WO2011130906A1 - Procédé, dispositif et système de mise en œuvre de services - Google Patents

Procédé, dispositif et système de mise en œuvre de services Download PDF

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Publication number
WO2011130906A1
WO2011130906A1 PCT/CN2010/071919 CN2010071919W WO2011130906A1 WO 2011130906 A1 WO2011130906 A1 WO 2011130906A1 CN 2010071919 W CN2010071919 W CN 2010071919W WO 2011130906 A1 WO2011130906 A1 WO 2011130906A1
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WO
WIPO (PCT)
Prior art keywords
terminal device
information
network element
priority service
mobility management
Prior art date
Application number
PCT/CN2010/071919
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English (en)
Chinese (zh)
Inventor
陆伟
熊志伟
吴问付
Original Assignee
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/CN2010/071919 priority Critical patent/WO2011130906A1/fr
Priority to CN201080001631.5A priority patent/CN102440030B/zh
Publication of WO2011130906A1 publication Critical patent/WO2011130906A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery

Definitions

  • the present invention relates to the field of network communication technologies, and specifically relates to service implementation technologies.
  • the 3GPP network proposes Enhanced Multimedia Priority Service (Enhanced Multimedia).
  • Enhanced Multimedia Priority service eMPS
  • eMPS Enhanced Multimedia Priority Service
  • priority is given to users with eMPS capability to use network resources
  • similar services are proposed in other network architectures, such as the Emergency Telecommunications Service on the WiMAX network.
  • Business, ETS it can also ensure that some users, such as government workers, firefighters or police, use network resources normally when the network is congested.
  • the service implementation method, apparatus, and system provided by the embodiments of the present invention can provide priority access services for terminals with preferential access capabilities.
  • a receiving module configured to receive an access request message of the terminal device
  • control module configured to perform an operation of preferentially accessing the terminal device to the network when the terminal device preferentially accesses the network according to the obtained priority service information of the terminal device.
  • a first network device configured to receive an access request message, and determine, according to the obtained priority service information of the terminal device, that the terminal device is preferentially accessed to the network, and perform an operation of preferentially accessing the terminal device to the network, and Outputting priority service information of the terminal device;
  • a second network device configured to receive priority service information output by the first network device, and perform an operation of preferentially accessing the terminal device to the network according to the priority service information.
  • FIG. 1 is a flowchart of a service implementation method according to Embodiment 1 of the present invention.
  • FIG. 2 is a flowchart of a service implementation method according to Embodiment 2 of the present invention.
  • FIG. 3 is a flowchart of a service implementation method according to Embodiment 3 of the present invention.
  • FIG. 4 is a flowchart of a service implementation method according to Embodiment 4 of the present invention.
  • FIG. 5 is a flowchart of a service implementation method according to Embodiment 5 of the present invention.
  • FIG. 6 is a flowchart of a method for modifying contracted eMPS information according to Embodiment 6 of the present invention.
  • FIG. 7 is a flowchart of a service implementation method according to Embodiment 7 of the present invention.
  • Embodiment 8 is a flowchart of a service implementation method according to Embodiment 8 of the present invention.
  • Embodiment 9 is a flowchart of a service implementation method according to Embodiment 9 of the present invention.
  • FIG. 10 is a schematic diagram of a service implementation apparatus according to Embodiment 10 of the present invention.
  • FIG. 10A is a schematic diagram of a second control submodule according to Embodiment 10 of the present invention.
  • FIG. 11 is a schematic diagram of a service implementation system according to Embodiment 11 of the present invention. Mode for carrying out the invention
  • Embodiment 1 is a service implementation method. The flow of the method is shown in Figure 1.
  • S100 receiving an access request message of a terminal device.
  • the access request message herein may have multiple representations.
  • the access request message may be an attach request message, a PDN connection request message, or an update location request message, etc.
  • access The request message can be a context request message or the like. This embodiment does not limit the specific manifestation of the access request message.
  • the execution entity of S100 may be a mobility management network element, a home subscription data server, an authentication authorization accounting server, an anchor authentication server, or a policy and charging decision entity.
  • the access request message may be sent by the terminal device through the radio access network element.
  • the execution entity of the S100 is the home subscription data server
  • the access request message may be sent by the terminal device through the radio access network element and the mobility management network element.
  • the execution entity of the S100 is an authentication authorization charging server (such as an authentication authorization charging server in a WiMAX network or an authentication authorization charging server in a 3GPP network) or an anchor authentication server
  • the access request message may be The terminal device is sent through the base station and the access service network gateway.
  • the access request message when the access request message is sent to the executor of the embodiment S100 by using at least two hops (that is, the intermediate network element), the access request message may generate the message name, the message content, and the message content at the intermediate network element. And changes in the message protocol format, etc.
  • the access request message may include priority service information requested by the terminal device or subscription priority service information of the terminal device.
  • the priority service information requested by the terminal device may include: at least one of the indication information of the terminal device requesting the priority service and the service priority information requested by the terminal device.
  • the indication information of the terminal device requesting the priority service is used to indicate that the terminal device requests the priority service authority.
  • the service priority information requested by the terminal device is used to indicate the service priority of the priority service that the terminal device requests.
  • the priority service information requested by the terminal device may be included in an existing cell of the access request message, or may be included in an added cell of the access request message, and may also be included in an existing cell of the access request message. Added in the cell. This embodiment does not limit the specific implementation manner in which the service preference information requested by the terminal device is included in the access request message.
  • the subscription priority service information of the terminal device may include: at least one of the indication information of the subscription priority service and the subscription service priority information.
  • the indication information of the subscription priority service is used to indicate that the terminal device has subscribed to the priority service authority.
  • the contracted service priority information is used to indicate the service priority of the priority service that the terminal device can be allowed to have.
  • the subscription service priority information may be set in the form of a subscription service priority list, and one subscription service priority list may include one or more subscription service priority information. That is to say, the terminal device can subscribe to the service priority of a plurality of different priority services.
  • the priority service information requested by the terminal device may be referred to as eMPS information requested by the terminal device.
  • the priority service information requested by the terminal device may be referred to as ETS information requested by the terminal device.
  • S110 Allow the terminal device to preferentially access the network according to the obtained priority service information of the terminal device, and perform an operation of preferentially accessing the terminal device to the network.
  • a specific example of the operation of preferentially accessing the terminal device to the network is performed: The signaling of the terminal device is prioritized.
  • Another specific example transmitting information to other network devices that allows the terminal device to preferentially access the network, so that other network devices that receive the information perform an operation of preferentially accessing the terminal device to the network; another specific example: The process of modifying the priority (such as the quality of service of the bearer) carried by the terminal device is initiated, so that the bearer of the terminal device has a high priority.
  • the foregoing priority processing such as preferentially transmitting the signaling of the terminal device, and preferentially allocating resources to the terminal device, does not limit the operation of preferentially accessing the terminal device to the network and the specific implementation manner of signaling priority processing for the terminal device. .
  • the priority service execution policy information may also be sent together with the information that allows the terminal device to preferentially access the network.
  • Priority service execution policy information such as operations that should be performed if resources are limited.
  • the executor of the embodiment S110 needs to obtain the priority service information of the terminal device, so as to determine whether the terminal device has the priority service authority according to the obtained priority service information.
  • the priority service information of the terminal device may include: the priority service information requested by the terminal device, or the subscription priority service information of the terminal device, or the priority service information after the authorization, that is, the execution entity of the S110 may obtain the priority service information requested by the terminal device.
  • the terminal device When the terminal device has the priority service right, the terminal device is allowed to access the network preferentially; the executor may also determine that the terminal device has the priority service right when the terminal device obtains the subscription priority service information, allowing the terminal device to The terminal device preferentially accesses the network; the executor may also determine that the terminal device has the priority service right after obtaining the priority service information of the terminal device, and allows the terminal device to preferentially access the network. Grant The priority service information may be: the priority service information obtained by performing authorization processing on the priority service information requested by the terminal device by using the subscription priority service information of the terminal device.
  • the priority service information requested by the terminal device is authorized to be processed by using the subscription priority service information of the terminal device, that is, the permitted priority service information is determined according to the subscription priority service information of the terminal device and the priority service information requested by the terminal device.
  • the foregoing authorization processing may be performed after receiving the access request message sent by the terminal device for the current service, or may be performed before receiving the access request message sent by the terminal device for the current service, that is, for
  • the authorization processing result of the previous service of the terminal device may be applied to the subsequent service of the terminal device, where the subsequent service may be a subsequent service within a predetermined time interval, or may be a subsequent service for a predetermined type.
  • the post-authorization priority service information may include: at least one of the indication information allowing the priority service and the permission priority information.
  • the indication information allowing the priority service is used to indicate that the terminal device has the priority service right.
  • the service priority information is allowed to be used to indicate the service priority of the priority service that the terminal device is allowed to have. This embodiment does not limit the specific implementation manner of the priority service information after authorization.
  • the first specific example of the S110 if the priority service information requested by the terminal device is obtained from the access request message, the terminal device is allowed to preferentially access the network according to the priority service information requested by the obtained terminal device; otherwise, the terminal device is prohibited from accessing the network. The terminal device preferentially accesses the network.
  • the second specific example of the S110 if the subscription priority service information is obtained from the subscription data of the terminal device, the terminal device is allowed to preferentially access the network according to the obtained subscription priority service information; otherwise, the terminal device is prohibited from being preferentially connected. Into the network.
  • the third specific example of the S110 is: obtaining the priority service information requested by the terminal device from the access request message, obtaining the subscription priority service information from the subscription data of the terminal device, and requesting the priority service information of the terminal device according to the subscription priority service information.
  • Authorization if the authorization result contains the priority service information after authorization (that is, the authorization is successful), the terminal device is allowed to preferentially access the network; otherwise, the terminal device is prohibited from preferentially accessing the network.
  • the fourth specific example of the S110 if the pre-set priority service information is obtained from the setting information corresponding to the bearer that has been successfully established by the terminal device, the terminal device is allowed to preferentially access the network. Otherwise, the terminal device is prohibited from being preferentially connected. Into the network.
  • the pre-set priority service information herein may be the post-authorization priority service information obtained by performing authorization processing in the bearer establishment process.
  • the access request message received in S100 may not include the priority service information requested by the terminal device.
  • the authorization processing in the third specific example may include: the mobility management network element acquires the terminal device subscription data from the locally stored information, or mobility management.
  • the network element obtains the terminal device subscription data from the home subscription data server, and the mobility management network element performs authorization processing on the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the terminal device subscription data.
  • the terminal device subscription data stored locally by the mobility management network element includes the terminal subscription data server that notifies the mobility management network element of the modified terminal device subscription data when the subscription priority service information changes.
  • the mobility management network element may transmit the post-authorization priority service information to the radio access network element, so that the radio access network element can preferentially process the signaling of the terminal device, so that the terminal device can access the network as soon as possible.
  • Priority processing here is such as priority transmission and/or priority resource allocation. This embodiment does not limit the specific operation content included in the priority processing.
  • the mobility management network element and/or the radio access network element may release the bearer resources of the terminal device without the priority service authority when the resource is limited; the mobility management network element and/or the radio access network element also It is possible to separate terminal devices that are not provided with priority service rights; mobility management network elements and/or wireless connections
  • the inbound network element may also perform differentiated resource allocation processing on the terminal device according to the allowed service priority information or the carried service quality information of the plurality of terminal devices each having the priority service information, such as satisfying the high priority first.
  • the resource allocation requirements of the terminal device and then meet the resource allocation requirements of the low-priority terminal device. This embodiment does not limit the specific implementation of the differentiated resource allocation process.
  • the radio access network element may also queue the signaling of the terminal device in the queue and notify the mobility management network element, and notify the terminal device of the queuing information by the mobility management network element.
  • the operation performed by the radio access network element may be performed according to the priority service execution policy information, where the priority service execution policy information may be locally stored by the radio access network element, or may be mobility management.
