KR20110120776A - Embedded device using network, method and server for managing the same - Google Patents

Abstract

PURPOSE: A digital information display apparatus using an embedded system, management method thereof, and service providing server thereof are provided to reduce a storage space by receiving a multi-media file from the service providing server additionally. CONSTITUTION: A reception module(120) receives a multi-media file, a playback schedule, and a command signal from a service providing server. A transmission module(130) transmits a transmission request signal which requests the transmission of the multi-media file, a playback confirmation signal, or an end connection signal to the service providing server. A search module(150) searches a storage module(140). The search module transmits the transmission request signal to the service providing server.

Description

Digital information display device using embedded system, management method thereof and service providing server thereof {EMBEDDED DEVICE USING NETWORK, METHOD AND SERVER FOR MANAGING THE SAME}

The present invention relates to a digital information display apparatus using an embedded system, a management method thereof, and a service providing server thereof. In particular, the present invention is very useful because it can remotely control multimedia playback on a digital information display apparatus and grasp the control situation in real time. A digital information display apparatus using an embedded system using a high network, a management method thereof, and a service providing server thereof.

DID (Digital Information Display) refers to a display service using multimedia content. In foreign countries, the term digital signage is used instead of DID. As the information society develops, as multimedia contents are developed, it is possible to access multimedia contents anytime and anywhere through DMB and portable multimedia players. Accordingly, advertisements using multimedia contents are also developing.

DID devices are widely used as display devices for displaying advertisements in public places such as airports, subway stations, large shopping malls, theaters, streets, schools and conference rooms, and can only display various still images and images because they can express various information. It is regarded as an item of a new future promotion means to replace an electronic billboard or an advertising board. By using DID to show consumers how to use the product through video, it is expected to provide more information to consumers and stimulate consumer's sentiment. Of course, DID's primary focus is on advertising services, but it can also be used to inform people of a variety of information in public places.

However, since the DID can reproduce and display only multimedia contents stored therein, there is a limit in the delivery of advertisements and information. In addition, in order to control a DID device that does not generally include a separate input module and is installed so that only the display screen is exposed to the outside, the DID device must be disassembled and a separate input module is connected to manipulate the multimedia content. There is a problem that control such as modification of a reproduction method is very inconvenient.

The present invention has been proposed to solve the above problems of the conventionally proposed methods, and as well as not only store the multimedia file in the storage space of the digital information display device but also additionally receive the multimedia file from the service providing server, It is an object of the present invention to provide a digital information display apparatus using the embedded system capable of saving a storage space of the digital information display apparatus and displaying a variety of advertisements and information, a management method thereof, and a service providing server thereof.

In addition, the present invention, by connecting the digital information display device with the service providing server to enable the user to check in real time the detailed information on the multimedia playback on the digital information display device using the terminal, the service providing server to the user's terminal Another object of the present invention is to provide a digital information display device using an embedded system, a management method thereof, and a service providing server thereof by transmitting a control screen of the digital information display device so that a user can easily control the digital information display device remotely. It is done.

According to an aspect of the present invention for achieving the above object, a digital information display apparatus using an embedded system,

A display module for playing and displaying multimedia;

A receiving module for receiving a multimedia file, a playing schedule of the multimedia, a playing command signal related to playing the multimedia, or a reset command signal for resetting the digital information display device from the service providing server;

A transmission module for transmitting a transmission request signal for requesting transmission of the multimedia file to the service providing server, a reproduction confirmation signal for confirming whether the multimedia is played, or a connection termination signal for terminating the connection with the service providing server;

A storage module for storing the multimedia file and playback software for playing the multimedia file;

A search module for controlling the transmission module to transmit the transmission request signal to the service providing server when a specific multimedia file to be searched for and reproduced according to the playback schedule is not stored in the storage module; And

And a control module for controlling the multimedia file to be played on the display module according to the play schedule and the play command signal using play software stored in the storage module.

