WO2012146093A1 - Procédé et système destinés à réaliser un traitement de service - Google Patents

Procédé et système destinés à réaliser un traitement de service Download PDF

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Publication number
WO2012146093A1
WO2012146093A1 PCT/CN2012/072331 CN2012072331W WO2012146093A1 WO 2012146093 A1 WO2012146093 A1 WO 2012146093A1 CN 2012072331 W CN2012072331 W CN 2012072331W WO 2012146093 A1 WO2012146093 A1 WO 2012146093A1
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WO
WIPO (PCT)
Prior art keywords
terminal
apn
base station
csg
pdn connection
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Application number
PCT/CN2012/072331
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English (en)
Chinese (zh)
Inventor
梁爽
王静
周娜
霍玉臻
雷小燕
Original Assignee
中兴通讯股份有限公司
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Publication of WO2012146093A1 publication Critical patent/WO2012146093A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/02—Access restriction performed under specific conditions

Definitions

  • the present invention relates to the field of communications, and in particular, to a method and system for implementing service processing. Background technique
  • FIG. 1 shows a schematic structural diagram of an evolved packet domain system.
  • the entire EPS system is divided into two parts: a radio access network and a core network.
  • the core network includes a Home Subscriber Server (HSS), a Mobility Management Entity (MME), a Serving GPRS Support Node (SGSN), and a policy charging rule function.
  • HSS Home Subscriber Server
  • MME Mobility Management Entity
  • SGSN Serving GPRS Support Node
  • PCRF Charging Rule Function
  • S-GW Serving Gateway
  • PDN Gateway Packet Data Gateway
  • P-GW Packet Data Network
  • the HSS contains all the functions of the Home Location Register (HLR), which is the permanent storage location of the user's subscription data, and is located in the home network to which the user subscribes.
  • HLR Home Location Register
  • the mobility management entity is the location where the user subscription data is stored in the current network, and is responsible for the non-access layer signaling management of the user equipment (terminal) to the network, the security verification function of the terminal, the mobility management of the terminal, and the user idle mode. Tracking and paging management functions and bearer management.
  • the SGSN is a service support point for GERAN (GSM EDGE Radio Access Network, GSM Radio Access Network) and UTRAN (UMTS Terrestrial Radio Access Network) user access core network, and is similar in function to the mobility management entity. Responsible for user location update, paging management, and bearer management.
  • GSM EDGE Radio Access Network GSM Radio Access Network
  • UTRAN UMTS Terrestrial Radio Access Network
  • the service gateway is the gateway of the core network to the wireless system, and is responsible for the user plane of the terminal to the core network. Bearer, data buffer in terminal idle mode, network side initiates service request function, lawful interception and packet data routing and forwarding function; service gateway is responsible for counting user terminal using wireless network, and generating terminal using wireless network CDR Give the billing gateway.
  • the packet data gateway is a gateway of the evolved system and the external packet data network of the system. It is connected to the Internet and the packet data network, and is responsible for the Internet Protocol (IP) address allocation, charging function, packet filtering, and policy of the terminal. Control and other functions.
  • IP Internet Protocol
  • the GPRS Gateway Support Node supports the edge routing function of the GPRS network. That is, the GGSN is responsible for routing and forwarding data of the GPRS network, and protecting the integrity of the GPRS network data through the firewall and filtering functions.
  • the GGSN also has a billing function.
  • the PGW contains all the functions of the GGSN, and the GGSN can be considered as a sub-function of the PGW and embedded in the PGW. Therefore, the SGSN can connect directly to the PGW and use the Gn/Gp interface.
  • the packet data network is the operator's IP service network, which provides IP services to users through the carrier's core network.
  • the policy charging rule function entity is a server responsible for providing rules for charging control, online credit control, threshold control, and quality of service (QoS) policies in an evolved system.
  • the radio access network is composed of an evolved base station (E-UTRAN NodeB, eNB) and a 3G radio network controller (RNC), which is mainly responsible for transmitting and receiving wireless signals, and communicating with the terminal through the air interface to manage the air interface. Radio resources, resource scheduling, access control.
