KR20000039532A - Open type internet connection device using telephone connection modem and method for the same - Google Patents

Abstract

PURPOSE: An open type internet connection device using a telephone connection modem and a method for the same are provided to connect easily a telephone network subscriber using a telephone connection modem with internet. CONSTITUTION: An open type internet connection device using a telephone connection modem and a method for the same comprise an HSNA(High Speed switching Network Adapter board assembly) driving portion, a link layer driving portion, a link control protocol management portion, an internet protocol control protocol management portion, an internet protocol address management portion, an internet protocol management portion, and an interface portion.

Description

Open internet access device using dial-up modem and its method

Disclosure of Invention The present invention provides a computer-readable recording record of an open Internet access device using a dial-up modem and a method for realizing the same, and a method for realizing the Internet access for a telephone network subscriber using a dial-up modem. It is about the medium.

Conventionally, a telephone network subscriber uses a PPP protocol through a modem to use an Internet access service via a PSTN matching device through a PSTN network. In this case, the PSTN matching device only played a role in converting the telephone network protocol into the Internet protocol.

Therefore, the telephone network subscribers felt slow and boring when using the Internet access service, and there was a problem in that a fee should be paid to the information service provider because there was no billing collection function.

In addition, the paid information provider also has a problem that each provider separately manages the authentication value of each user, and each provider has to deal with tasks such as calculating billing, issuing a bill, and collecting a fee according to each user's usage.

SUMMARY OF THE INVENTION The present invention has been made to solve the problems as described above, and the present invention relates to an open Internet access device using a dial-up modem independent of the network structure and software structure of users and information providers currently provided in the Internet network, and a method thereof. It is an object of the present invention to provide a computer-readable recording medium that records a program for realization.

1 is an exemplary configuration diagram of an internet information providing service network to which the present invention is applied.

Figure 2 is a hardware configuration example of the Internet matching system (WNAS) in accordance with the present invention.

3 is an exemplary protocol configuration of an Internet matching device (WNAS) to which the present invention is applied.

Figure 4 is an exemplary view of the protocol configuration of the Internet access device according to the present invention.

5 is a configuration diagram of an embodiment of an Internet access device (WNAS) according to the present invention.

6 is a flowchart illustrating an embodiment of an internet protocol processing method applied to the present invention.

7 is a flow diagram of one embodiment of a method for receiving a message from a WARP applied to the present invention.

8 is a flowchart illustrating an embodiment of a method for transmitting and receiving a message to a WARP applied to the present invention.

9 is a flowchart illustrating an embodiment of a method for accessing an internet call of a PSTN subscriber in accordance with the present invention.

10 is a flow diagram of an embodiment of a call release method after a PSTN subscriber disconnects according to the present invention.

11 is a block diagram of an embodiment of an internet access device according to the present invention.

* Explanation of symbols for the main parts of the drawings

101: dial-up modem using PPP 102: dial-up modem using MLPPP

103: public switched telephone network (PSTN) 104: integrated information network (ISDN)

105: telephone network matching device (TNAS) 106: ISDN matching device (INAS)

The present invention for achieving the above object, High-speed switch matching board (HSNA) driving means for transmitting and receiving a user's dial-up modem and Internet messages using a Point to Point Protocol (PPP); Point-to-point protocol (PPP) frames are exchanged with the HSNA driving means and the point-to-point protocol (PPP) frames are managed, and the point-to-point protocol (PPP) is managed according to the transmission / reception setting and release commands of the ports. Link layer driving means for controlling the delivery of frames and configuring frame data similar to a high level data link control (HDLC) frame into a PPP frame or vice versa; Link Control Protocol (LCP) management coupled to the link layer drive means for negotiating encapsulation format options in the Point-to-Point Protocol (PPP) with the dial-up modem to adapt to changing communication environments. Way; Provides the ability to configure, operate, and suspend Internet Protocol (IP) modules at both ends of a point-to-point link, manages connections through a point-to-point protocol from a dial-up modem, and supports the dial-up modem Internet Protocol Control Protocol (IPCP) management means for controlling the Internet usage traffic from the user to pass through a web infoshop service processing apparatus that performs billing tasks; When the dial-up modem is negotiated in the Internet Protocol Control Protocol (IPCP) management means using a point-to-point protocol, the Internet Protocol (IP) address is assigned when requesting an Internet Protocol (IP) address as a negotiation option. Internet protocol address management means for performing a function; An Internet Protocol (IP) for converting the Point-to-Point Protocol (PPP) message from the dial-up modem, which has been passed through the link layer driving means and the Internet Protocol Control Protocol (IPCP) management means, into the Internet Protocol (IP) message. Management means; And interfacing means for delivering an Internet protocol message received from said Internet Protocol (IP) management means to an information provider of the Internet.

