WO2016019559A1 - Appareil, système, et procédé d'identification d'équipement d'utilisateur de réseau partagé - Google Patents

Appareil, système, et procédé d'identification d'équipement d'utilisateur de réseau partagé Download PDF

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Publication number
WO2016019559A1
WO2016019559A1 PCT/CN2014/083939 CN2014083939W WO2016019559A1 WO 2016019559 A1 WO2016019559 A1 WO 2016019559A1 CN 2014083939 W CN2014083939 W CN 2014083939W WO 2016019559 A1 WO2016019559 A1 WO 2016019559A1
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Prior art keywords
group
belongs
mme
identifier
request message
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PCT/CN2014/083939
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English (en)
Chinese (zh)
Inventor
王硕
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华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2014/083939 priority Critical patent/WO2016019559A1/fr
Priority to CN201480036411.4A priority patent/CN105519198A/zh
Publication of WO2016019559A1 publication Critical patent/WO2016019559A1/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
    • H04W48/18—Selecting a network or a communication service

Definitions

  • the present invention relates to communication technologies, and in particular, to a user equipment identification apparatus, system, and method for sharing a network. Background technique
  • the user equipment can be allocated to different groups according to its own characteristics.
  • the purpose is to allocate different UEs belonging to one group at the granularity of the group.
  • Radio access resources maximum number of users, maximum bearer, packet data protocol (PDP) resources, available services (such as short messages, positioning services), etc., or according to different groups
  • PDP packet data protocol
  • the public land mobile network (Public Land Mobile Network, PLMN) ID is usually used for UE identification, if the PLMN is directly used.
  • Identification by ID a possible case is that the group is differentiated based on the operator to which the UE belongs, that is, the UEs in one group belong to the same operator, and different groups belong to different operators.
  • the different operators here may include: Mobile Network Operator (MNO) as the main operator, network and participating operators (Participant MNO, PMNO for short); among them, the main operator can connect the network with PMNO sharing, further, PMNO can be: MNO operator, Mobile Virtual Network Operator (MVNO).
  • MNO Mobile Network Operator
  • MVNO Mobile Virtual Network Operator
  • the PMNO may have a PLMN ID different from the primary carrier, and the primary carrier may identify the UE of the PMNO through the PLMN ID and perform resource control further.
  • the PMNO has the same PLMN ID as the primary carrier, or in other scenarios such as the network, there are M2M group users or other types of government, enterprise group group UEs, and the PLMN ID of the UE and the PLMN ID of the primary carrier.
  • the primary carrier cannot identify which group the UE of the above PMNO belongs to. Further, the different groups obtained based on the group division method described above have significantly different UE claims.
  • the group focus is: how to control sharing The resources of the PMNO, including the number of subscribers allocated to the PMNO, the number of bearers and the throughput (divided into the wireless side and the core network side), the network node resources (including the number of shared network elements, and even the CPU/memory of each network element) Such as computing power).
  • the UEs belonging to the PMNO, the group is more concerned about how to maximize the use of network resources leased from the main operator, that is, the resource limit of each network element/cell is minimized on the basis of not exceeding the total amount of the contracted resources. , allocate network resources to where they are needed.
  • the UE identification method based on the prior art cannot identify which group the UE belongs to in the above scenario, and further cannot be divided according to different groups for each group. The UE performs differentiated processing and control.
  • the invention provides a user equipment identification device, system and method for sharing a network, which are used for identifying a group to which a user equipment belongs.
  • a first aspect of the present invention provides a user equipment identification apparatus for a shared network, including: a receiving module, configured to receive an attach request message sent by a user equipment UE by an evolved base station eNB, where the attach request message includes the UE Corresponding information of the group to which it belongs;
  • a processing module configured to acquire, according to the corresponding information of the group to which the UE belongs, the group identifier that is belong to the UE, and the corresponding information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs.
  • the sending module is configured to send an authentication request message to the home subscriber server HSS, where the authentication request message includes corresponding information of the group to which the UE belongs. And determining, by the corresponding information of the group to which the UE belongs to the HSS, the group identifier to which the UE belongs;
  • the receiving module is further configured to receive an authentication response message sent by the HSS, where the authentication response message includes a group identifier to which the UE belongs;
  • the processing module is specifically configured to obtain, according to the authentication response message, a group identifier to which the UE belongs.
  • the processing module is specific And determining, according to the corresponding information of the group to which the UE belongs, the group identifier to which the UE belongs.
  • the attach request message includes an identifier of the UE, and an identifier of the UE includes the UE Corresponding information of the group to which the UE belongs; or the APN of the UE includes the corresponding information of the group to which the UE belongs.
  • the identifier of the UE is an International Mobile Subscriber Identity (IMSSI) of the UE.
  • IMSI International Mobile Subscriber Identity
  • the processing module is specifically configured to select a network element device for the UE according to the group identifier to which the UE belongs.
  • the processing module is specifically configured to: according to the correspondence between the group identifier of the UE and the network element device Determining, for the UE, a corresponding network element device;
  • the sending module is further configured to send a setup session request message to the corresponding network element device, where the setup session request message includes a group identifier to which the UE belongs;
  • the receiving module is further configured to receive a session establishment response message sent by the corresponding network element device.
  • the processing module is specifically configured to determine whether UE service
  • the sending module is further configured to: if the UE is not able to serve, send a disconnection request message to the UE after establishing an attach with the UE; or, if the UE can serve,
  • the group identifier to which the UE belongs, and the network element device is selected for the UE.
  • the sending module is further configured to send an initial context setup request message to the eNB, where the initial context setup request message includes a group identifier to which the UE belongs;
  • the receiving module is further configured to receive an initial context response message sent by the eNB, where the sending module is further configured to send an attach accept message to the UE by using the eNB.
  • the identifier of the UE is the global unique temporary user equipment identifier GUTI of the UE.
  • the sending module is further configured to: according to the group identifier of the UE in the GUTI of the UE, The home subscriber HSS of the group to which the UE belongs sends a location update request message; the receiving module is further configured to receive a location update response message sent by the HSS of the group to which the UE belongs.
  • a second aspect of the present invention provides a user equipment identification apparatus for a shared network, including: a receiving module, configured to obtain a context of a UE, where a context of the UE includes a group identifier to which the UE belongs, and a group to which the UE belongs The group identity has a corresponding relationship with the mobility management network element MME corresponding to the group to which the UE belongs;
  • the processing module is configured to select, according to the group identifier of the UE, the mobility management network element MME corresponding to the group to which the UE belongs.
  • the processing module is specifically configured to obtain a context of the UE according to the corresponding information of the group to which the UE belongs;
  • a sending module configured to send the attach request message to the MME.
  • the attach request message includes a global unique temporary user equipment identifier (GUTI) of the UE, where The GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • GUI global unique temporary user equipment identifier
  • the processing module is further configured to learn the load If the MME with the best capability cannot access the UE, the UE is instructed to select one of the other MMEs for access.
  • a third aspect of the present invention provides a user equipment identification apparatus for a shared network, including: a network connection apparatus, configured to receive an attach request message sent by a user equipment UE by an evolved base station eNB, where the attach request message includes the Corresponding information of the group to which the UE belongs;
  • the network connection device is configured to send an authentication request message to the home subscriber server HSS, where the authentication request message includes a correspondence of the group to which the UE belongs. And the information that is used to determine the group identity of the group to which the UE belongs to the HSS, and is used to receive an authentication response message sent by the HSS, where the authentication response message includes the UE Group identification
  • the processor is specifically configured to obtain, according to the authentication response message, a group identifier to which the UE belongs.
  • the identifier of the UE is an International Mobile Subscriber Identity (IMSSI) of the UE.
  • IMSI International Mobile Subscriber Identity
  • the processor is specifically configured to select a network element device for the UE according to the group identifier that the UE belongs to.
  • the processor is specifically configured to: according to the correspondence between the group identifier of the UE and the network element device Determining, for the UE, a corresponding network element device;
  • the processor is specifically configured to determine whether UE service
  • the network connection device is further configured to: if the UE is not able to serve, send a disconnection request message to the UE after establishing an attach with the UE; or, if the UE can serve, The group identifier to which the UE belongs, and the network element device is selected for the UE.
  • the sending module is further configured to send an initial context setup request message to the eNB, where the initial context setup request message includes a group identifier to which the UE belongs;
  • the network connection device is further configured to receive an initial context response message sent by the eNB, and is further configured to send an attach accept message to the UE by using the eNB.
