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WO2008009239A1 - Procédé, appareil et système pour relocaliser un terminal dans un système de communication en mode repos - Google Patents

Procédé, appareil et système pour relocaliser un terminal dans un système de communication en mode repos Download PDF

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Publication number
WO2008009239A1
WO2008009239A1 PCT/CN2007/070289 CN2007070289W WO2008009239A1 WO 2008009239 A1 WO2008009239 A1 WO 2008009239A1 CN 2007070289 W CN2007070289 W CN 2007070289W WO 2008009239 A1 WO2008009239 A1 WO 2008009239A1
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WO
WIPO (PCT)
Prior art keywords
relocation
mobile
network entity
information
control unit
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/CN2007/070289
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English (en)
Chinese (zh)
Inventor
Changhong Shan
Jianjun Wu
Zhibin Lin
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
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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 WO2008009239A1 publication Critical patent/WO2008009239A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks

Definitions

  • the present invention relates to a technology for foreign agent relocation, and more particularly to a method, device and system for supporting a foreign agent relocation in a idle mode in a communication system.
  • the operation mode of the terminal can be divided into three types: The first type is the empty mode, that is, the power of the terminal is not turned on, and the terminal and the base station have no information contact; the second is the idle mode. That is, the power of the terminal has been turned on and has been camped in a cell but there is no call or data transmission service. Therefore, the terminal and the base station have information contact for the cell situation; the third is the connection mode, that is, the terminal is in a call or performs data. The status of the transmission service, where the terminal and the base station have information links for the situation of the cell and the transmission of the service.
  • the terminal can move from one mobile subnet to another regardless of the operating mode of the terminal.
  • the terminal roams through the mobile node to another communication subnet.
  • a router on the local network that is, an HA (Home Agent) can act as an anchor point for communicating with the mobile node.
  • the router acting as the connection point of the mobile node that is, an FA (external proxy) can provide the packet information sent from the HA to the mobile node.
  • a mobile subnet router which is the mobile node local (unchanged) ⁇ belongs to the network (local network
  • the agent whose task is to intercept the data packets sent to and from the mobile node when the mobile node leaves the local network to access a certain foreign network, and forwards the data packets to the forwarding node of the mobile node using tunnel technology.
  • H A is also responsible for maintaining the current location information of the mobile node.
  • the FA is located on a foreign network to which the mobile node is currently connected, and provides a routing service to the registered mobile node.
  • the FA is responsible for unpacking the original data packet, fetching the original data packet, and forwarding it to the mobile node.
  • FA can be used as the default router for registered mobile nodes.
  • the relocation of the foreign agent specifically means: When the terminal moves within the mobile subnet or between the mobile subnets, the terminal selects different mobile subnet routers for routing information processing.
  • the existing method of relocating the foreign agent is shown in Figure 1. The specific steps are as follows:
  • the new relay paging control unit or the new foreign agent or service access network gateway sends a location update request to the anchor paging control unit;
  • step 102 is performed; otherwise, Do anything.
  • the anchor paging control unit sends a relocation request to the proxy mobile IP client, the request containing the address of the new foreign agent.
  • Step 103 The proxy mobile IP client sends a relocation response to the anchor paging control unit.
  • the current serving base station of the terminal has not yet judged the validity of the request, so it is not appropriate to initiate the relocation request of the foreign agent by the anchor paging control unit in step 102.
  • the anchor paging control unit because the function of the anchor paging control unit is to save some session information of the terminal in the idle mode instead of the base station, that is, the paging control unit does not know the target foreign agent and target The current resource information of the data path, so the functions and protocols of the anchor paging control unit are not suitable as a unit for initiating a foreign agent migration request.
  • the location update request is sent to the new relay paging control unit. If the receiving end of the location update request information is the client mobile IP (address), in some cases, it is not necessary to perform step 102 and step 103. That is, no location update operation
  • the present invention provides a method, a device, and a system for relocating a terminal in an idle mode in a communication system, so that a foreign agent relocation can be implemented for a terminal in an idle mode, and a corresponding relocation operation process is more reasonable. .
  • An embodiment of the present invention provides a method for relocating a terminal in an idle mode in a communication system, including: [21] a first network entity sends a request message to a second network entity;
  • the second network entity After receiving the request message, the second network entity determines corresponding relocation parameter information, and returns a response message including relocation parameter information to the first network entity;
  • the first network entity performs relocation processing according to the relocation parameter information.
  • An embodiment of the present invention provides a relocation system for a terminal in an idle mode in a communication system, including: [25] initiating a relocation operation
  • a processing unit configured to be used by the first network entity, configured to send a request message to the second network entity;
  • the relocation parameter response processing unit is configured to be configured in the second network entity, configured to: after receiving the request message, determine corresponding relocation parameter information, and return information including relocation parameters to the first network entity.
