KR20120065516A - Method and system of providing remote access information for device within home network - Google Patents

Abstract

PURPOSE: A method for providing remote access information for a home network device is provided to easily set IP address of gateway and port information of a web device. CONSTITUTION: A method for providing remote access information for a home network device comprises: a step of receiving access information of a web device(100) and gateway(200) from the gateway of home network; a step of receiving remote connection information request signal for the web device from a remote connection terminal(400); a step of obtaining the access information of the web device and gateway; and a step of transmitting the obtained access information the remote connection terminal.

Description

METHOD AND SYSTEM OF PROVIDING REMOTE ACCESS INFORMATION FOR DEVICE WITHIN HOME NETWORK}

The present invention relates to a method and system for providing remote access information for a device in a home network, and more particularly, to access information of a gateway of a home network and port information of a device set by the gateway. The present invention relates to a method and a system provided to an access terminal.

Recently, with the development of the Internet, as the home network technology is widely used, a technology for accessing and controlling a web device such as a web camera connected to a home network using an external terminal, for example, a smart phone, has been developed.

In particular, an application for connecting a web camera located in an office or home using a smartphone and monitoring an image of an office or home using a connected web camera through a smartphone has also been developed and spread.

In the prior art, a public IP is assigned to a web camera or the like to access a web device such as a web camera of a home network, and an external terminal accesses the web camera using the assigned public IP.

However, when the web device in the home network connects to the external network through a gateway such as a router, since the private IP is assigned by the gateway, the external terminal cannot access the web device in the home network using the public IP.

Therefore, according to the related art, the user checks the IP address of the gateway to which the web camera is connected to access a web device such as a web camera assigned a private IP, checks the port used by the web camera, and then the gateway. Set port forwarding for the port used by the web camera in.

Afterwards, the user sets a web camera type, a gateway IP address, a web camera port, a web camera identification, a web camera ID password, and the like to a remote access terminal outside the home network, for example, a smartphone remote access application. The information had to be entered by the user.

As described above, since the web camera is generally connected to the gateway and assigned a private IP address, an external terminal cannot directly access the web camera, and the external terminal is connected to a port used by the web camera at the gateway to access the web camera. Port forwarding must be set.

After the port forwarding is set as described above, the external terminal can access the web camera by accessing the IP address of the gateway and the port of the web camera. However, according to the related art, as described above, the user must directly check and input the web camera type, gateway IP address, web camera port information, and the like. There was a problem that it was not easy to perform.

An embodiment of the present invention receives and stores access information of a web device in a home network from a gateway, and when requested by an external remote access terminal, provides access information of the stored web device to an external remote access terminal, thereby providing an external remote access. The present invention provides a method and system for easily setting remote access information without directly inputting port information of a web device and IP address of a gateway to be accessed by a user of an access terminal.

As a technical means for achieving the above technical problem, the first aspect of the present invention (a) receiving the connection information of the web device and the connection information of the gateway included in the home network from the gateway of the home network, ( b) receiving a remote access information request signal for the web device from a remote access terminal located outside of the home network, (c) access information of the web device and the gateway based on the remote access information request signal; Obtaining access information, and (d) transmitting the obtained access information of the web device and access information of the gateway to the remote access terminal, wherein the remote access terminal is configured to receive the received gateway access information. Access the gateway of the home network based on On the connection in the gateway on the basis of the information it is possible to provide a method of providing remote access to information about the device of the home network to connect to the Web device.

In a first aspect of the present invention, the step (a) includes (a1) mapping and storing the received connection information of the web device to identification information of the gateway included in the connection information of the gateway, (c) step (c1) obtaining access information of the web device based on identification information of the gateway included in the remote access information request signal; and (c2) obtaining the connection information of the gateway based on identification information of the gateway. And obtaining the connection information.

In addition, in the first aspect of the present invention, the step (a) includes (a2) mapping and storing the received connection information of the web device to identification information of the gateway included in the connection information of the gateway; (C) step (c3) acquiring identification information of the gateway based on identification information of the remote access terminal included in the remote access information request signal; and (c4) obtaining identification information of the gateway. Acquiring connection information of the web device and connection information of the gateway based on the information.

In addition, in the first aspect of the present invention, the identification information of the remote access terminal includes an identification (ID) of the user of the remote access terminal and password information of the ID, and the identification information of the gateway includes the MAC of the gateway ( media access control (IP) address information, the gateway's access information includes IP address information of the gateway, and the access information of the web device may include port information of the web device.