According to another aspect of the present invention for achieving the above object, a method for managing a digital information display apparatus using an embedded system, the service providing server,

(1) receiving login information from a user's terminal;

(2) transmitting a control screen for controlling the member identification information and the digital information display apparatus (hereinafter referred to as a "DID apparatus") corresponding to the login information to the user terminal;

(3) transmitting a playing schedule of the multimedia to be played in the DID device to the DID device;

(4) if the multimedia file to be reproduced is not stored in the DID device, receiving a transmission request signal for transmitting a multimedia file for reproduction from the DID device;

(5) when the transmission request signal is received, transmitting the multimedia file to the DID device using an Internet Small Computer System Interface (iSCSI) scheme;

(6) receiving a playback confirmation signal for confirming whether or not the multimedia file is played back from the DID device; And

(7) receiving a play command signal related to playing the multimedia from the user's terminal and transmitting the received play command signal to the DID apparatus.

Preferably, the transmission request signal or the reproduction command signal,

Sequential order signal for determining the direction of data transmission, Data Peculiarity for the type of data to be transmitted, Data Length for the amount of data, and Data address A header including a Mac address; And

It may include a body including a command required for playing the multimedia or the name of the multimedia file.

Preferably, the control screen,

Displays system information of the DID device, a playback schedule of the multimedia, a command window for selecting the playback command signal, personal information of the user, a list of the multimedia file stored in the service providing server, or detailed information of the multimedia file. can do.

Preferably, the play command signal,

It may be a signal for muting, adjusting the volume, starting playback, stopping playback, changing playback software for playing the multimedia file, or modifying a text phrase to be displayed on the DID device.

Preferably,

(8) transmitting a reset command signal for resetting the DID device to the DID device.

Preferably,

(9) receiving a connection termination signal for terminating the connection with the service providing server from the DID apparatus; And

(10) The method may further include blocking the connection with the DID device.

Preferably, the playback schedule,

It may be in Extensible Markup Language (XML) format.

According to another aspect of the present invention for achieving the above object, the management service providing server of the digital information display apparatus using the embedded system,

Receives login information, a play command signal related to playing multimedia from a user's terminal, a transmission request signal for transmitting a multimedia file required for playing from the DID device, a play confirmation signal for checking whether a multimedia file is played, or the A receiving unit which receives a connection termination signal for terminating the connection between the DID device and the service providing server;

Transmitting the member identification information corresponding to the login information and a control screen for controlling the DID device to the terminal of the user, and playing a multimedia playback schedule, a multimedia file, and a playback command signal received by the receiver; Or a transmitter for transmitting a reset command signal for resetting the DID device.

A storage unit for storing the multimedia file; And

Control unit for controlling each configuration of the service providing server,

The control screen may include a system information of the DID device, a playback schedule of the multimedia, a command window for selecting the playback command signal, personal information of the user, a list of the multimedia files stored in the storage unit, or the multimedia file. Displaying detailed information is characterized by its configuration.

Preferably, the storage unit,

Small computer system interface (SCSI) disks can be used for stable data transfer.

Preferably, the receiving unit and the transmitting unit,

Data can be transferred using the iSCSI (Internet Small Computer System Interface) method.

According to the digital information display apparatus using the embedded system proposed in the present invention, a management method thereof, and a service providing server thereof, not only the multimedia file is stored in the storage space of the digital information display apparatus but also the multimedia file is additionally stored from the service providing server if necessary. Since it can be transmitted, it is possible to save the storage space of the digital information display device, it is possible to display a variety of advertising and information.

In addition, the digital information display apparatus using the embedded system according to the present invention, a management method thereof and a service providing server thereof are connected to the digital information display apparatus with the service providing server, thereby allowing the user to reproduce the multimedia information on the digital information display apparatus using the terminal. It is possible to check the detailed information in real time, and the service providing server transmits the control screen of the digital information display device to the user terminal so that the user can easily control the digital information display device remotely.

1 is a block diagram of a management system of a digital information display apparatus using an embedded system according to an embodiment of the present invention.
2 is a block diagram of a DID device according to an embodiment of the present invention.
3 is a flowchart of a method of managing a digital information display apparatus using an embedded system according to an embodiment of the present invention.
4 is a diagram illustrating a control screen of a method of managing a digital information display apparatus using an embedded system according to an exemplary embodiment of the present invention.
5 is a view showing a control screen of the management method of the digital information display apparatus using the embedded system according to an embodiment of the present invention.
6 is a block diagram of a management service providing server of a digital information display apparatus using an embedded system according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. However, in describing the preferred embodiment of the present invention in detail, if it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. The same or similar reference numerals are used throughout the drawings for portions having similar functions and functions.