  • the mobility management network element sends the priority service execution policy information together with the authorized priority service information to the radio access network element.
  • the mobility management network element may be the terminal.
  • the access request message of the device is placed in the queuing queue and notified to the terminal device. Otherwise, the mobility management network element may not process the access request message of the terminal device.
  • the mobility management network element may be used by the gateway device.
  • Sending a congestion indication causing the gateway device to perform a mitigation operation according to the congestion indication, for example, the gateway device does not send a downlink data notification message of the user without the eMPS priority to the mobility management network element, so as to alleviate the mobility management network.
  • the mobility management network element can process the access request message of the terminal device as soon as possible.
  • the mobility management network element is a source mobility management network element, and the source mobility management network element may transmit the post-authorization priority service information to the target by forwarding a relocation request message.
  • the mobility management network element so that the target mobility management network element can obtain the priority service information from the message sent by the source mobility management network element, and the target mobility management network element determines, according to the priority service information, that the terminal device has the priority service authority. , allowing the terminal device to preferentially access the network.
  • the priority service information sent by the source mobility management network element may be the priority service information processed by the source side. In the case that the source service and the target side have different manners for setting the priority service information, the priority service information needs to be converted.
  • the conversion operation may be performed by the source mobility management network element or may be performed by the target mobility management network element.
  • the source mobility management network element may convert the authorized priority service information according to the setting manner of the target side, and send the converted priority service information to the target mobility management network element, or the source mobility management network element does not.
  • the setting mode is switched, and the target mobility management network element performs setting conversion on the authorized priority service information in the received access request message according to the setting manner of the target side.
  • the authorization processing in the third specific example may include: the home subscription data server acquires the terminal device subscription data from the locally stored information, and the attribution subscription data. The server performs authorization processing on the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the terminal device subscription data.
  • the home registration data server may transmit the post-authorization priority service information to the mobility management network element, and the mobility management network element transmits the authorized priority service information to the radio access network element, so that the mobility management network element and/or the wireless
  • the access network element can preferentially process the signaling of the terminal device, so that the terminal device can access the network as soon as possible.
  • the radio access network element may release the bearer resource of the terminal device that does not have the priority service authority when the resource is limited, and the radio access network element may also be used for multiple terminal devices that have the priority service information, according to each terminal device. Allow service priority information or bearer quality of service information to the terminal device Perform differentiated resource allocation processing.
  • the radio access network element may also queue the signaling of the terminal device in the queue and notify the mobility management network element, and notify the terminal device of the queuing information by the mobility management network element.
  • the operation performed by the radio access network element may be performed according to the priority service execution policy information, where the priority service execution policy information may be locally stored by the radio access network element, or may be a home subscription.
  • the data server delivers, for example, the home-sending data server sends the priority service execution policy information to the mobility management network element together with the authorized service priority information, and is transmitted by the mobility management network element to the radio access network element.
  • the authorization process in the third specific example may include: the policy and charging decision entity acquires the terminal device subscription data or the slave gateway device from the user subscription database.
  • the terminal device subscription data is obtained in the sent message, and the policy and charging determining entity performs authorization processing on the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the terminal device subscription data.
  • the access request message received by the policy and charging decision entity and containing the priority service information requested by the terminal device may be transmitted by the mobility management network element, or may be transmitted by the packet data network gateway device, or may be Application Function (AF) is transmitted.
  • AF Application Function
  • the policy and charging decision entity may transmit the post-authorization priority service information (such as the quality of service of the bearer) to the gateway device, and the gateway device transmits the information to the mobility management network element, and the mobility management network element transmits the authorized priority service information.
  • the gateway device and/or the mobility management network element and/or the radio access network element can preferentially process the signaling of the terminal device, so that the terminal device can access the network as soon as possible.
  • the gateway device and/or the radio access network element may release the bearer resource of the terminal device without the priority service right when the resource is limited, and the gateway device and/or the radio access network element may also have priority for the setting.
  • the plurality of terminal devices of the service information perform differentiated resource allocation processing on the terminal device according to the allowed service priority information or the carried service quality information of each terminal device.
  • the gateway device and/or the radio access network element may also queue the signaling of the terminal device in the queue and notify the mobility management network element, and notify the terminal device to queue through the mobility management network element. information.
  • the operations performed by the radio access network element and/or the gateway device may be performed according to the priority service execution policy information, and the priority service execution policy information may be a radio access network element and/or a gateway device. Locally stored, it can also be delivered by the policy and accounting decision entity.
  • the policy and charging decision entity may determine the priority of the signaling bearer of the terminal device according to the authorization result, and initiate a process of modifying the signaling bearer priority.
  • the authorization processing in the third specific example may include: the authentication authorization charging server acquires the terminal device subscription data from the locally stored information, and authenticates The authorized charging server performs authorization processing on the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the terminal device subscription data.
  • the authentication authorization charging server may transmit the post-authorization priority service information to the access service network gateway. For example, in the authentication and authorization process, the authentication authorization charging server transmits the authorized priority service information to the access service network gateway. After that, the access service network gateway transmits the post-authorization priority service information to the base station in the authentication and authorization process or in the initial service flow/pre-provision service flow establishment process, so that the access service network gateway and/or the base station can The signaling of the terminal device is prioritized so that the terminal device can access the network as soon as possible.
  • the authentication and authorization charging server may further transmit the priority service execution policy information together with the authorized priority service information to the access service network gateway, and transmit the information to the base station by the access service network gateway.
  • the authorization processing in the third specific example may include: The anchor authentication server obtains the terminal device subscription data from the locally stored information, and the anchor authentication server authorizes the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the terminal device subscription data. .
  • the anchor authentication server may relay the post-authorization priority service information to the service access service network gateway through the paging controller, so that the paging controller relays and/or the service access service network gateway may have a letter to the terminal device. Priority processing is performed so that the terminal device can access the network as soon as possible.
  • the anchor authentication server may further transmit the priority service execution policy information together with the post-authorization priority service information to the paging controller relay, and relay the transmission to the service access service network gateway by the paging controller.
  • Each of the foregoing execution entities may adopt an authorization processing policy in the authorization processing process.
  • a specific example of the authorization processing policy When the service priority information requested by the terminal device matches the subscription service priority information of the terminal device, the service requested by the terminal device is allowed. The priority device preferentially accesses the terminal device, that is, the service priority information requested by the terminal device is used as the priority service information after authorization.
  • Another specific example of the authorization processing policy when the service priority information requested by the terminal device does not match the subscription service priority information of the terminal device, the terminal device is denied access, or the terminal device is allowed to be accessed as an ordinary terminal device or allowed to be
  • the subscription service priority information preferentially accesses the terminal device, or allows the terminal device to be preferentially accessed according to the default set service priority, and the like.
  • the service priority of the above default settings should be no higher than the subscription service priority information, such as the lowest service priority information. This embodiment does not limit the specific policies included in the authorization processing strategy.
  • the network device performing the queuing operation may set the timing duration for the terminal device, if the signaling of the terminal device is still queued within the predetermined time interval indicated by the timing duration In the state, the network device performing the queuing operation may process the terminal device as a terminal device that is not provided with the priority service authority, or release the resource that has been allocated to the terminal device.
  • the time duration set by the terminal device may be determined according to the service priority information of the terminal device, for example, setting a long time duration for the terminal device with high service priority information, and setting a shorter terminal device for the service priority information. Timing duration, etc.
  • the network device may notify the application function unit to enable the application function unit.
  • the session resources of the terminal device are reserved.
  • the first embodiment after receiving the access request message, the first embodiment can determine whether to allow the user equipment to preferentially access the network by determining whether the priority service information of the terminal device is obtained.
  • Type multimedia priority service and emergency communication service The first embodiment provides a variety of different implementations to meet a variety of different network needs.
  • Embodiment 2 A service implementation method for preferential access of a terminal device in a 3GPP network.
  • priority service information may be referred to as eMPS information or other names. This embodiment does not limit the specific name of the priority service information in the 3GPP network. The process of this method is shown in Figure 2.
  • the Sl and the UE send an access request message to the network side through the RAN (Radio Access Network Element), where the RAN is eNodeB or NodeB.
  • the access request message includes eMPS information, and the eMPS information in the access request message may be referred to as eMPS information requested by the UE.
  • the access request message may be specifically implemented as: an Attach Request message or a Packet Data Network (PDN) connection establishment request message or a Tracking Area Update Reques or Service. Request (Service Request) message or UE Request Bearer Resource Modification message, etc. This embodiment does not limit the message name specifically represented by the access request message sent by the UE.
  • PDN Packet Data Network
  • Request (Service Request) message or UE Request Bearer Resource Modification message etc. This embodiment does not limit the message name specifically represented by the access request message sent by the UE.
  • the eMPS information requested by the UE may include, but is not limited to, whether it is at least one of an eMPS user and an eMPS priority of the user, and whether the representation of the eMPS user includes, but is not limited to, an eMPS indicator (eMPS indication), and an eMPS priority Representations can include, but are not limited to, eMPS Priority. If the eMPS information is used in the request message of the user, the eMPS information may be referred to as requesting eMPS information.
  • the eMPS information subscribed by the user may also be included in the home subscriber subscription database or the subscription data register. For convenience of description, the eMPS information is referred to as contracted eMPS information.
  • the eMPS Indicator belongs to the indication information of the user equipment requesting the priority service described in the first embodiment.
  • the eMPS Priority information is used to indicate the eMPS priority requested by the UE, and the eMPS Priority information belongs to the service priority information requested by the user equipment described in the first embodiment. This embodiment does not limit the content specifically included in the eMPS information requested by the UE.
  • the eMPS information requested by the UE may be included in an International Mobile Subscriber Identity (IMSI) or an International Mobile Equipment Identifier (IMEI) in the access request message, for example, by IMSI or IMEI.
  • IMSI International Mobile Subscriber Identity
  • IMEI International Mobile Equipment Identifier
  • One bit or multiple bits in the middle represent the eMPS information requested by the UE.
  • the eMPS information requested by the UE may be included in the access request message in other forms.
  • the eMPS information included in the access request message includes the eMPS information requested by the UE, and, for example, the access request.
  • the enumeration value eMPS Information (eMPS information) in the cause (cause value) of the message indicates the eMPS information requested by the UE. This embodiment does not limit the specific representation manner of the eMPS information requested by the UE in the access request message.
  • the RAN forwards an access request message to a mobility management network element (such as an MME or an SGSN).
  • a mobility management network element such as an MME or an SGSN
  • the access request message forwarded by the RAN to the mobility management network element includes the eMPS information requested by the UE.
  • the access request message forwarded by the RAN to the mobility management network element may be specifically: an attach request message, or a PDN connection setup request message, and the like.
  • the mobility management network element receives the access request message forwarded by the RAN, and obtains the eMPS information requested by the UE from the access request message.
  • the mobility management network element sends an Update Location message to the home subscription data server (e.g., HSS/HLR).
  • HSS/HLR home subscription data server
  • the embodiment may further include S2b and/or S2b00.
  • the S2b and the mobility management network element queue the UE's access request message in the queue, and send a notification to the UE to inform the UE that the queue information has been waiting for processing (ie, already queued).
  • the mobility management network element may use the Queue indication message to notify the UE, and the message name of the UE to notify the UE of the queuing information is not limited in this embodiment.
  • the S2b00 and the mobility management network element may notify the AF that the UE is in the queuing state through the network element such as the S-GW, the P-GW, and the PCRF, so that the AF reserves the session resource for the UE and cannot initiate the release of the AF Session (AF session) process.
  • This embodiment does not limit the message name of the notification AF and the specific notification method.
  • the mobility management network element may release some or all of the bearers of the ordinary user or the low-priority user, or separate the low-priority users.
  • the mobility management network element may also send congestion information to the gateway device (such as the serving gateway S-GW), for example, the mobility management network element sends a Congestion Indication message to the gateway device, and the message name used to send the congestion information.
