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WO2009067942A1 - Procédé et appareil de commande de service multi-hébergement dans un système ip mobile - Google Patents

Procédé et appareil de commande de service multi-hébergement dans un système ip mobile Download PDF

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Publication number
WO2009067942A1
WO2009067942A1 PCT/CN2008/073105 CN2008073105W WO2009067942A1 WO 2009067942 A1 WO2009067942 A1 WO 2009067942A1 CN 2008073105 W CN2008073105 W CN 2008073105W WO 2009067942 A1 WO2009067942 A1 WO 2009067942A1
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WO
WIPO (PCT)
Prior art keywords
mobile
homing
entity
mobile terminal
network
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2008/073105
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English (en)
Chinese (zh)
Inventor
Yuankui Zhao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of WO2009067942A1 publication Critical patent/WO2009067942A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H04W60/005—Multiple registrations, e.g. multihoming

Definitions

  • the present invention belongs to the field of mobile communication technologies, and in particular, to a method and apparatus for controlling multi-homing services in a mobile IP system.
  • Mobile IP is a network layer solution developed by the IETF to support the movement of communication nodes. There are two versions of IPv4 and IPv6. Mobile IP establishes address mapping and uses a special routing mechanism to ensure that the original IP communication connection of a single node is not interrupted during the mobile process, and is always online.
  • Mobile IP defines two IP addresses for the node: home address and care-of address.
  • Home Address (Home of
  • HoA Hossion Address, HoA is used to uniquely identify this node, which is equivalent to the IP address of a node in a simple IP.
  • the mobile node communicates with other nodes on the network through the home address; Care-of address (Care of
  • CoA IP Address, CoA
  • the mobile node actually implements access and data routing through the care-of address.
  • the new home mobility management entity is introduced, which is responsible for maintaining the mapping relationship between the home address and the care-of address, thereby ensuring the continuity of the mobile node moving in the field and IP communication.
  • the specific operation process of mobile IP is as follows: After the mobile node obtains the care-of address in the foreign network, it registers the home address and the care-of address with the home agent, and then establishes a routing tunnel between the home agent and the mobile node care-of address. Because the mobile node uses the home address as its unique identifier, the data packet of the communication peer is first routed to the mobile node's home network by default, and the home agent of the node is responsible for receiving, and the home agent then according to the established address mapping relationship. The packet is routed to the node's care-of address through the tunnel to receive the packet from the communication peer to the mobile node.
  • the node can directly send the message (Mobile IPv4, MIPv4) with the home address as the source address on the foreign link, or tunnel to the home agent, and then forward it to the communication by the home agent. Correct End.
  • the specific access address (care-of address) of the mobile node changes with the movement of the node, the continuity of the IP communication of the mobile node is guaranteed because of the uniqueness of the home address and the relay of the home agent.
  • a mobile terminal can represent a multi-homing application by setting an M bit in a registration message. For the request of a home agent, the new mobile IP registration of its home address will not cause the previous or previous registration to be unbound.
  • the main scope of multi-homing definition is mobile IP terminals with mobile IP capabilities.
  • the proxy mobile IP entity proxyes the proxy mobile IP terminal to perform mobile IP registration activities, and the network side entity cannot control the multihomed service.
  • the embodiment of the present invention provides a method and an apparatus for controlling the multi-homing service in the mobile IP system.
  • an embodiment of the present invention provides a method for controlling a multi-homing service in a mobile IP system, including
  • the network side multi-homing service processing entity acquires multi-homing capability related information of the mobile terminal sent by the network-side multi-homed storage entity; the network-side multi-homing service processing entity obtains the multi-homing capability related information obtained by the network-side multi-homed service processing entity, Controlling the multi-homed service of the mobile terminal.
  • an embodiment of the present invention further provides an apparatus for controlling a multi-homing service in a mobile IP system, including: an acquiring module, configured to acquire multi-homing capability related information of a mobile terminal sent by a network-side multi-homed storage entity. And a control module, configured to perform control processing on the multi-homing service of the mobile terminal according to the multi-homing capability related information acquired by the acquiring module.
  • the network side is configured to acquire multi-homing capability related information of the mobile terminal sent by the network-side multi-homed storage entity, so that the network side Entities can control multi-homed services.
  • FIG. 1 is a flow chart of a method according to a first embodiment of the present invention
  • FIG. 2 is a flow chart of a method according to a second embodiment of the present invention.
  • FIG. 3 is a flowchart of a method according to a third embodiment of the present invention.
  • FIG. 4 is a structural diagram of a device according to a fourth embodiment of the present invention. [19] Specific implementation
  • An embodiment of the present invention provides a method for controlling a multi-homing service in a mobile IP system, where the method includes: acquiring, by a network-side multi-homed service processing entity, information about multi-homing capability of a mobile terminal sent by a network-side multi-homed storage entity; The network-side multi-homing service processing entity performs control processing on the multi-homed service of the mobile terminal according to the multi-homing capability related information.
  • the first embodiment of the present invention provides a method for controlling a multi-homing service in a mobile IP system, and implements the policy information of the multi-homing capability of the IP v4 mobile terminal.
  • the method flow is as shown in FIG. 1 and includes:
  • Step 101 The mobile terminal is initially connected to the network, and the policy authentication entity such as the AAA (Authentication, Authorization, Accouting) server is used to verify whether the mobile terminal uses the multi-homing capability policy identifier. , such as multi-homing capabilities of strategic information.
  • the policy identifier is received by the access network, and the specific entity received by the access network is a gateway (Gateway, GW) in this embodiment.
  • Step 102 The mobile terminal sends a mobile IP registration request message to the gateway, where the mobile terminal includes information about whether the mobile terminal requires multi-homing capability.