  • E-UTRAN NodeB evolved base station
  • RNC 3G radio network controller
  • a home base station (Home NodeB, ⁇ ) or an evolved Home eNodeN (HeNB) is a type of small, low-power base station that is deployed as a dedicated resource for certain users in private places such as homes, groups, companies, or schools. Use, mainly to give users Provide higher service rates and reduce the cost of using high-rate services while making up for the deficiencies of existing distributed cellular wireless communication systems.
  • the home base station can be applied in a 3G or LTE (Long Term Evolution) mobile communication network.
  • a new network element that is, a home base station gateway, is introduced in the network.
  • the main functions of the home base station gateway are: verifying the security of the home base station, performing maintenance and management on the operation of the home base station, configuring and controlling the home base station according to the operator's requirements, and exchanging data information of the core network and the home base station.
  • the home base station has different access modes, namely closed mode, mixed mode and open mode.
  • the home base station configures a CSG (closed subscriber group) identifier.
  • the mobility management unit needs to verify the CSG subscription information of the user.
  • the home base station can also support local IP access functions. Under the condition that the home base station has local IP access capability and the user subscribes to allow local IP access, the user can implement the user in the home network. Local access to other IP devices or the Internet. Through the local access function, the Internet data service can be offloaded, the core network load can be reduced, and the access to the home network device can be forwarded without the core network, and the data transmission is convenient and efficient.
  • the local IP access function can also be used on the macro cell. The main purpose is similar to that of the home base station. More is the application of the local IP access to the Internet. The purpose is to reduce the core network load.
  • Figure 2 shows the architecture for implementing the above-mentioned local access function.
  • the local gateway serves as a local network that accesses an external network (such as the Internet), and provides address allocation, accounting, packet filtering, policy control, data offloading, and NAS (Non-Access-Stratum).
  • RANAP Radios Access Network Application Part
  • NAT Network Address Translation
  • the local gateway can also access the internal network, that is, to achieve different scopes within the jurisdiction of the local gateway. Inter-terminal, and mutual visits to the internal network.
  • the local gateway can also be deployed in conjunction with existing home base stations during actual deployment.
  • the local gateway can also be deployed jointly with the base station or separately as a separate network element.
  • the local gateway implements the internal network access function, in order to ensure the privacy of the internal network, the terminal accessing the internal network needs to be verified.
  • the mobility management unit including the MME and the SGSN
  • the local service can be accessed only when a specific CSG accesses a specific APN (Access Point Name).
  • the terminal if the APN connection initiated by the terminal is rejected by the network, if the network determines that the PDN connection establishment or the PDP context establishment request of the terminal to an APN is unacceptable according to the subscription information, the terminal is rejected and a notification is returned to indicate the subscription. Not allowed. In this case, the terminal may not initiate a connection to the APN subsequently; however, since the disallowing is actually only related to a specific area, that is, other home base stations may allow the terminal to establish a connection, the above notification is likely As a result, the terminal considers that the APN is unusable, and therefore does not initiate a PDN connection to the APN, and the service of the terminal cannot be used normally. Summary of the invention
  • the main object of the present invention is to provide a method and system for implementing service processing to prevent the terminal from using the service that can be used normally.
  • a method of implementing business processing including:
  • the terminal When it is judged that the current closed subscriber group CSG does not allow the terminal to establish a connection to the access point name APN, the terminal is notified of the situation.
  • the method for notifying the terminal is:
  • the reason for the rejection and/or the reason for the deactivation is sent to the terminal to indicate that the connection to the APN is not allowed to be established at the current CSG.
  • the method for implementing the reason for rejection and the cause of deactivation is:
  • the duration of the terminal timer is also notified.
  • the terminal starts a timer according to the received timer duration, and confirms that the packet data gateway PDN connection request/activation PDP context request is not sent to the APN before the timer expires.
  • the method further includes:
  • the terminal After receiving the notification, the terminal confirms that the CDN does not initiate a PDN connection request/activation PDP context request to the APN;
  • the terminal adds the currently accessed CSG to the requested CSG list that is not allowed by the APN;
  • the method further includes:
  • the terminal After successfully establishing a connection to the APN in the CSG in the CSG list that is not allowed by the APN, the terminal deletes the CSG from the CSG list that is not allowed by the APN.