According to a second aspect of the present invention, a web device is configured to receive connection information of a web device connected to the gateway from a gateway of a home network, and to map the received connection information of the web device to identification information of the gateway and store it in a web device database. An information receiving unit, a remote access request receiving unit receiving a signal for requesting remote access information of the web device from a remote access terminal located outside the home network, and receiving identification information of the gateway based on the received remote access information request signal. And a remote access information providing unit which transmits the matching information of the web device to the remote access terminal, wherein the remote access terminal accesses the gateway of the home network based on the access information of the web device. Gateway It can provide a system for providing remote access to information about the device in the home network to devices connected to the web.

According to the above-described problem solving means of the present invention, the user of the external remote access terminal, without having to check and set the IP address of the gateway of the home network, the port information of the web device, and the identification information such as the MAC address of the gateway or preset By inputting only one service user ID and password, information such as IP address of a gateway for remote access and port information of a web device can be easily set.

1 is a diagram showing the configuration of a system for providing remote access information to a device of a home network according to an embodiment of the present invention;
2 is a signal flow diagram illustrating a flow of a method for providing remote access information for a device in a home network according to an embodiment of the present invention;
3 is a signal flow diagram illustrating a flow of a method for providing remote access information for a device in a home network according to another embodiment of the present invention;
4 is a diagram illustrating a configuration of a home platform server of a system for providing remote access information to a device of a home network according to an embodiment of the present invention.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between . In addition, when a part is said to "include" a certain component, which means that it may further include other components, except to exclude other components unless otherwise stated.

1 is a diagram illustrating a configuration of a system for providing remote access information to a device of a home network according to an embodiment of the present invention.

In a system for providing remote access information of a web device according to an embodiment of the present invention, the web device, for example, the web camera 100 may be located in a home network, and may be externally connected through the gateway 200 in the home network. It can be connected to a network such as a network.

The web camera 100 is connected to the gateway 200 to receive a private IP (internet protocol) address from the gateway 200, and the gateway 200 is connected to the web camera 100 using a specific port. do.

In addition, the web camera 100 may be set an ID (identification) and password (password) of the web camera for remote access.

Therefore, IP address "192.168.1.4", port number "50000", web camera ID "camera" and web camera password "1234" can be set for the web camera.

The gateway 200 is connected to a network such as an internet network outside the home network, and a public IP address, for example, "200.2.2.2" is set for the network connection. In addition, the gateway 200 has a media access control (MAC) address that is a unique physical address of the gateway 200, for example, a MAC address of “11-22-33-44-55-66”.

The gateway 200 receives the setting information of the web camera 100, that is, the information such as the IP address, port number, web camera ID and password of the web camera 100 from the web camera 100, and receives the received web camera. The configuration information of 100 and the configuration information of the gateway 200, that is, the media access control (MAC) address and the public IP address of the gateway 200 are transmitted to the home platform server 300 through a network.

The gateway 200 receives a remote access request for the web camera 100 from the mobile terminal 400 located outside the home network, and the IP address information and port information of the access target device received together with the remote access request are displayed. It is determined whether or not it matches with the IP address information and the port information of (100).

As described above, since the IP address of the web camera 100 is a private IP address set by the gateway 200, the mobile terminal 400 cannot directly access the web camera 100, but must connect through the gateway 200. In addition, the gateway 200 may access the web camera 100 through the gateway 200 using port information of the web camera 100 according to port forwarding set up for the web camera 100.

Therefore, the remote access request for the web camera 100 received from the mobile terminal 400 may include an IP address of the gateway 200 to which the web camera 100 to be connected is connected and port information of the web camera 100. Can be.

The home platform server 300 identifies the setting information of the web camera 100 from the gateway 200, that is, the port number of the web camera 100, the type information of the web camera, and the like, such as the MAC address of the gateway 200. Map and save the information.

The home platform server 300 requests remote access information for the web camera 100 from the mobile terminal 400 and identification information of the gateway 200 connected to the web camera 100, for example, the MAC address of the gateway 200. Receive information.

The home platform server 300 searches for the setting information of the web camera 100 matching the identification information of the gateway 200 using the identification information of the gateway 200 received with the remote access information request, and retrieves the retrieved web camera. Setting information of 100 and connection information of the gateway 200, for example, an IP address of the gateway 200, are provided to the mobile terminal 400.

In addition, the home platform server 300 registers user identification information, for example, a user ID and a password, with respect to the user of the mobile terminal 400 in advance, identification information of the gateway mapped to the user identification information from the user, For example, the MAC address of the gateway may be received and mapped to user identification information to store the gateway MAC address.