  • the identifier of the UE is a global unique temporary user equipment identifier GUTI of the UE.
  • the network connection device is further configured to: according to the group identifier of the UE in the GUTI of the UE, And sending, by the home subscriber HSS of the group to which the UE belongs, a location update request message; and receiving a location update response message sent by the HSS of the group to which the UE belongs.
  • a fourth aspect of the present invention provides a user equipment identification apparatus for a shared network, including: a network connection apparatus, configured to obtain a context of a UE, where a context of the UE includes a group identifier to which the UE belongs, and the UE belongs to The group identity has a corresponding relationship with the mobility management network element MME corresponding to the group to which the UE belongs;
  • a processor configured to select, according to the group identifier of the UE, a mobility management network element MME corresponding to the group to which the UE belongs.
  • the network connection device is further configured to receive an attach request message sent by the user equipment UE, where the attach request message includes corresponding information of a group to which the UE belongs And being further configured to send the attach request message to the MME;
  • the attach request message includes a global unique temporary user equipment identifier (GUTI) of the UE, where The GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • GUI global unique temporary user equipment identifier
  • the processor is further configured to learn the load If the MME with the best capability cannot access the UE, the UE is instructed to select one of the other MMEs. Access is made.
  • a fifth aspect of the present invention provides a user equipment identification system for a shared network, including: the user equipment identification device and the second network of the shared network according to any one of the first aspect or the first aspect The user equipment identification device of the shared network described in any of the feasible implementation manners of the second aspect; or
  • a sixth aspect of the present invention provides a user equipment identification method for a shared network, including:
  • the mobility management network element MME receives an attach request message sent by the user equipment UE through the evolved base station eNB, where the attach request message includes corresponding information of the group to which the UE belongs; and the MME according to the corresponding information of the group to which the UE belongs And acquiring a group identifier to which the UE belongs, where the correspondence information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs.
  • the MME acquires the group identifier that the UE belongs to, including:
  • the MME Sending, by the MME, an authentication request message to the home subscriber server HSS, where the authentication request message includes the corresponding information of the group to which the UE belongs, so that the corresponding information of the group to which the UE belongs is determined by the HSS.
  • the MME acquires the group identifier that the UE belongs to, including:
  • the attach request message includes an identifier of the UE, and an identifier of the UE includes the UE Corresponding information of the group to which it belongs; or, the attach request message includes access of the UE The point name APN, where the ⁇ of the UE includes the corresponding information of the group to which the UE belongs.
  • the identifier of the UE is an International Mobile Subscriber Identity (IMSSI) of the UE.
  • IMSI International Mobile Subscriber Identity
  • the method further includes: Selecting a network element device for the UE according to the group identifier to which the UE belongs.
  • the MME selects a network element device for the UE according to the group identifier that the UE belongs to, including: The MME selects a corresponding network element device for the UE according to the corresponding relationship between the group identifier of the UE and the network element device;
  • the MME Sending, by the MME, a setup session request message to the corresponding network element device, where the setup session request message includes a group identifier to which the UE belongs;
  • the MME receives a setup session response message sent by the corresponding network element device.
  • the method further includes:
  • the MME Determining, by the MME, that the UE can serve the UE, and if not, the MME sends a detach request message to the UE after establishing an attach with the UE;
  • the network element device is selected for the UE according to the group identifier to which the UE belongs.
  • the MME further includes:
  • the identifier of the UE is a global unique temporary user equipment identifier GUTI of the UE.
  • the method further includes: Determining, by the MME, the group identity to which the UE belongs in the GUTI of the UE
  • the home subscriber server HSS of the group to which the UE belongs sends a location update request message
  • the MME receives a location update response message sent by the HSS of the group to which the UE belongs.
  • a seventh aspect of the present invention provides a user equipment identification method for a shared network, including: an evolved base station eNB obtains a context of a UE, a context of the UE includes a group identifier to which the UE belongs, and a group to which the UE belongs Identifying a mobility management network element corresponding to the group to which the UE belongs
  • the MME has a corresponding relationship
  • the eNB selects, for the UE, a mobility management network element MME corresponding to the group to which the UE belongs according to the group identifier to which the UE belongs.
  • the method before the eNB obtains the context of the UE, the method further includes:
  • the eNB receives an attach request message sent by the user equipment UE, where the attach request message includes an identifier of the UE, where the identifier of the UE includes corresponding information of a group to which the UE belongs; the eNB obtains the UE Context, including:
  • the eNB obtains a context of the UE according to the corresponding information of the group to which the UE belongs; and selects, by the eNB, a mobility management network corresponding to the group to which the UE belongs according to the group identifier of the UE.
  • the meta MME After the meta MME, it also includes:
  • the eNB sends the attach request message to the MME.
  • the attach request message includes a global unique temporary user equipment identifier GUTI of the UE, where The GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • the eNB sends the attach request to the MME After the news, it also includes
  • the eNB learns that the MME with the best load capacity cannot access the UE, it indicates that the UE selects one of the other MMEs for access.
  • the priority of the UEs of different groups is controlled; the resources required by different groups are allocated to UEs of different groups, and for the shared network, the groups to which the UE belongs are identified for different groups, which is more conducive to subsequent groups of different groups.
  • Groups of UEs provide services such as differentiated Quality of Service (QoS) and security policies.
  • FIG. 1 is a schematic structural diagram of a user equipment identification apparatus for a shared network according to an embodiment of the present disclosure
  • FIG. 2 is a schematic structural diagram of another user equipment identifying apparatus of a shared network according to an embodiment of the present disclosure
  • FIG. 3 is a schematic structural diagram of another user equipment identifying apparatus of a shared network according to an embodiment of the present disclosure
  • FIG. 4 is a schematic structural diagram of another user equipment identifying apparatus of a shared network according to an embodiment of the present disclosure
  • FIG. 5 is a schematic structural diagram of a general network component according to an embodiment of the present invention
  • FIG. 6 is a user equipment identification system for a shared network according to an embodiment of the present invention
  • FIG. 7 is a shared network according to an embodiment of the present invention
  • FIG. 8 is a schematic flowchart of another user equipment identification method for a shared network according to an embodiment of the present disclosure
  • FIG. 9 is a schematic flowchart of another user equipment identification method for a shared network according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic flowchart of another user equipment identification method for a shared network according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic flowchart of another user equipment identification method for a shared network according to an embodiment of the present disclosure.
  • FIG. 12 is a schematic diagram of an interaction process of a shared network user identification method according to an embodiment of the present invention.
  • FIG. 13 is a schematic diagram of an interaction process of an access method based on a group identity according to an embodiment of the present invention. detailed description
  • the user equipment may be divided into different groups according to its own characteristics. For example, UEs belonging to the same operator are divided into the same group according to different operators of the UE; For the service type division, the UEs that use the same service are divided into the same group; according to the priority division of the UE, the UEs with the same priority are divided into the same group, etc., and the manners for grouping the groups are various, and Correspondingly, how to effectively identify a group to which a UE belongs is a problem that needs to be solved urgently after being divided according to different division manners, because only when a group to which a UE belongs is accurately identified can be different
  • the group implements differentiated management, processing, and control to achieve the purpose of initially grouping.
  • the following embodiments of the present invention provide a user equipment identification apparatus, system, and method for sharing a network to solve the problem of identifying a group to which a UE belongs. It should be noted that the specific manner for group division and the device for performing group division and identifying the group to which the UE belongs are described in the following embodiments as an example, which does not limit the scope of protection of the present invention.
  • FIG. 1 is a schematic structural diagram of a user equipment identification device for sharing a network according to an embodiment of the present invention;
  • the device may be a Mobility Management Entity (MME).
  • MME Mobility Management Entity
  • the MME is described as an example unless otherwise specified.
  • the device includes: a receiving module 100, a processing module. 101.
  • the receiving module 100 is configured to receive an attach request message sent by an evolved Node B (abbreviated as: eNB) by a user equipment (User Equipment, UE for short), where the attach request message includes a correspondence of a group to which the UE belongs.
  • eNB evolved Node B
  • UE User Equipment
  • the corresponding information of the group to which the UE belongs is corresponding to the group identifier of the UE, and the specific form may be the identifier of the UE or the access point name of the UE (Access Point Name, APN for short), where the identifier of the UE may be specifically The International Mobile Subscriber Identity (IMSI) of the UE or the Globally Unique Temporary UE Identity (GUTI) of the UE.