  • the execution subject of the determining operation is a mobility management unit
  • the network environment in which the determining operation is performed is: the terminal has been registered in the network from the long-term evolution LTE, and initiates a PDN connection request to the APN through a common base station or a home base station; the base station is a home evolved base station HeNB or an evolved base station eNB
  • the mobility management unit is a mobility management entity MME, and the MME notifies the terminal to the terminal by using a PDN connection reject message; or, the terminal has been registered from the UTRAN into the network, and passes through the ordinary base station, or
  • the home base station initiates an activation PDP context request to the APN;
  • the base station is a home base station HNB or a normal base station NB, and the mobility management unit is a serving GPRS support node SGSN, and the SGSN notifies the terminal to the terminal by activating a PDP context reject message;
  • the terminal requests to initiate a PDN connection request to the APN through the normal base station or the home base station in the process of attaching;
  • the base station is the HeNB or the eNB, and the mobility management unit is the MME, and the MME uses the attach reject message to describe the situation.
  • the attach reject message to describe the situation.
  • the terminal has been registered from the UMTS to the network, and the terminal has established a PDP context to the APN; subsequently, due to the subscription change, or moving to a cell that is not allowed to establish the PDP context of the APN, the PDP context deactivation process is triggered;
  • the base station is an HNB or an NB
  • the mobility management unit is an SGSN, and the SGSN notifies the terminal to the terminal by deactivating the PDP context request;
  • the terminal has been registered from the LTE to the network, and the terminal has established a PDN connection to the APN; subsequently, due to the subscription change, or moving to a cell that is not allowed to establish the PDN connection of the APN, the PDN connection release procedure is triggered;
  • the mobility management unit is an MME, and the MME notifies the terminal of the situation by deactivating the EPS bearer context request.
  • a system for implementing a service process comprising: a notification triggering unit, and a notification execution unit; wherein the notification triggering unit is configured to determine that the current CSG does not allow the terminal to establish a connection to the APN;
  • the notification execution unit is configured to notify the terminal of the situation determined by the notification trigger unit.
  • the notification execution unit when the notification execution unit notifies the terminal, it is used to:
  • the reason for the rejection and/or the reason for the deactivation is sent to the terminal to indicate that the connection to the APN is not allowed to be established at the current CSG.
  • the notification execution unit is configured to: when the reason for the rejection or the cause of the deactivation is implemented: This is achieved by increasing the value of the current information element cause, either by adding a new information element, or by combining the cause in the existing information element and adding a new information element.
  • the notification triggering unit is further configured to notify the duration of the terminal timer when it is determined that the current CSG does not allow the terminal to establish a connection to the APN.
  • the terminal is configured to: according to the received timer duration start timer, confirm that the PDN connection request/activation PDP context request is not sent to the APN before the timer expires.
  • the terminal is further configured to:
  • a PDN connection request/activation PDP context request to the APN is initiated at the CSG.
  • the terminal is further configured to:
  • the CSG After successfully establishing a connection to the APN under the CSG in the CSG list that is not allowed by the APN, the CSG is deleted from the CSG list that is not allowed by the APN.
  • the execution subject of the determining operation is a mobility management unit
  • the network environment in which the determining operation is performed is: the terminal has been registered from the LTE to the network, and the PDN connection request to the APN is initiated by the ordinary base station or the home base station; the base station is the HeNB or the eNB, and the mobility management unit is the MME.
  • the notification execution unit disposed in the MME is configured to notify the terminal of the situation by using a PDN connection reject message;
  • the terminal has been registered in the network from the UTRAN, and initiates an activation PDP context request to the APN through the ordinary base station, or the home base station;
  • the base station is an HNB or an NB,
  • the mobility management unit is an SGSN, and the notification execution unit disposed in the SGSN is configured to notify the terminal by activating a PDP context reject message;
  • the terminal requests to initiate a PDN connection request to the APN through the normal base station or the home base station in the process of attaching;
  • the base station is a HeNB or an eNB, and the mobility management unit is an MME, and the notification is set in the MME.