The home platform server 300 receives user identification information from the mobile terminal 400, searches for identification information of the gateway 200 matching the user identification information, and then matches the searched identification information of the gateway 200. The setting information of the camera 100 may be retrieved and provided to the mobile terminal 400.

The home platform server 300 may receive from the mobile terminal 400 together with the gateway identification information or the user identification information of the device to be remotely connected, for example, the model information of the device, and the model of the received device. Using the information, the mobile terminal 400 may search for remote access information of the gateway 200 and the web camera 100 to be remotely accessed and provide the mobile terminal 400 to the mobile terminal 400.

The mobile terminal 400 transmits the identification information such as the MAC address of the gateway or the user identification information of the mobile terminal 400 generated in advance to the home platform server 300 to transmit the remote access information for the web camera 100 to the home platform. Request to server 300.

The mobile terminal 400 receives the identification information of the gateway 200 and the setting information of the web camera 100 from the home platform server 300, and uses the received information to transmit the web camera 100 through the gateway 200. Can be accessed remotely.

In the above-described embodiment of the present invention, the web device has been described as a web camera for convenience of description, but the present invention is not limited thereto, and may include all devices connected to a home network and capable of remote access through a gateway.

In addition, although the mobile terminal is set to remotely access the web camera, the present invention is not limited thereto. In addition to the mobile terminal, all terminals capable of remotely accessing the web camera through a network may be included.

2 is a signal flow diagram illustrating a flow of a method for providing remote access information for a device of a home network according to an embodiment of the present invention.

In step S105, the web camera 100 transmits information of the web camera 100, for example, the IP address, port number, camera model information, etc. of the web camera 100 to the gateway 200. As described above, the web camera 100 may be located in a home network and connected to an external network through the gateway 200. The web camera 100 may transmit information of the web camera 100 using a universal plug and play (UPnP) function. 200).

In step S110, the gateway 200 may include information of the web camera 100 and information of the gateway 200, for example, an IP address of the gateway 200, received from the web camera 100 in step S105. The media access control (MAC) address is transmitted to the home platform server 300.

The gateway 200 may set port forwarding for the port of the web camera 100 by using the UPnP IGD function. Therefore, after the terminal outside the home network accesses the gateway 200 using the IP address of the gateway 200, the web camera 100 through the gateway 200 using the port information of the web camera 100. Can be accessed.

In step S115, the home platform server 300 maps the identification information of the gateway 200, for example, the MAC address of the gateway 200, among the information of the gateway 200 received in step S110, to the web camera. Information of the 100, that is, information such as a port number of the web camera 100 and a camera type is stored.

In step S120, the mobile terminal 400 requests the remote access information for performing the remote access to the web camera 100 to the home platform server 300, and the web camera 100 with the remote access information request. Identification information of the gateway 200 connected to, for example, the MAC address of the gateway 200 is transmitted to the home platform server 300.

The mobile terminal 400 may request the type information of the web camera 100, the port information of the web camera 100, the IP information of the gateway 100, and the like as remote access information for the web camera.

In step S125, the home platform server 300 searches for remote access information matching the gateway identification information received in step S120 from a prestored web device database.

That is, the home platform server 300 is mapped to the MAC address of the gateway 200 using the identification information of the gateway 200 received from the mobile terminal 400, for example, the MAC address of the gateway 200, and stored therein. The remote access information for the web camera 100 can be searched by searching for the information of.

In step S130, the home platform server 300 provides the remote access information retrieved in step S125 to the mobile terminal 400 requesting the remote access information in step S120.

In step S135, the mobile terminal 400 performs remote connection setting for the web camera 100 by using the remote access information received from the home platform server 300 in step S130.

The mobile terminal 400 may remotely access the web camera 100 using a remote access application. In this case, the camera ID, password, and gateway to which the web camera 100 is connected are set. An IP address of 200 and a port number set in the web camera 100 by the gateway 200 should be set in the remote access application.

The mobile terminal 400 may set the camera ID and password of the web camera 100 using the information input from the user, and the web camera 100 is connected using the remote access information received in step S130. Information such as an IP address of the gateway 200 and a port number set in the web camera 100 by the gateway 200 may be set.

In step S140, the mobile terminal 400 requests a remote connection to the web camera 100 from the gateway 200 using the remote access information set in step S135. As described above, since the web camera 100 is connected to an external network through the gateway 200 and assigned a private IP address by the gateway 200, the mobile terminal 400 directly connects to the web camera 100. It cannot be accessed, and the web camera 100 must be connected through the gateway 200.