In addition, the present invention provides an internet access method applied to an internet access apparatus using a dial-up modem, wherein after establishing a connection from the user's dial-up modem to the internet access apparatus through a point-to-point protocol, A first step of transmitting information about a call to a web infoshop service processing device that performs a billing operation according to the method; And disconnection from the user's dial-up modem to the Internet access device via a point-to-point protocol, and then transmit information about the call to a web infoshop service processing device that performs billing work according to Internet use traffic. And a second step of performing disconnection and billing processing.

The present invention also provides a web infoshop service for performing a billing operation according to internet use traffic after establishing a connection from a user's dial-up modem to an internet access device through a point-to-point protocol to a communication processing device having a large capacity processor. A first function of sending information about the call to the processing device to make an internet call connection; And disconnection from the user's dial-up modem to the Internet access device via a point-to-point protocol, and then transmit information about the call to a web infoshop service processing device that performs billing work according to Internet use traffic. A computer readable recording medium having recorded thereon a program for performing disconnection and realizing a second function of billing processing is provided.

The present invention provides a point-to-point protocol without a user ID by a telephone network subscriber using a 56Kbps dial-up modem using a Web Network Access Subsystem (WNAS) in a high-capacity communication processing system. (Hereinafter referred to as PPP) to connect with the information provider Kornet (KORNET), and to perform the function that can act for the charge collection of the paid information provider (Content Provider: hereinafter CP) It is responsible for the Link Point-to-Point Protocol (MLPPP) server function.

The WNAS has the following functions to provide an open Internet access service and a chargeback agency service using the PPP protocol.

Public Switched Telephone Network (hereinafter referred to as PSTN) Subscribers are provided with Internet service using PPP when using a telephone line, and subscribers can use Internet service without boredom. At this time, the WNAS provides functions of a link layer of the PPP and a network layer of the PPP to provide a PPP function.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exemplary configuration diagram of an internet information providing service network to which the present invention is applied.

The telephone network matching device (TNAS) 105 has a function of transmitting and receiving modem data when PC users connect to the telephone network 103 using the dial-up modem 101. An internet access device (WNAS) 108 is responsible for converting user data through an S-Card or a modem so as to be suitable for the Internet network, thereby connecting the Internet network. In this device, there is PPP protocol for serial line connection, TCP / IP protocol for internet connection, and account management function, so that PC user can receive internet service through modem.

The web infoshop service processing unit 109 is responsible for processing all traffic when a user executes a program using a hypertext transfer protocol (hereinafter, referred to as HTTP). In order to allow the user's Internet traffic to go through the Web Authentication Resolution Processor (WARP) 109, the user may input the corresponding value of the proxy server on the web browser. Must be set to address. The paid information provider 111 is an operator connected to the Internet network to provide information to Internet users and receive a corresponding fee.

2 is a hardware configuration example of the Internet matching system (WNAS) according to the present invention.

As shown in the figure, a High Speed Switching Network Adapter (201), which is responsible for connection with a high speed switch (hereinafter referred to as HSNA) 201, a web service that is a processor board of an Internet access device (WNAS) Web service processing assembly board (hereinafter referred to as WSPA) 202, and using the router 203 and CSU to access the information provider (Kornet) ISP and domestic and foreign information Make available.

3 is an exemplary protocol configuration of an internet matching device (WNAS) to which the present invention is applied.

The user 301 uses an internet web service using the web browser 305. The user, the telephone network, and the Internet access device 302 transmit data through a modem connection using the telephone network. The protocol used is a multi-link point to point protocol (hereinafter referred to as MLPPP). The connection information processing program 306 is mounted in the Internet access device 302 connected to the telephone network.

The data of the user 301 received through the telephone network is converted into the Internet protocol by the telephone network and the Internet access device 302, and then exits to the Internet network. The data of the user 301 converted into internet data is processed by the web infoshop program 307 which is responsible for the processing of the alternative authentication and the alternative billing in the web infoshop service system 303 to be sent to the information provider 304. do.