  • the gateway device may perform corresponding congestion processing. For example, the gateway device may receive the eMPS with lower priority or no eMPS priority.
  • the downlink data Notification message of the user the downlink data notification message is not forwarded to the mobility management network element, so that paging is not initiated by the mobility management network element, so as to alleviate the mobility.
  • the resource of the management network element is limited.
  • this embodiment does not limit the execution sequence of S2b, S2b00, and S3.
  • the process of notifying the UE of the queue information in S2b and the S2b00 may also adopt other manners, such as notifying the UE of the queuing information and notifying the AF by using the methods described in the following S2b01 to S2b03:
  • the mobility management network element notifies the PCRF that the UE is in the queue state through the S-GW and the P-GW.
  • This embodiment does not limit the specific name of the message used between the mobility management network element and the S-GW in S2b01, between the S-GW and the P-GW, and between the P-GW and the PCRF.
  • the S2b02 and the PCRF notify the AF that the user is in the queuing state.
  • This embodiment does not limit the specific name of the message used between the PCRF and the AF in the S2b02.
  • the AF reserves the UE's resources in the AF session.
  • the S2b03 and the AF notify the UE of the queuing information.
  • This embodiment does not limit the specific name of the message used between the AF and the UE in the S2b03.
  • the home registration data server After receiving the update location message, the home registration data server returns an Update Location Ack message to the mobility management network element.
  • the above update location response message includes user equipment subscription data.
  • the user equipment subscription data includes eMPS subscription data.
  • the eMPS subscription data belongs to the subscription priority service information described in the first embodiment.
  • the mobility management network element may authorize the UE to request eMPS information according to the contracted eMPS information included in the subscription data message and the eMPS authorization processing policy.
  • the authorization may be as follows:
  • the mobility management network may send an access reject message to the UE according to policy 1.
  • the UE When the eMPS Priority in the eMPS information requested by the UE is higher than the subscription eMPS Priority, the UE is not allowed to access the eMPS Priority information based on the request, and the UE is allowed to access as a normal UE.
  • the UE When the eMPS Priority in the eMPS information requested by the UE is higher than the subscription eMPS Priority information, the UE is not allowed to access based on the requested eMPS Priority information, and the UE may be allowed to access based on the subscribed eMPS Priority information in the eMPS subscription data.
  • the UE is not allowed to access the eMPS Priority information in the requested eMPS information, and the UE is allowed to access based on the preset default eMPS Priority information. .
  • the UE may be allowed to be based on the eMPS.
  • the contracted eMPS Priority information in the subscription data (such as the highest subscription eMPS Priority information or the lowest eMPS Priority information in the contracted eMPS Priority list) is accessed.
  • the UE is allowed to access based on eMPS (i.e., authorized eMPS) information.
  • eMPS i.e., authorized eMPS
  • the mobility management network element sends a Create Session Request message to the S-GW, or in the service. During the request process, the mobility management network element sends a Modify bearer request message to the S-GW, or the mobility management network element sends a bearer resource command message to the S-GW during the resource modification process initiated by the UE.
  • the S-GW sends a Create Session Request message or a Modify Bearer Request message or a bearer resource command message to the P-GW.
  • the created session request message or the modified bearer request message or the bearer resource command message may include the authorized eMPS information.
  • the authorized eMPS information may include at least one of an eMPS Indicator and an authorized eMPS Priority information.
  • the description of the eMPS information in the message may be as described in the access request message of the eMPS information requested by the UE, and the description is not repeated here.
  • the mobility management network element may notify the S-GW, for example, send congestion information to the S-GW, for example, the mobility management network element sends a congestion indication message to the S-GW; mobility management The network element may also notify the S-GW by means of a cell, for example, the mobility management network element includes a resource limited indication (resource limited indication) in the cell included in the create session request message, and sends a create session request to the S-GW. Message.
  • This embodiment does not limit the specific implementation manner in which the mobility management network element notifies the S-GW resource limitation.
  • the S-GW may use an operation of mitigating congestion, such as not sending a paging message to the mobility management network element.
  • the Bay Ij S-GW can notify the P-GW.
  • This embodiment does not limit the specific implementation manner in which the S-GW notifies the P-GW of resource limitation.
  • the P-GW may perform the operation of slowing down the S-GW congestion, for example, only sending the downlink data packet of the user with the eMPS priority to the S-GW, A downlink packet or the like of a user who does not have an eMPS priority is delivered to the S-GW.
  • This embodiment does not limit the specific operations of the S-GW and the P-GW to reduce congestion.
  • the signaling of the UE may be put into a queue for processing, and the UE is notified.
  • the specific manner of notifying the UE may be: the S-GW or the P-GW notifies the UE through the mobility management network element; or: the S-GW and the P-GW notify the PCRF, the PCRF notifies the AF, and the AF notifies the UE.
  • the AF can reserve the AF session resources successfully established by the UE.
  • this embodiment may further include S5aa after S5.
  • the S5aa and the P-GW initiate an IP Connectivity Access Network (IP-Connected Access Network, IP-CAN) session establishment process to the PCRF to notify the PCRF of the authorized eMPS information of the UE.
  • the PCRF can formulate the PCC according to the authorized eMPS information of the UE. Rule (PCC rule) and deliver the PCC rule to the P-GW.
  • PCC rule A specific example of the PCC rule is as follows: The user's eMPS information is mapped to the QoS (Quality of Service) carried by the user, including signaling bearers and user plane data bearers.
  • the PCRF can initiate a modification of the QoS bearer modification process, such as increasing the Allocation and Retention Priority (ARP).
  • ARP Allocation and Retention Priority
  • the PCRF can notify the PCEF to subscribe to the eMPS subscription data change notification event, and the specific expression of the message to be notified is not limited in this embodiment.
  • the PCRF adds a piece to the Change Reporting Action cell.
  • the value of the Start Reporting eMPS information, etc. (initiating the report eMPS information), so that the PDN GW (the PDN GW can be integrated with the PCEF in one network entity) can notify the PCRF when the eMPS subscription data of the UE changes, so that the PCRF can be changed according to
  • the subsequent eMPS subscription data of the UE modifies the QoS and/or charging rules of the UE.
  • the above PCEF can obtain the updated eMPS subscription data in the following manner: 1.
  • the PCEF sends the mobility management network element through the service gateway device. Sending the PCC to subscribe to the eMPS information change event; 2.
  • the mobility management network element learns that the subscription data changes, the mobility management network element transmits the latest eMPS information to the PDN GW through the serving gateway (the PDN GW can be combined with the PCEF), PDN The GW notifies the PCRF of the latest eMPS information.
  • the PCRF can update the PCC rule according to the eMPS information, and the PCRF can initiate a modification process of modifying the QoS for the eMPS information change.
  • the S5a and the P-GW send a Create Session Response message or a Modify bearer response message to the S-GW, and the S-GW forwards the Create Session Response message to the mobility management network element.
  • the message sent by the P-GW to the S-GW in S5a and the message sent by the S-GW to the mobility management network element may include a Change Reporting Action cell, so that the mobile device can make the mobile.
  • the sex management network element may report the updated eMPS subscription data to the PCC framework when the eMPS subscription data of the UE changes.
  • the P-GW, the S-GW, and the mobility management network element may prioritize the signaling of the UE according to the authorized eMPS information displayed or implicitly carried in the message.
  • this embodiment may further include S5b.
  • the S5b and the gateway device release the bearer resources of the low priority UE to ensure that the high priority UE can access.
  • the low priority UE is a UE that is not eMPS or a UE that is eMPS but has a lower eMPS Priority information.
  • the gateway device can preempt the resources according to the QoS of the UE to ensure that the QoS UE preferentially obtains resources. If the UEs with the same priority are congested, the gateway device may send a resource limited notification to the mobility management network element, and the mobility management network element notifies the UE that the resource is restricted; the gateway device may put the signaling of the UE into the queue. After queuing, the gateway device may send a Queue Indication message to the mobility management network element, and the mobility management network element sends a queuing indication message to the UE, so that the UE knows that it is in the queuing state and specific queuing information.
  • the mobility management network element After receiving the create session response message or modifying the bearer response message, the mobility management network element sends an Initial Context Setup Request message or a RAB ASSIGNMENT REQUEST message to the RAN.
  • the message includes eMPS information authorized by the UE, such as authorized eMPS Priority information.
  • this embodiment may optionally include S6b.
  • the RAN releases the bearer resources of the low-priority UE to ensure that the high-priority UE accesses the network. If the resources of the RAN are still limited after the resource is released, the UE with the same priority may be based on the QoS of the UE. Preempt resources to ensure that UEs with high QoS have priority in obtaining resources. If the RAN resource is still limited after the resource of the low priority UE is released, the RAN may notify the UE to queue it, and may also notify the mobility management network element that the resource is restricted, and is notified by the mobility management network element.
  • the UE resources are limited; the RAN may queue the initial context setup request message or the RAB allocation request message of the UE, and the RAN may send a Queue Indication message to the mobility management network element, where the mobile management network element
  • the UE sends a queuing indication message, so that the UE knows the queuing information, such as being in a queuing state and specific queue information.
  • the mobility management network element may notify the AF through the network element such as the S-GW, the P-GW, and the PCRF, and the AF reserves the AF session resource of the UE.
  • the process of notifying the UE of the queuing information may also be used in other manners, as described in the foregoing steps in this embodiment, and the description is not repeated here.
  • the mobility management network element or The gateway device or the RAN may start a timer for the queued UE, and the timing duration of the timer may be set according to the requested eMPS Priority information or the authorized eMPS Priority information, and the timing duration corresponding to the high priority may be greater than the timing duration corresponding to the low priority.
  • the timing durations corresponding to different priorities may also be the same.
  • AF can also use another way to know whether resources are restricted:
  • the PCRF subscribes to the bearer network for the event that the resource is satisfied. For example, the PCRF subscribes the resource to the PDN GW to meet the event.
  • the PCRF may send the resource not limited report to the PDN GW to indicate whether the PDN GW reports the resource limit report, and the PDN GW may also send the S-GW to the S-GW.
  • the network element such as the MME and the access network element sends a report event that the resource is restricted. Further, when the resource of the network element device is limited or the resource is not limited, the PCRF is limited by the S-GW, the P-GW, or the like, or the resource is not restricted, and the PCRF notifies the AF of the event that the resource is restricted.
  • the AF may reserve the AF session resource of the user, and record that the user is already in the queue state. Alternatively, the UE may also be notified that it is in the queued state. If the AF knows that the resource is not restricted, the AF is also You can notify the upper-layer application to re-apply the bearer resources of the current session.
  • the S7, the RAN, and the mobility management network element respectively send an access request accept message, that is, an eMPS access response message, to the UE.
  • the access request accept message may specifically be an Attach Accept message or a PDN Connectivity Accept message. This embodiment does not limit the specific message name of the access request accept message.
  • the RAN and/or the mobility management network element may include information indicating that the UE service priority access request is accepted in an access request accept message such as an Attach Accept message, a specific example: using The eMPS activated (eMPS activated) cell in the access request accept message or the added eMPS activated enumeration value in the Additional update result cell of the access request accept message indicates that the user service is preferentially accessed.
  • an access request accept message such as an Attach Accept message
  • the eMPS activated (eMPS activated) cell in the access request accept message or the added eMPS activated enumeration value in the Additional update result cell of the access request accept message indicates that the user service is preferentially accessed.
  • the implementation of the request for the specific access of the UE is not limited in this embodiment.
  • the UE in the second embodiment sends the UE-requested eMPS information to the network side, so that the mobility management network element can queue the UE signaling when the resource is limited, thereby avoiding mobility.
  • the management network element rejects the UE access phenomenon; the mobility management network element performs authorization processing on the eMPS information requested by the UE according to the eMPS subscription data of the UE, so that the UE can obtain a reasonable service priority access right;
  • the authorized eMPS information is used to formulate QoS, so that the UE with eMPS authority can have high priority QoS; in addition, the authorized eMPS information can make the mobility management network element, the gateway device, and the RAN resource-limited.
