment.

FIG. 3 is a diagram illustrating an example of a format of a printer information table.

FIG. 4 is a diagram showing an example of a format of a user information table.

FIG. 5 is a diagram showing an example of a format of a transmission instruction command sent from a client.

FIG. 6 is a flowchart illustrating a flow of a reception process performed by the facsimile apparatus 101 according to the first embodiment.

FIG. 7 is a flowchart illustrating a flow of a transmission process performed by the facsimile apparatus 101 according to the first embodiment.

FIG. 8 shows a facsimile apparatus 101 according to the second embodiment.
Is a flowchart showing the flow of the receiving process by the.

[Explanation of symbols]

 101 Facsimile machine 102, 103 Client 104, 105 Printer 201 CPU 202 Scanner 203 Printer 204 Scanning image memory 205 Printer image memory 206 Table storage memory 207 Modem 208 Caller / ID detection unit 209 ROM 210 RAM 211 Operating unit 212 I / F control unit 213 bus

Claims (19)

[Claims] A connection unit for connecting a plurality of terminals; a storage unit for storing processing capabilities of each of the terminals; a reception unit for receiving data via a line; Conversion means for converting based on the processing capability stored in the storage means, and transfer means for transferring the data converted by the conversion means to one of the plurality of terminals via the connection means. A data processing device comprising: 2. A method according to claim 1, further comprising selecting means for selecting at least one of the terminals connected to the connection means in accordance with data received by the reception means, wherein the conversion means selects a terminal selected by the selection means. 2. The data processing apparatus according to claim 1, wherein the received data is converted based on a processing capability, and the transfer unit transfers the received data to a terminal selected by the selection unit. 3. The receiving means receives first data which the selecting means refers to when selecting the terminal, and second data which is to be processed by the plurality of terminals. The data processing device according to claim 2, wherein 4. The data processing apparatus according to claim 3, wherein the first data is information indicating a transmission source. 5. The data processing apparatus according to claim 3, wherein the first data is information indicating a sub address. 6. The data processing apparatus according to claim 3, wherein said storage unit stores information indicating a plurality of said first data and a processing capability in association with each other. 7. The data processing apparatus according to claim 1, wherein the storage unit stores a display capability of a printer connected to the connection unit. 8. A connecting means for connecting a plurality of terminals, a first receiving means for receiving first data via a line, and a first data receiving means for receiving the first data via the line. Selecting means for selecting at least one of the terminals connected by the connecting means; notifying means for notifying a communication partner of the processing capability of the terminal selected by the selecting means via a line; A second receiving unit that receives second data from the communication partner via a line after notifying the capability, and the second data that is received by the second receiving unit is connected to the connection unit. And a transfer means for transferring the data to one of the terminals. 9. The data communication apparatus according to claim 8, wherein said first receiving means receives information indicating said communication partner. 10. The data communication device according to claim 8, wherein said first receiving means receives information indicating a sub-address. 11. The data communication apparatus according to claim 8, further comprising storage means for recording a table in which information indicating the plurality of first data is associated with the processing capabilities of the plurality of terminals. . 12. A connection unit for connecting a plurality of terminals, a reception unit for receiving a transmission request from one of the terminals connected to the connection unit, and a circuit for transmitting data based on the transmission request received by the reception unit. Transmitting means for transmitting the data via the transmitting means, generating means for generating a report in which an image indicating the data transmitted by the transmitting means is added to information indicating the result of the transmission performed by the transmitting means, And a return means for returning the report to the terminal which issued the transmission request by the receiving means. 13. An identification unit for identifying a data processing capability of a terminal to which the report is to be returned by the return unit, wherein the generation unit outputs a report in a format corresponding to the data processing capability identified by the identification unit. The data communication device according to claim 12, wherein the data communication device generates the data. 14. A method for storing processing capabilities of a plurality of terminals, receiving data via a line, converting received data based on the stored processing capabilities, and converting the converted data to a plurality of terminals. A method for controlling a data processing device connectable to a plurality of terminals. 15. Receiving first data via a line, selecting at least one of a plurality of terminals based on the received first data, and determining a processing capability of the selected terminal via a line. Notifying a communication partner, receiving the processing capability, receiving second data from the communication partner via a line, and transferring the received second data to one of the plurality of terminals. A method for controlling a data processing device to which a plurality of terminals can be connected. 16. A transmission request is received from one of a plurality of terminals, data is transmitted via a line based on the received transmission request, and an image indicating the transmitted data is added to information indicating a transmission result. A method for controlling a data processing apparatus connectable to a plurality of terminals, comprising: generating a generated report; and returning the generated report to the terminal that issued the transmission request. 17. A computer-readable recording medium storing a program for controlling a data processing device to which a plurality of terminals can be connected, the method comprising: storing a processing capability of each of the plurality of terminals; Receiving the data via a network, converting the received data based on the stored processing capability, and transferring the converted data to one of the plurality of terminals. Computer-readable recording medium. 18. A computer-readable recording medium storing a program for controlling a data processing device to which a plurality of terminals can be connected, the method comprising: receiving first data via a line; Selecting at least one of the plurality of terminals based on the first data; notifying a communication partner of the processing capability of the selected terminal via a line; and performing the communication after notifying the processing capability. A computer-readable recording medium, comprising: a step of receiving second data from a partner via a line; and a step of transferring the received second data to one of a plurality of terminals. 19. A computer-readable recording medium storing a program for controlling a data processing device connectable to a plurality of terminals, the method comprising: receiving a transmission request from one of the plurality of terminals; Transmitting data via a line based on the transmission request, generating a report in which an image indicating the transmitted data is added to information indicating a result of the transmission, and transmitting the generated report to the transmission And returning the request to the terminal that issued the request.