  • IMSI International Mobile Subscriber Identity
  • GUI Globally Unique Temporary UE Identity
  • the feasible implementation manner is as follows: the attach request message includes the identifier of the UE, and the identifier of the UE includes the corresponding information of the group to which the UE belongs; or the attach request message includes the UE
  • the APN of the UE includes the corresponding information of the group to which the UE belongs.
  • the role is usually: General Packet Radio Service Technology
  • GPRS General Packet Radio Service
  • UMTS Universal Mobile Telecommunications System
  • GPRS/UMTS identifies the GGSN through the APN; on the other hand, the APN identifies the external PDN (such as an ISP network, an enterprise network, etc.) connected to the GGSN or a certain type of service (such as Internet access) , WAP services, etc.).
  • the APN of the UE may be used as the corresponding information of the group to which the UE belongs, to identify the group to which the UE of the UE belongs.
  • the APN form of the UE may be: -cmwap.mnc010.mcc460.gprs.
  • the processing module 101 is configured to obtain, according to the corresponding information of the group to which the UE belongs, the group identifier to which the UE belongs, and the corresponding information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs.
  • the primary carrier that provides the network resource allocates a specific segment of the identifier number to the group to which the UE belongs, as the corresponding information of the group to which the UE belongs, to correspond to the group.
  • the primary operator of the network resource will assign a specific APN to a group and assign the APN to the UEs in the group.
  • the MME may parse the identifier of the UE or the APN of the UE to obtain the group identifier of the UE, and obtain the group identifier to which the UE belongs according to the corresponding relationship between the identifier of the UE and the group identifier. Or, according to the corresponding relationship between the APN of the UE and the group identity, the group identifier of the UE is obtained; or, for the MME without the parsing function, the MME may be initiated by the Home Subscriber Service (HSS).
  • HSS Home Subscriber Service
  • the authentication process obtains the group identifier to which the UE belongs.
  • the two acquisition methods will be specifically described below, and will not be described here.
  • the receiving module receives the attach request message sent by the user equipment UE through the evolved base station eNB, where the attach request message includes the corresponding information of the group to which the UE belongs; Corresponding information of the group to which the UE belongs, the group identifier of the group to which the UE belongs, and the corresponding information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs, thereby accurately identifying UEs of different groups.
  • the UEs of the group for example, controlling UEs of different groups according to priorities of different groups; and allocating resources required by different groups for UEs of different groups,
  • the shared network for different groups, identifies the group to which the UE belongs, which is more conducive to providing differentiated Quality of Service (QoS) and security policies for different groups of UEs.
  • QoS Quality of Service
  • the MME that has no parsing function may initiate an authentication process by using a Home Subscriber Service (HSS) to obtain a group identifier of the UE.
  • HSS Home Subscriber Service
  • FIG. 2 is a schematic structural diagram of another user equipment identifying apparatus of a shared network according to an embodiment of the present invention.
  • the user equipment identifying apparatus of the shared network further includes: a sending module 102.
  • the sending module 102 is configured to send an authentication request message to the home subscriber HSS, where the authentication request message includes corresponding information of the group to which the UE belongs, so that the HSS corresponds to the group to which the UE belongs. Determining a group identifier to which the UE belongs;
  • the receiving module 100 is further configured to receive an authentication response message sent by the HSS, where the authentication response message includes a group identifier that the UE belongs to;
  • the UE allocates the resources required by the different groups.
  • the group to which the UE belongs is identified for different groups, which is more conducive to providing differentiated QoS and security policies for different groups of UEs.
  • the identifier of the UE is the IMSI of the UE
  • the IMSI of the UE includes corresponding information of a group to which the UE belongs.
  • the specific information of the group to which the UE belongs is the APN of the UE, where the APN of the UE includes the corresponding information of the group to which the UE belongs.
  • the sending module 102 sends an APN of at least the UE in the authentication request message to the home subscriber HSS, so that the HSS determines according to the corresponding information of the group to which the UE belongs in the APN of the UE.
  • the authentication request message may also include other information of the UE, such as the IMSI of the UE. It should be noted that when the corresponding information of the group to which the UE belongs in the APN, the IMSI of the UE does not need to include the UE. Corresponding information of the group to reduce interaction costs.
  • the specific information of the group to which the UE belongs is the identifier of the UE
  • the identifier of the UE is the GUTI of the UE
  • the GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • HSSs there may be multiple HSSs in the network, which may include: an HSS of the primary carrier, an HSS of the group, and a virtual HSS provided by the primary carrier to the group.
  • the MME may acquire the HSS to which the UE belongs according to the specific number segment in the IMSI, and send an authentication request message to the HSS.
  • the user equipment identification device of the shared network uses the corresponding information of the group to which the UE belongs and the UE
  • the group identifier corresponding to the group identifier can be obtained, and the group identifier to which the UE belongs can be obtained.
  • the processing module 101 is specifically configured to determine, according to the corresponding information of the group to which the UE belongs, the group identifier to which the UE belongs.
  • the user equipment identifying device for example, the MME
  • the shared network uses the correspondence between the corresponding information of the group to which the UE belongs in the IMSI that the UE has, and the group identifier to which the UE belongs.
  • the group identifier to which the UE belongs can be obtained.
  • the processing module 101 maintains a group identifier list, where the group identifier list includes a correspondence between the corresponding information of the group to which the UE belongs and the group to which the UE belongs. And the processing module 101 can store the group identification list in a storage medium of the MME. The processing module 101 acquires the group identifier of the UE corresponding to the corresponding information of the group to which the UE belongs, according to the group identifier list and the corresponding information of the group to which the UE belongs in the IMSI of the UE.
  • the user equipment identifying device for example, the MME
  • the shared network uses the correspondence between the corresponding information of the group to which the UE belongs in the GUTI that the UE has, and the group identifier to which the UE belongs.
  • the group identifier to which the UE belongs can be obtained.
  • the corresponding information of the group to which the UE belongs is a scenario of the APN of the UE, and the user equipment identification device (for example, the MME) of the shared network uses the APN of the UE and the group identity of the UE to be associated with the UE. Obtain the group identifier to which the UE belongs.
  • the user equipment identification device for example, the MME
  • the user equipment identification device of the shared network provided by this embodiment, the processing module according to the
  • the processing module 101 is specifically configured to select a network element device for the UE according to the group identifier to which the UE belongs.
  • the processing module 101 may select the network element device for the UE according to the group identifier to which the UE belongs after acquiring the group identifier of the UE according to the identifier of the UE.
  • the processing module 101 may determine that it can provide services for the UE according to some judgment conditions. For example, if the MME load exceeds a certain threshold, the MME is overloaded. If the MME does not have the capability to serve the UE, the MME sends a separation request message to the UE. Or, according to the group identifier of the UE, it is determined that the group to which the UE belongs does not rent the MME, and the service cannot be provided.
  • the network element device is selected for the UE according to the group identifier of the UE.
  • the network element device corresponding to the group to which the UE belongs is selected for the UE according to the group identifier of the UE, so that the subsequently selected network element device provides services for the UE according to the differentiated QoS and security policy of the non-group.
  • the selected network element device may be a device that is leased by a group to which the UE belongs, or a network element device that can provide services for the group.
  • the network element device corresponding to the group to which the UE belongs is selected according to the group identifier of the UE, and the network element device can provide services for the group to which the UE belongs, thereby avoiding The necessary processes increase efficiency.
  • processing module 101 is specifically configured to select a corresponding network element device for the UE according to the correspondence between the group identifier of the UE and the network element device;
  • the sending module 102 is further configured to send a setup session request message to the corresponding network element device, where the setup session request message includes a group identifier to which the UE belongs;
  • the receiving module 100 is further configured to receive a setup session response message sent by the corresponding network element device.
  • the processing module 101 is specifically configured to determine whether the UE can be served by the UE.
  • the sending module 102 is further configured to establish an attach with the UE if the UE is not available. After the detach request message is sent to the UE, or if the UE can be served, the network element device is selected for the UE according to the group identifier to which the UE belongs.
  • the processing module 101 may determine whether the UE can be served before selecting the network element device for the UE according to the group identifier of the UE.
  • the corresponding network element device is selected for the UE according to the group to which the UE belongs.
  • the network element device may be a Serving Gateway (SGW) I Packet Data Network Gateway (PDW GW, Packet Data Network Gateway, PGW); or a Serving GPRS Support Node (Serving GPRS Support Node, Abbreviation: SGSN) /GGSN, Gateway GPRS Support Node (Gateway GPRS Support Node).