  • Response message
  • the relocation processing unit is disposed in the first network entity, and is configured to perform a relocation operation according to the relocation parameter information returned by the relocation parameter response processing unit.
  • the embodiment of the invention provides a network device, including:
  • a processing unit configured to send a request message to the second network entity, requesting to obtain relocation parameter information
  • a relocation processing unit configured to perform a relocation operation according to the relocation parameter information returned by the second network entity.
  • An embodiment of the present invention provides a network device, including: a unit for receiving a request message sent by a first network entity, and a relocation parameter response processing unit, and:
  • the relocation parameter response processing unit is configured to: after receiving the request message for initiating a relocation operation
  • FIG. 1 is a method for implementing foreign agent relocation in the prior art
  • FIG. 2 is a schematic diagram of a specific implementation principle according to an embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of a specific implementation process of supporting a foreign agent relocation method in an idle mode in WiMAX according to an embodiment of the present invention
  • FIG. 4 is a schematic flowchart 1 of a specific implementation process of a paging control unit acquiring mobile IP type information in a method according to an embodiment of the present invention
  • FIG. 5 is a schematic flowchart 2 of a specific implementation process of the paging control unit acquiring mobile IP type information in the method according to the embodiment of the present invention
  • FIG. 6 is a schematic flowchart 3 of a specific implementation process of the paging control unit acquiring mobile IP type information in the method according to the embodiment of the present invention
  • FIG. 7 is a schematic diagram of an embodiment of an application in WiMAX according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a specific implementation of a system according to an embodiment of the present invention.
  • the present invention provides a method for relocating a terminal in an idle mode in a communication system, which mainly includes:
  • the first network entity sends a request message for initiating a relocation operation to the second network entity
  • the second network entity After receiving the request message for initiating the relocation operation, the second network entity determines the corresponding relocation parameter information, and returns a response message of the initiating relocation operation including the relocation parameter information to the first network entity;
  • the first network entity performs relocation processing according to the relocation parameter information.
  • the information carried in the request message for initiating the relocation operation may include: a foreign agent relocation indication, location information of the target data path function unit, and/or location information of the target foreign agent.
  • the relocation parameter information includes: a response result of the foreign agent relocation indication, location information of the proxy mobile IP, location information of the anchor data path function unit, and/or location of the foreign agent.
  • the process of performing relocation processing by the first network entity according to the relocation parameter information may include: determining, according to the relocation parameter information, that relocation is allowed, according to specific relocation parameter information. Perform a relocation operation; or, if it is determined that the relocation is not allowed according to the relocation parameter information, the relocation operation is not performed.
  • the process of performing the relocation operation according to the specific relocation parameter information may include: after the first network entity determines that the location update operation is completed, the bearer is sent according to the response message of the initiated relocation operation.
  • the information is sent to the proxy mobile IP client to send a relocation request message; after receiving the relocation request message sent by the first network entity, the proxy mobile IP client performs a relocation operation and returns a relocation response message to the first network entity.
  • the method may further include: the first network entity sending a session release request message to the anchor foreign agent or the anchor data path function unit; After the foreign agent or the anchor data path function unit performs the session release operation according to the received session release request message, the session release response message is replied to the first network entity.
  • the information carried in the session release response message may include: service quality assurance information and service flow information associated with the terminal.
  • the first network entity may include: a relay paging control unit, a target data path function unit, or a target foreign agent;
  • the second network entity may include: a new anchor Paging control unit or old anchor paging control unit or service access network gateway.
  • the method before the sending, by the first network entity, the request message for initiating the relocation operation to the second network entity, the method further includes: the operation of the second network entity acquiring the type of the mobile IP.
  • IP type information includes:
  • the paging control unit acquires the type of the mobile IP by using the mobile IP type information providing unit in the process of entering the idle mode; or
  • the terminal transmits a message containing the mobile IP type information to the new anchor paging control unit by the old anchor paging control unit.
  • the mobile IP type providing unit may specifically include: a data path function unit, a mobile IP field generation Rational, old paging control unit, authenticator, proxy mobile IP client, service access network gateway, relay paging control unit, context proxy and/or context server.
  • the process that the paging control unit obtains the type of the mobile IP by using the mobile IP type providing unit may specifically include:
  • the anchor paging control unit sends a mobile IP type request message of a type requesting to acquire a mobile IP to the anchor data path unit;
  • the anchor data path unit sends the type information including the mobile IP to the anchor paging control unit
  • the method before the old anchor paging control unit sends the message including the mobile IP type information to the new anchor paging control unit, the method further includes: the old paging The control unit transmits a mobile IP type request message to the mobile IP type storage unit, and the mobile IP type storage unit transmits the corresponding mobile IP type information to the old paging control unit through the mobile IP type response message.