The web server 309 of the information provider 304 retrieves the information desired by the user 301 and passes it to the web infoshop service system 303, and the web infoshop service system 303 delivers it to the user 301. do.

4 is an exemplary protocol configuration of the Internet access device according to the present invention.

It is the protocol shape of the Internet access device mounted on the WSPA board and is composed of physical layer, data link layer, network layer and application layer. The physical layer is composed of an HSNA interface 401 for connection with a High Speed Switching Fabric (HSSF) and an Ethernet interface 412 such as 10BASE5 for a LAN connection.

The data link layer includes a PPP (MLPPP) 404, which creates a data frame similar to High-Level Data Link Control (HDLC) for Internet access using an S-Card or modem. Link Control Protocol (LCP) 403, Internet Protocol Control Protocol (IPCP) 405, and Medium Access Control for Ethernet (hereinafter referred to as MAC) (411). , Logical Link Control (hereinafter referred to as LLC) 411 and Address Resolution Protocol (hereinafter referred to as ARP).

The network layer consists of a Transport Control Protocol / Internet Protocol (hereinafter referred to as TCP / IP) 409 and an Internet Control Message Protocol (hereinafter referred to as ICMP) 408. The final application layer consists of an Internet Protocol (IP) address management algorithm 406 and a system application 407.

5 is a configuration diagram of an embodiment of an Internet access device (WNAS) according to the present invention.

The Password Authentication Protocol (PAP) 501 provides a function of determining whether the MLPPP user can access the Internet in a state where the exchange of the Internet Protocol Control Protocol (IPCP) is completed. If an account and password are sent from the user using Password Authentication Protocol (PAP), the system determines whether the account is allowed and grants service access rights. This feature is intended for future use and now WNAS allows all users to pass through without access control.

In addition, the Internet Protocol Address Manager (IPAM) 501 requests an IP address as a negotiation option when an MLPPP user accesses a system and performs IPCP protocol negotiation. In this case, an IP address is assigned. do. Logically, the maximum number of IP addresses that can be assigned in Internet Protocol Address Manager (IPAM) is 253.

Internet Protocol Control Protocol (IPCP) is one of the Network Control Protocol (NCP) available in the MLPPP environment, the Internet Protocol Control Protocol (IPCP) unit 503 uses the Internet Protocol Control Protocol (IPCP), It provides the ability to configure, operate, and stop IP modules at both ends of a point-to-point link. The Internet Protocol Control Protocol (IPCP) unit 503 uses the same packet switching scheme as the Link Control Protocol (LCP) unit 502 and is exchanged when the PPP reaches the network layer protocol stage.

When the configuration of the selected network layer protocol is completed in this way, the IP packet is encapsulated in the information field of the PPP data link layer frame and sent on the link to be connected with the user. The link control protocol (LCP) unit 502 also automatically negotiates PPP encapsulation format options with the other party to provide flexibility to adapt to greatly changing communication environments. To establish communication on a point-to-point link, each end of the MLPPP link must exchange link control protocol (LCP) packets to establish and test the data link. Once the exchange is complete, PPP arrives at the network protocol state, where NCP packets are exchanged to select and configure one or more network protocols.

The link layer driver (LLD) 504 is a PPP generated from the Internet protocol (IP) unit 506, the link control protocol (LCP) unit 502, and the Internet protocol control protocol (IPCP) unit 503. Transmission of frames and PPP frames received from the HSNA driver 505 are transferred to the Internet Protocol (IP) unit 506, the Link Control Protocol (LCP) unit 502, and the Internet Protocol Control Protocol (IPCP) unit 503. Provides the ability to In addition, while managing the state of the PPP ports, it controls the transmission of PPP frames according to the transmission and reception of the port setting and release commands. In the link layer driver (LLD) 504, frame data similar to HDLC is configured as a PPP frame or vice versa.

6 is a flowchart illustrating an embodiment of an internet protocol processing method applied to the present invention.

It performs a function for routing the IP datagram received at each network matching unit of the Internet access device.

The transport control protocol (hereinafter referred to as TCP) data among the packets received by the Internet access device performs a function of transmitting to TNX (hereinafter referred to as TNX). IP datagram received from Ethernet is transmitted to PPP subscriber or TNX according to destination address. The IP datagram received from the PPP subscriber is transmitted to Serial or Ethernet according to the routing result.