Therefore, the mobile terminal 400 accesses the gateway 200 using the IP address of the gateway 200 included in the remote access information set in step S135, and includes the remote access information set in the step S135. The gateway 200 requests a remote access to the web camera 100 using the port number information, the ID, and the password of the web camera 100.

In step S145, the gateway 200 compares the ID and password of the web camera 100 received in step S140 with the ID and password set for the web camera 100 to the mobile terminal 400. It is determined whether to allow the remote access of the web camera 100 by the user.

In step S150, when the ID and password of the web camera 100 received in step S140 and the ID and password set for the web camera 100 coincide, the gateway 200 performs step S140. Remote access is performed between the web camera 100 and the mobile terminal 400 by using the port information of the web camera 100 received from.

As described above, according to an exemplary embodiment of the present invention, the user of the mobile terminal 100 accesses the IP address and gateway of the gateway 200 of the home network to the remote access application to perform a remote access to the web camera 100 in the home network. Even if the port number of the web camera 100 and the model information of the web camera 100, etc., which are set in the web camera 100 by the 200 are not inputted, identification information which is unique information of the gateway 200, for example, For example, since only the MAC address of the gateway 200 is input, the remote access information for the web camera 100 is automatically set by the home platform server 300, and thus, the remote access to the web camera 100 is easier. Can be performed.

3 is a signal flow diagram illustrating a flow of a method for providing remote access information for a device in a home network according to another embodiment of the present invention.

In step S205, the mobile terminal 400 requests the home platform server 300 to register user identification information for the remote access information providing service. The mobile terminal 400 transmits unique identification information of the gateway of the home network, for example, the MAC address of the gateway, to the home platform server 300 together with the user identification information registration request.

In step S210, the home platform server 300 responds to the user identification information registration request received in step S205, identification information for the user of the mobile terminal 400, for example, user identification and secret. Generate a number.

In step S215, the home platform server 300 transmits the user identification information generated in step S210 to the mobile terminal 400 and provides it to the user.

In operation S220, the home platform server 300 may uniquely identify identification information of the gateway of the home network to which the mobile terminal 400 to which the mobile terminal 400 received the operation identification information generated in operation S210 in operation S205 is to be remotely connected. For example, it maps to the MAC address of the gateway and stores it.

In operation S225, the web camera 100 transmits information of the web camera 100, for example, a port number of the web camera 100, camera model information, and the like to the gateway 200.

In step S230, the gateway 200 may include information of the web camera 100 and information of the gateway 200, for example, an IP address of the gateway 200, received from the web camera 100 in step S225. The media access control (MAC) address is transmitted to the home platform server 300.

In step S235, the home platform server 300 maps the identification information of the gateway 200, for example, the MAC address of the gateway 200, of the information of the gateway 200 received in step S230, to the web camera. Information of the 100, that is, information such as a port number of the web camera 100 and a camera type is stored.

In step S240, the mobile terminal 400 requests the remote access information for performing the remote access to the web camera 100 to the home platform server 300, and in step S215 with the remote access information request The user identification information received from the home platform server 300, that is, the user ID and the password of the user ID are transmitted to the home platform server 300.

The mobile terminal 400 may request the type information of the web camera 100, the port information of the web camera 100, the IP information of the gateway 100, and the like as remote access information for the web camera.

In step S245, the home platform server 300 searches for gateway identification information matching the identification information of the user of the mobile terminal 400 received in step S240 from a prestored web device database.

That is, the home platform server 300 is mapped to the identification information of the user using the identification information of the user received from the mobile terminal 400 and stored in the identification information of the gateway 200, for example, the MAC address of the gateway 200. You can search for.

In operation S250, the home platform server 300 may identify identification information of the gateway 200 that matches the user identification information retrieved in operation S245, for example, remote access information that matches the MAC address of the gateway 200. Search for.

That is, the home platform server 300 maps to the MAC address of the gateway 200 using the identification information of the gateway 200 retrieved in step S245, for example, the MAC address of the gateway 200, and stores the device. By retrieving the information, it is possible to retrieve the remote access information for the web camera 100.

In step S255, the home platform server 300 provides the remote access information retrieved in step S250 to the mobile terminal 400 that requested the remote access information in step S240.

In step S260, the mobile terminal 400 performs remote connection setting for the web camera 100 using the remote access information received from the home platform server 300 in step S255.