In addition, throughout the specification, when a part is 'connected' to another part, it is not only 'directly connected' but also 'indirectly connected' with another element in between. Include. In addition, the term 'comprising' of an element means that the element may further include other elements, not to exclude other elements unless specifically stated otherwise.

1 is a block diagram of a management system of a digital information display apparatus using an embedded system according to an embodiment of the present invention. As shown in FIG. 1, the management system 10 of a digital information display apparatus using an embedded system according to an embodiment of the present invention includes a digital information display apparatus 100 and a service providing server 200 using an embedded system. It may be configured to include a user terminal 300.

The digital information display apparatus 100 (hereinafter, referred to as a "DID apparatus") using an embedded system displays advertisements and information by playing multimedia stored or transmitted from the service providing server 200. The DID apparatus 100 will be described in detail later with reference to FIG. 2.

The service providing server 200 transmits a multimedia file to the DID device 100 and provides the multimedia playback state of the DID device 100 to the user's terminal 300 so that the user can check it in real time. The service providing server 200 will be described in detail later with reference to FIG. 6.

The user's terminal 300 is a terminal for controlling the DID apparatus 100 anywhere regardless of a place, and may be implemented in the form of a mobile terminal or a PC platform.

2 is a block diagram of a DID device according to an embodiment of the present invention. As shown in FIG. 2, the DID apparatus 100 according to an embodiment of the present invention may include a display module 110, a reception module 120, a transmission module 130, a storage module 140, and a search module ( 150, and may include a control module 160. The DID device 100 according to an embodiment of the present invention may be based on embedded Linux, and for this purpose, for example, may use a QT / embedded GUI library for embedded Linux developed by Trolltech.

The display module 110 reproduces and displays the multimedia. A liquid crystal display (LCD) may be used, and the display module 110 may be manufactured as a touch screen so that a user may input a play command signal related to playing multimedia using the display module 110. If the DID device 100 receives and plays a multimedia file from the service providing server 200, the display module 110 may play while caching.

Multimedia (not shown) includes video, flash, text, as well as web service content. For video, hardware codec enables smoother playback than software codec. Flash can use Gnash-based flash player. Web service content includes life information service contents such as subway maps, stock information, movie information, record sales rankings, and new books of the month.

The reception module 120 receives a multimedia file, a playback schedule of a multimedia, a play command signal related to playing a multimedia, or a reset command signal for resetting a digital information display device from the service providing server 200.

The playback command signal (not shown) may be used for multimedia playback in addition to signals for muting, adjusting the volume, starting playback, stopping playback, changing playback software for playing multimedia files, and modifying text phrases to be displayed on the DID device. Include all relevant signals.

The reset command signal (not shown) is a signal transmitted by the service providing server 200 to terminate the connection between the service providing server 200 and the DID apparatus 100. Upon receiving the reset command signal, the DID apparatus 100 may transmit a connection termination signal to the service providing server 200 in response to the reset command signal.

The transmission module 130 may transmit a transmission request signal for requesting the transmission of the multimedia file to the service providing server 200, a reproduction confirmation signal for confirming whether the multimedia is played, or an access for terminating the connection with the service providing server 200. Send the end signal. The multimedia module, which is not stored in the storage module 140 but needs to be reproduced, may transmit and transmit the multimedia file by transmitting the transmission request signal to the service providing server 200. In this way, the space of the storage module 140 can be saved.

The storage module 140 stores the multimedia file and the playback software for playing the multimedia file. The storage module 140 may store a plurality of playback software so that the DID device can display all moving images, flashes, or text. As described above, if the DID device 100 receives and plays the multimedia file from the service providing server 200, the DID device 100 may store the multimedia file in the storage module 140 simultaneously with the caching during the playback.

The retrieval module 150 searches for the storage module 140 and transmits the received module 130 to the service providing server 200 when the specific multimedia file to be reproduced according to the reproduction schedule is not stored in the storage module 140. Control to transmit the transmission request signal. Since the DID device 100 includes the search module 150, the manufacturing cost of the DID device 100 may be lowered by minimizing the storage module 140.

The control module 160 controls playback of the multimedia file in the display module 110 according to the playback schedule and the playback command signal using the playback software stored in the storage module 140. In addition, the control module 160 may control the operation of other modules of the DID apparatus 100.

