KR20050044070A - Method for transferring messages or advertizing data - Google Patents

Abstract

According to the present invention, when a specific port used by the Internet protocol is opened during the Internet communication in the client terminal, the modem detects this and displays a message or advertisement such as an announcement or invoice in a web page requested by the client terminal. The present invention relates to a method of transmitting a message or advertisement data.

In the present invention, when the client terminal 10 sends a synchronous A (SYN) signal to a specific web server 30, the modem 20 transmits it to the spoofing server 40, and the acknowledgment B (from the spoofing server 40). Receiving a SYN, ACK) signal to the client terminal 10 and transmitting an acknowledgment C (ACK) signal to the spoofing server 40 from the client terminal 10; When the request D (HTTP Request) signal is transmitted from the client terminal 10 after the first step is completed, the modem 20 transmits the request to the spoofing server 40 and displays a message or advertisement on the spoofing server 40. A second step of transmitting a reply E (HTTP Reply) signal including pop-up window display data and data for allowing the client terminal 10 to move to the requested web server 30; And a script included in the reply from the modem terminal 20 to the spoofing server 40 when the reply reception and acknowledgment F (ACK-HTTP) signal transmitted in the second step is transmitted. It includes a third step of performing.

Description

Method for transferring messages or advertizing data}

The present invention relates to a method for transmitting a message or advertisement data. More specifically, the modem detects this when a specific port used by the Internet protocol is opened during the Internet communication in the client terminal, and detects the message or advertisement such as an announcement or invoice. The present invention relates to a method of transmitting a message or advertisement data that can be displayed by being included in a web page requested by a client terminal.

Internet communication provides a convenient function for searching and transmitting information regardless of time and place. In particular, due to the spread of high-speed Internet communication network, the Internet has become an indispensable tool for business or life. Internet communication is generally composed of a client terminal and a web server using a personal computer, and uses a DSL and cable modem to transmit and receive data. The DSL and cable modem transmit and receive data according to the hypertext transfer protocol (HTTP), which is a communication protocol for internet communication. Referring to FIG. 1, the general HTTP operation procedure will be described below.

First, a three-way handshake is performed between the client terminal and the server to exchange information such as identification of a communication partner and identification of a communication path between the sender and the receiver before starting transmission. Referring back to FIG. 1, first, when the client terminal 10, which is the active open side, transmits a synchronous A (SYN) signal packet requesting connection initiation, the synchronous A (SYN) signal is transmitted from the modem 20 to the web server 30. Send the packet. The web server 30 transmits an acknowledgment B (SYN, ACK) signal for confirmation after receiving the synchronous A (SYN) signal packet. After receiving the acknowledgment B (SYN, ACK) signal from the web server 30, the client terminal 10 again transmits an acknowledgment C (ACK) signal indicating that the packet data transmitted from the web server 30 is received. The connection is established.

After the connection is established between the client terminal and the web server as described above, when the client terminal transmits a request D (HTTP Request) signal, the reply E including response data corresponding to the request after receiving the request signal from the web server Send an HTTP Reply signal. The transmitted reply signal is transmitted to the client terminal 10 through the modem 20. The client terminal 10 also receives an acknowledgment (ACK-HTTP) signal packet after receiving the reply packet. Send to the web server 30 through.

However, in the modem 20 used in the related art, there is no other function besides simply transmitting and receiving data by connecting to a specific web server 30 requested by the client terminal 10. In addition, the modem 20 is usually provided by an ISP, which uses conventional e-mail to notify subscribers of advertisements and announcements or to send bills. Frequent giving and frequent subscribers had to check their emails often.

Therefore, by upgrading the functions of the conventional modem, the ability to send advertisements, announcements or receipts in real time to the subscriber is required.

The present invention has been made to solve the above problems, an object of the present invention is to detect this when a specific port used by the Internet protocol is opened during the Internet communication in the client terminal and to detect a specific message or advertisement such as an announcement or invoice The present invention provides a method for transmitting a message or advertisement data that can be displayed by being included in a web page requested by a client terminal.