The mobile terminal 400 may remotely access the web camera 100 using a remote access application. In this case, the camera ID, password, and gateway to which the web camera 100 is connected are set. An IP address of 200 and a port number set in the web camera 100 by the gateway 200 should be set in the remote access application.

The mobile terminal 400 may set the camera ID and password of the web camera 100 using the information input from the user, and the web camera 100 is connected using the remote access information received in step S130. Information such as an IP address of the gateway 200 and a port number set in the web camera 100 by the gateway 200 may be set.

In step S265, the mobile terminal 400 requests a remote access to the web camera 100 from the gateway 200 using the remote access information set in step S260.

As described above, since the web camera 100 is connected to an external network through the gateway 200 and assigned a private IP address by the gateway 200, the mobile terminal 400 directly connects to the web camera 100. It cannot be accessed, and the web camera 100 must be connected through the gateway 200.

Therefore, the mobile terminal 400 accesses the gateway 200 using the IP address of the gateway 200 included in the remote access information set in step S260, and is included in the remote access information set in step S260. The gateway 200 requests a remote access to the web camera 100 using the port number information, the ID, and the password of the web camera 100.

In step S270, the gateway 200 compares the ID and password of the web camera 100 received in step S265 with the ID and password set for the web camera 100 to the mobile terminal 400. It is determined whether to allow the remote access of the web camera 100 by the user.

In step S275, when the ID and password of the web camera 100 received in step S265 and the ID and password set for the web camera 100 match, the gateway 200 performs step S265. Remote access is performed between the web camera 100 and the mobile terminal 400 by using the port information of the web camera 100 received from.

As described above, according to another exemplary embodiment of the present invention, the user of the mobile terminal 100 simply inputs user identification information, that is, a user ID and a password of the user ID, preset for the home platform server 300. Since the remote access information of the web camera 100 is automatically set by receiving the information from the 300, the remote access to the web camera 100 can be performed more easily.

4 is a diagram illustrating a configuration of a home platform server of a system for providing remote access information to a device of a home network according to an embodiment of the present invention.

The home platform server 300 according to an embodiment of the present invention includes a web device information receiver 310, a user identification information manager 320, a remote access information request receiver 330, a remote access information provider 340, and a web. Device database 350 and gateway database 360.

The web device information receiver 310 receives information of a web device connected to the gateway in the home network from a gateway (not shown) of the home network. That is, the web device information receiver 310 may receive information such as a port number and a model name of the web device in the home network.

The web device information receiver 310 stores the received web device information in the web device database 350.

In addition, the web device information receiving unit 310 receives not only information of the web device itself but also information of a gateway to which the web device is connected, for example, information such as an IP address and a MAC address of the gateway. The web device information receiver 310 stores the received gateway information in the gateway database 360.

The user identification information management unit 320 receives a user identification information registration request from the mobile terminal to remotely access the web device, and in response to the received request, identification information about the user of the mobile terminal, for example, an ID and ID of the user. To generate a password.

The user identification information management unit 320 transmits the generated user identification information to the mobile terminal, and maps the user identification information generated by mapping the identification information of the gateway received with the user identification information registration request, for example, to the MAC address of the gateway. Save it.

That is, the user identification information management unit 320 may receive the identification information of the gateway of the home network to which the mobile terminal intends to remotely access, together with the user identification information registration request from the mobile terminal, and the user identification information management unit 320 generates The user identification information of the mobile terminal may be mapped to and stored in the identification information of the gateway to which the mobile terminal wants to access.

The remote access information request receiving unit 330 receives a request for providing remote access information to a web device of a home network to which the mobile terminal wants to access from the mobile terminal. The remote access information request receiving unit 330, together with the request for providing remote access information from the mobile terminal, identifies identification information of the gateway of the home network to which the mobile terminal intends to remotely access, for example, the MAC address of the gateway or user identification information of the mobile terminal, that is, Receive the user ID and password of the ID.

The remote access information request receiving unit 330 transmits the received remote access information providing request and the identification information of the user of the mobile terminal that requested the remote access information or the MAC address of the gateway to which the web device to which the access target is connected to the remote access information providing unit 340. send.

The remote access information providing unit 340 retrieves the remote access information requested by the mobile terminal from the web device database 250 and the gateway database 260 by using the information received from the remote access information request receiving unit 330, and retrieves the search. Provide the remote access information to the mobile terminal that requested the remote access information.