3 is a flowchart of a method of managing a digital information display apparatus using an embedded system according to an exemplary embodiment of the present invention. As shown in FIG. 3, in the method for managing a digital information display apparatus using an embedded system according to an embodiment of the present invention, the service providing server receives login information from a user's terminal (S100), and login information. Transmitting the user identification information including the member ID and a control screen for controlling the DID device to the user terminal based on the step S200, and transmitting a reproduction schedule of the multimedia to be played in the DID device to the DID device ( S300, when the multimedia file to be played is not stored in the DID device, receiving a transmission request signal for transmitting the multimedia file required for playback from the DID device (S400), and when receiving the transmission request signal, the multimedia file is received. Transmitting to the DID device by using an Internet Small Computer System Interface (SCSI) method (S500), multi from the DID device Receiving a play confirmation signal for checking whether the media file is played (S600), Receiving a play command signal related to the playback of the multimedia from the user terminal and transmitting to the DID device (S700), DID device to the DID device Transmitting a reset command signal for resetting (S800), receiving a connection termination signal for terminating the connection with the service providing server from the DID apparatus (S900), and disconnecting the connection with the DID apparatus (S1000). It may be configured to include.

In step S100, login information is received from the user's terminal 300. The login information may include a member ID and a member password, and the member ID may use an e-mail address, for example.

In step S200, the member identification information corresponding to the login information and the control screen for controlling the DID device 100 are transmitted to the user terminal 300. Member information can be stored separately for step S200, and if the login information matches the member information, member confirmation information including the member ID is transmitted to the user's terminal. The control screen will be described in detail with reference to FIGS. 4 and 5.

4 and 5 are views illustrating a control screen of a method of managing a digital information display apparatus using an embedded system according to an exemplary embodiment of the present invention. As shown in FIG. 4, the control screen of the method for managing a digital information display apparatus using an embedded system according to an embodiment of the present invention may be configured to display system information, a multimedia playback schedule, and a playback command signal of the DID apparatus 100. A command window that can be selected, a user's personal information, a list of multimedia files stored in the service providing server 200, or detailed information of the multimedia files may be displayed.

Or, as shown in Figure 5, the control screen of the method for managing a digital information display apparatus using an embedded system according to another embodiment of the present invention, the display number setting, the type of playback software to be operated, the playback software to be operated The selection window for changing the, or the content modification window to be used for the text function can be displayed.

In step S300, the reproduction schedule of the multimedia to be played in the DID device 100 is transmitted to the DID device 100. The playback schedule includes a list of multimedia to be played, information on a date and time at which each multimedia is played, and may be in XML (Extensible Markup Language) format.

In operation S400, when the multimedia file to be played is not stored in the DID device 100, a transmission request signal for transmitting the multimedia file required for playback is received from the DID device 100. The protocol of the transmission request signal means a sequential order signal for determining the direction of data transmission, data peculiarity for the type of data to be transmitted, and the amount of data, as shown in Table 1 below. Data length, a MAC address indicating the address of a communication device, a header including a user ID of a user, and a command or multimedia file necessary for playing a multimedia. It may include a body including a name and the like.

No Item Type Length Comment Header
(45 bytes ) One
Sequential
Order Char
1 bytes “1”: Sever->
“2”: Client-> Server
“3”: Web-> Server
“4”: Another-> Server 2 Data Peculiarity Char 4 bytes Ex) “0101”: List transmission 3 Data (Body) Length Int 4 bytes E.g. 256 4 Key Char 5 bytes Ex) “01000” 5 UserID Char 10 bytes 10 character user ID 6 Mac Address Char 17 bytes Ex) “00: 1f: 99: 19: 33: fd” 7 HDD Size Int 4 bytes Client HDD Capacity Body
(256 bytes ) 8
App data Char 256 bytes Required command, file name, comment

In step S500, when the transmission request signal is received, the multimedia file is transmitted to the DID device 100 using the iSCSI method. iSCSI is used to transfer data over the Internet and allows for data archiving and recovery without being affected by location. As such, by using the iSCSI scheme, the DID device 100 may recognize the multimedia file stored in the service providing server 200 which is remote storage as being stored in the storage module 140 of the DID device 100 which is local storage. have.

