WO2007143950A1 - Appareil et procédé de mise en œuvre de l'amorce du nœud en double pile d'un réseau hétérogène - Google Patents

Appareil et procédé de mise en œuvre de l'amorce du nœud en double pile d'un réseau hétérogène Download PDF

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Publication number
WO2007143950A1
WO2007143950A1 PCT/CN2007/070086 CN2007070086W WO2007143950A1 WO 2007143950 A1 WO2007143950 A1 WO 2007143950A1 CN 2007070086 W CN2007070086 W CN 2007070086W WO 2007143950 A1 WO2007143950 A1 WO 2007143950A1
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WIPO (PCT)
Prior art keywords
dual
fha
address
nas
information
Prior art date
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PCT/CN2007/070086
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English (en)
Chinese (zh)
Inventor
Hongguang Guan
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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 WO2007143950A1 publication Critical patent/WO2007143950A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0019—Control or signalling for completing the hand-off for data sessions of end-to-end connection adapted for mobile IP [MIP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/04—Network layer protocols, e.g. mobile IP [Internet Protocol]
    • H04W80/045—Network layer protocols, e.g. mobile IP [Internet Protocol] involving different protocol versions, e.g. MIPv4 and MIPv6

Definitions

  • the present invention relates to the field of network communications, and in particular, to an apparatus and method for implementing bootstrap dual-stack nodes in a heterogeneous network.
  • the different relationships between the provider and the access service provider, and the different relationships between the service provider and the authorized certifier include two categories: BP: Integrated ASP network scenario (integrated ASP network) Scene) and Third party MSP
  • the scenario is for the case where MSP and ASP are integrated to provide network services.
  • the mobile node can obtain HA (Home access only) with NAI (Network access identifier) and pre-shared key.
  • the NAS in the ASP analyzes the NAI of the NAS, requests the authentication from the MAH (home AAA server), and the MAH gives the address or domain name of the HA, and returns the authentication result to the NAS.
  • the MAH home AAA server
  • the request message carries the HA information obtained from the MAH.
  • the DHCP server receives the above information
  • the NAS After the Request message, the NAS returns a response message carrying the HA information, and the HA information may be the above AAA.
  • the HA information obtained in H can also be the local home agent configured by ASP.
  • the relay forwards the received response message to MN, so that MN gets the address information of the HA.
  • Li can get the address provided by ASP and the address information of HA. Subsequently, Li takes the process of H0A (home address) and security alliance and Third party MSP.
  • the H0A and the security association IKEv2 SA process are the same in the scenario.
  • the scenario is for ASP and MSP to provide network services independently.
  • Li needs to pre-configure the domain name of HA through DNS (Domain Name
  • the program does not provide a way to configure the domain name of HA.
  • An object of an embodiment of the present invention is to provide an apparatus and method for implementing dual-stack nodes bootstrap in a heterogeneous network
  • the dual-stack mobile node can be booted in the IPV6 network and the IPV4 network.
  • a device for implementing bootstrap of a dual-stack node in a heterogeneous network comprising:
  • Switching resource server H0RS used for switching management of dual-stack mobile nodes, providing dual-stack mobile nodes Signing information authentication for switching between networks.
  • the DSHORS manages subscription information of the dual-stack mobile node, where the method includes:
  • the MIPv6 dual-stack mobile node can obtain the address and authentication information of the H0A and HA when booting on the foreign link in the IPV6 network or in the M IPv4 type foreign network, and the MIPv6 dual-stack mobile node traverses the IPV4 network.
  • Required parameters such as FHA gateway address, THOA (temporary home address).
  • the embodiments of the present invention can facilitate network operators to conduct and maintain services.
  • Figure 1 shows the Integrated ASP network
  • FIG. 2 is a schematic diagram of setting an FHA in an interface between an IPv4 network and an IPv6 network according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of deployment of a DSHORS in a network according to an embodiment of the present invention
  • FIG. 4 is a schematic diagram of a principle of a bootstrap mobile node performing bootstrapping in the scenario 1 of the embodiment of the present invention
  • FIG. 5 is a schematic diagram of a specific processing flow of a FHA address and a TH0A in a MIPv4 network in the scenario 2 of the embodiment of the present invention
  • FIG. 6 is a schematic diagram of a specific processing flow of a FHA address and a TH0A in a MIPv4 network in the scenario 2 of the embodiment of the present invention
  • FIG. 7 is a schematic diagram of a specific processing flow of a FHA address and a TH0A in a MIPv4 network in the scenario 2 of the embodiment of the present invention.