  • the information carried in the mobile IP type request message may include: an indication of requesting mobile IP type information, a relocation request, and/or a foreign agent relocation request.
  • FIG. 2 A schematic diagram of a specific implementation principle of the embodiment of the present invention is shown in FIG. 2, and specifically includes:
  • Step 201 A relay paging control unit, a data path function unit or a target foreign agent as a first network entity sends a request message to a paging control unit as a second network entity;
  • the request message may include, but is not limited to, a foreign agent relocation indication, location information of the target data path function unit, and/or location information of the target foreign agent;
  • Step 202 The paging control unit as the second network entity sends a response message to the relay paging control unit, the data path function unit or the target foreign agent as the first network entity, and the response message carries the corresponding weight. Positioning parameter information;
  • the second network entity may be a new anchor paging control unit or an old anchor paging control unit, and may also be a serving access network gateway;
  • the relocation parameter information in the response message may include, but is not limited to, a response result of the foreign agent relocation indication (ie, a response result for the relocation request message, including allowing relocation or disallowing) Relocation), location information of the proxy mobile IP, location information of the anchor data path functional unit, and/or location information of the foreign agent.
  • the first network entity may perform a corresponding relocation process according to the relocation parameter information, where the relocation process specifically includes:
  • the relocation operation is performed according to specific relocation parameter information (ie, other parameters in the relocation parameter information);
  • the paging control unit as the second network entity may learn the type information of the mobile IP corresponding to the terminal from the mobile IP type providing unit, or may obtain the mobile IP of the terminal by other means. type. If the anchor paging control unit as the second network entity can know the type of the mobile IP in advance, it can receive the request of the foreign agent relocation sent by the new paging control unit or other control unit as the first network entity. And make a correct and reasonable response according to the type of mobile IP.
  • the anchor paging control unit as the second network entity may directly reject the relocation request of the foreign agent and send the reason for rejecting the relocation. a response message; if the type of the mobile IP is PMIP (Proxy Mobile IP), the anchor paging control unit as the second network entity includes the relocation request success, the location information of the proxy mobile IP client, and the anchor in the response message. Location information of the data path functional unit and/or location information of the foreign agent.
  • the second network entity learns that the type of the mobile IP is CMIP, it may further determine whether to perform a relocation operation according to the need, such as performing a relocation operation only after necessary, and the like.
  • the mobile IP type providing unit includes but is not limited to: a relay paging control unit as a first network entity, and an old paging control unit as a second network entity, and a serving access network gateway, Data path functional unit, authenticator, mobile IP foreign agent, proxy mobile IP client, context proxy and
  • Step 301 The MS (mobile station) transmits a location update request message, that is, a ranging request message RNG-REQ, to the relay paging control unit as the first network entity.
  • a location update request message that is, a ranging request message RNG-REQ
  • Step 302 The first network entity sends a location update request to the second network entity, which may specifically include the following two phases:
  • the relay paging control unit as the first network entity sends a location update request message (LU) to the new anchor paging control unit as the second network entity. Request);
  • LU location update request message
  • the new anchor paging control unit as the second network entity receives the location update request message sent by the relay paging control unit of the first network entity, the old anchor is used as the second network entity.
  • the paging control unit transmits a location update request message.
  • the location update request message may include an indication of requesting foreign agent relocation, location information of the target data path function unit, and/or location information of the target foreign agent, that is, the location update request message is also used as a
  • the request message for initiating the relocation operation, requesting the second network entity to determine the relocation parameter information specifically includes: whether the relocation operation can be initiated, and the information required during the relocation operation is initiated.
  • step 311 is continued; otherwise, after step 310 is performed, step 311 is not executed.
  • Step 303 The old anchor paging control unit, which is the second network entity, receives the location update request message sent by the relay paging control unit of the first network entity, and then connects to the anchor authenticator or the PMIP client. Send an information request message MS Info Request;
  • the information request message may include an indication requesting a foreign agent relocation as needed.
  • Step 304 After receiving the information request message sent by the old anchor paging control unit of the second network entity, the anchor authenticator sends an information response to the old anchor paging control unit as the second network entity. Message M
  • the information response message may include: a type of mobile IP, a proxy mobile IP The location information of the client and/or the response of the foreign agent relocation indication, and the like.
  • Step 305 The second network entity returns a location update response message to the first network entity, and the step corresponding to step 302 may include the following two phases:
  • the old anchor paging control unit as the second network entity sends a location update response to the new anchor paging control unit as the second network entity.
  • the new anchor paging control unit as the second network entity searches for the relay as the first network entity.