  • the UE is preferentially connected to the network; thus, the second embodiment implements eMPS.
  • Embodiment 3 A service implementation method for preferential access of user equipment in a 3GPP network.
  • the flow of the method is shown in Figure 3.
  • the Sl and the UE send an access request message to the network side through the RAN, where the RAN is eNodeB or NodeB.
  • the access request message includes eMPS information, where the eMPS information in the access request message may be referred to as eMPS information requested by the UE.
  • the eMPS information requested by the UE may be included in a Protocol Configuration Options (PCO) cell of the access request message.
  • the eMPS information requested by the UE may include at least one of an eMPS Indicator and an eMPS Priority information.
  • the eMPS Indicator can occupy one bit or multiple bits.
  • the eMPS Indicator can be represented by a specific string, such as 17950.
  • the RAN forwards the access request message to the mobility management network element.
  • RAN access request message forwarded to the mobility management network element It contains the eMPS information requested by the UE.
  • the eMPS information requested by the UE may be included in the PCO cell of the access request message forwarded by the RAN to the mobility management network element.
  • the mobility management network element sends an update location message to the home subscription data server.
  • the home registration data server After receiving the update location message, the home registration data server returns an update location response message to the mobility management network element.
  • the above update location response message includes UE subscription data.
  • the home subscription data server notifies the mobility management network element of the user equipment subscription data including the eMPS subscription data.
  • the mobility management network element sends a create session request message to the S-GW.
  • the S-GW sends a Create Session Request message or a Modify Bearer Request message to the P-GW.
  • the creation session request message or the modification bearer request message may include the eMPS subscription data of the UE.
  • the S5aa and the P-GW parse the PCO cell in the Create Session Request message or modify the bearer request message to obtain the eMPS information requested by the UE.
  • the P-GW initiates an IP-CAN session establishment process to the PCRF through the PCEF, and notifies the PCRF of the eMPS information requested by the UE. Alternatively, the P-GW may simultaneously notify the PCRF of the eMPS subscription data of the UE.
  • the PCRF After receiving the eMPS information requested by the UE, the PCRF authorizes the eMPS information requested by the UE according to the eMPS subscription data of the UE.
  • the eMPS subscription data used in the authorization process may be obtained by the PCRF from the message sent by the P-GW, or may be obtained by the PCRF from the SPR (User Contracted Database).
  • the PCRF may request to obtain the subscribed eMPS data of the UE, such as the contracted eMPS Priority information, from the SPR.
  • the PCRF authorizes the eMPS information requested by the UE according to the contracted eMPS Priority information, and delivers the authorization result and the PCC rule to the P-GW.
  • the QoS included in the PCC rule delivered by the PCRF may be the QoS requested by the PCRF from the SPR.
  • the authorization result may be displayed or implicitly sent to the P-GW.
  • the display indicates that the authorized eMPS Priority information is displayed as shown in the message, and the implicit delivery is performed by using the QoS information in the message to reflect the authorized eMPS Priority information.
  • the PCRF can deliver the authorized eMPS Priority information by extending the QoS Class Identifier (QCI) or Allocation and Retention Priority (ARP) in the QoS parameters.
  • QCI QoS Class Identifier
  • ARP Allocation and Retention Priority
  • the extended data segment, such as 16 ⁇ N bits, indicates the authorization eMPS Priority information.
  • This embodiment does not limit the specific implementation of the eMPS information after the PCRF sends the authorization to the P-GW.
  • the PCRF can also subscribe to the contracted eMPS information. The specific manner of the subscription is as described in the foregoing second embodiment, and the description is not repeated here.
  • the PCRF can perform the authorization process according to the updated eMPS information, and formulate the PCC rule according to the authorized eMPS Priority obtained by the re-authorization process, and issue the authorization result and the PCC rule.
  • the PCRF can initiate the IP-CAN session modification process.
  • the S5a and the P-GW send a create session response message or modify the bearer response message to the S-GW, and the S-GW continues to forward the create session response message to the mobility management network element.
  • the P-GW and the S-GW, the mobility management network element may prioritize the signaling of the UE according to the authorized eMPS information displayed or implicitly carried in the message.
  • the embodiment may further include S5b.
  • the gateway device releases the bearer resources of the low priority UE to ensure that the high priority UE can access.
  • the low priority UE is a UE that is not eMPS or a UE that is eMPS but has a lower eMPS Priority information. If the resources of the gateway device are still limited after the bearer resources of the low-priority UE are released, the gateway device can preempt the resources according to the QoS of the UE to ensure that the UE with high QoS preferentially obtains resources.
  • the gateway device may send a resource limited notification to the mobility management network element, and the mobility management network element notifies the UE that the resource is restricted; the gateway device may queue the UE into the queue, and the gateway The device may send a Queue Indication message to the mobility management network element, and the mobility management network element sends a queuing indication message to the UE, so that the UE knows that it is in the queuing state and specific queuing information.
  • the gateway device may also notify the AF, so that the AF reserves the AF session resources of the UE without releasing the AF session resources of the UE, and optionally, the AF may also notify the UE that it is in the queuing state.
  • the mobility management network element After receiving the session creation response message or modifying the bearer response message, the mobility management network element sends an initial context establishment request message or an RAB allocation request message to the RAN.
  • the message includes or implicitly includes eMPS information authorized by the UE, such as authorized eMPS Priority information.
  • this embodiment may optionally include S6b.
  • the RAN releases the bearer resources of the low-priority UE to ensure that the high-priority UE accesses the network. If the resources of the RAN are still limited after the resource is released, the UE with the same priority may be based on the QoS of the UE. To preempt resources for the UE, to ensure that the UE with high QoS preferentially obtains resources. If the UE with the same priority is congested, the RAN may notify the mobility management network element that the resource is restricted, and the mobility management network element notifies the UE that the resource is restricted; the RAN may allocate the initial context setup request message or the RAB of the UE.
  • the request message is queued in the queue, and the RAN may send a Queue Indication message to the mobility management network element, and the mobility management network element sends a queuing indication message to the UE, so that the UE learns the queuing information, such as being queued and specific. Queue information, etc.
  • the mobility management network element may notify the AF through the network element such as the S-GW and the P-GW to enable the AF session resource of the UE to be AF.
  • the AF may notify the UE that it is in the queue state, and the AF may pass the SIP.
  • the signaling or the like informs the UE that it is in a queued state.
  • the gateway device or the RAN may start a timer for the queued UE, and the timing of the timer may be based on the requested eMPS Priority information or the authorized eMPS Priority.
  • the information may be set.
  • the timing duration corresponding to the high priority may be greater than the timing duration corresponding to the low priority.
  • the timing durations corresponding to the different priorities may be the same.
  • the AF is aware of whether the resource is restricted, and may also be used to complete the event notification message that is limited by the subscription resource, as described in the previous embodiment 1, and details are not described herein again.
  • the RAN and the mobility management network element respectively send an access request accept message, that is, an eMPS access response message, to the UE.
  • the access request accept message may specifically be an attach accept message or a PDN connection setup accept message. This embodiment does not limit the specific message name of the access request acceptance message.
  • the RAN and/or the mobility management network element may include information indicating that the UE service priority access request is accepted in the access request accept message such as the attach accept message, and the specific example is implemented as described above. The description in the second example will not be repeated here.
  • the UE in the third embodiment sends the eMPS information requested by the UE to the network side, so that the PCRF can perform authorization processing on the eMPS information requested by the UE according to the eMPS subscription data of the UE, thereby ensuring that the UE can Obtain reasonable service priority access rights; PCRF establishes QoS by using authorized eMPS information to enable UEs with eMPS authority
  • the QoS may be of a high priority.
  • the authorized eMPS information may enable the mobility management network element, the gateway device, and the RAN to preferentially access the UE to the network when the resource is limited. eMPS.
  • Embodiment 4 A service implementation method for preferential access of user equipment in a 3GPP network. The flow of the method is shown in Figure 4.
  • the Sl and the UE send an access request message to the RAN, where the RAN is eNodeB or NodeB.
  • the request message sent by the UE to the RAN includes the requested eMPS information.
  • the RAN forwards the access request message to the mobility management network element.
  • the access request message forwarded by the RAN to the mobility management network element includes the eMPS information requested by the UE.
  • the access request message forwarded by the RAN to the mobility management network element may be specifically: an attach request message, or a PDN connection establishment request, and the like.
  • the mobility management network element receives the access request message forwarded by the RAN, and sends an update location message that may include the eMPS information requested by the UE to the home subscription data server.
  • the home subscription data server After receiving the update location message, the home subscription data server obtains the eMPS information requested by the UE from the update location message, and authorizes the eMPS information requested by the UE according to the locally stored eMPS subscription data of the UE.
  • the home-sending data server can be authorized according to the eMPS authorization processing policy, the specific example of the authorization process, and the eMPS authorization processing policy are as described in the foregoing second embodiment, and the description is not repeated here.
  • the home subscription data server allows the UE to access based on the eMPS information (i.e., the authorized eMPS information).
  • the home subscription data server returns an update location response message containing the user equipment subscription data or a subscription subscription data message to the mobility management network element.
  • the user equipment subscription data of the message contains the authorized eMPS information.
  • the mobility management network element sends a create session request message to the S-GW.
  • the S-GW sends a Create Session Request message or a Modify Bearer Request message to the P-GW.
  • the created session request message or the modified bearer request message includes the authorized eMPS information.
  • the authorized eMPS information may include at least one of an eMPS Indicator and an authorized eMPS Priority information.
  • the manner of carrying the eMPS information in the message may be as described in the access request message of the eMPS information requested by the UE, and the description is not repeated here.
  • the mobility management network element may notify the S-GW.
  • This embodiment does not limit the specific implementation manner in which the mobility management network element notifies the S-GW resource limitation.
  • the S-GW may use a paging message that does not send the user having the eMPS priority to the mobility management network element to slow down the congestion operation.
  • the ij S-GW can notify the P-GW.
  • This embodiment does not limit the specific implementation manner in which the S-GW notifies the P-GW of resource limitation.
  • the P-GW may perform the operation of slowing down the S-GW congestion. This embodiment does not limit the specific operations of the S-GW and the P-GW to reduce congestion.
  • the embodiment may further include S5aa after S5.
  • the S5aa and the P-GW initiate an IP-CAN session establishment process to the PCRF, and notify the PCRF of the authorized eMPS information of the UE.
  • the PCRF can formulate a PCC rule according to the authorized eMPS information of the UE, and issue a PCC rule to the P-GW. Lj.
  • the PCRF can also subscribe to eMPS subscription data information. Specific examples of formulating PCC rules, specific examples of subscriptions, and the like are as in the above embodiment The description of the second is not repeated here.
  • the S5a and the P-GW send a session creation response message or modify a bearer response message to the S-GW, and the S-GW forwards a session response message to the mobility management network element.
  • the message sent by the P-GW to the S-GW in S5a and the message sent by the S-GW to the mobility management network element may include a Change Reporting Action cell, so that the mobile device can make the mobile.
  • the sex management network element may report the updated eMPS subscription data to the PCC framework when the eMPS subscription data of the UE changes.
  • the embodiment may further include S5b.
  • the S5b and the gateway device release the bearer resources of the low priority UE to ensure that the high priority UE can access.
  • the low priority UE is a UE that is not eMPS or a UE that is eMPS but has a lower eMPS Priority information.
  • the gateway device can preempt the UE according to the QoS of the UE, so as to ensure that the UE with high QoS preferentially obtains resources. If the UEs with the same priority are congested, the gateway device may send a resource restriction notification to the mobility management network element, and the mobility management network element notifies the UE that the resource is restricted; the gateway device may put the signaling of the UE into the queue. The queuing, the gateway device may send a queuing indication message to the mobility management network element, and the mobility management network element sends a queuing indication message to the UE, so that the UE knows that it is in the queuing state and specific queuing information.