  • An embodiment of the present invention provides an apparatus and method for implementing bootstrap of a dual-stack node in a heterogeneous network.
  • DSHORS Dual Stack Switching Resource Server
  • FHA provided by DSH0RS through the NAS (Foreign Home)
  • the gateway information of the dual stack mobile access service, and the TH0A information is obtained from the FHA.
  • FHA can manage dual-stack mobile nodes.
  • FHA can be set in the boundary between IPv4 network and IPv6 network, as shown in Figure 2.
  • FHA can also be set up in a hybrid network running both IPv4 and IPv6 networks.
  • the main process for managing dual-stack mobile nodes using FHA is as follows:
  • MIPv6 is a foreign agent in the MIPv4 network.
  • FHA supports both MIP4 and
  • the MN When moving from the IPv6 network to the IPv4 network, the MN obtains a temporary IPv4 address from the FHA and obtains the C0A address of the IPv6 corresponding to the TH0A. At the same time, the FHA's IPv4 address and the temporary home address TH0A are obtained.
  • IPv4 COA Care of
  • Li uses MIP6 protocol with CN (Core
  • C0A used for communication is the C0A address of IPv6 obtained from FHA.
  • IPv6 packets communicating with CN and HA are carried in the MIP4 protocol on the IPv4 network.
  • the home agent communicates using the MIP 4 protocol, its H0A is TH0A, the COA is the IPv4 COA address obtained from the FA, and the H0A is the FHA I Pv4 address.
  • the apparatus for implementing bootstrap of a dual-stack node in a heterogeneous network is a H0RS (Switching Resource Server).
  • H0RS can exist independently, and AAA (Authentication Authorization
  • H0RS can also be integrated in the AAA server.
  • DSHORS can provide for the movement of dual-stack mobile nodes between MIPv6 and MIPv4 networks.
  • Change service manage the subscription information of the dual-stack mobile node, and provide authentication information, FHA address, target network subnet prefix, temporary home address and HAA for the switch between MIPv6 and MIPv4.
  • the schematic diagram of DSH0RS deployment in the network is shown in Figure 3.
  • HOME in Figure 3
  • DOMAIN represents the home domain
  • VISIT DOMAIN represents the visited domain
  • DS-SP represents the dual stack service provider.
  • scenario 1 is: a dual-stack node bootstraps on a foreign link in an IPV6 network
  • scenario 2 is: a dual-stack node in a foreign link in an IPV4 network Booting on.
  • the home network of the dual-stack node in scenario 1 and scenario 2 above is an IPV6 network.
  • FIG. 4 The schematic diagram of the dual-stack mobile node booting in the above scenario 1 is shown in Fig. 4.
  • the home network of the dual-stack mobile node is an MIPv6 network.
  • the dual-stack mobile node performs bootstrapping on the foreign link of the type MIPv6 network.
  • the dual-stack mobile node also obtains the address and related security parameters of the FHA accessing the network access MIPV4 type network. .
  • the specific processing process of obtaining the HA information and the gateway information of the FHA dual-stack mobile access service includes the following steps:
  • the MAH requests the DSH0RS of the management domain to provide the gateway address or domain name information of the FHA dual-stack mobile access service for the current ASP, and the MAH gives the HA address or domain name. Then, the MA H returns the authentication result of the gateway address or the domain name information, the HA address, or the domain name information of the FHA dual-stack mobile access service to the NAS.
  • Li performs DHCP process, to DHCP multicast
  • the address sends an Information Request message carrying the NAI of the MN.
  • the Request message carries the HA information obtained from the MAH and the gateway information of the FHA dual-stack mobile access service.
  • the DHCP server After receiving the above Information Request message, the DHCP server sends a DHCP message to the DHCP server.
  • the relay returns the gateway information carrying the FHA dual-stack mobile access service and the response message of the HA information, and the HA information may be the HA information obtained from the MAH or the local home agent configured by the ASP.
  • the relay forwards the received response message to MN, so that MN obtains the address information of the HA and the gateway information of the FHA dual-stack mobile access service.
  • MN obtains TH0A from FHA through the IKE-AUTH (Internet Key Exchange Protocol - Authentication Part) procedure of IKEv2 (Internet Key Exchange Protocol Version 2).
  • IKE-AUTH Internet Key Exchange Protocol - Authentication Part
  • the specific processing process of obtaining the HA information and the gateway information of the FHA dual-stack mobile access service may further include the following steps:
  • the MAH requests the DSHORS of the administrative domain to provide the gateway address or domain name of the FHA dual-stack mobile access service for the current ASP.
  • DSHORS provides the MAH with the gateway address or domain name of the FHA dual-stack mobile access service. DSHORS requests the allocation of TH0A from FHA, and FHA returns the assigned TH0A to DSHORS.
  • DSHORS returns the authentication result, the address or domain name of the HA, the address or domain name information of the FHA dual-stack mobile access service, and the TH0A returned by the FHA to the NAS.
  • the NAS returns the address of the HA returned by DSHORS, the address of the FHA, and TH0A, and returns the authentication result to Li.