In the method of transmitting the message or advertisement data of the present invention for achieving the above object, when the client terminal 10 sends a synchronous A (SYN) signal to a specific web server 30, the modem 20 spoofs this to the spoof server 40 And receive an acknowledgment B (SYN, ACK) signal from the spoof server 40 to the client terminal 10, and send an acknowledgment C (ACK) signal from the client terminal 10 to the spoof server 40 Transmitting to the first step; When the request D (HTTP Request) signal is transmitted from the client terminal 10 after the first step is completed, the modem 20 transmits the request to the spoofing server 40 and displays a message or advertisement on the spoofing server 40. A second step of transmitting a reply E (HTTP Reply) signal including pop-up window display data and data for allowing the client terminal 10 to move to the requested web server 30; And a script included in the reply from the modem terminal 20 to the spoofing server 40 when the reply reception and acknowledgment F (ACK-HTTP) signal transmitted in the second step is transmitted. It includes a third step of performing.

Hereinafter, a method of transmitting a message or advertisement data of the present invention will be described in detail with reference to the accompanying drawings.

The transmission method of the present invention can be equally applicable to L2 / 3/4/7 SWITCH, DSLAM, WLAN devices, etc. based on IP (Internet Protocol) as well as conventionally used DSL modem and cable modem. Applicable as It is also applicable to protocols such as Telnet, FTP, POP3, as well as HTTP.

As described above, the present invention includes at least one client terminal 10 capable of internet communication, a modem 20 connecting the client terminal 10 and an internet communication network, and a message or advertisement to the client terminal 10. It is performed in a communication system that includes a spoof server 40 for transmission.

Referring to FIG. 2, when the client terminal 10 sends a synchronous A (SYN) signal to a specific web server 30, the modem 20 transmits it to the spoofing server 40, and the spoofing server ( A first step of receiving an acknowledgment B (SYN, ACK) signal from 40) and transmitting the acknowledgment B (SYN, ACK) signal to the client terminal 10, and transmitting the acknowledgment C (ACK) signal from the client terminal 10 to the spoofing server 40; When the request D (HTTP Request) signal is transmitted from the client terminal 10 after the first step is completed, the modem 20 transmits the request to the spoofing server 40 and displays a message or advertisement on the spoofing server 40. A second step of transmitting a reply E (HTTP Reply) signal including pop-up window display data and data for allowing the client terminal 10 to move to the requested web server 30; And a script included in the reply from the modem terminal 20 to the spoofing server 40 when the reply reception and acknowledgment F (ACK-HTTP) signal transmitted in the second step is transmitted. It includes a third step of performing.

Referring back to the drawing, the client terminal 10 transmits a synchronous A (SYN) signal to a specific web server 30 as in the prior art. Communication detection with the web server 20 is performed by detecting the open state of the communication port 80 in the modem (20). The communication port 80 is a dedicated communication port assigned to HTTP. At this time, the modem 20 transmits the synchronization signal to the spoofing server 40 according to the present invention without transmitting the synchronization signal to the web server 30.

The spoofing server 40 transmits an acknowledgment B (SYN, ACK) signal to the modem 20 when the synchronization signal is input, and the modem 20 transmits this acknowledgment signal to the client terminal 10. . After receiving the acknowledgment, the client terminal 10 sends an acknowledgment C (ACK) signal to the modem 20 again, and the modem 20 transmits the acknowledgment back to the spoofing server 40.

The connection confirmation process is a process known as a conventional three-way handshake. In the present invention, the client terminal 10 and the web server 30 do not proceed between the client terminal 10 and the spoofing through the modem 20. There is a difference between what is going on between the servers 40.

After the three-way handshake is terminated as described above, when the client terminal 10 transmits a request HTTP (HTTP Request) signal based on HTTP, the modem 20 receives it and sends a request signal back to the spoofing server 40. Send it. The request signal includes a specific web page address (http://www.yahoo.com in the figure) as shown in the figure.