  • the execution unit is configured to notify the terminal of the situation by using an attach rejection message;
  • the terminal has been registered from the UMTS to the network, and the terminal has established a PDP context to the APN; subsequently, due to the subscription change, or moving to a cell that is not allowed to establish the PDP context of the APN, the PDP context deactivation process is triggered;
  • the base station is an HNB or an NB
  • the mobility management unit is an SGSN
  • the notification execution unit disposed in the SGSN is configured to notify the terminal of the situation by deactivating a PDP context request;
  • the terminal has been registered from the LTE to the network, and the terminal has established a PDN connection to the APN; subsequently, due to the subscription change, or moving to a cell that is not allowed to establish the PDN connection of the APN, the PDN connection release procedure is triggered;
  • the HeNB or the eNB, the mobility management unit is an MME, and the notification execution unit set in the MME is configured to notify the terminal of the situation by deactivating an EPS bearer context request.
  • the method and the system of the present invention can notify the terminal when it is determined that the current CSG does not allow the terminal to establish a connection to the APN, thereby preventing the terminal from using the service that can be used normally.
  • 1 is a schematic diagram of an architecture of an evolved packet domain system
  • Figure 2 is a schematic diagram of a user accessing a local service
  • Embodiment 3 is a flowchart of implementing a notification terminal in Embodiment 1 of the present invention.
  • FIG. 5 is a flowchart of implementing a notification terminal according to Embodiment 3 of the present invention
  • FIG. 6 is a flowchart of implementing a notification terminal according to Embodiment 4 of the present invention.
  • FIG. 7 is a flowchart of implementing a notification terminal according to Embodiment 5 of the present invention.
  • FIG. 8 is a schematic flowchart of implementing service processing in an embodiment of the present invention.
  • FIG. 9 is a system diagram of implementing service processing in an embodiment of the present invention. detailed description
  • the network usually the mobility management unit in the network
  • determines, based on the terminal information such as the subscription information and/or the configuration information, that the current CSG is not allowed to establish a connection to the APN the terminal may be notified of the situation.
  • the terminal does not initiate a PDN connection request to the APN at the CSG.
  • the terminal has been registered from the LTE to the network, and a LIPA connection is requested through a normal base station, or a home base station.
  • the base station is an HeNB or an eNB
  • the mobility management unit is an MME.
  • This embodiment is also applicable to the scenario where there is a home base station gateway. At this time, the home base station gateway transparently transmits the message passing between the home base station and the mobility management unit.
  • Step 301 to step 302 the terminal initiates a PDN connection request message, and the message is sent by the base station to the mobility management unit, where the message includes the APN requested by the terminal.
  • Step 303 The mobility management unit determines, according to the retained subscription information, whether the LIPA connection can be established at the base station.
  • the judging process is as follows:
  • the HSS subscription data includes an APN that can establish a LIPA connection, and a CSG list that can establish the APN.
  • the mobility management unit matches the subscription information according to the CSG information provided by the base station. If the label of the APN is an APN that can only establish LIPA, and the CSG information of the base station does not match the subscription CSG information of the APN that allows the establishment of the LIPA, Then the mobility management unit confirms that the LIPA connection establishment needs to be rejected.
  • the common base station or the open mode home base station does not have CSG information
  • the closed or mixed mode home base station has CSG information.
  • the CSG information of the base station may be obtained when the terminal registers or establishes a signaling connection with the mobility management unit.
  • the mobile management unit returns a PDN connection reject message to the terminal through the base station, where the base station sends a reject request to the terminal, where the reason for indicating the APN requested by the terminal is not allowed in the current CSG.
  • the reason for the rejection can be achieved by increasing the value of the current information unit cause, or by adding a new information unit, or by combining the cause in the existing information unit and adding a new information unit. Implementation, for example, by adding a new indication combined with an existing cause value.
  • the network further includes a duration of the timer in the message, where the network does not send the timer according to the duration, and the terminal does not send the timer to the APN before the timer expires. PDN connection request.