In operation S600, a reproduction confirmation signal for confirming whether a multimedia file is played back is received from the DID device 100. Receiving the reproduction confirmation signal is to monitor the driving status of the DID device 100 so that the user can check it in real time.

In operation S700, a reproduction command signal related to reproduction of multimedia is received from the user's terminal 300 and transmitted to the DID apparatus 100. The reproduction command signal is the same as that described in the reception module 120 of the DID apparatus 100 of FIG. 1, and thus a detailed description thereof will be omitted. The reproduction command signal may also have the same protocol as the transmission request signal described in Table 1.

In step S800, the reset command signal for resetting the DID device 100 is transmitted to the DID device 100. Since the reset command signal is the same as described in the reception module 120 of the DID device 100 of FIG. 1, a detailed description thereof will be omitted.

In operation S900, the connection termination signal for terminating the connection with the service providing server 200 is received from the DID apparatus 100. When the DID device 100 determines that the multimedia file is no longer required to be additionally received from the service providing server 200, the service providing server 200 receives an access termination signal from the DID device 100 and thus unnecessary connection. By blocking, it is possible to prevent traffic increase due to data transmission.

In step S1000, the connection with the DID device 100 is blocked. The connection can be blocked to prevent traffic increase due to data transmission, and of course, the connection can be reconnected at any time. However, even if the connection is blocked, the DID device 100 may continue to play the multimedia by using the multimedia file stored in the storage module 140 of the DID device 100.

6 is a block diagram of a management service providing server of a digital information display apparatus using an embedded system according to an embodiment of the present invention. As shown in FIG. 6, the management service providing server 200 of the digital information display apparatus using the embedded system according to an embodiment of the present invention includes a receiver 210, a transmitter 220, a storage 230, It may be configured to include a control unit 240.

The receiver 210 receives login information and a play command signal related to playing multimedia from the user's terminal 300. In addition, the receiving unit 210, the transmission request signal for transmission of the multimedia file required for reproduction from the DID device 100, the reproduction confirmation signal for confirming the reproduction of the multimedia file, or the DID device 100 and the service providing server ( A connection termination signal for terminating the connection between the two terminals is received. The receiver 210 may transmit data using an iSCSI method.

The transmitter 220 transmits the member identification information corresponding to the login information and the control screen to control the DID apparatus 100 to the user's terminal 300, and transmits a multimedia playback schedule to the DID apparatus 100. The multimedia file, the play command signal received by the receiver 210, or the reset command signal for resetting the DID device 100 is transmitted. The transmitter 220 may also transmit data using the iSCSI method similarly to the receiver 210. Since the control screen is as described with reference to FIGS. 4 and 5, a detailed description thereof will be omitted.

The storage unit 230 stores the multimedia file. Since the multimedia may include various types of contents such as a video, a flash, and a text, the format of the multimedia file stored in the storage 230 is not limited. The storage unit 230 may use a small computer system interface (SCSI) disk for stable data transmission. SCSI disks are more stable and faster than SATA (Serial ATA). In addition, the storage unit 230 may store member information of the user.

The control unit 240 controls each configuration of the service providing server 200. The transmitter 220 controls the transmitter 220 to transmit the playback command signal received by the receiver 210 to the user's terminal 300, or retrieves the multimedia file from the storage 230 according to the transmission request signal, and then sends the transmitter 220 to the transmitter 220. The control may be transmitted to the terminal 300 of the user. In addition, the controller 240 may manage multimedia files or member information stored in the storage 230.

The present invention described above may be variously modified or applied by those skilled in the art, and the scope of the technical idea according to the present invention should be defined by the following claims.