That is, the remote access information providing unit 340 uses the MAC address of the gateway received from the remote access information request receiving unit 330 to match the information of the web device with the MAC address of the gateway, for example, port information of the web camera, Obtain and obtain model name information from the web device database 250, and obtain and obtain an IP address of a gateway matching the MAC address of the gateway from the gateway database 260 to obtain port information, model name information, and gateway of the acquired web camera. May provide an IP address of the mobile terminal.

In addition, the remote access information providing unit 340 uses the user identification information of the mobile terminal received from the remote access information request receiving unit 330 to identify identification information of the gateway that matches the user identification information, for example, the MAC address of the gateway. Received from the user identification information management unit 320, and retrieves the information of the web device matching the MAC address of the gateway from the web device database 250 using the received MAC address of the gateway, matching the MAC address of the gateway The IP address of the gateway may be retrieved and acquired from the gateway database 260 to provide the mobile terminal with information of the obtained web device and the IP address of the gateway.

After the mobile terminal accesses the gateway using the gateway IP address received from the remote access information providing unit 340, information of the web device received from the remote access information providing unit 340, for example, a port of the web camera. Information and model name information can be used to remotely access the web camera through the gateway.

One embodiment of the present invention may also be embodied in the form of a recording medium including instructions executable by a computer, such as program modules, being executed by a computer. Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. In addition, the computer-readable medium may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transmission mechanism, and includes any information delivery media.

Although the methods and systems of the present invention have been described in connection with specific embodiments, some or all of their components or operations may be implemented using a computer system having a general hardware architecture.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

100: web camera 200: gateway
300: home platform server 400: mobile terminal

Claims (9)

A method of providing remote access information for a device in a home network, the method comprising:
(a) receiving access information of a web device included in the home network and access information of the gateway from a gateway of a home network,
(b) receiving a remote access information request signal for the web device from a remote access terminal located outside the home network;
(c) acquiring connection information of the web device and connection information of the gateway based on the remote connection information request signal;
(d) transmitting the obtained access information of the web device and access information of the gateway to the remote access terminal;
Including,
The remote access terminal accesses the gateway of the home network based on the received gateway access information, and accesses the web device through the accessed gateway based on the access information of the web device. Way.
The method of claim 1,
The step (a)
(a1) mapping the received access information of the web device to identification information of the gateway included in the access information of the gateway;
Including,
In step (c),
(c1) obtaining access information of the web device based on identification information of the gateway included in the remote access information request signal;
(c2) obtaining access information of the gateway based on identification information of the gateway;
Remote information access providing method comprising a.
The method of claim 2,
The identification information of the gateway includes media access control (MAC) address information of the gateway, the access information of the gateway includes internet protocol (IP) address information of the gateway, and the access information of the web device is the web. And providing port information of the device.
The method of claim 1,
The step (a)
(a2) mapping the received access information of the web device to identification information of the gateway included in the access information of the gateway and storing the received access information;
Including,
In step (c),
(c3) acquiring identification information of the gateway based on identification information of the remote access terminal included in the remote access information request signal;
(c4) acquiring connection information of the web device and connection information of the gateway based on the obtained identification information of the gateway;
Remote information access providing method comprising a.
The method of claim 4, wherein
The identification information of the remote access terminal includes identification (ID) of the user of the remote access terminal and password information of the ID, the identification information of the gateway includes media access control (MAC) address information of the gateway, And the connection information of the gateway includes internet protocol (IP) address information of the gateway, and the connection information of the web device includes port information of the web device.
In the system for providing remote access information for a device in a home network,
A web device information receiver configured to receive access information of a web device connected to the gateway from a gateway of a home network, and map the received access information of the web device to identification information of the gateway and to store it in a web device database;
A remote access request receiving unit which receives a signal for requesting remote access information of the web device from a remote access terminal located outside the home network;
A remote access information providing unit configured to transmit access information of the web device matching the identification information of the gateway to the remote access terminal based on the received remote access information request signal;
Including,
And the remote access terminal accesses the gateway of the home network based on the access information of the web device, and accesses the web device through the accessed gateway.
The method according to claim 6,
And the connection information of the web device includes an internet protocol (IP) address of the gateway and port information of the web device set by the gateway.
The method according to claim 6,
The remote access information providing unit transmits the access information of the web device matching the media access control (MAC) address of the gateway included in the received remote access information request signal to the remote access terminal. .
The method according to claim 6,
The remote access information providing unit obtains MAC address information of the gateway from identification information of the remote access terminal included in the received remote access information request signal, and accesses the web device matching the obtained MAC address of the gateway. Remote access information providing system for transmitting information to the remote access terminal.

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