  • the mobility management network element After receiving the create session response message or modifying the bearer response message, the mobility management network element sends an initial context establishment request message or an RAB allocation request message to the RAN.
  • the message includes eMPS information authorized by the UE, such as authorized eMPS Priority information.
  • this embodiment may optionally include S6b.
  • the RAN releases the bearer resources of the low-priority UE to ensure that the high-priority UE accesses the network. If the resources of the RAN are still limited after the resource is released, the UE with the same priority may be based on the QoS of the UE. To preempt resources for the UE, to ensure that the UE with high QoS preferentially obtains resources. If the UEs with the same priority are congested, the RAN may notify the UE to be restricted and put it in the queuing state, or the RAN may notify the mobility management network element that the resource is restricted, and the mobility management network element notifies the UE that the resource is restricted.
  • the RAN may queue the UE in the queue, and the RAN may send a queuing indication message to the mobility management network element, and the mobility management network element sends a queuing indication message to the UE, so that the UE knows the queuing information, if it is in the queuing state and specific Queue information, etc.
  • the mobility management network element or the gateway device or the RAN may start a timer for the queued UE, and the timing of the timer may be according to the requested eMPS.
  • the priority information or the authorized eMPS Priority information is set, and the timing duration corresponding to the high priority may be greater than the timing duration corresponding to the low priority.
  • the timer expires, the UE can be processed as a normal UE.
  • the processing of S5b and S6b is consistent with the description in the previous embodiment, and the RAN side or the mobility management network element and the S-GW and the P-GW may notify the AF of the resource when the resource is limited. Limit, and if the user is in a queued state, the AF reserves the AF session resource of the user. Similarly, the timer can also be started on the AF. After the timer expires, if the user still has limited resources, the AF can release the session resources of the user.
  • whether the AF acquisition resource is restricted may also adopt an event notification manner in which the additional subscription resource is limited, as in the previous embodiment. As described, it will not be repeated here.
  • the S7, the RAN, and the mobility management network element respectively send an access request accept message, that is, an eMPS access response message, to the UE.
  • the access request accept message may specifically be an attach accept message or a PDN connection setup accept message. This embodiment does not limit the specific message name of the access request acceptance message.
  • the RAN and/or the mobility management network element may include information indicating that the UE service priority access request is accepted in the access request accept message such as the attach accept message, to indicate that the user service priority The access request is accepted.
  • the UE in the fourth embodiment sends the eMPS information requested by the UE to the network side, so that the RAN and the mobility management network element can queue the signaling of the UE when the resource is limited, thereby avoiding The RAN and the mobility management network element reject the UE access phenomenon; the home subscription data server performs authorization processing on the eMPS information requested by the UE according to the eMPS subscription data of the UE, thereby ensuring that the UE can obtain reasonable service priority access.
  • the PCRF establishes QoS by using the authorized eMPS information, so that the UE with eMPS authority can have high priority QoS; in addition, the authorized eMPS information enables the mobility management network element, the gateway device, and the RAN to be in the resource.
  • the UE is preferentially connected to the network; thus, Embodiment 4 implements eMPS.
  • Embodiment 5 A service implementation method for preferentially accessing a UE in a UE location update process of a 3GPP network.
  • the UE location update process such as the UE tracking area update process or the UE handover process, is described below with reference to FIG. 5, taking the UE handover process as an example to describe the service implementation method of this embodiment.
  • the Sl, the source radio access network element decides to initiate the handover.
  • the source radio access network element sends a handover requirement message to the source mobility management network element.
  • the optional handover request message may include the eMPS information of the UE, where the eMPS information of the UE is the eMPS information that is authorized by the source side, and the source radio access network element may be obtained by the method described in the foregoing Embodiment 2 to Embodiment 4.
  • the eMPS information after the source side is authorized.
  • the source radio access network element can preferentially process the handover requirement message of the UE.
  • the source mobility management network element sends a relocation request message to the target mobility management network element, where the relocation request message includes the eMPS information of the UE, where the eMPS information of the UE may be the eMPS information included in the handover requirement message.
  • the source-side authorized eMPS information obtained by the mobility management network element in the manner described in the foregoing Embodiment 2 to Embodiment 4 may also be used. If the source side eMPS information is different from the target side eMPS information, the source mobility management network element may directly send the eMPS information of the UE to the target mobility management network element in the relocation request message, and the source mobility management is performed.
  • the network element may first map the source side eMPS information to the target side configuration mode eMPS information, and then the source mobility management network element further includes the mapped eMPS information in the relocation request message to send to the target mobility management network element. .
  • the source mobility management network element may preferentially process the relocation request message of the UE.
  • the target mobility management network element After receiving the relocation request message, the target mobility management network element obtains eMPS information from the relocation request message. If the obtained eMPS information is not configured in the same manner as the local eMPS information, the target mobility management network element may map the obtained eMPS information to the eMPS information in the local configuration mode.
  • the mapping process may be implemented according to a pre-configured mapping table, or may be implemented according to a preset mapping algorithm. This embodiment does not limit the specific implementation process of the mapping.
  • the target mobility management network element sends a create session request message to the target S-GW, where the create session request message includes eMPS information.
  • the target mobility management network element may notify the target S-GW, for example, send a congestion message to the target S-GW.
  • Information, congestion information can be included in the Create Session Request message.
  • This embodiment does not limit the specific implementation manner in which the target mobility management network element notifies the target S-GW resource limitation.
  • the target S-GW may use a paging message that does not send the user having no eMPS priority to the target mobility management network element to slow down the congestion operation.
  • the target S-GW sends a create session response message to the target mobility management network element.
  • the target S-GW may preferentially process the create session response message of the UE. If the target S-GW resource is limited, the target S-GW may notify the target P-GW.
  • This embodiment does not limit the specific implementation manner in which the target S-GW notifies the target P-GW that the resource is limited.
  • the target P-GW may perform the operation of mitigating the target S-GW congestion, for example, only sending the downlink data of the user with the eMPS priority to the target S-GW.
  • the packet does not deliver downlink packets of the user that does not have the eMPS priority to the target S-GW. This embodiment does not limit the specific operation of the target P-GW to reduce congestion.
  • the target mobility management network element sends a handover request message to the target access NE.
  • the switch request message may include the
  • the target mobility management network element may preferentially process the handover request message of the UE.
  • the target access NE sends a handover request acknowledgement message to the target mobility management network element.
  • the target access NE may preferentially process the handover request acknowledgement message of the UE.
  • the target mobility management network element sends a request message for creating an indirect data forwarding tunnel to the target S-GW.
  • the creating the indirect data forwarding tunnel request message may include the eMPS information of the UE.
  • the target S-GW may preferentially process the creation of the indirect data forwarding tunnel request message of the UE.
  • the target mobility management network element may notify the target S-GW in S6, for example Congestion information is sent to the target S-GW, and the congestion information may be included in the Create Indirect Data Forwarding Tunnel Request message.
  • the target S-GW may perform an operation of slowing down the congestion of the target mobility management network element.
  • the target S-GW sends an indirect data forwarding tunnel response message to the target mobility management network element.
  • the target S-GW may preferentially process the creation of the indirect data forwarding tunnel response message of the UE. If the target S-GW resource is limited and the target S-GW does not send congestion information to the target P-GW in S4a, the target S-GW may notify the target P-GW in S6a. This embodiment does not limit the specific implementation manner in which the target S-GW notifies the target P-GW that resources are limited. After receiving the resource-limited notification sent by the S-GW, the target P-GW may perform an operation of slowing down the target S-GW congestion.
  • the target mobility management network element sends a forwarding relocation request message to the source mobility management network element.
  • the target mobility management network element may preferentially process the forwarding relocation request message of the UE.
  • the source mobility management network element sends a request message for creating an indirect data forwarding tunnel to the source S-GW.
  • the source mobility management network element may preferentially process the creation of the indirect data forwarding tunnel request message of the UE.
  • the source S-GW sends an indirect data forwarding tunnel response message to the source mobility management network element.
  • the source S-GW may preferentially process the creation of the indirect data forwarding tunnel response message of the UE.
  • the source mobility management network element sends a handover command to the source access NE.
  • the source access NE sends a handover command to the UE.
  • Both the source mobility management network element and the source access network element can preferentially process the handover command of the UE.
  • the subsequent information exchange process can be used to implement the handover. This embodiment does not limit the information interaction process in the subsequent handover process.
  • the target mobility management network element may send a context to the source mobility management network element. The message is obtained, and the eMPS information after the source side authorization is obtained.
  • the target mobility management network element may notify the target S-GW and the target P-GW of the target S-GW and the target P by establishing a session process with the target S-GW and the target P-GW.
  • the GW can preferentially process the tracking area update of the UE.
  • the target mobility management network element may also notify the target access network element of the eMPS information when the S1 connection or the IU connection is established with the target access network element, so that the target access network element can preferentially process the tracking area of the UE. Update.
  • the source side sends the eMPS information to the target side in the fifth embodiment, so that the service of the UE can obtain the service priority access right on the target side, so that the UE can preferentially access during the location update process.
  • the internet
  • Embodiment 6 The method of the home registration data server notifying the mobility management network element to modify the contracted eMPS information, the flow of the method is as shown in FIG. 6.
  • the Sl and the home subscription data server send an insertion subscription data message to the mobility management network element to update the subscription data of the user, and the insertion subscription data message includes the subscribed eMPS information of the updated UE.
  • the mobility management network element obtains the subscription eMPS information of the UE from the received insertion subscription data message. Further, the contracted eMPS information of the locally stored UE may be modified according to the acquired subscription eMPS information of the UE, and the mobility management network element may The home subscription data server sends an insertion subscription data confirmation message.
  • a specific example of the mobility management network element modifying the subscribed eMPS information of the locally stored UE is: if the UE is changed from the eMPS user to the non-eMPS user, the mobility management network element may delete the locally stored eMPS information of the UE, and The UE is processed as a normal UE. For example, when the resource is limited, the mobility management network element may also deactivate some or all of the UE.
  • the mobility management network element may notify the S-GW of the subscribed eMPS information of the updated UE, and notify the P-GW by the S-GW, so that the S-GW and the P are
  • the GW can maintain the bearer of the UE according to the changed subscription eMPS information. For example, when resources are limited, some or all of the UE's bearers are deactivated.
  • the P-GW may also notify the PCRF of the updated eMPS information, and the PCRF generates an updated PCC rule, and the PCRF initiates a modification of the QoS bearer modification process to increase or decrease the priority of some or all of the eMPS users.
  • the home subscription data server in the sixth embodiment notifies the mobility management network element to modify the subscription eMPS information, so that the subscription eMPS information stored in the mobility management network element is in the home subscription data server.
  • the stored contracted eMPS information is consistent; the mobility management network element notifies the S-GW of the changed subscription eMPS information, and the S-GW notifies the P-GW, so that the S-GW and the P-GW can be changed according to the changed subscription.
  • the eMPS information modifies the bearer of the UE, so that the bearer of the UE on the core network side has priority service.
  • Embodiment 7 A service implementation method for preferential access of user equipment in a WiMAX network.
  • priority service information can be referred to as ETS information. The flow of the method is shown in Figure 7.
  • the Sl, MS (User Equipment) sends an Access Request message to the BS (Base Station) to request initial access to the WiMAX network.
  • the access request message may include the ETS information requested by the MS, where the access request message may be an RNG-REQ (Ranging Request, Ranging Request) message, or may be a Subscriber Station Basic Capability Request. SBC-REQ) message.
  • the BS sends a pre-attach request message to the Access Service Network Gateway (ASN-GW).
  • the pre-attach request message may include ETS information requested by the MS.
  • the BS can be based on the received access.
  • the ETS priority information included in the message is used to preferentially process the signaling of the MS, for example, the BS preferentially transmits the pre-attach request message of the MS, and, for example, when the BS returns the RNG-RSP or SBC-RSP message to the MS, Send it, etc.