  • Step 306 After receiving the reject message, the terminal confirms that the CSG does not initiate a PDN connection request to the APN according to the reason for the rejection.
  • the terminal may also join the currently accessed CSG to the requested CSG list that is not allowed by the APN.
  • a PDN connection request to the APN can be initiated at the CSG.
  • the terminal confirms that the CSG does not initiate a PDN connection request to the APN, and generally refers to the behavior of the terminal automatically selecting the network. If the user manually searches for available CSGs through the user interface and initiates a PDN connection establishment request to the APN, then this is not subject to this limitation. If the user subsequently establishes a PDN connection to the APN in a certain CSG, and the CSG is in the CSG list that is not allowed by the APN, after the terminal successfully establishes the PDN connection, the terminal selects the CSG from the CSG list. Deleted.
  • the terminal has been registered from the UTRAN into the network and passed through the ordinary base station, or The home base station requests to establish a LIPA connection.
  • the base station is an HNB or an NB
  • the mobility management unit is an SGSN.
  • This embodiment is also applicable to the scenario where there is a home base station gateway. At this time, the home base station gateway transparently transmits the message passing between the home base station and the mobility management unit.
  • Step 401 to step 402 the terminal initiates an activation PDP context request message, and the message is sent by the base station to the mobility management unit, where the message includes the APN requested by the terminal.
  • Step 403 The mobility management unit determines, according to the retained subscription information, whether a LIPA connection can be established at the base station.
  • the process of the judgment is as follows:
  • the HSS subscription data includes an APN that can establish a LIPA connection, and a CSG list that can establish the APN.
  • the mobility management unit matches the subscription information according to the CSG information provided by the base station. If the label of the APN is an APN that can only establish LIPA, and the CSG of the base station does not match the subscription CSG information of the APN that allows the establishment of the LIPA, the mobility management is performed. The unit confirms that the LIPA connection establishment needs to be rejected.
  • Step 404 to step 405 in the case that it is confirmed that the LIPA connection establishment needs to be rejected, the mobility management unit returns an activation PDP context reject message to the terminal through the base station, where the rejection reason is used to indicate that the APN requested by the terminal is not allowed in the current CSG. Access.
  • the reason for the rejection may be implemented by increasing the value of the current information unit cause, or by adding a new information unit, or by combining the cause in the existing information unit and adding a new information unit, for example. This is achieved by adding a new indication combined with the value of the existing cause.
  • the network further includes a duration of the timer in the message, where the network does not send the timer according to the duration, and the terminal does not send the timer to the APN before the timer expires. Activate the PDP context request.
  • Step 406 After receiving the reject message, the terminal confirms that the CSG does not initiate an activation PDP context request to the APN according to the reason for the rejection. Optionally, the terminal may also join the currently accessed CSG to the requested CSG list that is not allowed by the APN. In addition, If the terminal detects a new CSG coverage, an activation PDP context request to the APN may be initiated at the CSG.
  • the terminal requests to establish a LIPA connection through a normal base station or a home base station during the attaching process.
  • the base station is an HeNB or an eNB
  • the mobility management unit is an MME.
  • This embodiment is also applicable to the scenario where there is a home base station gateway. At this time, the home base station gateway transparently transmits the message passing between the home base station and the mobility management unit.
  • Step 501 to step 502 the terminal initiates an attach request message, and the message is sent to the mobility management unit by the base station. If it is a home base station, the home base station needs to include CSG information in the message carrying the attach request.
  • Step 503 to step 504 after completing the authentication and authorization verification, the mobility management unit sends an EPS session management information request message to the terminal, requesting the APN information that the terminal needs to access.
  • the terminal returns the APN information in the EPS session management information response message.
  • Step 505 to step 506 the mobility management unit sends a location update request message to the HSS, and the HSS returns a location update response message to the mobility management unit, where the message includes a subscription letter step 507 of the user, and the mobility management unit determines whether the subscription information is retained according to the retained subscription information.
  • a LIPA connection can be established at the base station. The process of the judgment is as follows:
  • the HSS subscription data includes an APN that can establish a LIPA connection, and a CSG list that can establish the APN.
