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WO2007016809A1 - Procede de gestion de dispositif de pontage - Google Patents

Procede de gestion de dispositif de pontage Download PDF

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Publication number
WO2007016809A1
WO2007016809A1 PCT/CN2005/001205 CN2005001205W WO2007016809A1 WO 2007016809 A1 WO2007016809 A1 WO 2007016809A1 CN 2005001205 W CN2005001205 W CN 2005001205W WO 2007016809 A1 WO2007016809 A1 WO 2007016809A1
Authority
WO
WIPO (PCT)
Prior art keywords
gateway
terminal
bridge device
address
bridge
Prior art date
Application number
PCT/CN2005/001205
Other languages
English (en)
Chinese (zh)
Inventor
Ke Tang
Original Assignee
Zte Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zte Corporation filed Critical Zte Corporation
Priority to CN200580048965.7A priority Critical patent/CN100579022C/zh
Priority to PCT/CN2005/001205 priority patent/WO2007016809A1/fr
Publication of WO2007016809A1 publication Critical patent/WO2007016809A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network

Definitions

  • the present invention relates to a method for managing a bridge device, and more particularly to a method for managing a downlink bridge device on a home gateway. Background technique
  • the home gateway is an access gateway, which can establish a home network as a center, and can share an Internet network connection among multiple devices, and at the same time provide users with secure communication, entertainment, and storage integrated functional devices.
  • FIG. 1 shows a typical The network structure of the gateway is connected to the Internet through two PVCs.
  • the PVC1 provides services that are not guaranteed by the Q0S, and the other interfaces on the LAN side use the routing mode to provide common Internet access services.
  • PVC2 provides Q0S guarantee, PVC2 is bridged with a specific Ethernet interface (Port2) on the LAN side, and the LAN side is connected to STB (IP set-top box) to provide IP TV service.
  • Gateway PVC1 provides normal Internet access, and internal port Portl uses routing mode. PVC2 and Port2 use bridge mode to implement IP TV.
  • the public network IP address (218. 13. 1. 10) is assigned to the PVC1 on the WAN side.
  • the PVC2 does not allocate an address.
  • the LAN side portl configures the private network address (192.168.1.1) and enables the DHCP server.
  • the internal host allocates the private network. Address (192. 168. 1. 2), the bridge device at Port2 uses PPPoE dialing to assign a private network address ( 10. 30. 55. 6) by the server on the network side.
  • the gateway acts as a bridge and can only learn the MAC address of the bridge device. It cannot know the IP address of the downstream bridge device. At the same time, there is no address in the NetB as the bridge. Without knowing the IP address of the bridge device, the gateway cannot establish basic IP communication with the bridge device. At the same time, since the actual network NetB may be a closed network, knowing the address of the bridge device in NetB, the user at NetA cannot It is managed.
  • a method for managing a bridge device comprising at least the following steps: a: a gateway and a terminal generate an address for link local communication by an automatic IP technology to perform address configuration; b: the gateway is plugged and used by universal Terminal communication, acquiring information of the bridge device to collect information; c: the gateway establishes a port-based static network address translation rule according to the information of the bridge device; d: the gateway provides the user by using network address translation Configuration management of the terminal, performing access processing; e: The gateway detects the state of the bridge device.
  • step b further includes:
  • the terminal and the gateway are both enabled for universal plug and play, the terminal implements a device function, the gateway functions as a control point, and the gateway sends the link address to the terminal on the bridge interface using the link local address as a source address.
  • Multicast query message
  • the terminal uses a link-local address unicast response to transmit the basic information of the terminal back;
  • the gateway establishes a bridge device database after receiving the response.
  • the splicing device database records the device information of the bridge terminal under each interface by using an interface of the gateway as an index.
  • the method wherein the basic information of the terminal includes a device identifier, a version, and a management interface address.
  • the method, wherein the step c further includes:
  • C3 Record the conversion entry related to the terminal in the database of the bridge device.
  • step d further includes: dl: when the user requests access to the terminal, the gateway acquires a network address translation entry related to the bridge terminal from the database of the bridge device, and selects the same as the user's inbound interface. Network address translation entry, and redirects access to the bridge device to access to the outer port of the network address translation entry;
  • D2 The gateway forwards the http access of the user to the management interface of the bridge device through network address translation. Port, thus achieving management of the bridge device.
  • step e further includes:
  • the gateway periodically queries each bridge device in the database of the bridge device to check whether the information of the bridge device changes.
  • E2 If there is a change in the received device information, if the management interface address changes, the gateway updates the previously established network address translation rule; if the device identifier and version information change, simply update the database of the bridge device. Content; if the query is not responding, delete the corresponding entry in the database of the bridge device and clear the network address translation entry associated with the bridge device.
  • the method wherein the query is performed by using a universal plug and play request message: using a link local address of the interface as a source address and a link address of the bridge device as a destination address on each bridge interface
  • the universal plug-and-play query message is broadcast, and the device uses the link address for unicast response.
  • the terminal using the PPPoE mode is performed on the Ethernet interface; and the link local address generated by the DHCP-type terminal restriction automatic configuration can only be used when communicating with the endpoint of the same link.