  • Step 103 The gateway judges according to the policy identifier of the multi-homing capability delivered by the AAA server. If the mobile terminal is allowed to use the multi-homing capability, and the terminal also requires multi-homing capability, the gateway will allow the request, and The Mobile IP Registration Request message is sent to the Home Agent (HA), the Mobile IP Registration Request message containing information requiring multi-homing capabilities. Otherwise, the mobile terminal is denied and informed that it does not have multi-homing capability support.
  • HA Home Agent
  • Step 104 The gateway sends the mobile IP registration request message to the home agent, the mobile IP registration request message containing information requiring multi-homing capability.
  • Step 105 The home agent sends the mobile IP registration request message to the AAA server, and the mobile terminal is negotiated and authenticated with the AAA server.
  • Step 106 The AAA server sends a registration permission message to the home agent, and the registration permission message contains multi-homing capability policy information.
  • the foregoing mobile terminal requires multi-homing capability information, and the multi-homing capability policy information can be authorized to the home agent after being judged by the AAA server at this stage.
  • Step 107 The home agent sends the received registration permission message to the gateway, and the registration permission message includes multi-homing capability policy information.
  • Step 108 The gateway forwards the registration permission message to the mobile terminal, and the registration permission message includes policy information of the multi-homing capability.
  • the mobile terminal in the process described above may also be a proxy mobile IP entity, such as: Proxy Mobile IP Entity (Proxy Mobile
  • IP IP, PMIP
  • the mobile IP signaling entity is configured to send a mobile IP registration request message to the access network
  • the mobile terminal includes a terminal supporting mobile IP and not A mobile IP-enabled terminal, when the mobile terminal is a terminal that does not support mobile IP, performs the above steps by using the proxy mobile IP entity. Thereafter, the proxy mobile IP entity does not participate in the initial authentication process, and the initial authentication process is still completed by the mobile terminal.
  • the home agent as a mobile IP agent is only one of the preferred embodiments, and may also be a foreign agent (FA) or other mobile IP agent.
  • FA foreign agent
  • the technical solution provided in this embodiment can be used to obtain the multi-homing capability information of the mobile terminal in the network-side multi-homed storage entity (AAA server), so that the network-side entity (gateway) can implement the multi-homing service. control.
  • the second embodiment of the present invention provides a method for controlling a multi-homing service in a mobile IP system, and implements the policy information of the multi-homing capability of the IP v6 mobile terminal.
  • the method flow is as shown in FIG. 2, and includes:
  • Step 201 The mobile terminal initially enters the network, and after passing the audit of the policy authentication entity such as the AAA server,
  • a policy authentication entity such as an AAA server delivers a policy identifier that allows the mobile terminal to use multi-homing capabilities.
  • the policy identifier is received by the access network, and the specific receiving entity received by the access network is a home agent in this embodiment.
  • Step 202 The mobile terminal sends a mobile IP registration request message to the home agent, and the mobile IP registration request message includes information about whether the mobile terminal requires multi-homing capability.
  • Steps 203 and 204 are the same as steps 105 and 106 in the first embodiment.
  • Step 205 The home agent sends a mobile IP registration response message, and the response message includes multi-homing capability policy information to the mobile terminal, and informs the multi-homed application result.
  • the home agent obtains the network side multi-homed storage entity (A).
  • a third embodiment provided by the present invention is a method for controlling multi-homing services in a mobile IP system, implementing shifting The mobile terminal migrates in the network and maintains the multi-homing capability.
  • the method flow is shown in Figure 3, including:
  • Step 301 During the migration process of the mobile terminal, the service network gateway transmits the multi-homing capability information of the mobile terminal to the target network gateway.
  • Step 303 is substantially the same as step 102 in the first embodiment, step 303 is substantially the same as step 103 in the first embodiment, step 304 is substantially the same as step 104 in the first embodiment, step 305 is the same as in the first embodiment. Step 107 is substantially the same, and step 306 is substantially the same as step 108 of the first embodiment.
  • the difference between the above steps is only that the specific gateway is the target network gateway.
  • Step 307 The target network gateway notifies the service network gateway to log out.
  • Step 308 The service network gateway determines that the logout can be performed according to the received logout message.
  • Step 309 The service network gateway sends a logout request to the home agent.
  • Step 310 The home agent sends a logout response to the service network gateway.
  • the target network gateway acquires multi-homing capability information of the mobile terminal in the network-side multi-homed storage entity (service gateway), so that the network side entity (target network gateway) can be implemented. Control of multi-homed services.
  • the policy information of the multi-homing capability of the mobile terminal in the first embodiment and the second embodiment, or the multi-homing capability information of the mobile terminal in the third embodiment is a multi-homing capability of the mobile terminal.
  • the policy authentication entity such as the AAA server
  • the service network gateway in the third embodiment is a multi-homed storage entity, which is used for storing multi-homing. Capacity related information.
  • Both the home agent and the GW are network-side multi-homed service processing entities.
  • a fourth embodiment of the present invention provides a communication device, as shown in FIG. 4, including:
  • the obtaining module 410 is configured to obtain multi-homing capability related information of the mobile terminal sent by the network side multi-homed storage entity.
  • the control module 420 is configured to perform control processing on the multi-homed service of the mobile terminal according to the multi-homing capability related information acquired by the obtaining module 410.
  • the obtaining module 410 includes:
  • the receiving submodule 411 is configured to receive a mobile IP registration request message sent by the mobile terminal, where the registration request message includes information that requires multi-homing support;
  • the obtaining sub-module 412 is configured to: after the negotiation with the policy authentication entity for the mobile terminal, obtain the policy information of the multi-homing capability of the mobile terminal sent by the policy authentication entity.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