  • the call control unit sends a location update response message.
  • the location update response message may include, but is not limited to, included relocation parameter information as: Type of mobile IP
  • the relay paging control unit as the first network entity learns that the location update request message sent in step 302 is responded to by the location update response message sent in step 305, and is required to complete the location update operation. information.
  • Step 306 After receiving the location update response message sent by the old anchor paging control unit of the second network entity, the relay paging control unit as the first network entity sends a location update response message to the mobile station. That is, the ranging response message RNG-RSP.
  • Step 307 The first network entity sends a location update confirmation message to the second network entity, where the step mainly includes the following two phases:
  • the relay paging control unit as the first network entity sends a new anchor as the second network entity.
  • the paging control unit sends a location update confirmation message LU Confirm;
  • the location update confirmation message may include an indication of success or failure of receiving the foreign agent relocation information completed in step 305.
  • Step 308 After receiving the location update acknowledgement message sent by the relay paging control unit of the first network entity, the old anchor paging control unit as the second network entity sends a message confirmation to the anchor authenticator. Message MS Info Ack;
  • the information confirmation message may include an indication of success or failure of receiving the foreign agent relocation information completed in step 305.
  • Step 309 After receiving the location update response message sent by the relay paging control unit of the first network entity, the new anchor paging control unit as the second network entity sends the foreign agent to the anchor data path unit. Send information request message MS Info
  • Step 310 After receiving the information request message sent by the new anchor paging control unit of the second network entity, the foreign agent anchoring the data path unit sends a new anchor paging control unit as the second network entity. Send a message response message MS Info Response.
  • Step 311 After receiving the location update response message sent by the old anchor paging control unit of the second network entity, the relay paging control unit as the first network entity moves to the anchor authenticator or the proxy. IP client sends R3 relocation request message R3 Relocate
  • Step 312 After receiving the R3 relocation request message sent by the relay paging control unit of the first network entity, the anchor authenticator or the proxy mobile IP client searches for the relay as the first network entity. The call control unit replies with the R3 Relocation Response message R3 Relocate Response.
  • Step 313 After receiving the R3 relocation response message sent by the proxy mobile IP client, the relay paging control unit as the first network entity performs standard between the target foreign agent, the proxy mobile IP client, and the home agent. Mobile IP registration MIP-RRQ/MIP-RRP processing, of course, other non-standard mobile IP registration processing can also be performed.
  • Step 314 Standard Mobile IP between the target foreign agent, the proxy mobile IP client, and the home agent After registration is complete, the proxy mobile IP client sends an R3 Relocation Confirmation message R3 Relocate Confirm to the target foreign agent acting as the target data path functional unit of the first network entity.
  • Step 315 After receiving the R3 relocation confirmation message sent by the proxy mobile IP client, the target foreign agent as the target data path function unit of the first network entity sends the anchor data path function unit or the anchor foreign agent.
  • R3 session release request message R3 Session Release
  • Step 316 After the anchor data path function unit or the anchor foreign agent receives the R3 session release request message sent by the target foreign agent as the target data path function unit of the first network entity, perform a corresponding session release operation. And replying to the target foreign agent acting as the target data path function unit of the first network entity, the R3 session release response message R3 Session Release
  • the R3 session release response message may include, but is not limited to, including service quality assurance information, service flow information, and the like associated with the terminal.
  • Step 317 After receiving the R3 session release response message sent by the anchor data path function unit or the anchor foreign agent, the target foreign agent as the target data path function unit of the first network entity sends the R3 session release response message to the second network entity.
  • the anchor paging control unit sends a location report message Context
  • Step 318 After receiving the location report message sent by the target foreign agent as the target data path function unit of the first network entity, the anchor paging control unit as the second network entity updates the foreign agent of the corresponding terminal and And/or anchoring the location information of the data path functional unit and transmitting a location report response message Context Report Ack to the target foreign agent acting as the target data path functional unit of the first network entity.
  • the foregoing specific implementation manner is a method for supporting foreign agent relocation in an idle mode in a WiMAX network, but whether a relocation operation for a foreign agent is required, and the type of the mobile IP can be determined before performing relocation of the foreign agent. determine.
  • Specific embodiments of the embodiments of the present invention are respectively described below. The specific manner of obtaining the mobile IP type information corresponding to the terminal is described in detail.
  • FIG. 4 The first specific implementation of the mobile IP type information determination for entering the idle mode in the WiMAX network according to the embodiment of the present invention is as shown in FIG. 4, specifically:
  • Step 401 The mobile station sends an incoming idle mode request message to the relay paging control unit or the serving access network gateway as the first network entity.