  • This embodiment does not limit the content specifically included in the priority processing.
  • S3 The authentication and authorization process, and notify the BS of the ETS information after the MS authorization in the authentication and authorization process.
  • S3 specifically includes the following S3a, S3b, S3c, S3d, S3e, and S3f.
  • MS exchanges messages with BS and ASN-GW for Extensible Authentication Protocol (EAP) authentication and authorization preparation.
  • EAP Extensible Authentication Protocol
  • the S3b and the ASN-GW send an access request message to the AAA server, where the access request message includes the ETS request requested by the MS.
  • the S3c, the MS, and the AAA server perform the EAP method for authentication and authorization, and at the same time, the AAA server signs the contract according to the MS.
  • the ETS information is ETS authorized for the ETS information requested by the MS to determine the ETS information of the MS after authorization, such as the authorized ETS priority.
  • the AAA server may adopt an authorization processing policy, and the authorization processing policy may be as described in the foregoing embodiment. This embodiment does not limit the specific implementation manner in which the AAA server uses the authorization processing policy for authorization.
  • the AAA server may include the authorized ETS information, such as the authorized ETS priority, in the Access Accept message, and send the message to the ASN-GW.
  • the AAA server may include the ETS priority access failure indication and/or the cause value in the Access Reject message and send it to the ASN-GW.
  • the AAA server may also send the ETS execution policy information to the ASN-GW.
  • ETS performs policy information such as operations that should be performed when resources are limited.
  • a specific example of this operation is: when the resource is limited, the bearer resource of the non-ETS user is allowed to be released, and/or when the resource is limited, the user with the ETS priority should be preferentially allocated the bearer resource according to the authorized ETS priority information.
  • This embodiment does not limit the content specifically included in the ETS execution policy information.
  • the S3e and the ASN-GW send an EAP-Transfer (EAP Transport) message to the BS.
  • EAP-Transfer message may include authorized ETS priority information.
  • the EAP-Transfer message may include an ETS priority access failure indication and/or a cause value.
  • the EAP-Transfer message further includes ETS execution policy information.
  • the BS sends a PKMv2-RSP (Authentication Complete) message to the MS.
  • PKMv2-RSP Authentication Complete
  • the BS may preferentially process the signaling of the MS, for example, the BS priority A P MV2-RSP message is sent to the MS.
  • the BS may perform an ETS authorization failure processing on the MS, such as denying the MS to access the network. In a case where the BS resource is limited, the BS may perform a corresponding operation according to the ETS execution policy information, such as releasing the bearer resource of the non-ETS user.
  • the BS resource is still limited after releasing the bearer resource of the non-ETS user, A plurality of MSs that authorize ETS priority information, and the BS performs differentiated resource allocation processing on the MS according to the ETS priority information or the QoS information of each MS. For example, the BS may first satisfy the resource requirement of the MS with a high ETS priority. If there are remaining resources, the BS then allocates resources for MSs with low ETS priority.
  • the above ETS execution policy information may be set by the ASN-GW and/or the AAA server, or may be locally set by the BS.
  • the execution policy information of the ETS may be the execution policy information of the ETS priority access success, or may be the execution of the ETS priority access failure.
  • Line policy information A specific example of the ETS execution policy information is: in the case of an ETS authorization failure, allowing the MS to access the network again, the attempt interval and/or the number of attempts, etc., or in the case of an ETS authorization failure, allowing the MS to follow the normal
  • the MS accesses the network, or allows the release of bearer resources of non-ETS users, etc., if the ETS authorization is successful and resources are limited.
  • each network entity may preferentially process the signaling of the MS according to the ETS information requested by the MS or the signed ETS information of the MS or the ETS information after the authorization.
  • a Key exchange operation and a network registration operation are performed between the MS and the ASN-GW.
  • the ASN-GW may perform key exchange operation and network registration operation for the MS priority signaling according to the ETS information after the MS is authorized.
  • An initial service flow (ISF) and/or a pre-provisioned service flow (PPSF) setup operation is performed between the MS, the BS, and the ASN-GW.
  • ISF initial service flow
  • PPSF pre-provisioned service flow
  • the BS and the ASN-GW may perform ISF and/or PPSF establishment operations preferentially for the MS according to the ETS information after the MS is authorized. Alternatively, when the BS and/or ASN-GW resources are limited, the BS and/or the ASN-GW may perform corresponding operations according to the ETS execution policy information.
  • the MS obtains an IP address assigned by the network from the ASN-GW through the BS.
  • the ASN-GW initiates an IP-CAN session establishment operation, and sends an IP-CAN session establishment request message containing the authorized ETS information to the PCRF.
  • the PCRF sends PCC rule information to the AAA server, and requests the subscription data of the MS.
  • the AAA server sends a response message including the subscription data of the MS to the PCRF.
  • the PCRF sends an IP-CAN session establishment response message to the ASN-GW, where the message includes the PCC rule determined by the PCRF, and the IP-CAN session is established.
  • the S1K ASN-GW installs the PCC rule according to the received IP-CAN session establishment response message, and initiates the modification operation of the ISF and/or PPSF according to the PCC rule.
  • the MS in the seventh embodiment sends the ETS information requested by the MS to the network side, so that the AAA server on the network side can authorize the ETS information requested by the MS according to the ETS subscription data of the MS. Ensure that the MS can obtain reasonable service priority access rights; the authorized ETS information is sent to the BS in the authentication and authorization process, and the gateway device and the BS can perform signaling and authentication authorization on the MS in the authentication and authorization process.
  • the signaling of the MS is prioritized, so that the MS can be preferentially connected to the network, and the ETS is implemented.
  • Embodiment 8 is a service implementation method for preferential access of user equipment in a WiMAX network.
  • the flow of the method is shown in Figure 8.
  • the Sl and the MS send an access request message to the BS to request initial access to the WiMAX network.
  • the access request message includes the ETS information requested by the MS, where the access request message may be an RNG-REQ message or an SBC-REQ message.
  • the BS sends a pre-attach request message to the ASN-GW.
  • the pre-attach request message includes the ETS information requested by the MS.
  • the BS may preferentially process the access request information of the MS according to the ETS information of the MS request included in the received access request message, for example, the BS preferentially sends the pre-attach request message of the MS, and then, for example, the BS continues.
  • the priority transmission process is also performed.
  • S3 the certification and authorization process.
  • S3 may specifically include the following S3a, S3b, S3c, S3d, S3e, and S3f.
  • the S3a and the MS exchange messages with the BS and the ASN-GW to prepare for EAP authentication and authorization.
  • the S3b and the ASN-GW send an access request message to the AAA server, where the access request message includes the ETS information requested by the MS.
  • the ASN-GW may preferentially send an access request message to the AAA server according to the ETS information requested by the MS.
  • the S3c, the MS, and the AAA server perform the EAP method for authentication and authorization.
  • the AAA server also performs ETS authorization on the ETS information requested by the MS according to the contracted ETS information of the MS, so as to determine the ETS information after the MS is authorized, such as the authorized ETS priority.
  • the AAA server can preferentially authenticate and authorize the MS according to the ETS information requested by the MS.
  • the AAA server may adopt an authorization processing policy, and the authorization processing policy may be as described in the foregoing embodiment. This embodiment does not limit the specific implementation manner in which the AAA server uses the authorization processing policy for authorization.
  • the AAA server may include the authorized ETS information, such as the authorized ETS priority, in the Access Accept message, and send the message to the ASN-GW.
  • the AAA server may include the ETS priority access failure indication and/or the cause value in the Access Reject message and send it to the ASN-GW.
  • the AAA server can preferentially process the access accept message of the MS according to the authorized ETS priority.
  • the AAA server may also send the ETS execution policy information to the ASN-GW.
  • the ETS execution policy information is as described in the above embodiment, and the description is not repeated here.
  • the S3e and ASN-GW send an EAP-Transfer (EAP Transport) message to the BS.
  • the ASN-GW may preferentially send an EAP transmission message to the BS according to the authorized ETS priority information.
  • the S3f and the BS send a PKMv2-RSP (Authentication Complete) message to the MS.
  • PKMv2-RSP Authentication Complete
  • the ASN-GW may perform key exchange operation and network registration operation for the MS priority signaling according to the ETS information after the MS is authorized.
  • S5 specifically includes the following S5a, S5b, S5c, S5d, S5e, and S5f.
  • the S5a and the ASN-GW send a Path_Regj eq (Data Path Registration Request message) message to the BS, and the Path_Reg_Req message includes the authorized ETS priority information or the ETS priority access failure indication and/or the cause value.
  • the Path_Reg_Req message further includes ETS execution policy information.
  • the S5b and the BS After receiving the Path_Reg_Req message, the S5b and the BS send a DSA-REQ message to the MS.
  • the BS may preferentially process the signaling of the MS according to the authorized ETS priority information in the Path_Regjleq message, such as preferentially sending the DSA-REQ message of the MS.
  • the MS sends a DSA-RSP message to the BS.
  • the S5d and the BS After receiving the DSA-RSP message, the S5d and the BS send a Path__Reg_Rsp message to the ASN-GW.
  • the BS may preferentially process the signaling of the MS according to the authorized ETS priority information, such as preferentially sending the Path_Reg_Rsp message of the MS.
  • the S5e and the ASN-GW After receiving the Path_Reg_Rsp message, the S5e and the ASN-GW return a Path_Reg_Ack message to the BS.
  • the S5f and the BS After receiving the Path_Reg-Ack message, the S5f and the BS send a DSA-Ack message to the MS.
  • the BS may preferentially process the signaling of the MS according to the authorized ETS priority information, such as preferentially sending the DSA-Ack message of the MS.
  • the BS and/or the ASN-GW may perform corresponding operations according to the ETS execution policy information.
  • the MS obtains, by the BS, an IP address assigned by the network from the ASN-GW.
  • the ASN-GW initiates an IP-CAN session establishment operation, and sends an IP-CAN session establishment request message containing the authorized ETS information to the PCRF.
  • the PCRF sends the PCC profile information to the AAA server, and requests the MS to sign the data.
  • the AAA server sends a response message including the MS subscription data to the PCRF.
  • the PCRF sends an IP-CAN session establishment response message to the ASN-GW, where the message includes the PCC rule determined by the PCRF, and the IP-CAN session is established.
  • the ASN-GW installs the PCC rule according to the received IP-CAN session establishment response message, and initiates the modification operation of the ISF and/or PPSF according to the PCC rule.
  • the MS in the eighth embodiment sends the ETS information requested by the MS to the network side, so that the AAA server on the network side can authorize the ETS information requested by the MS according to the ETS subscription data of the MS. Ensure that the MS can obtain reasonable service priority access rights; the authorized ETS information is sent to the ASN-GW during the authentication and authorization process, and is sent by the ASN-GW to the BS during the ISF and/or PPSF establishment process.
  • the gateway device may preferentially process the signaling of the MS in the authentication and authorization process, so that the gateway device and the BS may prioritize the signaling of the MS in the ISF and/or PPSF establishment process and the subsequent process, so that the priority may be prioritized
  • the MS accesses the network and implements ETS.
  • Embodiment 9 A service implementation method for preferential access of user equipment in a WiMAX network. The flow of the method is shown in Figure 9.
  • the Sl and the MS send an RNG-REQ message to the BS to instruct the BS to activate the MS, that is, instruct the BS to cause the MS to exit the Idle state.
  • the RNG-REQ message contains the ETS information requested by the MS.
  • the BS sends an IM_Exit_State_Change_Req (Idle State Exit Change Request) message to the Data Path Function (DPF) entity of the Serving ASN-GW, and the IM_Exit_State_Change_Req message includes the ETS information requested by the MS.
  • the BS may preferentially process the IM-Exit_State_Change_Req message of the MS according to the ETS priority information of the MS request included in the RNG-REQ message, for example, the BS preferentially sends the Idle state exit of the MS to the DPF. Request message.