  • the method for managing a bridge device implements the management of the gateway to the bridge device by using the method of the present invention, which is beneficial to the unified management of the home network; and the gateway implemented in the invention
  • the bridging device communication mechanism can be extended to achieve complex signaling interactions between the two.
  • FIG. 1 is a networking diagram of a typical application of a home gateway of the prior art and the present invention
  • the method for managing a bridge device comprises the following steps: Step 1: Perform address configuration: The gateway and the terminal generate an address for link local communication through an automatic IP technology. Step 2: Perform information collection: The gateway communicates with the terminal through UPnP to obtain information about the bridge device.
  • Step 3 Establish rules: The gateway establishes a port-based static NAT rule based on the information of the bridge device.
  • Step 4 Access Processing: The gateway provides user-to-terminal configuration management through NAT.
  • Step 5 Status Detection: The gateway detects the status of the bridge device.
  • the method of the invention needs to be implemented simultaneously at the gateway and the bridged terminal device, and the implementation of the solution of the invention is through
  • the prior art is extended to complete, mainly involves three technologies: Auto-IP, Universal Plug and Play UPnP, Network Address Translation NAT, where Auto-IP (RFC3927) is an IP address automatic configuration technology defined by IETF. , is used to automatically generate an IPv4 address for communication within the link on the interface.
  • Auto-IP RRC3927
  • UPnP is a protocol specification widely used for interconnection of home network devices
  • NAT is used for network access devices to implement address translation.
  • the networking structure of this solution can be seen in Figure 1.
  • the detailed process is shown in Figure 2.
  • the specific implementation steps include: Step 1, the gateway port (Lan Port 2) and the terminal Ethernet port are configured with automatic IP address.
  • the technology generates an interface address for link-local communication, such as 169. 254. x. x/16, since the terminal adopts the bridging mode, its globally used IP address is not assigned by the gateway, and the link-local IP address can be used by Basic IP communication is established between the bridge port of the gateway and the terminal device.
  • RFC3927 it can be ensured that the link address generated on the same link is not duplicated.
  • both the terminal and the gateway enable UPnP, the terminal implements the device function, and the gateway acts as a control point.
  • the gateway uses the link-local address as the source address to send multicast to the terminal on the bridge interface, such as 239.. 255. 255. 250: 1900 query message, the terminal uses the link-local address unicast response, the terminal The basic information includes the device ID, version, management interface address, and so on. After receiving the response, the gateway establishes a bridge device database on the gateway. The database uses the interface of the gateway as an index to record the device information of the bridge terminal under each interface.
  • the gateway In the third step, the gateway generates a static NAT rule of the gateway according to the information in the bridge device database, including the interface index and the bridge device management interface address:
  • An idle TCP port is selected on the WAN side interface to establish a NAT conversion rule from a port on the MN side to the bridge device, which is used to implement the virtual server function in the home gateway.
  • the NAT conversion rule establishment as described above is also completed for each port that is not bridged on the LAN side.
  • the conversion entry associated with the terminal is recorded in the database of the bridge device.
  • a NAT translation rule is established between Portl and PVC1 to establish an STB.
  • the local user located in Portl or the remote user accessing the gateway information from the WAN through PVC1 can observe the basic information of the bridge device.
  • the gateway Obtain the NAT entry related to the bridge terminal in the database, select the same NAT entry as the user's inbound interface PVC1 or Portl, and redirect the access to the bridge device to the outer port of the NAT entry, and then the gateway will use the NAT to user After the http access is converted, it is forwarded to the management interface of the bridge device, thereby realizing the management of the bridge device.
  • the gateway needs to perform regular query on each bridge device in the bridge database to check whether the information of the bridge device includes the device identifier, version, and management interface address. Query the request message using UPnP The device performs the unicast UPnP query message by using the link-local address of the interface as the source address and the link address of the bridge device as the destination address. The device uses the link address to perform unicast response. If the received device information changes, it needs to be processed accordingly: If the management interface address changes, the gateway needs to update the previously established NAT rule, and the device identifier and version information change to simply update the contents of the database; if the query does not respond, delete the database. Corresponding entry in , and clear the NAT entry associated with the bridge device.
  • the method for managing a bridge device of the present invention implements the management of the gateway to the bridge device by using the method of the present invention, and is beneficial to the unified management of the home network; and the gateway and the bridge implemented in the invention
  • the device communication mechanism can be extended to achieve complex signaling interactions between the two.
  • the implementation of the solution of the present invention requires attention: When using the automatic IP address configuration technology, the terminal adopting the PPPoE mode should be performed on the Ethernet interface and cannot be performed on the ppp interface; Use the generated link-local address to configure this address only when communicating with endpoints on the same link.
  • the multicast terminal should be suppressed when the bridge terminal enables UPnP.
  • the TTL sent by the gateway should be set to 1.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)