Wait for the IP to be entered (601), if the IP is entered, check whether the header of the IP is in the correct format (602), if it is wrong, wait for the input of a new IP (601), and if it is correct, check whether the destination address is the address of the input unit ( 603).

If the destination address is the address of the input unit itself, processing for each of ICMP / User Data Protocol (hereinafter referred to as UDP) / TCP is performed (608). If the destination address is not the address of the input unit itself, it is checked whether the destination address is empty (604). If empty, the protocol is discarded and waits for input of a new protocol (601). If not, it is checked whether the destination address is the address of the output unit itself (605).

If the destination address is correct in the address of the output unit itself, the CMP / User Data Protocol (hereinafter referred to as UDP) / TCP is processed (608). If it is serial, allows the PPP protocol to operate (610).

If not, it checks to see if it is Ethernet (607), and if so, allows it to operate on Ethernet (612), if not Ethernet, discards the protocol and waits for input of a new protocol (601).

7 is a flowchart illustrating an embodiment of a method for receiving a message from a WARP applied to the present invention.

It checks whether it is ready to receive from WARP (701), if it is not ready, stops the transmission function to WARP (706), closes TNX (707), and checks whether the socket has been initialized (708). If not, after closing the TNX (707), check again that the socket has been initialized (708). Once the socket has been initialized, the send function to WARP is resumed (709) and returned to the beginning.

When ready to receive from WARP, check the CtAmData_ACTION, if correct transmits the payment information provider (Content Provider: CP) to the Operation Administration Maintenance (OAM) (710), otherwise, determines DEMAND_CtAmData (703). do.

As a result of the determination of DEMAND_CtAmData, if it is correct, the billing request is sent to WARP (711), if it is wrong, the DOWNLOAD_CtDATALL_REQUEST is checked (704), if it is correct, the channel information connected to WARP is transmitted (712), and if it is wrong, TEST_LOOP_REQ is determined. (705).

As a result of determining TEST_LOOP_REQ, if it is correct, it posts to WARP_LOOP_Q (713).

8 is a flowchart illustrating a method of transmitting and receiving a message to a WARP according to the present invention.

Each task receives a message to send to WARP and sends it to WARP. It is implemented to eliminate the problem that can be caused by transmission delay in each task.

First, the WARP transmission queue waits for input (801). If the message is input, it checks whether it is tnx_send () (802), if it is correct, waits for input of the protocol again, and if it is wrong, after doing WARPTXQ jam (803), sc_delay (500) is performed (804).

9 is a flowchart illustrating an embodiment of a method for accessing an internet call of a PSTN subscriber according to the present invention.

Describes the call setup steps required for PSTN subscribers to access the Internet. A PPP client, a telephone network user, establishes a PPP connection with an open Internet access device (WNAS) after being verified by the Internet Protocol Control Protocol (IPCP) (901). The Internet access device transmits information on a call such as a start time, a calling number, and an IP address to the WARP (902).

10 is a flowchart illustrating a method for releasing a call after a PSTN subscriber disconnects according to the present invention.

A PPP client, a telephone network user, releases a PPP connection to an open Internet access device (WNAS) (1001). The WNAS transmits call release information to the WARP (1002), and receives a billing transmission request (1003). The WNAS makes a billing transfer request (1004), and the WARP makes a billing transfer (1005). The internet access device receiving the billing transmission transmits the billing received from the WARP to the operation management apparatus (OAM) (1006).

11 is a block diagram of an embodiment of an internet access device according to the present invention.

As shown in the figure, the software flow of the Internet access device according to the present invention is described, and the contents thereof are as follows. Each task operates as described in the previous embodiment. The dual PPP timer task 1103 is a task that provides a timer tick function that occurs at regular intervals to operate a restart timer. That is, when a timer driving command is received from tasks related to the timer, the timer is added to the current timer list and the existing timers in the timer list are updated.

On the other hand, upon receiving a timer tick generated in hardware, a timer that is updated in the timer list and deleted from the timer list according to the update is delivered to the task as completion. This timer tick causes a tick to occur every 10 ms using a free running counter of the MFP.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and it is common in the art that various substitutions, modifications, and changes can be made without departing from the technical spirit of the present invention. It will be evident to those who have knowledge of.

As described above, the present invention has the following functions to provide an open Internet access service and a chargeback agency function service using the PPP protocol. When a PSTN subscriber uses a telephone number, the PSTN subscriber is provided with an Internet service using PPP, and the subscriber can use the Internet service without boredom.