When the spoof server 40 receives the request signal, the spoof server 40 transmits a reply E (HTTP Reply) signal including display data for displaying information such as a message or an advertisement or an invoice in a popup window. The modem 20 receives the reply signal and transmits it to the client terminal 10. The client terminal 10 sends an acknowledgment response F (ACK) to the modem 20 to the modem 20. An acknowledgment F (ACK HTTP) is sent from the modem 20 to the spoofing server 40. On the other hand, after transmitting the acknowledgment signal, the client terminal 10 performs the content included in the reply signal.

An example of a received reply (HTML file) is as follows.

<HTML>

script language = "JavaScript"

MakePopUp ()

.....

MoveSite ('http://www.yahoo.com')

..

</ script>

</ HTML>

As described above, the reply includes a function for making a pop-up window, and also includes an address of the web server 30 for moving by the request, and when executed in the client terminal 10, the pop-up window and the corresponding web server 30 The page is displayed.

3 is another embodiment of the transmission method of the present invention. As shown, when the synchronous A (SYN) signal is transmitted from the client terminal 10 to the web server 30, the modem 20 detects this and the acknowledgment B (SYN, ACK) signal is transmitted to the client terminal 10. A first step of verifying by the modem 20 when the client terminal 10 transmits an acknowledgment C (ACK) signal; When the request D (HTTP Request) signal is transmitted from the client terminal 10 after the first step is completed, the modem 20 transmits the request signal to the spoofing server 40 and the message or advertisement is transmitted from the spoofing server 40. A second step of transmitting a reply E (HTTP Reply) signal including pop-up window display data for display and data for causing the client terminal 10 to move to the requested web server 30; And a third step of confirming by the modem 20 when the client terminal 10 transmits an acknowledgment F (ACK-HTTP) signal.

Referring back to the drawing, the client terminal 10 transmits a synchronous A (SYN) signal to a specific web server 30 as in the prior art. Communication detection with the web server 20 is performed by detecting the open state of the communication port 80 in the modem (20). The communication port 80 is a dedicated communication port assigned to HTTP. At this time, the modem 20 processes itself without transmitting a synchronization signal to the web server 30 or the spoofing server 40. In other words, the modem 20 transmits an acknowledgment B (SYN, ACK) signal to the client terminal 10 like the web server 30 or the spoofing server 40. After receiving the acknowledgment signal, the client terminal 10 sends an acknowledgment C (ACK) signal to the modem 20 again, and the modem 20 processes the acknowledgment signal itself.

This is a process known as a conventional three-way handshake. In the present invention, there is a difference between the client terminal 10 and the modem 20 without proceeding between the client terminal 10 and the web server 30. .

After the three-way handshake ends as described above, when the client terminal 10 transmits an HTTP-based request D (HTTP Request) signal, the modem 20 receives it and this time stores a message or advertisement data. The request signal is transmitted to the spoof server 40. When the spoof server 40 receives the request, the spoof server 40 transmits a reply E (HTTP Reply) signal including display data for displaying information such as a message or an advertisement or an invoice in a popup window. The modem 20 receives the reply signal and transmits it to the client terminal 10. The client terminal 10 transmits an acknowledgment F (ACK-HTTP) signal corresponding to the reply signal to the modem 20. The modem 20 finally processes the acknowledgment F (ACK-HTTP) by itself. On the other hand, after transmitting the acknowledgment signal, the client terminal 10 performs the content included in the reply signal.

An example of a received reply (HTML file) is as follows.

<HTML>

script language = "JavaScript"

MakePopUp ()

.....

MoveSite ('http://www.yahoo.com')

..

</ script>

</ HTML>

As described above, the reply includes a function for creating a pop-up window, and also includes the address of the web server 30 by the request and is executed in the client terminal 10. Therefore, this execution result is that the pop-up window and the page of the web server 30 is displayed.