10: Management system of digital information display device using embedded system
100: digital information display device using an embedded system
110: display module 120: transmission module
130: receiving module 140: storage module
150: search module 160: control module
200: service providing server 210: receiving unit
220: transmitting unit 230: storage unit
240: control unit 300: a user terminal

Claims (11)

In the digital information display apparatus,
A display module for playing and displaying multimedia;
A receiving module for receiving a multimedia file, a playing schedule of the multimedia, a playing command signal related to playing the multimedia, or a reset command signal for resetting the digital information display device from the service providing server;
A transmission module for transmitting a transmission request signal for requesting transmission of the multimedia file to the service providing server, a reproduction confirmation signal for confirming whether the multimedia is played, or a connection termination signal for terminating the connection with the service providing server;
A storage module for storing the multimedia file and playback software for playing the multimedia file;
A search module for controlling the transmission module to transmit the transmission request signal to the service providing server when a specific multimedia file to be searched for and reproduced according to the playback schedule is not stored in the storage module; And
And a control module for controlling the multimedia file to be played on the display module according to the play schedule and the play command signal using play software stored in the storage module.
The method of managing a digital information display apparatus (hereinafter, referred to as a "DID apparatus") using the embedded system of claim 1, wherein the service providing server includes:
(1) receiving login information from a user's terminal;
(2) transmitting a control screen for controlling the member identification information and the digital information display apparatus (hereinafter, referred to as a 'DID apparatus') corresponding to the login information to the user's terminal;
(3) transmitting a playing schedule of the multimedia to be played in the DID device to the DID device;
(4) if the multimedia file to be reproduced is not stored in the DID device, receiving a transmission request signal for transmitting a multimedia file for reproduction from the DID device;
(5) when the transmission request signal is received, transmitting the multimedia file to the DID device using an Internet Small Computer System Interface (iSCSI) scheme;
(6) receiving a playback confirmation signal for confirming whether or not the multimedia file is played back from the DID device; And
And (7) receiving a play command signal related to playing the multimedia from the terminal of the user and transmitting the play command signal to a DID device.
The method of claim 2, wherein the transmission request signal or the reproduction command signal,
Sequential order signal for determining the direction of data transmission, Data Peculiarity for the type of data to be transmitted, Data Length for the amount of data, and Data address A header including a Mac address; And
And a body including a command required for playing the multimedia or a name of the multimedia file.
The method of claim 2, wherein the control screen,
Displays system information of the DID device, a playback schedule of the multimedia, a command window for selecting the playback command signal, personal information of the user, a list of the multimedia file stored in the service providing server, or detailed information of the multimedia file. Method of managing a digital information display device using an embedded system, characterized in that.
The method of claim 2, wherein the playback command signal,
Digital information using an embedded system, characterized in that the signal for muting, adjusting the volume, start playback, stop playback, change the playback software for playing the multimedia file, or modify the text phrase to be displayed on the DID device. How to care for your display device.
The method of claim 2,
And (8) transmitting a reset command signal for resetting the DID device to the DID device.
The method of claim 2,
(9) receiving a connection termination signal for terminating the connection with the service providing server from the DID apparatus; And
(10) A method of managing a digital information display apparatus using an embedded system, characterized by further comprising the step of blocking access to the DID device.
The method of claim 2, wherein the playback schedule,
A method of managing a digital information display apparatus using an embedded system, characterized in that the XML (Extensible Markup Language) format.
In the management service providing server of the digital information display device (hereinafter referred to as "DID device") using the embedded system of claim 1,
Receives login information, a play command signal related to playing multimedia from a user's terminal, a transmission request signal for transmitting a multimedia file required for playing from the DID device, a play confirmation signal for checking whether a multimedia file is played, or the A receiving unit which receives a connection termination signal for terminating the connection between the DID device and the service providing server;
Transmitting the member identification information corresponding to the login information and a control screen for controlling the DID device to the terminal of the user, and playing a multimedia playback schedule, a multimedia file, and a playback command signal received by the receiver; Or a transmitter for transmitting a reset command signal for resetting the DID device.
A storage unit for storing the multimedia file; And
Control unit for controlling each configuration of the service providing server,
The control screen may include a system information of the DID device, a playback schedule of the multimedia, a command window for selecting the playback command signal, personal information of the user, a list of the multimedia files stored in the storage unit, or the multimedia file. Management service providing server for a digital information display device using an embedded system characterized in that it comprises detailed information.
The method of claim 9, wherein the storage unit,
A server for providing a management service for a digital information display apparatus using an embedded system, characterized by using a SCSI (Small Computer System Interface) disk for stable data transmission.
The method of claim 9, wherein the receiving unit and the transmitting unit,
A server for providing a management service for a digital information display apparatus using an embedded system, characterized in that data is transmitted using an iSCSI (Internet Small Computer System Interface) method.

Images