  • Step 402 After receiving the idle mode request message sent by the mobile station, the relay paging control unit or the serving access network gateway as the first network entity sends an anchor paging control unit as the second network entity. Sends an idle mode request message.
  • relay paging control unit or the service access network gateway as the first network entity can determine the determination of the movement
  • the type information of the IP, the incoming idle mode request message may include the type information of the corresponding mobile IP.
  • Step 403 The anchor paging control unit, which is the second network entity, receives the idle mode request message sent by the relay paging control unit or the serving access network gateway of the first network entity, and then anchors The authenticator or proxy mobile IP client sends an information request message to obtain information about the mobile station that is needed by the authenticator;
  • the information request message may include an indication of requesting type information of the mobile IP, so as to obtain the type information of the corresponding mobile IP from the anchor authenticator or the proxy mobile IP client.
  • Step 404 After the anchor authenticator or the proxy mobile IP client receives the information request message sent by the anchor paging control unit of the second network entity, the anchor paging control is performed as the second network entity. The unit sends an information response message;
  • the information response message may include the type information of the corresponding mobile IP to ensure that the second network entity can obtain Corresponding mobile type information.
  • Step 405 After receiving the information response message sent by the anchor authenticator or the proxy mobile IP client, the anchor paging control unit, which is the second network entity, performs relay paging control as the first network entity.
  • the unit or the service access network gateway sends an idle mode response message;
  • the idle mode response message may include indication information that the type information of the mobile IP is successfully received or failed.
  • Step 406 After receiving the idle mode response message sent by the anchor paging control unit of the second network entity, the relay paging control unit or the serving access network gateway as the first network entity sends the idle mode response message to the mobile station. Send an idle mode response message.
  • Step 407 After receiving the information response message sent by the proxy mobile IP client, the anchor paging control unit, which is the second network entity, sends an information request message to the anchor data path unit to inform the mobile station that the mobile station is idle. Mode, and notifying the location information of the anchor paging control unit as the second network entity; [125] the information response message may include an indication of requesting type information of the mobile IP, so that the second network entity can obtain Corresponding mobile type information.
  • Step 408 After receiving the information request message sent by the anchor paging control unit of the second network entity, the anchor data path unit sends an information response message to the anchor paging control unit as the second network entity.
  • the information response message may include type information of the mobile IP.
  • Step 409 After the anchor paging control unit that is the second network entity receives the information message sent by the anchor data path unit, the data path is removed from the relay paging control unit as the first network entity. operating.
  • step 402 In the process shown in FIG. 4, by step 402, and / or, steps 403 and 404, and / or, step 4
  • the anchor paging control unit as the second network entity can obtain the type information of the corresponding mobile IP and save it in the location register.
  • FIG. 5 A second specific implementation of the mobile IP type information determination for entering the idle mode in the WiMAX network according to the embodiment of the present invention is as shown in FIG. 5, specifically:
  • Step 501 The mobile station sends an idle mode request message to the anchor paging control unit or the serving access network gateway as the second network entity.
  • Step 502 After receiving the idle mode request message sent by the mobile station, the anchor paging control unit or the serving access network gateway, which is the second network entity, sends the message to the anchor authenticator or the proxy mobile IP client. Information request message to obtain the information related to the mobile station that it needs;
  • the information request message may include an indication of requesting type information of the mobile IP, so as to obtain the type information of the corresponding mobile IP from the anchor authenticator or the proxy mobile IP client.
  • Step 503 After the anchor authenticator or the proxy mobile IP client receives the information request message sent by the anchor paging control unit or the serving access network gateway as the second network entity, the second network entity is used as the second network entity.
  • the anchor paging control unit or the serving access network gateway sends an information response message;
  • the information response message may include the type information of the mobile IP, so that the second network entity can obtain the corresponding mobile IP. Type information.
  • Step 504 After receiving the information response message sent by the anchor authenticator or the proxy mobile IP client, the anchor paging control unit or the serving access network gateway, which is the second network entity, sends the information to the mobile station to enter the idle state. Mode response message.
  • Step 505 After the anchor paging control unit or the serving access network gateway as the second network entity receives the information response message sent by the anchor authenticator or the proxy mobile IP client, the anchor data path unit is connected to the anchor data path unit. An information request message is sent to inform the mobile station of entering the idle mode and to inform it of the location information of the anchor paging control unit as the second network entity.
  • the information request message may include indication information of a type of requesting the mobile IP, so that the anchor data path unit or the foreign agent provides the second mobile network entity with a corresponding type of the mobile IP.
  • Step 506 After the anchor data path unit receives the information request message sent by the anchor paging control unit or the serving access network gateway of the second network entity, the anchor paging control is performed as the second network entity.
  • the unit or service access network gateway sends an information response message.