  • SGW Serving Gateway
  • PGW Packet Data Network Gateway
  • PGW Packet Data Network Gateway
  • PGW Packet Data Network Gateway
  • Serving GPRS Support Node Serving GPRS Support Node, Abbreviation: SGSN) /GGSN, Gateway GPRS Support Node (Gateway GPRS Support Node).
  • the processing module 101 maintains a relationship list, and the processing module 101 selects a corresponding network element device in the pre-configured relationship list according to the group identifier to which the UE belongs, and the relationship list includes the group identifier and each network to which each UE belongs. Correspondence relationship of metadevices;
  • the sending module 102 is further configured to send a setup session request message to the network element device, where the establishment session request message includes a group identifier to which the UE belongs;
  • the receiving module 100 is further configured to receive a setup session response message sent by the network element device.
  • the sending module 102 is further configured to send an initial context setup request message to the eNB, where the initial context setup request message includes a group identifier to which the UE belongs;
  • the sending module 102 may send an initial context setup request message to the eNB after the processing module 101 selects the network element device for the UE according to the group identifier of the UE.
  • the receiving module 100 is further configured to receive an initial context response message sent by the eNB, where the sending module 102 is further configured to send an attach accept message to the UE by using the eNB. Further, the sending module 102 is further configured to send an initial context setup request message to the eNB, where the initial context setup request message includes a group identifier to which the UE belongs;
  • the sending module 102 may be in the processing module 101 according to the group label to which the UE belongs.
  • an initial context setup request message is sent to the eNB.
  • the receiving module 100 is further configured to receive an initial context response message sent by the eNB, where the sending module 102 is further configured to send an attach accept message to the UE by using the eNB.
  • the UE's identity is the GUTI of the UE, and the GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • the following identification for the UE is
  • the GUTI scenario of the UE describes the functions of the user equipment identification device of the shared network shown in FIG. 1 or FIG. 2:
  • the method further includes:
  • the sending module 102 is further configured to send an identity request message to the UE.
  • the receiving module 100 further receives an identity request message sent by the UE, where the identity request message includes an IMSI of the UE.
  • the sending module 102 is further configured to send, according to the group identifier to which the UE belongs, a location update request message to the HSS belonging to the group to which the UE belongs;
  • the receiving module 100 is further configured to receive a location update response message sent by the HSS belonging to the group to which the UE belongs.
  • the group ID of the UE is sent to the UE and the HSS, and the purpose is that the UE or the HSS performs the corresponding process based on the group identifier of the UE in the subsequent process, so as to avoid causing the UE to belong to the group.
  • FIG. 3 is a schematic structural diagram of another user equipment identification apparatus of a shared network according to an embodiment of the present invention.
  • the apparatus may be a wireless access device such as an eNB or a radio network controller (Radio Network Controller, RNC for short).
  • RNC Radio Network Controller
  • the eNB is taken as an example for description.
  • the device includes: a receiving module 300 and a processing module 301.
  • the receiving module 300 is configured to obtain a context of the UE, where the context of the UE includes a group identifier to which the UE belongs, and the group identifier of the UE belongs to a mobility management network element MME corresponding to the group to which the UE belongs. ;
  • the identifier of the UE is a globally unique temporary user equipment identifier (GUTI) of the UE, where the GUTI of the UE includes corresponding information of a group to which the UE belongs.
  • the processing module 301 can maintain a relationship table, where the relationship table includes a correspondence between the corresponding information of the group to which the UE belongs and the mobility management network element MME corresponding to the group to which the UE belongs.
  • the processing module 301 is configured to select, according to the group identifier of the UE, the mobility management network element MME corresponding to the group to which the UE belongs.
  • the context of the UE is obtained by the receiving module, where the context of the UE includes the group identifier of the UE,
  • the group ID of the UE belongs to the mobility management network element MME corresponding to the group to which the UE belongs, and the processing module selects, for the UE, the mobile station corresponding to the group to which the UE belongs according to the group identifier to which the UE belongs.
  • the MME manages the MME according to the identifier of the UE, so that the MME can accurately identify the UEs of different groups according to the identifier of the UE, and the UEs of different groups can access the network dedicated to the group.
  • the accuracy of each group control is improved, and further, it is more conducive to providing differentiated QoS, security policies and the like for different groups of UEs.
  • FIG. 4 is a schematic structural diagram of another user equipment identification device of a shared network according to an embodiment of the present invention.
  • the device further includes: a sending module 302.
  • the receiving module 300 is further configured to: receive an attach request message sent by the user equipment UE, where the attach request message includes a GUTI of the UE, where the GUTI of the UE includes corresponding information of a group to which the UE belongs;
  • the receiving module 300 receives an attach request message sent by the UE before obtaining the context of the UE.
  • the processing module 301 is specifically configured to obtain a context of the UE according to the corresponding information of the group to which the UE belongs;
  • the sending module 302 is configured to send the attach request message to the MME.
  • the sending module 302 may send the attach request message to the MME after the processing module 301 selects, according to the group identifier of the UE, the MME corresponding to the group to which the UE belongs.
  • the processing module 301 is further configured to: if it is learned that the MME with the best load capability cannot access the UE, instruct the UE to select one of the other MMEs for access.
  • the processing module 301 may learn that the MME with the best load capability cannot access the UE, and instruct the UE to select another MME. One of them is connected.
  • each group and each MME is pre-configured in the eNB. According to the correspondence, the UE may be instructed to select another MME to perform access, and the GUTI allocated to the user equipment also carries the information of the accessible MME.
  • the processing module 301 performs user migration according to the MME pointed to by the group identifier that the UE belongs to in the UE context, that is, the indication of the MME is not accessible. At this time, the processing module 301 is required to instruct the UE to select other MMEs in the network that can serve the group to access.
  • the processing module 301 needs to support the maintenance of each MME status and identity in the group and make an access selection according to the group identity to which the UE belongs. For the interaction process of this scenario, a specific interaction example will be given below, which will not be described here.
  • the processing module of the eNB cannot select the MME, and the eNB randomly selects the MME to perform initial attach.
  • the group identifier of the UE is sent to the eNB, so that the processing module of the eNB selects the mobile station corresponding to the group to which the UE belongs according to the group identifier of the UE.
  • the management network element MME is sent to the eNB, so that the processing module of the eNB selects the mobile station corresponding to the group to which the UE belongs according to the group identifier of the UE.
  • FIG. 5 is a schematic structural diagram of a general network component according to an embodiment of the present invention
  • FIG. 5 is a typical general network component 200, which is suitable for implementing one or more embodiments of the components and methods disclosed in this text.
  • the network component 200 can include a processor 2002 (which can be referred to as a central processing unit or CPU) that communicates with a storage device that includes: secondary storage 2004, read only memory (ROM) 2006, random storage A memory (RAM) 2008, an input/output (I/O) device 2000, and a network connection device 2010 are taken.
  • the processor 2002 can be implemented as one or more CPU chips or can be part of one or more application specific integrated circuits (ASICs).
  • ASICs application specific integrated circuits
  • the network component 200 can have the function of the user equipment identification device of the shared network, and can be applied to the function of the user equipment identification device of the shared network shown in FIG. 1 or FIG. 2 on the MME to implement the corresponding technical effect;
  • the function of the user equipment identification device of the shared network shown in FIG. 3 or FIG. 4 is performed on the eNB, and the corresponding technical effect is achieved.
  • the secondary storage 2004 is typically comprised of one or more disk drives or tape drives for non-volatile storage of data, and if the capacity of the RAM 2008 is insufficient to store all of the operational data, the secondary storage is used as Overflow data storage device.
  • the auxiliary memory 2004 can be used to store programs that are loaded into the RAM 2008 when selected for execution.
  • the ROM 2006 is used to store instructions read during program execution and possibly Yes data.
  • ROM 2006 is a non-volatile storage device whose storage capacity is typically small relative to the larger storage capacity of secondary storage 2004.
  • the RAM 2008 is used to store volatile data and may also be used to store instructions. Access to both ROM 2006 and RAM 2008 is typically faster than access to secondary storage 2004.
  • the network component 200 functions as follows:
  • the network connection device 2010 is configured to receive an attach request message sent by the user equipment UE by using the evolved base station eNB, where the attach request message includes the corresponding information of the group to which the UE belongs, and the processor 2002 is configured to Corresponding information of the group, the group identifier of the UE is obtained, and the corresponding information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs.
  • the user equipment identifying apparatus of the shared network receives the attach request message sent by the user equipment UE through the evolved base station eNB by using the network connection apparatus, where the attach request message includes the corresponding information of the group to which the UE belongs, and the processor Determining, according to the corresponding information of the group to which the UE belongs, the group identifier to which the UE belongs, and the corresponding information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs, thereby accurately identifying UEs of different groups.