L'invention porte sur un procédé et un appareil de commande de service multi-hébergement pour résoudre le problème dans l'état antérieur de la technique selon lequel l'entité côté réseau n'est pas capable de commander le service multi-hébergement. Le procédé comprend les opérations suivantes : l'entité côté réseau pour traiter le service multi-hébergement reçoit les informations relatives à la possibilité multi-hébergement d'un terminal mobile transmises par l'entité de stockage multi-hébergement côté réseau, puis commande et gère le service multi-hébergement du terminal mobile selon les informations relatives à la possibilité multi-hébergement. L'entité côté réseau devient capable de commander un service multi-hébergement par le fait que l'entité côté réseau pour traiter le service multi-hébergement reçoit les informations relatives à la possibilité multi-hébergement d'un terminal mobile transmises par l'entité de stockage multi-hébergement côté réseau.
PCT/CN2008/073105 2007-11-20 2008-11-19 Procédé et appareil de commande de service multi-hébergement dans un système ip mobile Ceased WO2009067942A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2007101873429A CN101442820A (zh) 2007-11-20 2007-11-20 一种移动ip系统中控制多宿主业务的方法及装置
CN200710187342.9 2007-11-20

Publications (1)

Publication Number Publication Date
WO2009067942A1 true WO2009067942A1 (fr) 2009-06-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2008/073105 Ceased WO2009067942A1 (fr) 2007-11-20 2008-11-19 Procédé et appareil de commande de service multi-hébergement dans un système ip mobile

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CN (1) CN101442820A (fr)
WO (1) WO2009067942A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050018632A1 (en) * 2003-03-21 2005-01-27 Samsung Electronics Co., Ltd. Multi-home agent control apparatus and method
WO2006093288A1 (fr) * 2005-03-04 2006-09-08 Matsushita Electric Industrial Co., Ltd. Nœud de communication et méthode de contrôle de communication
WO2007021074A1 (fr) * 2005-07-07 2007-02-22 Kt Corporation Procede d'authentification de routeur de mobiles par un pair, procede d'enregistrement d'adresses de prise en charge par plusieurs pairs, et procede de reprise de routeur de mobile pour reseaux mobiles a plusieurs adresses de reference
US7284068B1 (en) * 2002-06-20 2007-10-16 Cisco Technology, Inc. Technique for providing multi-homing capability in data networks

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7284068B1 (en) * 2002-06-20 2007-10-16 Cisco Technology, Inc. Technique for providing multi-homing capability in data networks
US20050018632A1 (en) * 2003-03-21 2005-01-27 Samsung Electronics Co., Ltd. Multi-home agent control apparatus and method
WO2006093288A1 (fr) * 2005-03-04 2006-09-08 Matsushita Electric Industrial Co., Ltd. Nœud de communication et méthode de contrôle de communication
WO2007021074A1 (fr) * 2005-07-07 2007-02-22 Kt Corporation Procede d'authentification de routeur de mobiles par un pair, procede d'enregistrement d'adresses de prise en charge par plusieurs pairs, et procede de reprise de routeur de mobile pour reseaux mobiles a plusieurs adresses de reference

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