  • the anchor data path unit can determine the type of the mobile IP
  • the information response message may include the type of the mobile IP.
  • Step 507 After the anchor paging control unit or the serving access network gateway as the second network entity receives the information response message sent by the anchor data path unit, the anchor paging control unit or the service access network gateway is anchored. The data path is removed from the anchor data path unit.
  • the anchor paging control unit as the second network entity can obtain the type information of the corresponding mobile IP and save it in the location register.
  • Step 601 The mobile station sends a location update request message to the relay paging control unit as the first network entity.
  • Step 602 After receiving the location update request message sent by the mobile station, the relay paging control unit as the first network entity sends a location update request message to the new anchor paging control unit as the second network entity.
  • Step 603 After the new anchor paging control unit as the second network entity receives the location update request message sent by the relay paging control unit of the first network entity, the old anchor is used as the second network entity.
  • the paging control unit sends a location update request message;
  • the location update request message may include an indication of requesting mobile IP type information.
  • Step 604 After receiving the location update request message sent by the new anchor paging control unit of the second network entity, the old anchor paging control unit as the second network entity sends information to the anchor authenticator. Request message
  • the information request message may include an indication of requesting mobile IP type information.
  • Step 605 After receiving the information request message sent by the old anchor paging control unit of the second network entity, the anchor authenticator sends an information response to the old anchor paging control unit as the second network entity. Message
  • the information response message may include the corresponding mobile IP type.
  • Step 606 After receiving the information response message sent by the anchor authenticator, the old anchor paging control unit, as the second network entity, sends a location update to the new anchor paging control unit as the second network entity.
  • Response message After receiving the information response message sent by the anchor authenticator, the old anchor paging control unit, as the second network entity, sends a location update to the new anchor paging control unit as the second network entity.
  • the old anchor paging control unit as the second network entity knows the type of mobile IP used by the mobile station, the type of the mobile IP may be included in the location update response message, such that the new The anchor paging control unit can learn the type information of the corresponding mobile IP.
  • Step 607 The new anchor paging control unit, as the second network entity, receives the location update response message sent by the old anchor paging control unit of the second network entity, and then acts as the first network entity.
  • a location update response message is sent following the paging control unit.
  • Step 608 The relay paging control unit as the first network entity receives the new as the second network entity. After the location update response message sent by the paging control unit is anchored, a location update response message is sent to the mobile station.
  • Step 609 After receiving the location update response message sent by the new anchor paging control unit of the second network entity, the relay paging control unit as the first network entity sends a new anchor as the second network entity. The paging control unit sends a location update confirmation message.
  • Step 610 After the new anchor paging control unit as the second network entity receives the location update acknowledgement message sent by the relay paging control unit of the first network entity, the old anchor is used as the second network entity.
  • the paging control unit sends a location update confirmation message;
  • the location update confirmation message may include, but is not limited to, indication information including success or failure of receiving the mobile IP type information, to indicate whether the relay paging control unit successfully obtains the type information of the mobile IP.
  • Step 611 After receiving the location update confirmation message sent by the new anchor paging control unit of the second network entity, the old anchor paging control unit as the second network entity sends information to the anchor authenticator. Confirmation message
  • the information confirmation message may include an indication of success or failure of receiving the mobile IP type information.
  • the new anchor paging control unit may further obtain the type information of the corresponding mobile IP by using the following steps 612 and 613, which specifically includes:
  • Step 612 After receiving the location update response message sent by the relay paging control unit of the first network entity, the new anchor paging control unit as the second network entity sends an information request to the anchor data path unit. a message to inform the location of the new paging control unit of the foreign agent anchoring the data path unit; [163] the information request message may include an indication requesting mobile IP type information.
  • Step 613 After receiving the information request message sent by the new anchor paging control unit of the second network entity, the foreign agent anchoring the data path unit sends a new anchor paging control unit as the second network entity. Send a message response message;
  • the information response message may include type information of the mobile IP, so that the new paging control unit acquires the type information of the corresponding mobile IP.
  • step 602 and step 607 may be omitted;
  • the new relay paging control unit of the network entity is in the same position as the old relay paging control unit as the first network entity On the same physical entity, step 603 and step 606 may be omitted.
  • FIG. 7 Another embodiment of the application of the embodiment of the present invention in WiMAX, as shown in FIG. 7, may specifically include:
  • Step 701 The terminal initiates a location update process and completes the location update.
  • Step 702 The new foreign agent (ie, the target foreign agent) sends a request for information to the anchor paging controller as the second network entity as the first network entity, and the new foreign agent can be set with the relay paging controller.
  • the new foreign agent ie, the target foreign agent
  • the relay paging controller discovers the current terminal.