  • processing and control for different groups of UEs can be implemented, for example, controlling UEs of different groups according to priorities of different groups; and allocating resources required for different groups for UEs of different groups, For a shared network, for different groups, identifying the group to which the UE belongs is more conducive to providing differentiated QoS, security policies, and the like to UEs of different groups.
  • the network connection device 2010 is configured to send an authentication request message to the home subscriber HSS, where the authentication request message includes corresponding information of the group to which the UE belongs, so that the HSS belongs to the UE. Corresponding information of the group determines the group identifier to which the UE belongs; the network connection device 2010 is further configured to receive an authentication response message sent by the HSS, where the authentication response message includes a group identifier to which the UE belongs;
  • the processor 2002 is specifically configured to obtain, according to the authentication response message, a group identifier that is belong to the UE.
  • the processor 2002 is specifically configured to determine, according to the corresponding information of the group to which the UE belongs, the group identifier to which the UE belongs.
  • the attach request message includes an identifier of the UE, and the identifier of the UE includes The corresponding information of the group to which the UE belongs; or the attachment request message includes the APN of the UE, and the APN of the UE includes the corresponding information of the group to which the UE belongs.
  • the identifier of the UE is an International Mobile Subscriber Identity (IMSSI) of the UE.
  • IMSI International Mobile Subscriber Identity
  • the processor 2002 is specifically configured to select a network element device for the UE according to the group identifier to which the UE belongs.
  • the processor 2002 is specifically configured to select a corresponding network element device for the UE according to the corresponding relationship between the group identifier of the UE and the network element device;
  • the network connection device 2010 is further configured to send a setup session request message to the corresponding network element device, where the setup session request message includes a group identifier to which the UE belongs;
  • the network connection device 2010 is further configured to receive an establishment session response message sent by the corresponding network element device.
  • the processor 2002 is specifically configured to determine whether the UE can be served;
  • the network connection device 2010 is further configured to: if the UE is not able to serve, send a disconnection request message to the UE after establishing an attach with the UE; or, if the UE can serve, The group identifier of the UE is selected, and the network element device is selected for the UE.
  • the network connection device 2010 is further configured to send an initial context setup request message to the eNB, where the initial context setup request message includes a group identifier to which the UE belongs; the network connection device 2010, further used Receiving an initial context response message sent by the eNB;
  • the network connection device 2010 is further configured to send an attach accept message to the UE by using the eNB.
  • the identifier of the UE is a global unique temporary user equipment identifier GUTI of the UE.
  • the network connection device 2010 is further configured to send, according to the group identifier of the UE in the GUTI of the UE, a location update request message to a home subscriber server HSS belonging to a group to which the UE belongs. ;
  • the network connection device 2010 is further configured to receive a location update response message sent by an HSS of the group to which the UE belongs.
  • the network connection device 2010 is configured to obtain a context of the UE, where the context of the UE includes a group identity to which the UE belongs, and the group identity to which the UE belongs has a corresponding mobility management network element MME corresponding to the group to which the UE belongs. relationship;
  • the processor 2002 is configured to select, according to the group identifier of the UE, a mobility management network element MME corresponding to the group to which the UE belongs.
  • the user equipment identifying apparatus of the shared network provided by the embodiment, in the scenario that the identifier of the UE is the GUTI of the UE, the context of the UE is obtained by using the network connection apparatus, where the context of the UE includes the group identifier of the UE.
  • the group ID of the UE belongs to the mobility management network element MME corresponding to the group to which the UE belongs, and the processor selects, according to the group identifier of the UE, the UE corresponding to the group to which the UE belongs.
  • the mobility management network element MME implements the selection of the corresponding MME according to the identifier of the UE, so that the MME can accurately identify the UEs of different groups according to the identifier of the UE, and the UEs of different groups can access the network dedicated to the group.
  • the accuracy of the control of each group is improved, and further, it is more conducive to providing differentiated QoS and security policies for different groups of user equipments.
  • the network connection device 2010 is further configured to receive an attach request message sent by the user equipment UE, where the attach request message includes corresponding information of a group to which the UE belongs;
  • the processor 2002 is specifically configured to obtain a context of the UE according to the corresponding information of the group to which the UE belongs;
  • the network connection device 2010 is configured to send the attach request message to the MME.
  • the attach request message includes a globally unique temporary user equipment identifier of the UE
  • the GUTI where the GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • the processor 2002 is further configured to: if it is learned that the MME with the best load capability cannot access the UE, instruct the UE to select one of the other MMEs to access.
  • FIG. 6 is a user equipment identification system for a shared network according to an embodiment of the present invention.
  • E-UTRAN evolved UMTS Terrestrial Radio Access Network
  • MME Mobility Management Entity
  • S-GW Serving Gateway
  • PDN GW Packet Data Network Gateway
  • PDN Packet Data Network Gateway
  • PCRF Policy and Charging Rule Function
  • HSS Home Subscriber Server
  • UMTS Terrestrial Radio Access Network UTRAN
  • GSM/EDGE Radio Access Network GERAN
  • GSM/EDGE Radio Access Network GSM/EDGE Radio Access Network
  • Serving GPRS Supporting Node SGSN
  • Operator IP Service Operator's IP Services
  • an operator IP service can be provided by an IP multimedia subsystem (IMS).
  • IMS IP multimedia subsystem
  • the device may specifically be an MME, which can implement various functions and technical effects of the corresponding embodiment of FIG. 1 or FIG. 2, FIG. 3 or FIG.
  • the function and the technical effect; or the MME or the eNB may specifically adopt the structure shown in FIG. 5, and the functions and technical effects of the corresponding embodiment of FIG. 5 can be implemented.
  • FIG. 7 is a schematic flowchart of a user equipment identification method for a shared network according to an embodiment of the present invention.
  • the execution device of the method may be a Mobility Management Entity (MME), and the MME may have FIG.
  • MME Mobility Management Entity
  • the method includes the following steps:
  • Step 100 The mobility management network element MME receives an attach request message sent by the user equipment UE through the evolved base station eNB, where the attach request message includes the corresponding information of the group to which the UE belongs.
  • the method for obtaining the group identity of the user equipment is divided into two types according to the function of the MME: when the MME has the parsing function, the MME may parse the corresponding information of the group to which the UE belongs to obtain the group identifier to which the UE belongs, according to The corresponding relationship between the corresponding information of the group to which the UE belongs and the group identity to which the UE belongs is obtained, and the group identity to which the UE belongs is obtained; or, for the MME without the resolution function, the user server can be subscribed to the home subscriber (Home Subscriber Service) , referred to as: HSS) Initiate the authentication process to obtain the group ID of the user equipment.
  • HSS home Subscriber Service
  • the mobility management network element MME receives an attach request message sent by the user equipment UE through the evolved base station eNB, where the attach request message includes the corresponding information of the group to which the UE belongs.
  • the MME obtains the group identifier to which the UE belongs according to the corresponding information of the group to which the UE belongs, and the corresponding information of the group to which the UE belongs has a corresponding relationship with the group identifier to which the UE belongs. Therefore, the UEs of different groups can be accurately identified, and the UEs for the group can be differentiated and processed, for example, the UEs of different groups are controlled according to the priorities of different groups; The resources required for different groups are allocated. For the shared network, the groups to which the UE belongs are identified for different groups, which is more conducive to providing differentiated QoS and security policies for different groups of UEs.
  • the MME that has no parsing function may initiate an authentication process by using a Home Subscriber Service (HSS) to obtain a group identifier of the UE.
  • HSS Home Subscriber Service
  • FIG. 8 is a schematic flowchart of another user equipment identification method for a shared network according to an embodiment of the present invention. Referring to FIG. 8, a feasible implementation manner of step 101 is as follows:
  • Step 101a The MME sends an authentication request message to the home subscriber HSS, where the authentication request message includes corresponding information of the group to which the UE belongs, so that the HSS corresponds to the group to which the UE belongs.
  • Information determining a group identifier to which the UE belongs;
  • Step 101b The MME receives an authentication response message sent by the HSS, where the authentication response message includes a group identifier to which the UE belongs.
  • Step 101c The MME obtains a group identifier to which the UE belongs according to the authentication response message.
  • the UEs of different groups can be accurately identified, and the UEs for the group can be differentiated and processed, for example, the UEs of different groups are controlled according to the priorities of different groups; The resources required for different groups are allocated.