4 is another embodiment of a transmission method of the present invention. As shown, when the synchronous A (SYN) signal is transmitted from the client terminal 10 to the web server 30, the modem 20 transmits to the corresponding web server 30, the acknowledgment B from the web server 30 Transmitting a (SYN, ACK) signal to the client terminal 10 and transmitting the acknowledgment C (ACK) signal from the client terminal 10 to the web server 30; When the request D (HTTP Request) signal is requested from the client terminal 10 after the first step is completed, the modem 20 transmits the request signal to the web server 30 and the reply E (from the web server 30). A second step of transmitting a connection close G (RST) signal from the modem 20 to the web server 30 when the HTTP Reply) signal is received; Transmitting a request (HTTP Request) signal from the modem 20 to the spoofing server 40 after the connection closure G (RST) signal is transmitted; And a reply E (HTTP Reply) signal including pop-up window display data displaying a message or advertisement in the spoofing server 40 and data for causing the client terminal 10 to move to the requested web server 30. Transmitting to the fourth step; And a fifth step of confirming this in the modem 20 when the client terminal 10 transmits an acknowledgment response F (ACK-HTTP) after receiving the reply signal transmitted in the fourth step.

Referring back to the drawing, the client terminal 10 transmits a synchronous A (SYN) signal to a specific web server 30 as in the prior art. Communication detection with the web server 20 is performed by detecting the open state of the communication port 80 in the modem (20). The communication port 80 is a dedicated communication port assigned to HTTP.

The web server 30 transmits an acknowledgment B (SYN, ACK) signal to the client terminal 10 in accordance with the synchronization signal. After receiving the acknowledgment signal, the client terminal 10 sends an acknowledgment C (ACK) signal to the modem 20 again. The modem 20 transmits this acknowledgment signal to the web server 30. This process is the same as the 3-way handshake shown in FIG.

After the three-way handshake is terminated as described above, if the client terminal 10 transmits a request HTTP (HTTP Request) signal based on HTTP, the modem 20 also receives the request D (HTTP Request) and then transmits the result to the web server 30. do. When the request signal is input, the web server 30 transmits a reply E (HTTP Reply) signal corresponding thereto to the modem 20.

After receiving the reply signal, the modem 20 transmits a close connection G (RST) signal to the web server 30 to block the connection without transmitting the reply signal to the client terminal 10. At the same time or after that, the modem 20 sends the requested request at the client terminal 10 to the spoof server 40.

When the spoof server 40 receives the request signal, the spoof server 40 transmits an application-level reply E (HTTP Reply) signal including data for displaying information such as a message or an advertisement or an invoice in a pop-up window. The modem 20 receives the reply signal and transmits it to the client terminal 10. The client terminal 10 transmits an acknowledgment response F (ACK-HTTP) for the corresponding reply signal to the modem 20. At 20, the acknowledgment F (ACK-HTTP) is finally processed by itself. On the other hand, after transmitting the acknowledgment signal, the client terminal 10 performs the content included in the reply signal.

An example of a received reply (HTML file) is as follows.

<HTML>

script language = "JavaScript"

MakePopUp ()

.....

MoveSite ('http://www.yahoo.com')

..

</ script>

</ HTML>

As described above, the reply includes a function for creating a popup window, and also includes the address of the web server 30 by the request, and is executed in the client terminal 10. Therefore, this execution result is that the pop-up window and the page of the web server 30 is displayed.

5 is another embodiment of a transmission method of the present invention. As shown, when the synchronous A (SYN) signal is transmitted from the client terminal 10 to the web server 30, the modem 20 transmits to the corresponding web server 30, the acknowledgment B from the web server 30 Transmitting a (SYN, ACK) signal to the client terminal 10 and transmitting the acknowledgment C (ACK) signal from the client terminal 10 to the web server 30; When the request D (HTTP Request) signal is requested from the client terminal 10 after the first step is completed, the modem 20 transmits the request signal to the web server 30 and the reply E (from the web server 30). When a HTTP Reply) signal is received, a ripple including pop-up window display data displaying a message or advertisement transmitted from the spoofing server 40 from the modem 20 and the web page contents of the web server 30 requested by the client terminal 10. A second step of transmitting an E (HTTP Reply) signal to the modem 20; And a third step of transmitting the acknowledgment response F (ACK-HTTP) from the client terminal 10 to the web server 30 after receiving the reply signal transmitted in the second step. Include.