  • the mobility management unit matches the subscription information according to the CSG information provided by the base station.
  • the mobility management unit confirms. Need to refuse the LIPA connection establishment.
  • Step 508 to step 509 in the case of confirming that the LIPA connection establishment needs to be rejected, the mobility management unit returns an attach reject message to the terminal through the base station, where the PDN connection reject message included therein carries a reject reason, and is used to indicate the requested request by the terminal.
  • APN does not allow in the current CSG
  • the access may be implemented by increasing the value of the current information element cause, or by adding a new information element, or by combining the cause in the existing information element and adding a new information element. Implementation, for example, by adding a new indication combined with the existing cause # value.
  • the network further includes a duration of the timer in the message, where the network does not send the timer according to the duration, and the terminal does not send the timer to the APN before the timer expires. PDN connection request.
  • Step 510 After receiving the reject message, the terminal confirms that the CSG does not initiate a PDN connection request to the APN according to the reason for the rejection.
  • the terminal may also join the currently accessed CSG to the requested CSG list that is not allowed by the APN.
  • a PDN connection request to the APN can be initiated at the CSG.
  • the terminal confirms that the CSG does not initiate a PDN connection request to the APN, and generally refers to the behavior of the terminal automatically selecting the network. If the user manually searches for available CSGs through the user interface and initiates a PDN connection establishment request to the APN, then this is not subject to this limitation. If the user subsequently establishes a PDN connection to the APN in a certain CSG, and the CSG is in the CSG list that is not allowed by the APN, after the terminal successfully establishes the PDN connection, the terminal selects the CSG from the CSG list. Deleted.
  • the terminal has been registered from the GERAN/UTRAN to the network, and the terminal has established a LIPA connection. Subsequent to the contract change, or to the cell that is not allowed to establish LIPA, the LIPA connection release process is triggered.
  • the base station is an HNB or an NB
  • the mobility management unit is an SGSN. This embodiment is also applicable to the scenario where there is a home base station gateway, at which time the home base station gateway transparently transmits the messages passing between the home base station and the mobility management unit.
  • the mobility management unit can match the CSI information provided by the current base station with the subscription information held by the base station, if the label of the APN used by the terminal is only established.
  • the APN of the LIPA, and the CSG of the current base station does not match the subscription CSG information of the APN that allows the establishment of the LIPA, the following process is initiated:
  • Step 601 to step 602 the mobility management unit sends a deactivated PDP context request to the terminal by using the base station, where the reason for the deactivation is used to indicate that the APN does not allow access in the current CSG.
  • the reason for the deactivation can be achieved by increasing the value of the current information unit cause, or by adding a new information unit, or by combining the cause in the existing information unit and adding a new information unit. For example, by adding a new indication combined with the existing cause value.
  • the network further includes a duration of the timer in the message, where the network does not send the timer according to the duration, and the terminal does not send the timer to the APN before the timer expires. Activate the PDP context request.
  • Step 603 After receiving the deactivated PDP context request, the terminal confirms that the CSG does not initiate an activation PDP context request to the APN according to the reason for the deactivation. Optionally, the terminal may also join the currently accessed CSG to the requested CSG list that is not allowed by the APN. In addition, if the terminal detects a new CSG coverage, an active PDP context request to the APN may be initiated at the CSG.
  • the foregoing terminal confirms that the CSG does not initiate an activation PDP context request to the APN, and generally refers to the behavior of the terminal automatically selecting the network. If the user manually searches for available CSGs through the user interface and initiates an active PDP context request to the APN, then this is not subject to this limitation. If the user subsequently successfully activates the PDP context to the APN in a certain CSG, and the CSG is in the CSG list that is not allowed by the APN, the terminal sends the CSG from the CSG list after successfully activating the PDP context. Deleted.
  • the terminal has been registered from the LTE to the network, and the terminal has established a LIPA connection.
  • the subsequent LIPA connection release procedure is triggered by a subscription change or by moving to a cell that is not allowed to establish LIPA.
  • the base station is an HeNB or an eNB
  • the mobility management unit is an MME.