In addition, the present invention provides a method independent of the network structure and the software structure of users and information providers currently provided in the Internet network to enable the PSTN subscriber to use the Internet at high speed, and the subscriber is internal Regardless of the structure and environment, if there is a given phone number and modem, you can easily access and use the service anytime and anywhere.

Claims (6)

In the Internet connection device using a dial-up modem, A high speed switch matching board (HSNA) driving means for transmitting and receiving an Internet message with a dial-up modem of a user using a Point to Point Protocol (PPP); Point-to-point protocol (PPP) frames are exchanged with the HSNA driving means and the point-to-point protocol (PPP) frames are managed, and the point-to-point protocol (PPP) is managed according to the transmission / reception setting and release commands of the ports. Link layer driving means for controlling the delivery of frames and configuring frame data similar to a high level data link control (HDLC) frame into a PPP frame or vice versa; Link Control Protocol (LCP) management coupled to the link layer drive means for negotiating encapsulation format options in the Point-to-Point Protocol (PPP) with the dial-up modem to adapt to changing communication environments. Way; Provides the ability to configure, operate, and suspend Internet Protocol (IP) modules at both ends of a point-to-point link, manages connections through a point-to-point protocol from a dial-up modem, and supports the dial-up modem Internet Protocol Control Protocol (IPCP) management means for controlling the Internet usage traffic from the user to pass through a web infoshop service processing apparatus that performs billing tasks; When the dial-up modem is negotiated in the Internet Protocol Control Protocol (IPCP) management means using a point-to-point protocol, the Internet Protocol (IP) address is assigned when requesting an Internet Protocol (IP) address as a negotiation option. Internet protocol address management means for performing a function; An Internet Protocol (IP) for converting the Point-to-Point Protocol (PPP) message from the dial-up modem, which has been passed through the link layer driving means and the Internet Protocol Control Protocol (IPCP) management means, into the Internet Protocol (IP) message. Management means; And Interfacing means for delivering an Internet Protocol message received from said Internet Protocol (IP) management means to an information provider of the Internet. Open Internet access device made, including. The method of claim 1, Password Authentication Protocol (PAP) management means for providing a function of determining and processing the Internet access of the dial-up modem user in a state where message exchange in the Internet Protocol Control Protocol (IPCP) management means is completed. Open Internet access device made further comprising. In the Internet connection method applied to the Internet access device using a dial-up modem, After establishing a connection from the user's dial-up modem to the Internet access device through a point-to-point protocol, the call information is transmitted to a web infoshop service processing device that performs billing work according to Internet use traffic, and then accesses the Internet call. The first step of doing; And After the user disconnects from the user's dial-up modem to the Internet access device via a point-to-point protocol, the call information is transmitted to a web infoshop service processing device that performs billing work according to Internet usage traffic. The second step of performing the release and charging Open Internet access method comprising a. The method of claim 3, wherein The first step is, A third step of requesting an Internet connection using a Point-to-Point Protocol (PPP) from the dial-up modem; A fourth step of authorizing a connection from said dial-up modem of said Internet Protocol Control Protocol (IPCP); And The fifth step of transmitting the call information to the web infoshop service processing device that performs the billing work according to the internet usage traffic, and accesses the internet call. Open Internet access method comprising a. The method according to claim 3 or 4, The second step, A sixth step of the point-to-point protocol (PPP) client, which is a telephone network user, releasing the point-to-point protocol (PPP) connection to the open Internet access device (WNAS); A seventh step of transmitting, by the open Internet access device (WNAS), call release information to the warp; An eighth step in which the open Internet access device (WNAS) receives a charge transfer request from the warp; A ninth step of the open internet access device (WNAS) requesting a billing transmission to the warp; A tenth step in which the open Internet access device (WNAS) receives a charging transmission from the warp; And An eleventh step of transmitting the charge received from the warp to the OAM by the WNAS receiving the charge transfer; Open Internet access method comprising a. In a communication processing device having a large capacity processor, After the connection is established from the user's dial-up modem to the Internet access device via the point-to-point protocol, the call information is transmitted to the web infoshop service processing device that performs the billing work according to the internet traffic. First function; And After the user disconnects from the user's dial-up modem to the Internet access device via a point-to-point protocol, the call information is transmitted to a web infoshop service processing device that performs billing work according to Internet usage traffic. A second function of performing a release and charging A computer-readable recording medium having recorded thereon a program for realizing this.