  • Serving ASN-GW's Relay Paging Controller forwards the Idle Status Exit Change Request message to the Anchor Paging Controler (Anchor Paging Controller, Anchor PC or APC).
  • the Idle Status Exit Change Request message may be forwarded by multiple Relay PCs and transmitted to the Anchor PC.
  • the relay PC may preferentially process the Idle state exit change request message of the MS according to the ETS priority information of the MS request included in the Idle state exit change request message.
  • the Anchor PC/Local Register (Location Register, LR) sends a Context_Req (Context Request) message to the Anchor Authenticator after receiving the Idle Status Exit Change Request message.
  • the context request message contains the ETS information requested by the MS.
  • the Anchor Authenticator obtains the ETS information requested by the MS from the received context request message, and authorizes the ETS information requested by the MS according to the contracted ETS information of the MS, and obtains the ETS information after the authorization, and the authorized ETS information can be To sign the ETS priority information or the ETS priority information requested by the MS or the ETS priority information set by default.
  • the above-mentioned contracted ETS priority information is the ETS priority information in the user context information saved in the Anchor Authenticator.
  • the Anchor Authenticator sends a Context-Rpt (Context Report) message containing the authorized ETS information to the Anchor PC/LR.
  • the Anchor Authenticator can prioritize the context report message based on the authorized ETS priority information.
  • the anchor Authenticator may adopt an authorization processing policy, and the authorization processing policy may be as described in the foregoing embodiment. This embodiment does not limit the specific implementation manner in which the Anchor Authenticator uses the authorization processing policy for authorization.
  • the Anchor PC/LR After receiving the context report message, the Anchor PC/LR sends the message to the DPF of the Serving ASN-GW.
  • Idle—Exit_State—Change— Rsp (Idle Status Exit Change Response) message the Idle Status Exit Change Response message contains the authorized ETS information.
  • the ASN-GW of the relay PC through which the Idle state exits the change response message flows may preferentially process the Idle state exit change response message of the MS according to the authorized ETS priority information included in the Idle state exit change response message.
  • the DPF/Relay PC of the Serving ASN-GW After receiving the Idle state exit change response message, the DPF/Relay PC of the Serving ASN-GW sends an Idle state exit change response message to the BS, and the Idle state exit change response message includes the authorized ETS information.
  • the DPF Relay PC can preferentially process the Idle Status Exit Change Response message based on the authorized ETS priority information.
  • the BS may preferentially process the signaling of the MS according to the authorized ETS information included in the Idle state exit change response message.
  • the BS initiates the DP registration process.
  • the BS sends a Path-Reg-Req message to the DPF of the Serving ASN-GW.
  • the Path_Reg_Req message includes the authorized ETS information, such as the authorized ETS priority information.
  • the BS can preferentially initiate the DP registration process according to the authorized ETS priority information.
  • the BS may perform corresponding operations according to the ETS execution policy information.
  • the DPF of the Serving ASN-GW forwards the Path_Reg_Req message to the Anchor DPF.
  • the forwarded Path_Reg_Req message contains the authorized ETS information.
  • the Path-Reg-Req message may be forwarded through multiple Relay DPFs (DPF trunks) from the DPF of the Serving ASN-GW to the Anchor DPF.
  • DPF trunks DPF trunks
  • the ASF of the Serving ASN-GW and the ASN where the Relay DPF is located The GW can preferentially process the Path-Reg_Req message of the MS according to the authorized ETS priority information.
  • the Anchor DPF sends a Path-Reg-Rsp (Data Path Registration Reply message) to the DPF of the Serving ASN-GW.
  • the Anchor DPF can perform corresponding operations according to the ETS execution policy information.
  • the Path_Reg_Req message does not include the authorized ETS information in S9
  • the Path_Reg_Rsp message may include the authorized ETS information, thereby notifying the authorized ETS information to the message flowing through.
  • Relay DPF the ASN-GW where the relay DPF that the message flows may preferentially process the Path-Reg-Rsp of the MS according to the authorized ETS priority information.
  • the Serving ASN-GW sends a Path_Reg_Req message to the BS.
  • the Serving ASN-GW can preferentially send a Path-Reg-Req message to the BS according to the authorized ETS priority information.
  • the BS sends an RNG-RSP message to the MS.
  • the BS may preferentially send an RNG-RSP message to the MS according to the authorized ETS priority information.
  • the network re-entry process of the MAC layer is performed between the MS and the BS, that is, the network re-entry process of layer 2, to re-establish the air interface connection.
  • the BS resource is limited, the BS may perform corresponding operations according to the ETS execution policy information.
  • the S14a, the BS, and the DPF of the Serving ASN-GW perform an R6 key update procedure.
  • the DPF of the BS and the Serving ASN-GW can preferentially perform the R6 key update process according to the authorized ETS priority information.
  • S14b, Serving ASN-GW's DPF and Anchor Authenticator perform the R4 key update process. Both the DPF and the Anchor Authenticator of the Serving ASN-GW can preferentially perform the R4 key update process according to the authorized ETS priority information.
  • the BS sends a Path_Reg ⁇ Ack (Path Registration Answer) message to the DPF of the Serving ASN-GW.
  • the BS may preferentially send a path registration response message according to the authorized ETS priority information.
  • the BS may perform corresponding operations according to the ETS execution policy information.
  • the DPF of the Serving ASN-GW sends a Path_Reg_Ack message to the Anchor DPF.
  • the DPF of the Serving ASN-GW can preferentially send a path registration response message according to the authorized ETS priority information.
  • the Anchor DPF sends a Delete-MS_Entry (Delete MS Information) request message to the Anchor PC to instruct the Anchor PC to delete the Idle information of the MS recorded by the Anchor PC.
  • the Anchor DPF can preferentially send a Delete MS Information Request message to the Anchor PC based on the authorized ETS priority information.
  • the Anchor PC sends a Delete-MS-Entiy response message to the Anchor DPF.
  • the MS in the ninth embodiment sends the ETS information requested by the MS to the network side, so that the Anchor Authenticator on the network side can authorize the ETS information requested by the MS according to the ETS subscription data of the MS.
  • the MS can obtain reasonable service priority access rights; the authorized MS information can pass through the DPF, Relay DPF, Anchor DPF and BS of the Serving ASN-GW, so that the network entities through which the authorized MS information flows can be
  • the signaling of the MS is preferentially processed, so that the MS can be preferentially accessed to the network, and the ETS is implemented.
  • the foregoing Embodiment 2 to Embodiment 9 are described by taking the priority service information requested by the terminal device according to the subscription priority service information of the terminal device as an example. If the authorization process is not required, only the subscription priority service information or the terminal device request is required. The priority service information is used to determine whether the terminal device is allowed to preferentially access the network.
  • the specific implementation process is basically the same as the description of the foregoing Embodiment 2 to Embodiment 9, except that the operation related to the authorization is removed, and the specific process is not detailed here. Description.
  • the authorization result in the foregoing Embodiment 2 to Embodiment 9 can be applied to the implementation process of the subsequent other services of the terminal device, that is, on the network side.
  • the network element such as the RAN, the mobility management network element, and the gateway device learns that the UE has the priority access right, if the UE requests the access network again or requests the resource again, if the resource of the network element is limited, The UE can still obtain the priority access service, such as the network element queuing the UE, or preferentially processing the signaling of the UE, and the like.
  • Embodiment 10 A service implementation device.
  • the apparatus may be a mobility management network element, a home subscription data server, a policy and accounting decision entity, an authentication authorization accounting server, or an anchor authentication server.
  • the device is shown in Figure 10.
  • the apparatus of Figure 10 includes a receiving module 1000 and a control module 1010.
  • the device further includes a first transmission module 1020.
  • the apparatus further includes: at least one of a queuing module 1030 and a congestion control module 1040 and a third control module 1060.
  • the device may further include: a conversion sub-module 1014.
  • the device in this embodiment is an authentication and authorization charging server, the device further includes: a second transmission unit 1050.
  • the receiving module 1000 is configured to receive an access request message, where the access request message is used to request to connect the terminal device to the network.
  • the access request message here can have various manifestations, as described in the above embodiment. This embodiment does not limit the specific manifestation of the access request message.
  • the access request message received by the receiving module 1000 may be a terminal device Transmitted by the wireless access network element.
  • the access request message received by the receiving module 1000 may be sent by the terminal device through the radio access network element and the mobility management network element.
  • the access request message received by the receiving module 1000 may be sent by the terminal device through the base station and the access service network gateway. of.
  • the access request message when the access request message is sent to the receiving module 1000 through at least two hops (that is, through the intermediate network element), the access request message may generate a message name, a message content, and a message protocol format at the intermediate network element. Such changes.
  • the access request message received by the receiving module 1000 may include the priority service information requested by the terminal device.
  • the specific example is as described in the foregoing embodiments of the method, and the description is not repeated here.
  • the specific service content of the priority service information, the subscription priority service information of the terminal device, and the priority service information of the terminal device are as described in the foregoing embodiments of the foregoing method, and the description is not repeated herein.
  • the control module 1010 is configured to allow the terminal device to preferentially access the network according to the obtained priority service information of the terminal device, and perform an operation of preferentially accessing the terminal device to the network; that is, determining, according to the obtained priority service information of the terminal device, The terminal device is allowed to access the network preferentially. If the terminal device is allowed to access the network preferentially, the operation of preferentially accessing the terminal device to the network is performed. Otherwise, the terminal device is prohibited from preferentially accessing the network.
  • the operation performed by the control module 1010 to preferentially access the terminal device to the network includes: prioritizing signaling of the terminal device, and/or transmitting information to the other network device that allows the terminal device to preferentially access the network, so as to enable Other network devices that receive the information perform an operation of preferentially accessing the terminal device to the network, and the like.
  • This embodiment does not limit the specific implementation manner in which the control module 1010 preferentially accesses the terminal device to the network and the signaling priority processing for the terminal device.
  • the control module 1010 may further send the priority service execution policy information together with the information that allows the terminal device to preferentially access the network.
  • Priority service execution policy information such as operations that should be performed if resources are limited.
  • the priority service information of the terminal device acquired by the control module 1010 may include: priority service information requested by the terminal device, or subscription priority service information of the terminal device, or priority service information after authorization, that is, the control module 1010 may obtain the request of the terminal device.
  • priority service information When the service information is prioritized, it is determined that the terminal device has the priority service right, and the terminal device is allowed to preferentially access the network.
  • the control module 1010 may also determine that the terminal device has the priority service right when acquiring the subscription priority service information of the terminal device. The terminal device is allowed to preferentially access the network.
  • the control module 1010 can also determine that the terminal device has the priority service right when the terminal device is authorized to obtain the priority service right, and allows the terminal device to preferentially access the network.
  • the above-mentioned post-authorization priority service information may be: priority service information obtained by authorizing and processing the priority service information requested by the terminal device by using the subscription priority service information of the terminal device.
  • the post-authorization priority service information obtained by the control module 1010 may be the authorized priority service information obtained after the receiving module 1000 receives the access request message sent by the terminal device for the current service, or may be the receiving module.
  • the priority service information obtained by the authorization is obtained, that is, the authorization processing result for the previous service of the terminal device can be applied to the subsequent operation of the terminal device.
  • the subsequent service here may be a subsequent service within a predetermined time interval, or may be a subsequent service for a predetermined type or the like.
  • the above control module 1010 may include: a first control submodule 1011 or a second control submodule 1012.
  • the first control sub-module 1011 is configured to obtain the terminal device subscription data.
  • the terminal device subscription data includes the subscription priority service information
  • the terminal device is allowed to preferentially access the network according to the subscription priority service information.
  • the second control sub-module 1012 is configured to obtain the terminal device subscription data, and perform authorization processing on the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the subscription data of the terminal device, according to the authorization
  • the priority service information allows the terminal device to preferentially access the network.
  • the second control sub-module 1012 may adopt an authorization processing policy in the authorization processing process.