  • This embodiment is also applicable to the scenario where there is a home base station gateway. At this time, the home base station gateway transparently transmits the message passing between the home base station and the mobility management unit.
  • the mobility management unit can match the CSG information provided by the current base station with the subscription information held by the base station. If the label of the APN used by the terminal is an APN that can only establish LIPA, and the CSG of the current base station is allowed to be established. If the signed CSG information of the APN of the LIPA does not match, the following process is initiated:
  • Step 701 to step 702 the mobility management unit sends a deactivated EPS bearer context request to the terminal by using the base station, where the reason for the deactivation is used to indicate that the APN does not allow access in the current CSG.
  • the reason for the deactivation can be achieved by increasing the value of the current information unit cause, or by adding a new information unit, or by combining a cause in an existing information unit and adding a new information unit, for example, This is achieved by adding new instructions to the combination of existing cause values.
  • the network further includes a duration of the timer in the message, where the network does not send the timer according to the duration, and the terminal does not send the timer to the APN before the timer expires. PDN connection request.
  • Step 703 After receiving the deactivated EPS bearer context request, the terminal confirms that the CSG does not initiate a PDN connection request to the APN according to the cause of the deactivation. Optionally, the terminal may also join the currently accessed CSG to the requested CSG list that is not allowed by the APN. In addition, if the terminal detects a new CSG coverage, a PDN connection request to the APN may be initiated at the CSG.
  • the terminal confirms that the CSG does not initiate a PDN connection request to the APN, generally Refers to the behavior of the terminal automatically selecting the network. If the user manually searches for available through the user interface
  • the CSG and initiates a PDN connection establishment request to the APN, then it is not subject to this limitation. If the user subsequently successfully establishes a PDN connection to the APN at a certain CSG, and this
  • the terminal deletes the CSG from the CSG list after successfully establishing a PDN connection.
  • the operation of the present invention for implementing service processing may represent the process shown in FIG. 8, and the process includes the following steps:
  • Step 810 It is determined that the current CSG does not allow the terminal to establish a connection to the APN.
  • Step 820 Notifying the terminal that the current CSG does not allow the connection to the APN to be established.
  • FIG. 9 is a system diagram for implementing service processing according to an embodiment of the present invention, where the system includes a connected notification trigger unit and a notification execution unit.
  • the notification trigger unit can determine that the current CSG does not allow the terminal to be established.
  • the notification execution unit can notify the terminal of the situation determined by the notification trigger unit.
  • the above services take the LIPA service as an example, but are not limited to this service. The same applies to other related businesses that use APNs associated with CSG.
  • the technology for implementing the service processing in the present invention can be notified to the terminal when the current CSG does not allow the terminal to establish a connection to the APN, so that the terminal can be avoided.
  • the business that was originally available cannot be used normally.

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

Abstract

L'invention concerne un procédé et un système destinés à réaliser un traitement de service, et qui permettent d'envoyer à un terminal une notification lui indiquant que selon la détermination réalisée, le CSG actuel ne lui permet pas d'établir une connexion à l'APN. Le procédé et le système ci-décrits évitent la situation où le terminal ne peut pas utiliser normalement les services qu'il pouvait utiliser à l'origine.
PCT/CN2012/072331 2011-04-29 2012-03-14 Procédé et système destinés à réaliser un traitement de service WO2012146093A1 (fr)

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CN201110111394.4A CN102761980B (zh) 2011-04-29 2011-04-29 一种实现业务处理的方法和系统
CN201110111394.4 2011-04-29

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CN102984817B (zh) * 2012-12-07 2015-11-25 华为终端有限公司 Pdp重激活的处理方法和终端设备
CN104883683B (zh) * 2014-02-28 2018-10-16 中国移动通信集团河南有限公司 一种apn访问限制方法及ggsn
WO2016065511A1 (fr) * 2014-10-27 2016-05-06 华为技术有限公司 Procédé et appareil d'enregistrement de réseau et terminal utilisateur
CN112738794B (zh) * 2021-01-07 2022-09-27 展讯半导体(成都)有限公司 驻网方法、芯片、移动终端及存储介质

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