  • the groups to which the UE belongs are identified for different groups, which is more conducive to providing differentiated QoS and security policies for different groups of UEs.
  • the identifier of the UE is the IMSI of the UE
  • the IMSI of the UE includes the corresponding information of the group to which the UE belongs, and sends an authentication request message to the home subscriber HSS, including the IMSI of the UE, so that the HSS is based on the IMSI of the UE.
  • the corresponding information of the group to which the UE belongs is determined by the group identifier to which the UE belongs.
  • the authentication request message may also include other information of the UE, such as the IMSI of the UE. It should be noted that when the corresponding information of the group to which the UE belongs in the APN, the IMSI of the UE does not need to include the UE. Corresponding information of the group to reduce interaction costs.
  • the identifier of the UE is the GUTI of the UE, where the GUTI of the UE includes the corresponding information of the group to which the UE belongs. Sending, in the authentication request message, the GUTI of the UE to the home subscriber HSS, so that the HSS belongs to the UE according to the UE in the GUTI.
  • the corresponding information of the group determines the group identifier to which the UE belongs.
  • HSSs there may be multiple HSSs in the network, which may include: an HSS of the primary carrier, an HSS of the group, and a virtual HSS provided by the primary carrier to the group.
  • the MME may acquire the HSS to which the UE belongs according to the specific number segment in the IMSI, and send an authentication request message to the HSS.
  • FIG. 9 is a schematic flowchart of another method for identifying a user equipment of a shared network according to an embodiment of the present invention. Referring to FIG. 9, a feasible implementation manner of step 101 is as follows:
  • the user equipment identifying device for example, the MME
  • the shared network uses the correspondence between the corresponding information of the group to which the UE belongs in the IMSI that the UE has, and the group identifier to which the UE belongs.
  • the group identifier to which the UE belongs can be obtained.
  • the MME maintains a group identity list, where the group identity list includes a correspondence between the corresponding information of the group to which the UE belongs and the group to which the UE belongs. And the MME may store the group identity list in a storage medium of the MME. And the MME acquires a group identifier of the UE corresponding to the corresponding information of the group to which the UE belongs, according to the group identifier list and the corresponding information of the group to which the UE belongs in the IMSI of the UE.
  • the corresponding information of the group to which the UE belongs is a scenario of the APN of the UE, and the MME obtains the group identity of the UE by using the APN of the UE and the group identity of the UE.
  • the MME determines the group identifier to which the UE belongs according to the corresponding information of the group to which the UE belongs, so as to accurately identify the UEs of different groups, and thus can Differentiated processing and control for groups of UEs For example, the UEs of different groups are controlled according to the priorities of different groups; the resources required by different groups are allocated to UEs of different groups, and for the shared network, for the different groups, the group to which the UE belongs is identified.
  • the group is more conducive to providing services such as Quality of Service (QoS) and security policies for different groups of UEs.
  • QoS Quality of Service
  • the identifier of the UE is the IMSI of the UE, and the corresponding information of the group to which the UE belongs may be the IMSI of the UE or the APN of the UE.
  • the user equipment identifying device of the shared network completes the foregoing steps related to the IMSI of the UE or the APN of the UE, the following functions may also be performed:
  • the network element device is selected for the UE according to the group identifier of the UE, thereby implementing the group according to the UE.
  • the identifier is selected by the UE as the network element device corresponding to the group to which the UE belongs, so that the subsequently selected network element device provides services for the UE according to the differentiated QoS and security policy of the non-group.
  • the selected network element device may be a device rented by a group to which the UE belongs, or an network element device capable of providing services for the group.
  • the network element device corresponding to the group to which the UE belongs is selected according to the group identifier of the UE, and the network element device can provide services for the group to which the UE belongs, thereby avoiding The necessary processes increase efficiency.
  • step 102 is also applicable.
  • step 102 is:
  • Step 102a The MME selects a corresponding network element device for the UE according to the correspondence between the group identifier of the UE and the network element device.
  • Step 102c The MME sends a setup session request message to the corresponding network element device, where The establishment session request message includes a group identifier to which the UE belongs;
  • Step 102d The MME receives the establishment session response message sent by the corresponding network element device.
  • the method further includes:
  • Step 103 The ⁇ determining whether the UE can be served, if not serving the UE, sending a detach request message to the UE after establishing an attach with the UE; or
  • the corresponding network element device is selected for the UE according to the group to which the UE belongs.
  • the MME maintains a relationship list, and the MME selects a corresponding network element device in the pre-configured relationship list according to the group identifier of the UE, and the relationship list includes a correspondence between the group identifier of each UE and each network element device. Relationship
  • the method further includes:
  • Step 104 The MME sends a setup session request message to the network element device, where the establishment session request message includes a group identifier to which the UE belongs.
  • the group identifier of the UE is sent to the network element device, so that the network element device performs the identification, so that the corresponding process is performed based on the group identifier of the UE in the subsequent process, so as to avoid that the group to which the UE belongs cannot be identified. It causes unnecessary interaction processes and improves efficiency.
  • Step 105 The MME receives a setup session response message sent by the network element device.
  • Step 106 The MME sends an initial context setup request message to the eNB, where the initial context setup request message includes a group identifier to which the UE belongs.
  • Step 107 The MME receives an initial context response message sent by the eNB.
  • Step 108 The MME sends an attach accept message to the UE by using the eNB.
  • the identifier of the UE is the UE.
  • the GUTI of the UE includes the corresponding information of the group to which the UE belongs.
  • the following identification for the UE is
  • the GUTI scenario of the UE is described:
  • the method further includes:
  • Step 109 The MME sends an identity request message to the UE.
  • Step 110 The MME receives an identity request message sent by a UE, where the identity request message includes an IMSI of the UE.
  • Step 111 The MME sends a location update request message to an HSS belonging to a group to which the UE belongs according to the group identifier to which the UE belongs.
  • Step 112 The MME receives a location update response message sent by an HSS belonging to a group to which the UE belongs.
  • steps 103 through 112 are not shown in the figure.
  • FIG. 11 is a schematic flowchart of another method for identifying a user equipment of a shared network according to an embodiment of the present disclosure.
  • the execution device of the method may be an eNB or a radio network controller (Radio Network Controller, RNC for short), unless otherwise specified.
  • the eNB has been described as an example. Further, the eNB may perform the functions of the corresponding embodiment of FIG. 3, FIG. 4 or FIG. 5 by using the structure shown in FIG. 3, FIG. 4 or FIG. 5 above, and implement corresponding effects.
  • the method includes the following steps:
  • Step 300 The evolved base station eNB obtains the context of the UE, where the context of the UE includes the group identifier to which the UE belongs, and the group identity of the UE belongs to the mobility management network element MME corresponding to the group to which the UE belongs. Correspondence relationship
  • Step 301 The eNB selects, for the UE, a mobility management network element MME corresponding to the group to which the UE belongs according to the group identifier to which the UE belongs.
  • the context of the user equipment UE is obtained by the eNB, and the context of the UE includes the group identifier of the UE.
  • the group identity to which the UE belongs has a corresponding relationship with the mobility management network element MME corresponding to the group to which the UE belongs; the eNB selects, according to the group identifier of the UE, the group corresponding to the UE to which the UE belongs. Mobility Management Network Element MME.
  • the MME is selected according to the identifier of the UE, so that the MME can accurately identify the UEs of different groups according to the identifier of the UE, and the UEs of different groups can access the network dedicated to the group, thereby improving the group for each group.
  • Controlled Authentic further, it is more conducive to the subsequent provision of differentiated QoS, security policies and other services for different groups of UEs.
  • the eNB cannot select the MME, and the eNB randomly selects the MME to perform initial attach, when the MME When the service of the UE is not available, the group identity of the UE is sent to the eNB, so that the eNB selects the mobility management network element MME corresponding to the group to which the UE belongs according to the group identifier of the UE.
  • the method further includes:
  • Step 302 The eNB receives an attach request message sent by the user equipment UE, where the attach request message includes an identifier of the UE, where the identifier of the UE includes a correspondence of a group to which the UE belongs.
  • a feasible implementation of the step 300 is:
  • Step 301 The eNB obtains the context of the UE according to the corresponding information of the group to which the UE belongs.
  • the method further includes:
  • Step 303 The eNB sends the attach request message to the MME.
  • the method further includes
  • each operator and each MME is pre-configured in the eNB, and according to the correspondence, the UE may be instructed to select another MME to perform access, and the GUTI allocated to the user equipment also carries the MME that can be accessed. Information.