  • the address sends an Information Request message carrying the NAI of the MN.
  • the request message carries the above-mentioned HA information derived from DSHORS and the FHA dual-stack mobile access service network. Off information.
  • the DHCP server After receiving the above Information Request message, the DHCP server sends DHCP to the DHCP server.
  • the relay returns a response message carrying the local address assigned by the ASP to the MN, the gateway information of the FHA dual-stack mobile access service, and the HA information.
  • the relay forwards the received response message to MN, so that the RADIUS obtains the local address assigned by the ASP, the address of the HA, and the gateway information of the FHA dual-stack mobile access service.
  • the specific processing process of obtaining the HA information and the gateway information of the FHA dual-stack mobile access service may further include the following steps:
  • the MAH requests the DSH0RS of the management domain to provide the gateway address or domain name of the FHA dual-stack mobile access service for the current ASP. At the same time, the MAH returns the given HA address or domain name, the gateway address or domain name of the FHA dual-stack mobile access service, and the authentication result to the NAS.
  • the address sends an Information Request message carrying the NAI of the MN.
  • the Request message carries the HA information obtained from the MAH and the gateway information of the FHA dual-stack mobile access service.
  • the server obtains the TH0A address that the MN needs to obtain according to the FHA information, and the DHCP server allocates the address from the associated configured address pool.
  • This step is another optional operation of step 604.
  • the NAS obtains the FHA information according to the authentication message, and forwards the FHA as the next DHCP server, and the FHA to the DHCP server (this DHCP server may not be the same as the previous DHCP server) Request TH0A address assignment. [69] 606.
  • the DHCP server After receiving the information Request message, the DHCP server returns, to the DHCP relay, a response that carries the local address assigned by the ASP to the MN, the gateway information of the FHA dual-stack mobile access service, the HA information, and the allocated TH0A address information. Message.
  • the relay forwards the received response message to MN, so that MN obtains the local address assigned by the ASP, the address of the HA, and the gateway information of the FHA dual-stack mobile access service, and the TH0A information.
  • the above process requires an extended option to carry the FHA address or domain name in the implementation.
  • the option can be extended in MA or DHCP.
  • the embodiment of the present invention does not limit the name and form of the option, but the option should be able to carry the address or domain name information of the FHA, and give an identification method that distinguishes whether the content of the option is an address or a domain name.
  • the home network is a dual-stack mobile node of the MIPv6 network that bootstraps on a foreign link of the type MIPv4 network.
  • a specific processing flow for obtaining the FHA address and the TH0A in the MIPv4 network is as shown in FIG. 5, and includes the following steps:
  • the NAS in the ASP parses the NAI of the MN, and authenticates the MN; according to the MN's NAI, the AAA's home domain is determined, and the A SP decides to request the DSHORS for authentication and switch resource information, such as the FHA address and domain name.
  • DSHORS provides the gateway address or domain name of the FHA dual-stack mobile access service. At the same time, DSHORS gives the address or domain name of the HA, and returns the given authentication result and the gateway address or domain name information of the FHA dual-stack mobile access service to the NAS.
  • the address sends an Information Request message carrying the NAI of the MN.
  • the Request message carries the above-mentioned HA information from the DSHORS and the gateway information of the FHA dual-stack mobile access service.
  • the DHCP server After receiving the above Information Request message, the DHCP server sends a DHCP message to the DHCP server.
  • the relay returns a response message carrying the local address assigned by the ASP to the MN, the gateway information of the FHA dual-stack mobile access service, and the HA information.
  • the relay forwards the received response message to MN, so that MN obtains the local address assigned by the ASP, the address of the HA, and the gateway information of the FHA dual-stack mobile access service.
  • FIG. 6 Another specific processing procedure for obtaining the FHA address and the TH0A in the MIPv4 network is as shown in FIG. 6, and includes the following steps:
  • the NAS in the ASP parses the NAI of the MN, and authenticates the MN; according to the MN's NAI, the AAA's home domain is requested, and the A SP decides to request the DSH0RS for authentication and switch resource information, such as the FHA address and domain name.
  • DSH0RS provides the gateway address or domain name of the FHA dual-stack mobile access service to the NAS. DSH0RS requests the allocation of TH0A to FHA, and FHA returns the assigned TH0A to DSH0RS.