Referring back to the drawing, the client terminal 10 transmits a synchronous A (SYN) signal to a specific web server 30 as in the prior art. Communication detection with the web server 20 is performed by detecting the open state of the communication port 80 in the modem (20). The communication port 80 is a dedicated communication port assigned to HTTP. The modem 20 transmits a synchronization signal to the web server 30.

The web server 30 transmits an acknowledgment B (SYN, ACK) signal to the client terminal 10 in accordance with the synchronization signal. After receiving the acknowledgment signal, the client terminal 10 sends an acknowledgment C (ACK) signal to the modem 20 again. The modem 20 transmits this acknowledgment to the web server 30. This process is the same as the 3-way handshake shown in FIG.

After the three-way handshake is terminated as described above, if the client terminal 10 transmits a request HTTP (HTTP Request) signal based on HTTP, the modem 20 also receives the request D (HTTP Request) and then transmits the result to the web server 30. do. When the request signal is input, the web server 30 transmits a reply E (HTTP Reply) signal corresponding thereto to the modem 20.

After receiving the reply signal, the modem 20 adds data for displaying a message sent from the spoofing server 40 or information such as an advertisement or an invoice as a pop-up window before transmitting to the client terminal 10. The reply signal is modified and transmitted to the client terminal 10. The client terminal 10 receiving the reply signal transmitted from the modem 20 sends an acknowledgment response F (ACK-HTTP) for the corresponding reply signal to the modem 20. An acknowledgment F (ACK-HTTP) signal is transmitted to the web server 30. On the other hand, the client terminal 10 performs the content contained in the reply.

An example of a received reply (HTML file) is as follows.

<HTML>

.....

(original HTML File from YAHOO)

.....

script language = "JavaScript"

MakePopUp ()

.....

</ script>

</ HTML>

As described above, the reply includes a function for creating a popup window, and also includes a file of the corresponding page of the web server 30 by the request, and is executed in the client terminal 10. Therefore, this execution result is that the pop-up window and the page of the web server 30 is displayed.

The method has an advantage in that the spoofing server 40 can periodically distinguish and transmit a message, an advertisement, or an invoice to be displayed in a pop-up window to each modem 20.

In the above description, the spoofing server 40 has been described in such a manner that a popup window display function for displaying a message or advertisement is performed every time the client terminal 10 accesses the Internet by request. However, this operation may cause inconvenience to the subscriber using the client terminal 10, so the spoofing server 40 stores the data about the contents that have already been transmitted. Advertisements, bills, etc. can be sent.

For this purpose, the spoofing server 40 is provided with a database of messages or advertisements and an information database of subscribers. For example, a pop-up window can be made to display advertisement content only when a subscriber first accesses a certain period of time. In addition, in the case of announcements or invoices, a confirmation button may be added to the pop-up window to confirm that the subscriber has received the data, thereby preventing transmission again at a later connection. The contents stored in the databases can be updated periodically or when a change occurs.

According to the present invention, the client terminal detects when a specific port used by the hypertext transfer protocol is opened during the Internet communication, and transmits a message or advertisement such as an announcement or invoice in a web page requested by the client terminal. It can be effective.

1 is a conceptual view of operation between a conventional client terminal, modem and server,

2 is a conceptual diagram of one embodiment of a transmission method of the present invention;

3 is a conceptual diagram of another embodiment of a transmission method of the present invention;

4 is a conceptual diagram of another embodiment of a transmission method of the present invention;

5 is a conceptual diagram of another embodiment of a transmission method of the present invention;

※ Explanation of symbols about main part of drawing ※

10: client terminal 20: modem

30: Web Server 40: Spoof Server

Claims (5)