  • the eNB performs user migration according to the MME pointed to by the UE context including the group identifier (PMNO ID) to which the UE belongs, that is, the indication of the MME is not accessible.
  • the eNB is required to instruct the UE to select other MMEs in the network that can serve the group to access.
  • the eNB needs to support the maintenance of each MME status and identity in the group and make an access selection according to the group identity to which the UE belongs.
  • FIG. 12 is a schematic diagram of an interaction process of a shared network user identification method according to an embodiment of the present invention.
  • TAU Tracking Area Updata
  • Step 400 The UE initiates a TAU process.
  • Step 401 The UE sends a Tracking Area Updata Request (old GUTI, additional GUTI, ) message to the eNB to initiate a TAU process, and carries the RRC parameter (the selected network, the Globally Unique MME Identifier, Abbreviation: GUMMEI ) ).
  • RRC parameter the selected network, the Globally Unique MME Identifier, Abbreviation: GUMMEI
  • the TAU process is triggered by load re-equalization, if the TIN of the UE indicates "GUTI” or "RAT-related TMSI-radio access type (RAT) temporary subscription user identity (Temporary) Mobile Subscriber Identity, TMSI), and the UE holds a valid GUTI, the old GUTI parameter indicates the valid GUTIo if the UE's TIN indicates "P-TMSI", and the UE holds a valid P-TMSI and associated routing area. Routing Area Identification (RAI), the old GUTI parameter is constructed by these two parameters. If the UE is in the connected mode reselected to E-UTRAN, the UE must set the TIN parameter to "P-TMSI".
  • RAT RAT-related TMSI-radio access type
  • the UE There is a valid GUTI parameter saved and the old GUTI parameter indicates the GUTI constructed by P-TMSI and RAI, and the additional GUTI (addition GUTI) parameter is set to this valid GUTI value. If the old GUTI parameter is indicated by P-TMSI and For the GUI constructed by the RAI, and the UE holds a valid P-TMSI signature, the P-TMSI signature must be included in the message.
  • the additional GUTI parameter allows the new MME to look up the UE context stored thereon.
  • Step 402 The eNB obtains the MME from the old GUMMEI in the RRC parameter and the indicated selected network parameter. If the MME is not available, the eNB selects an MME. The eNB then forwards the TAU Request message to the new MME.
  • Step 403 The new MME sends a Context Request (old GUTI) message to the old MME/S4-SGSN to obtain user information.
  • the new MME is the old MME/S4-SGSN from the old GUTI.
  • the old MME uses the complete TAU request message, and the S4-SGSN uses the P-TMSI signature to perform integrity verification on the TAU request message.
  • the new MME may also perform integrity protection verification on the TAU request message. If the UE is successfully authenticated, the new MME must send a context request message to the old MME/S4-SGSN.
  • Step 404 If the context request is sent to the old MME, the old MME returns a Context response message.
  • the old S4-SGSN sends a context response message.
  • the S4-SGSN copies the authentication quintuple into the message before sending the message.
  • the ISR has supported parameters indicating that the old S4-SGSN can activate the ISR function.
  • step 405 an authentication process, and an encryption process.
  • the integrity check of the TAU request message fails, the authentication process and the encryption process are necessary. If the GUTI allocation is performed and the network supports encryption, the Bell IJ Non-access stratum (NAS) message will be encrypted.
  • NAS Bell IJ Non-access stratum
  • the MME must perform the authentication process.
  • the delay is executed after step 420 (TAU Complete).
  • the purpose of the MME delay authentication process is to update the registered PLMN-ID to the new PLMN-ID selected by the RAN in the handover process.
  • the MME sets a new PLMN-ID in the GUTI parameter in the TAU accept message.
  • Step 406 The new MME sends a context notification to the old MME/old S4-SGSN.
  • ⁇ (this ⁇ is new if the MME changes) determines the S-GW relocation.
  • S-GW relocation occurs when the old S-GW cannot continue to serve the UE. If a new S-GW is expected to serve the UE for a longer period of time, and/or a more optimized UE-to-P-GW path is used, or a new S-GW to be selected with the P-GW is selected, then It also determines the S-GW relocation. If ⁇ has changed, the new Context Acknowledge (S-GW change indication) message is sent to the old MME or the old S4-SGSN. The S-GW Change indication flag indicates that a new S-GW has been selected.
  • the old MME or the old S4-SGN marks the gateway related information in the UE context as invalid. If the old node is the MME, the old MME also marks the HSS related information in the UE context as invalid.
  • the purpose is that if the TAU process is not completed and a new TAU or RAU procedure falls back to the old MME or S4-SGSN, the old MME or S4-SGSN can update the gateway, and the old MME can update the HSS.
  • the TAU request must be rejected and the new MME sends a reject indication to the old MME/S4-SGSN.
  • the old MME/S4-SGSN continues to serve the UE.
  • Step 407 The new MME sends a session establishment request message to the new S-GW.
  • the new MME verifies the bearer context received from the old MME/S4-SGSN and the EPS bearer status received from the UE. If the MME has not changed, the MME performs verification according to the EPS bearer status received from the UE and its saved bearer context. The MME will release any network resources of the inactive EPS bearer in the UE. If there is no bearer context at all, the MME rejects the TAU request message.
  • the MME selects a new S-GW, it will send a session establishment request message based on each PDN connection (IMSI, bearer contexts, MME address and TEID, Type, the protocol type over S5/S8, RAT type, Serving). Network)) to the selected S-GW.
  • IMSI IMSI
  • bearer contexts MME address and TEID, Type, the protocol type over S5/S8, RAT type, Serving). Network
  • TFT Trafficfilter Template
  • S5/S8 PMIP case (Trafficfilter Template, referred to as: TFT) (S5/S8 PMIP case) information.
  • Type sends a Create Session Request to the S-GW indicator to the P-GW.
  • the protocol type over S5/S8 indicates the protocol type on the S5/S8 interface selected by the S-GW.
  • the RAT type indicates the type of wireless access. If the P-GW previously requested the UE location information, the MME also includes User Location Identification (ULI IE).
  • UFI IE User Location Identification
  • Step 408 The S-GW sends a Modify Bearer Request (S-GW address and TEID, RAT type, Serving Network) to the P-GW based on each Public Data Network (PDN) connection. ) to inform about the change information about the type of RAT used for charging. If the P-GW previously requested the reporting of user location information, the ULI IE is also included.
  • S-GW address and TEID, RAT type, Serving Network a Modify Bearer Request
  • PDN Public Data Network
  • the RAT type information needs to be transmitted to the PCRF, and then the P-GW sends the RAT type information through the IP-CAN session modification process.
  • PCC dynamic policy and charging control
  • Step 409 The P-GW updates its bearer context and returns a Modify Bearer Response (Mobile Station International Subscriber Directory Number, Charging Id) message to the S-GW.
  • Modify Bearer Response Mobile Station International Subscriber Directory Number, Charging Id
  • Step 410 The new S-GW returns a create session response message to the new MME.
  • the new S-GW updates its bearer context. This allows the new S-GW to route bearer PDUs from the eNB to the P-GW.
  • the new S-GW returns a Create Session Response message to the new MME.
  • Step 411 The new MME checks whether there is subscription data of the UE. If there is no subscription data, the new MME sends an update location request message to the HSS.
  • the ULR-Flags indicates that the update location procedure is sent from the MME and the MME registration is updated in the HSS.
  • the HSS does not delete any SGSN registrations.
  • the MME capabilities indicate that the MME supports the area access restriction function. Homogeneous Support of IMSI over PS Sessions The "IMS Voice over PS Sessions" are supported in all TA areas of the MME's monthly service.
  • Step 413 If the timer started in step 403 is not working, the old MME clears the mobility context. Otherwise, the UE context is cleared when the timer expires. This also ensures that the UE context that is still stored in the old MME is valid when the UE returns to the old MME to initiate another TAU before the ongoing TAU procedure is completed.
  • the old MME responds with a Cancel Location Ack (IMSI) message.
  • IMSI Cancel Location Ack
  • Step 414 The old S4-SGSN receives a context acknowledgment (Context Acknowledge) message. If the UE is in the Iu Connected state, the old S4-SGSN sends an Iu release command after the 4th timer expires (Iu Release). Command) Message to the RNC.
  • Context Acknowledge Context Acknowledge
  • Step 415 The RNC responds to the Iu Release Complete message.
  • Step 416 The Update Location Ack (IMSI, Subscription Data) message sent by the HSS to the new MME responds to the update location request message. If the update location request is rejected by the HSS, the MME rejects the TAU request from the UE and explains the reason.