  • FA/ Anchor DPF anchor data channel function
  • the FA/Anchor that needs to be the terminal is determined according to a predetermined rule or condition.
  • DPF migrates to the ASN where the current relay paging controller is located.
  • the relay paging controller needs to send an information request to the anchor paging controller of the terminal, requesting the current FA information of the terminal (ie, the old FA) and the current MIP mode (PMIP/CMIP) of the terminal, etc.
  • the information of the current FA may be an identifier or address information of the FA.
  • the rule or condition for determining the current FA of the migration terminal may include: Network configuration When the location is updated, the ASN where the terminal is currently located is found.
  • GW is not a terminal initiated location update, ASN directly connected to the serving BS (base station)
  • the UE is required to migrate the FA of the terminal to the ASN GW (that is, the ASN GW where the relay paging controller is located); or, the network sets whether to perform the FA migration in the idle mode for different MIP modes, for example, for PMIP.
  • the terminal of the mode does the FA migration, and the terminal of the CMIP mode does not migrate; and so on.
  • Step 703 The anchor paging controller responds to the relay paging controller/new foreign agent (ie, the same entity device that includes the relay paging controller and the new foreign agent), that is, returns a response
  • the response carries the information of the current FA of the terminal (for example, the identifier/address information of the FA) and the current MIP mode (PMIP/CMIP) of the terminal.
  • Step 704 New FA/Anchor DPF to the terminal original FA/Anchor
  • the DPF initiates a message triggered by the FA migration to request the information needed for the new FA/Anchor DPF migration.
  • Step 705 Original FA/Anchor
  • the DPF After the DPF receives the request, if it is determined that the migration is allowed, then to the new FA/Anchor The DPF replies to the FA migration request message, which carries the FA/Anchor
  • the information required for the mobile may specifically include, but is not limited to, at least one of the following information.
  • DHCP Dynamic Host Configuration Protocol
  • DHCP proxy information
  • MIP related information such as HA address, etc.
  • terminal MIP mode information terminal current anchor authenticator / proxy mobile IP client (Anchor Authenticator/MIP)
  • the DPF After receiving the information required for the migration, the DPF initiates a FA migration/MIP re-registration request to the terminal's current anchor authenticator/proxy mobile IP client to request that the terminal be migrated from the current FA to the new FA.
  • Step 707 The proxy mobile IP client initiates a mobile IP registration request to the new FA, and the request message carries standard RRQ (re-registration request) information and MlP key (MIP key) related information;
  • Step 708 The new FA processes the mobile IP registration request, and further transmits the mobile IP registration request to the home agent HA of the terminal (ie, the home agent) to perform the registration operation.
  • Step 709 The home agent of the terminal processes the mobile IP registration request, completes the registration of the mobile IP, and returns a mobile IP registration response message to the new FA.
  • Step 710 The new FA replies to the Mobile IP Registration Response message to the Anchor Authenticator/Proxy Mobile IP Client, indicating that the Mobile IP registration is complete, the new FA migration is completed, and the Anchor Authenticator/Proxy Mobile IP The client updates its saved information, such as FA information, according to the received response message.
  • Step 711 The new FA replies to the FA original response message to the terminal FA, indicating that the FA migration is complete, the new F
  • A will work so that the original FA deletes the information about the terminal it saved after receiving the message.
  • Anchor paging controller sends a location report message, updates the FA/Anchor saved in the Anchor PC
  • FIG. 18 A specific implementation structure diagram of a relocation system of a terminal in an idle mode in a communication system according to an embodiment of the present invention is as shown in FIG.
  • the unit is configured in the first network entity, configured to send a relocation request message to the second network entity, to request the second network entity to provide corresponding relocation parameter information, such as whether a relocation operation is possible, and The location information of the entity such as the proxy mobile IP client required during the relocation operation;
  • the unit is configured in the second network entity, configured to: after receiving the relocation request message, determine corresponding relocation parameter information, and return a relocation including relocation parameter information to the first network entity.
  • Response message
  • the unit is configured in the first network entity, and is configured to perform a relocation operation according to the relocation parameter information, where the relocation processing unit may specifically include:
  • a relocation initiation unit configured to send, after the location update operation is completed, a relocation request message to the proxy mobile IP client according to the relocation parameter information
  • the relocation operation unit is configured to be configured by the proxy mobile IP client, configured to perform a relocation operation after receiving the relocation request message sent by the first network entity, and reply the relocation response message to the first network entity.
  • the system described in the embodiment of the present invention may further include a session release initiating unit and a session release processing unit, where:
  • a session release initiating unit configured in the first network entity, configured to send a session release request message to the anchoring foreign agent or the anchor data path function unit;
  • the session release processing unit is configured to be configured in the anchor foreign agent or the anchor data path function unit, and configured to: after the session release operation is performed according to the received session release request message, return a session release response message to the first network entity.