Abstract

L'invention concerne un procédé de gestion de dispositif de pontage, ledit procédé comprenant au moins les étapes suivantes: la passerelle et le terminal produisent l'adresse de communication par liaison locale par le biais de technologie IP automatique, de manière à créer une configuration d'adresse; ladite passerelle communique avec le terminal par le biais de Plug and Play universel, acquiert les informations du dispositif de pontage de manière à recueillir des informations; en fonction desdites informations du dispositif de pontage, ladite passerelle établit la règle de conversion d'adresse réseau en état statique en fonction du port; ladite passerelle procure à l'utilisateur la gestion de la configuration dudit terminal par la conversion d'adresse réseau, réalisant ainsi le traitement d'accès; ladite passerelle détecte l'état dudit dispositif de pontage. Puisque le procédé selon l'invention permet à la passerelle de gérer le dispositif de pontage, il permet de réaliser la gestion uniforme d'un réseau familial; en outre, dans l'invention, le mécanisme de communication entre la passerelle et le dispositif de pontage peut réaliser dans une grande mesure l'échange de signalisations compliquées entre les deux parties.
PCT/CN2005/001205 2005-08-05 2005-08-05 Procede de gestion de dispositif de pontage WO2007016809A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN200580048965.7A CN100579022C (zh) 2005-08-05 2005-08-05 一种桥接设备的管理方法
PCT/CN2005/001205 WO2007016809A1 (fr) 2005-08-05 2005-08-05 Procede de gestion de dispositif de pontage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2005/001205 WO2007016809A1 (fr) 2005-08-05 2005-08-05 Procede de gestion de dispositif de pontage

Publications (1)

Publication Number Publication Date
WO2007016809A1 true WO2007016809A1 (fr) 2007-02-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2005/001205 WO2007016809A1 (fr) 2005-08-05 2005-08-05 Procede de gestion de dispositif de pontage

Country Status (2)

Country Link
CN (1) CN100579022C (fr)
WO (1) WO2007016809A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104601379A (zh) * 2015-01-29 2015-05-06 太仓市同维电子有限公司 无源光纤网络上行家庭网关节省流量、智能上网的方法
CN113132218A (zh) * 2019-12-31 2021-07-16 中兴通讯股份有限公司 一种家庭网关访问方法、装置、系统处理器及存储介质

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101266490B (zh) * 2008-03-31 2010-11-10 清华大学 无mac地址的总线家庭有线控制网络的即插即用方法
CN110505316B (zh) * 2018-05-17 2022-03-01 中兴通讯股份有限公司 互联网协议ip地址的分配方法及无线路由设备
CN109246135B (zh) * 2018-10-19 2020-08-07 视联动力信息技术股份有限公司 一种流媒体数据的获取方法和系统
CN115695089B (zh) * 2022-10-27 2024-07-19 北京旋极信息技术股份有限公司 一种实现数据转发的方法、系统及桥接设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001076137A2 (fr) * 2000-03-31 2001-10-11 Eicon Technology Corporation Configuration et maintenance d'un pont local
WO2002037750A2 (fr) * 2000-11-04 2002-05-10 Koninklijke Philips Electronics N.V. Systeme de pontage permettant l'interfonctionnement de groupes de dispositifs distants
JP2004005610A (ja) * 2002-04-26 2004-01-08 Extreme Networks Inc 動的構成管理のための方法および装置
US20040148388A1 (en) * 2003-01-24 2004-07-29 Wen-Tzu Chung Protocol at layer two for discovering and configuring network devices

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001076137A2 (fr) * 2000-03-31 2001-10-11 Eicon Technology Corporation Configuration et maintenance d'un pont local
WO2002037750A2 (fr) * 2000-11-04 2002-05-10 Koninklijke Philips Electronics N.V. Systeme de pontage permettant l'interfonctionnement de groupes de dispositifs distants
JP2004005610A (ja) * 2002-04-26 2004-01-08 Extreme Networks Inc 動的構成管理のための方法および装置
US20040148388A1 (en) * 2003-01-24 2004-07-29 Wen-Tzu Chung Protocol at layer two for discovering and configuring network devices

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104601379A (zh) * 2015-01-29 2015-05-06 太仓市同维电子有限公司 无源光纤网络上行家庭网关节省流量、智能上网的方法
CN113132218A (zh) * 2019-12-31 2021-07-16 中兴通讯股份有限公司 一种家庭网关访问方法、装置、系统处理器及存储介质
CN113132218B (zh) * 2019-12-31 2023-10-20 中兴通讯股份有限公司 一种家庭网关访问方法、装置、系统处理器及存储介质

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Publication number Publication date
CN100579022C (zh) 2010-01-06
CN101138198A (zh) 2008-03-05

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