  • the DSH0RS returns the given authentication result, the address or domain name of the HA, and the gateway address or domain name information of the TH0A and FHA dual-stack mobile access service returned by the FHA to the NAS.
  • the NAS returns the address of the HA, the address of the FHA, the TH0A and the authentication result given by the DSH0RS to the MN.
  • the address sends an Information Request message carrying the NAI of the MN.
  • the Request message carries the HA information obtained from the DSH0RS and the gateway information of the FHA dual-stack mobile access service.
  • the DHCP server After receiving the above Information Request message, the DHCP server sends DHCP to the DHCP server.
  • the relay returns a response message carrying the local address assigned by the ASP to the MN, the gateway information of the FHA dual-stack mobile access service, and the HA information.
  • DHCP DHCP
  • the relay forwards the received response message to MN, so that MN obtains the local address assigned by the ASP, the address of the HA, and the gateway information of the FHA dual-stack mobile access service.
  • FIG. 7 Another specific processing procedure for obtaining the FHA address and the TH0A in the MIPv4 network is as shown in FIG. 7, and includes the following steps:
  • the NAS in the ASP parses the NAI of the MN, and authenticates the MN; according to the MN's NAI, the AAA's home domain is requested, and the A SP decides to request the DSH0RS for authentication and switch resource information, such as the FHA address and domain name.
  • DSH0RS provides the gateway address or domain name of the FHA dual-stack mobile access service to the NAS. DSH0RS returns the given authentication result, HA address or domain name to the NAS.
  • the NAS returns the address of the HA, the address of the FHA, and the authentication result given by the DSH0RS to the MN.
  • the address sends an Information Request message carrying the NAI of the MN.
  • the Request message carries the HA information obtained from the DSH0RS and the gateway information of the FHA dual-stack mobile access service.
  • the server obtains the TH0A address required by MN according to the FHA information, and the DHCP server allocates the address from the address pool of the related configuration.
  • This step is another optional operation of step 905.
  • the NAS obtains the FHA information according to the authentication message, and forwards the FHA as the next DHCP relay, from the FHA to the DHCP server (this DHCP
  • the server may not be the same as the previous DHCP server) requesting TH0A address allocation.
  • the DHCP server After receiving the above Information Request message, the DHCP server sends DHCP to the DHCP server.
  • the relay returns a response message carrying the local address assigned by the ASP to the MN, the gateway information of the FHA dual-stack mobile access service, the HA information, and the allocated TH0A address information.
  • DHCP DHCP
  • the relay forwards the received response message to MN, so that MN obtains the local address assigned by the ASP, the address of the HA, the gateway of the FHA dual-stack mobile access service, and the TH0A information.
  • the foregoing technical solution provided by the embodiment of the present invention can be implemented by setting a DSH0RS (Dual Stack Switching Resource Server) logical network element, so that a dual-stack mobile node can be implemented in the I PV6. Bootstrap in the network and IPV4 networks.
  • the MIPv6 dual-stack mobile node can obtain the address and authentication information of the H0A and the HA when booting on the foreign link in the IPV6 network or in the MIPv4 type foreign network, and the FHA when the MIPv6 dual-stack mobile node traverses the IPV4 network.
  • Required parameters such as gateway address and TH0A.
  • the embodiments of the present invention can facilitate network operators to conduct and maintain services.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Appareil et procédé de mise en œuvre de l'amorce du nœud à double pile d'un réseau hétérogène, l'appareil comprenant principalement un HORS (serveur de ressources de transfert). Le procédé comprend principalement les étapes suivantes : le MN (nœud mobile) récupère les informations de passerelle du service d'accès mobile à double pile par FHA (agent extérieur) assuré par le DSHORS (serveur de ressources de transfert à double pile) par le biais du NAS (serveur d'accès au réseau), et récupère les informations de THOA (adresse temporaire de l'agent local) auprès du FHA. À l'aide de la présente invention, l'amorce du nœud mobile à double pile dans le réseau IPv6 et IPv4 peut être mise en œuvre.
PCT/CN2007/070086 2006-06-09 2007-06-06 Appareil et procédé de mise en œuvre de l'amorce du nœud en double pile d'un réseau hétérogène WO2007143950A1 (fr)

Applications Claiming Priority (2)

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CN2006100828101A CN101087242B (zh) 2006-06-09 2006-06-09 实现双栈节点在异构网络中自举的装置和方法
CN200610082810.1 2006-06-09

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KR100893059B1 (ko) * 2007-12-03 2009-04-15 에스케이 텔레콤주식회사 이기종 망간 핸드오버 시 패킷 서비스 방법 및 이를 위한이동통신 단말기
US20090290539A1 (en) * 2008-05-21 2009-11-26 Huawei Technologies, Co., Ltd. Method and apparatus for home agent address acquisition for IPv4 mobile nodes
CN101692674B (zh) * 2009-10-30 2012-10-17 杭州华三通信技术有限公司 双栈接入的方法和设备
CN102625279A (zh) * 2012-03-16 2012-08-01 中山大学 一种支持IPv4的分层移动IPv6的方法

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