A communication system comprising at least one client terminal capable of internet communication, a modem connecting the client terminal and an internet communication network, and a spoofing server for transmitting a message or advertisement to the client terminal, When the client terminal 10 sends a synchronization signal to a specific web server 30, the modem 20 detects this and transmits it to the spoofing server 40, and receives a response signal from the spoofing server 40 to receive the client terminal 10. In step 1, the client terminal 10 transmits an acknowledgment to the web server 30; After the first step is completed, if a request is requested from the client terminal 10, the modem 20 transmits the request to the spoofing server 40, and the spoofing server 40 displays the popup display data displaying the message or advertisement and the client. A third step of transmitting data causing the terminal 10 to move to the requested web server 30; And a fourth step of transmitting from the modem 20 to the spoofing server 40 when the script execution and the reception response signal by the data transmitted in the third step are transmitted. . A communication system comprising at least one client terminal capable of internet communication, a modem connecting the client terminal and an internet communication network, and a spoofing server for transmitting a message or advertisement to the client terminal, When the client terminal 10 transmits a synchronous A (SYN) signal to the web server 30, the modem 20 detects this and transmits an acknowledgment B (SYN, ACK) signal to the client terminal 10, and the client A first step of confirming by the modem 20 when the terminal 10 transmits an acknowledgment C (ACK) signal; When the request D (HTTP Request) signal is transmitted from the client terminal 10 after the first step is completed, the modem 20 transmits the request signal to the spoofing server 40 and the message or advertisement is transmitted from the spoofing server 40. A second step of transmitting a reply E (HTTP Reply) signal including pop-up window display data for display and data for causing the client terminal 10 to move to the requested web server 30; And a third step of confirming by the modem 20 when the client terminal 10 transmits an acknowledgment response F (ACK-HTTP) signal. A communication system comprising at least one client terminal capable of internet communication, a modem connecting the client terminal and an internet communication network, and a spoofing server for transmitting a message or advertisement to the client terminal, When the client terminal 10 transmits a synchronous A (SYN) signal from the web server 30 to the web server 30 from the modem 20, the acknowledgment B (SYN, ACK) from the web server 30. Transmitting the signal to the client terminal 10 and transmitting the acknowledgment C (ACK) signal to the web server 30 when the signal is transmitted from the client terminal 10; When the request D (HTTP Request) signal is requested from the client terminal 10 after the first step is completed, the modem 20 transmits the request signal to the web server 30 and the reply E (from the web server 30). A second step of transmitting a connection close G (RST) signal from the modem 20 to the web server 30 when the HTTP Reply) signal is received; Transmitting a request (HTTP Request) signal from the modem 20 to the spoofing server 40 after the connection closure G (RST) signal is transmitted; And a reply E (HTTP Reply) signal including pop-up window display data displaying a message or advertisement in the spoofing server 40 and data for causing the client terminal 10 to move to the requested web server 30. Transmitting to the fourth step; And a fifth step of confirming this in the modem 20 when the client terminal 10 transmits an acknowledgment response F (ACK-HTTP) after receiving the reply signal transmitted in the fourth step. Method of transmitting message or advertising data. A communication system comprising at least one client terminal capable of internet communication, a modem connecting the client terminal and an internet communication network, and a spoofing server for transmitting a message or advertisement to the client terminal, When the client terminal 10 transmits a synchronous A (SYN) signal from the web server 30 to the web server 30 from the modem 20, the acknowledgment B (SYN, ACK) from the web server 30. Transmitting the signal to the client terminal 10 and transmitting the acknowledgment C (ACK) signal to the web server 30 when the signal is transmitted from the client terminal 10; When the request D (HTTP Request) signal is requested from the client terminal 10 after the first step is completed, the modem 20 transmits the request signal to the web server 30 and the reply E (from the web server 30). When a HTTP Reply) signal is received, a ripple including pop-up window display data displaying a message or advertisement transmitted from the spoofing server 40 from the modem 20 and the web page contents of the web server 30 requested by the client terminal 10. A second step of transmitting an E (HTTP Reply) signal to the modem 20; And a third step of transmitting the acknowledgment response F (ACK-HTTP) from the client terminal 10 to the web server 30 after receiving the reply signal transmitted in the second step. Message or advertising data transmission method comprising a. The method according to any one of claims 1, 2, 3, 4, The spoofing server (40) is provided with a database for messages and advertisements, and a database for subscribers, characterized in that for updating the contents of the database periodically or when changes occur.