  • the relocation parameter response processing unit may determine corresponding relocation parameter information according to the type of the mobile IP, such as determining whether a relocation operation can be performed, etc.
  • the system described may also include a mobile IP type acquisition unit, namely: [198]
  • the mobile IP type obtaining unit is configured in the second network entity, configured to acquire a type of the mobile IP by using the mobile IP type providing unit in the process of entering the idle mode; or, performing location update and paging In the process of relocating the control unit, it is used to obtain the type of mobile IP from the old anchor paging control unit.
  • the mobile IP type providing unit includes: a data path function unit, a mobile IP foreign agent, an old paging control unit, an authenticator, a proxy mobile IP client, a service access network gateway, and a relay. Paging control unit, context agent, and/or context server.
  • the first network entity includes: a relay paging control unit, a target data path function unit, or a target foreign agent;
  • the second network entity includes: Anchored paging control unit or old anchored paging control unit.
  • the relay paging control unit after the paging control unit acquires the type of the mobile IP, the relay paging control unit sends a relocation request message including the foreign agent relocation indication and the information to the paging control unit, The paging control unit transmits a relocation response message including the foreign agent relocation response and information to the relay paging control unit.
  • the embodiment of the present invention specifically initiates a relocation operation by the relay paging control unit or the target foreign agent or target data path function, thereby avoiding the problem caused by the anchor paging control unit to initiate the relocation operation.
  • the paging control unit is enabled to obtain the type of the mobile IP, and can determine the validity of the received relocation request message according to the mobile IP type information and the legality of the relocation request message, thereby Therefore, it is possible to accurately determine whether the paging control unit needs to initiate a relocation request message, and ensure the validity of the relocation response message sent by the paging control unit, thereby avoiding unnecessary relocation operations initiated by the system and improving the reliability of the system operation. , saving running resources.

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

Abstract

L'invention concerne un procédé, un appareil et un système pour relocaliser un terminal dans un système de communication en mode repos. Selon ledit procédé, la première entité de réseau envoie un message de demande à la deuxième entité de réseau; la deuxième entité de réseau détermine les informations de paramètres de relocalisation correspondantes après réception du message de demande et renvoie à la première entité de réseau un message de réponse contenant lesdites informations de paramètres de relocalisation; la première entité de réseau exécute l'opération de relocalisation conformément aux informations de paramètres de relocalisation.
PCT/CN2007/070289 2006-07-12 2007-07-12 Procédé, appareil et système pour relocaliser un terminal dans un système de communication en mode repos Ceased WO2008009239A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2006100987432A CN101106801A (zh) 2006-07-12 2006-07-12 一种通信系统中空闲模式下终端的重定位方法及系统
CN200610098743.2 2006-07-12

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WO2008009239A1 true WO2008009239A1 (fr) 2008-01-24

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WO (1) WO2008009239A1 (fr)

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CN101860930B (zh) * 2009-04-07 2012-09-05 中兴通讯股份有限公司 一种移动通信系统中的重定位方式
CN102811277A (zh) * 2011-05-31 2012-12-05 比亚迪股份有限公司 一种移动终端及其管理共享资源的方法

Citations (4)

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WO2004017551A2 (fr) * 2002-08-15 2004-02-26 Thomson Licensing S.A. Technique de transfert en douceur d'un utilisateur de terminal mobile entre un reseau telephonique sans fil et un rle sans fil
WO2006045983A1 (fr) * 2004-10-27 2006-05-04 France Telecom Procede d'interception de requêtes de redirection http, systeme et dispositif serveur pour la mise en oeuvre de ce procede
CN1780469A (zh) * 2004-11-19 2006-05-31 华为技术有限公司 一种空闲模式下防止消息重放攻击的方法
CN1794873A (zh) * 2005-08-24 2006-06-28 华为技术有限公司 一种位置更新控制方法

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Publication number Priority date Publication date Assignee Title
WO2004017551A2 (fr) * 2002-08-15 2004-02-26 Thomson Licensing S.A. Technique de transfert en douceur d'un utilisateur de terminal mobile entre un reseau telephonique sans fil et un rle sans fil
WO2006045983A1 (fr) * 2004-10-27 2006-05-04 France Telecom Procede d'interception de requêtes de redirection http, systeme et dispositif serveur pour la mise en oeuvre de ce procede
CN1780469A (zh) * 2004-11-19 2006-05-31 华为技术有限公司 一种空闲模式下防止消息重放攻击的方法
CN1794873A (zh) * 2005-08-24 2006-06-28 华为技术有限公司 一种位置更新控制方法

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