  • IMSI Update Location Ack
  • Subscription Data Subscription Data
  • the MME constructs the mobility management context of the UE.
  • Step 417 If the MME changes, when the timer started in step 403 times out, the old MME/S4-SGSN releases any local MME or SGSN bearer resources, and if S- is received in the context response message (Context Acknowledge)
  • the GW changes the indication information, and the old MME/S4-SGSN sends a Delete Session Request ( Cause ) message to the old S-GW to indicate deletion of the EPS bearer resource.
  • the Cause value indicates that the old S-GW does not initiate the deletion process to the P-GW. If the ISE is activated, the Cause value indicates that the old S-GW sends a Delete Bearer Request message to another core network node to delete the bearer resources on the node. If the MME does not change and the new S-GW changes, step 410 triggers the release of the EPS bearing. Carrying resources.
  • Step 418 The S-GW responds with a Delete Session Response (cause) message, and the S-GW discards any packet buffered by the UE.
  • Step 419 If the area is restricted by the area or the access restriction, the UE is not allowed to access the TA area:
  • the MME rejects the TAU Request message for a suitable reason.
  • the MME responds to the UE with a message of the tracking area update accepting (NAS, MAC-Isert, IMS Voice over PS session) message.
  • the TAU request message activates the flag setting
  • the handover restriction list is sent to the eNB because the eNB handles the roaming restriction and access restriction in the Intm-E-UTRAN case, and the user plane establishment process is performed together with the TAU accept message.
  • the EPS bearer status indicates the active bearer in the network. If the ISR is activated, it indicates that the P-TMSI and RAI flags are still valid for registration on the network. The ISR is activated during the TAU change of the MME and cannot be included. In the TAU process in which the MME does not change, if the ISR is in the active state when the MME receives the TAU request, the MME should include the ISR activated and maintain the ISR activation state in the TAU accept message.
  • the UE When there is no ISR activated indication in the received TAU accept message, the UE sets the TIN to "GUTI'O. If the ISR activated indication is included, and the UE's TIN identifier indicates "GUTI", the value does not change. If the ISR is included The activation indication, the TIN identity of the UE indicates "P-TMSI” or “RAT-related TMSI”, and the UE must set the TIN to "RAT-related TMSI".
  • the new MME does not activate the ISR to avoid the context transfer process between the two old core network nodes.
  • Step 420 If the GUTI changes, the UE returns a Tracking Area Update Complete (TAU Complete) message to the MME for confirmation. If the activation flag is set in the TAU request message, the TAU procedure is not initiated in the ECM-CONNECTED state, and the MME releases the signaling connection with the UE.
  • TAU Complete Tracking Area Update Complete
  • FIG. 13 is a schematic diagram of an interaction process of an access method based on a participant group identifier according to an embodiment of the present invention.
  • the network includes UE, eNB, MME1, and MME2. SGW/PGW and HSS. It is assumed that the UE, the MME1, the MME2, the SGW/PGW, and the HSS all belong to the group 1.
  • the network element device belonging to other groups may also be included in the network, which is not shown in FIG.
  • the interaction process includes the following steps:
  • Step 500 The UE sends an initial attach request to the core network where the UE is located by using the eNbodeB (abbreviation: eNB), and the MME1 receives the attach request message of the UE, where the attach message carries the IMSI of the UE.
  • eNB eNbodeB
  • the IMSI of the UE includes the corresponding information of the group to which the UE belongs.
  • the initial attach request may further include the APN of the UE.
  • the APN of the UE may represent the corresponding information of the group to which the UE belongs.
  • step 500 corresponds to the scheme of the initialization process, so the attach request message in step 100 in FIG. 7 is specifically the initial attach request.
  • Step 501 The MME1 initiates an authentication process, and acquires subscription data at the HSS.
  • the subscription data includes a PMNO ID corresponding to the user equipment when the user equipment signs up with the PMNO.
  • the PMNO ID is set and assigned to each PMNO by a primary carrier that implements network sharing.
  • the PMNO ID corresponds to an IMSI number segment assigned by the primary carrier to each PMNO.
  • the MME1 For the MME1 that does not have the capability to identify, the MME1 needs to initiate an authentication process with the HSS to obtain the group identity to which the UE belongs. And, the HSS is a home subscriber service HSS corresponding to the UE.
  • Step 502 The MME1 selects a corresponding S-GW and a P-GW for the UE according to the group identifier of the UE that is provided by the HSS in the foregoing step 501, and initiates a session establishment request, where the request includes the UE.
  • the MME needs to configure the correspondence between each group identifier and the network element device such as the corresponding S-GW and the P-GW according to the group identifier, so that the MME selects each of the network element devices.
  • the S-GW, the P-GW receives the session establishment request, and sends a corresponding response message.
  • the user equipment PMNO ID in step 502 herein may be obtained by the MME itself.
  • Step 503 The MME1 sends an attach accept message to the eNB, and establishes an initial user context, where the initial user context includes a group identifier to which the UE belongs.
  • Step 504 The eNB sends an RRC connection reconfiguration message to the UE, and the message sent by the eNB to the UE carries an attach accept message.
  • Step 505 The eNB initiates an initial context setup response message to the MME1.
  • Step 506 The UE sends an attach accept message to the MME 1 by using an eNB.
  • Step 507 In order to update the information of the eNB, the MME1 initiates an update bearer request message to the S-GW and the P-GW.
  • the S-G W, P - G W responds to the MME 1 carrying an update response message.
  • step 501 if the MME1 determines that the MME1 can serve the UE of the PMNO after obtaining the group identifier of the UE, in step 501, the following procedure is not performed.
  • the MME1 in the step 501 obtains the group identifier to which the UE belongs, and determines that the MME1 cannot serve the UE of the group, the MME1 initiates a separation process after the attachment is completed, and separates the request.
  • the type of the message is Re-Attach, and the UE is required to reattach. Re-attach the following steps:
  • Step 508 The UE initiates a re-attach request message by using an eNB, and the eNB selects a corresponding MME2 according to the group identifier of the UE that is stored in the UE context, and forwards the re-attach request message to the MME2.
  • step 508 is a group identification process of the UE to be performed after the MME completes the initialization process.
  • a list of information of each group and an MME that can serve each group needs to be configured in the eNB.
  • the MME is selected for the UE according to the corresponding list.
  • the eNB needs to determine the load capacity of each MME that can serve a certain group, and make a selection according to the load capacity.
  • the MME2 receives the reattachment request message of the UE.
  • Step 509 The MME2 initiates an identity request message to the UE.
  • Step 510 The UE sends an identity response message to the MME, where the identity response message is carried.
  • Step 511 The MME2 initiates an authentication process.
  • the MME2 initiates an authentication process to the HSS, and does not involve acquiring the group identity of the UE.
  • Step 512 The MME2 sends a location update request message to the HSS.
  • Step 513 The HSS sends a location update response message to the MME2.
  • Step 514 The MME2 responds to the UE attach accept response message.
  • the aforementioned program can be stored in a computer readable storage medium.
  • the program when executed, performs the steps including the above-described method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.

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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

Les modes de réalisation de l'invention concernent un appareil, un système, et un procédé d'identification d'équipement d'utilisateur (UE) d'un réseau partagé. Un message de demande de rattachement transmis par un UE via un eNB est reçu par un appareil d'identification d'UE d'un réseau partagé, le message de demande de rattachement contenant des informations correspondant à un groupe auquel l'UE appartient ; l'appareil d'identification d'UE du réseau partagé obtient un identifiant du groupe auquel l'UE appartient, d'après les informations correspondantes, et les informations correspondant au groupe auquel l'UE appartient ont une correspondance avec l'identifiant, ce qui permet aux UE de différents groupes d'être identifiés précisément et d'être traités et commandés distinctement, les UE de différents groupes étant par exemple commandés selon les priorités des différents groupes ; et des ressources requises par différents groupes sont distribuées aux UE de différents groupes. Le groupe auquel l'UE appartient est identifié pour différents groupes dans le réseau partagé. Cela permet une meilleure fourniture de services, comme des politiques de QoS et de sécurité différenciées, etc., aux UE de différents groupes.
PCT/CN2014/083939 2014-08-08 2014-08-08 Appareil, système, et procédé d'identification d'équipement d'utilisateur de réseau partagé WO2016019559A1 (fr)

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CN201480036411.4A CN105519198A (zh) 2014-08-08 2014-08-08 共享网络的用户设备识别装置、系统及方法

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