  • a specific example of the authorization processing policy is as described in the foregoing embodiments of the method, and is not described in detail herein.
  • the second control sub-module 1012 can obtain the terminal device subscription data from the information stored locally by the device.
  • the second control sub-module 1012 may obtain the terminal device subscription data from the user subscription database, and the second control sub-module 1012 may also obtain the terminal device subscription data from the message sent by the gateway device. .
  • the second control sub-module 1012 is as shown in FIG. 10A.
  • the second control sub-module 1012 in FIG. 10A includes: a synchronization unit 10123 and a transmission unit 10124.
  • the second control submodule 1012 further includes: a searching unit 10121 and an authorization unit 10122.
  • the searching unit 10121 is configured to search for the terminal device subscription data in the information stored locally by the mobility management network element, and if the terminal device subscription data is found, output the found terminal device subscription data, otherwise, request the information from the home subscription data server.
  • the terminal device subscription data outputs the terminal device subscription data requested from the home subscription data server.
  • the terminal device subscription data stored locally by the mobility management network element includes the terminal device subscription data that is synchronously modified by the synchronization unit 10123 when the subscription subscription data server changes.
  • the authorization unit 10122 is configured to receive the terminal device subscription data output by the search unit 10121, and perform authorization processing on the priority service information requested by the terminal device included in the access request message according to the subscription priority service information included in the terminal device subscription data, according to the authorization.
  • the post-priority service information allows the terminal device to preferentially access the network.
  • the synchronization unit 10123 is configured to synchronously modify the terminal device subscription data stored locally by the mobility management network element according to the notification that the subscription priority service information of the home subscription data server changes.
  • the transmitting unit 10124 is configured to transmit the changed subscription priority service information to the gateway device, that is, the terminal device subscription data that is synchronously modified by the synchronization unit 10123 is transmitted by the transmission unit 10124 to the gateway device, so that the gateway device according to the changed subscription priority service information Maintain the bearer of the terminal device.
  • This embodiment does not limit the specific implementation manner in which the transmission unit 10124 sends the changed subscription priority service information to the gateway device.
  • the first transmission module 1020 is configured to transmit the post-authorization priority service information determined by the second control sub-module 1012 to at least one of another network device, such as a mobility management network element, a radio access network element, and a gateway device, to make the mobile At least one of the sex management network element, the radio access network element, and the gateway device performs a priority access operation for the terminal device.
  • another network device such as a mobility management network element, a radio access network element, and a gateway device, to make the mobile At least one of the sex management network element, the radio access network element, and the gateway device performs a priority access operation for the terminal device.
  • the priority access operation may be: releasing the bearer resource of the terminal device not provided with the priority service right; separating the terminal device not provided with the priority service right; and setting the terminal device having the priority service right for each terminal device according to each terminal device
  • the quality of the bearer is used to allocate resources to the terminal device; the signaling of the terminal device is queued in the queue, and the terminal information of the terminal device is notified by the mobility management network element or notified by the policy and charging decision entity and the application function unit
  • the terminal device queues information; and notifies the application function unit to reserve at least one of session resources of the terminal device, and the like.
  • the first transmission module 1020 may send the priority service execution policy information to the radio access network element together with the post-authorization priority service information.
  • Priority processing here is such as priority transmission and/or priority resource allocation.
  • the first transmission module 1020 may transmit the post-authorization priority service information to the gateway device, and the gateway device transmits the mobility management network element to the mobility management network element by mobility.
  • the management network element transmits the authorized priority service information to the radio access network element, so that the gateway device and/or the mobility management network element and/or the radio access network element can preferentially process the signaling of the terminal device, so as to enable The terminal device can access the network as soon as possible.
  • the first transmission module 1020 may relay the authorized priority service information to the service access service network gateway through the paging controller, so that the paging controller is The gateway and/or the service access service network gateway may preferentially process the signaling of the terminal device, so that the terminal device can access the network as soon as possible.
  • the queuing module 1030 is configured to: when the mobility management network element resource is limited, if the signaling received by the mobility management network element includes the priority service information requested by the terminal device or the priority service information after the authorization, the terminal device is used. The signaling is placed in the queuing queue, and a notification operation is performed.
  • the notification operation may include: notifying the terminal device of the queuing information and notifying the application function unit to reserve at least one of the session resources of the terminal device.
  • the queuing module 1030 can directly notify the terminal device of the queuing information, and can also notify the terminal device of the queuing information via the PCRF and the AF.
  • the queuing module 1030 can set a timer for the terminal device, if the queuing module 1030 puts the signaling of the terminal device into the queue. If the queuing is performed, the queuing module 1030 may start a timer for the terminal device, and the timing duration of the timer may be set according to the requested priority service information or the authorized priority service information, and the timing duration corresponding to the high priority may be greater than the corresponding priority of the low priority. Timing duration, of course, the timing duration corresponding to different priorities can be the same.
  • the control module 1010 can process the terminal device as a normal terminal device. This embodiment does not limit the specific implementation manner in which the queuing module 1030 notifies the terminal device of the queuing information.
  • An example of the queuing module 1030 notifying the terminal device of the queuing information In the case that the mobility management network element resource is limited, if the access request message received by the receiving module 1000 includes the priority service information requested by the terminal device, the queuing module 1030 The access request message of the terminal device may be put into the queuing queue and notified to the terminal device. Otherwise, the mobility management network element may not process the access request message of the terminal device.
  • the specific application environment of the receiving module 1000 in the mobility management network element is as described in the foregoing embodiments of the foregoing method, and is not described in detail herein.
  • the congestion control module 1040 is configured to: when the mobility management network element resource is limited, if the signaling received by the mobility management network element includes the priority service information requested by the terminal device or the priority service information after authorization, the gateway is sent to the gateway.
  • the device sends congestion information, so that the gateway device performs the congestion mitigation operation according to the congestion information.
  • the mobility management network element resource is limited, if the access request message received by the receiving module 1000 includes the priority service information requested by the terminal device, the mobility management network element may send the information to the gateway device.
  • the congestion indication is configured to enable the gateway device to perform the mitigation operation according to the congestion indication, for example, the gateway device does not send the downlink data notification message of the user without the eMPS priority to the mobility management network element, so as to alleviate the mobility management network element.
  • the mobility management network element can process the access request message of the terminal device as soon as possible.
  • the second transmission unit 1050 is located in the authentication and authorization accounting server, and is configured to: after the authentication and authorization process, transmit the post-authorization priority service information obtained by the second control sub-module 1012 to the access service network gateway, where the access service network is used.
  • the gateway transmits the post-authorization priority service information to the base station in the authentication and authorization process or in the initial service flow/pre-provision service flow establishment process, so that the access service network gateway and/or the base station preferentially processes the signaling of the terminal device.
  • the second control sub-module 1012 signs the data service from the attribution Obtaining the terminal device subscription data in the information stored locally by the server, in the authentication and authorization process, the second control sub-module 1012 includes, according to the subscription priority service information included in the subscription data of the terminal device, the access request message received by the receiving module 1000.
  • the priority service information requested by the terminal device performs authorization processing, and the second transmission unit 1050 transmits the authorized priority service information to the access service network gateway in the authentication and authorization process.
  • the third control module 1060 is located in the mobility management network element, and is configured to: after the terminal device location update process, transmit the post-authorization priority service information to the target mobility management network element, so that the target mobility management network element is based on the received authorization.
  • the post-priority service information allows the terminal device to preferentially access the network.
  • the conversion sub-module 1014 is located in the mobility management network element, and is configured to map the source-side authorized priority service information to the target-side priority service information when the source side and the target side set different priority service information manners, and map the mapping The subsequent target side priority service information is provided to the third control module 1060, and the third side control module 1060 transmits the target side priority service information to the target mobility management network element.
  • the target mobility management network element may map the source side authorized priority service information to the target side priority service information. It should be noted that, in the case that the source service and the target side have different manners for setting the priority service information, if the mapping operation is performed by the target mobility management network element, the mobility management network element in this embodiment may not include the converter. Module 1014.
  • Embodiment 11 is a service realization system. The system is shown in Figure 11.
  • the system of Figure 11 includes: a first network device 1100 and a second network device 1110.
  • the first network device 1100 is configured to receive an access request message, and the first network device 1100 performs an operation of preferentially accessing the terminal device to the network according to the obtained priority service information of the terminal device, and outputs priority service information of the terminal device. .
  • the second network device 1110 is configured to receive the priority service information output by the first network device 1100, and perform an operation of preferentially accessing the terminal device to the network according to the priority service information.
  • the system in this embodiment may further include: Sign up for the data server and PCRF.
  • the mobility management network element receives an access request message sent by the UE through the radio access network element, where the access request message includes the priority service information requested by the terminal device, and the mobility management network element is locally or categorized.
  • the terminal signing server obtains the terminal device subscription data, and authorizes the priority service information requested by the terminal device according to the subscription priority service information in the subscription data, and allows the terminal device to preferentially access the network according to the authorized priority service information.
  • the mobility management network element transmits the authorized priority service information to the S-GW, the P-GW, and the radio access network element.
  • the operations specifically performed by the mobility management network element, the home subscription data server, the PCRF, the S-GW, the P-GW, and the radio access network element are as described in the foregoing Embodiment 1 and Embodiment 2. The description will not be repeated here.
  • the present embodiment is optional.
  • the system in the system may further include: a home subscription data server.
  • the P-GW transmits an access request message transmitted by the terminal device through the radio access network element, the mobility management network element, and the S-GW to the policy and charging decision entity, and the policy and charging decision entity Obtain terminal device subscription data in locally stored information, And authorizing the priority service information requested by the terminal device according to the subscription priority service information in the subscription data, and allowing the terminal device to preferentially access the network according to the authorized priority service information.
  • the policy and charging decision entity transmits the post-authorization priority service information to the S-GW, the P-GW, the mobility management network element, and the radio access network element.
  • the operations specifically performed by the mobility management network element, the home subscription data server, the PCRF, the S-GW, the P-GW, and the radio access network element are as described in the foregoing Embodiment 1 and Embodiment 3. The description will not be repeated here.
  • the home subscription data server receives an access request message sent by the terminal device through the radio access network element and the mobility management network element, where the access request message includes the priority service information requested by the terminal device, belonging to The local subscription data server obtains the terminal device subscription data locally, and authorizes the priority service information requested by the terminal device according to the subscription priority service information in the subscription data, and allows the terminal device to preferentially access the network according to the authorized priority service information.
  • the home subscription data server transmits the authorized priority service information to the mobility management network element, and is transmitted by the mobility management network element to the S-GW, the P-GW, and the radio access network element, and is transmitted by the P-GW to the PCRFo.
  • the operations performed by the mobility management network element, the home registration data server, the PCRF, the S-GW, the P-GW, and the radio access network element are as described in the foregoing Embodiment 1 and Embodiment 4, where The description will not be repeated.
  • the system in this embodiment may further include: a target radio access network element.
  • the target mobility management network element receives an access request message sent by the source mobility management network element, where the access request message includes the active side authorized priority service information, and the target mobility management network element is based on the source After the side authorization, the priority service information preferentially accesses the terminal device to the network.
  • the target mobility management network element transmits the authorized priority service information to the target S-GW.
  • the operations specifically performed by the target mobility management network element, the target gateway device, the source mobility management network element, and the target radio access network element are as described in Embodiment 1 and Embodiment 5 above. Repeat the explanation.
  • the system in this embodiment may further include: a PCRF and a base station.
  • the authentication authorization charging server receives an access request message sent by the terminal device through the base station and the access service network gateway in the authentication and authorization process, where the access request message includes the priority service information requested by the terminal device.
  • the authentication authorization charging server obtains the terminal device subscription data locally, and authorizes the priority service information requested by the terminal device according to the subscription priority service information in the subscription data, and allows the terminal device to preferentially access the network according to the authorized priority service information. .
  • the authentication and authorization accounting server transmits the authorized priority service information to the access service network gateway in the authentication and authorization process, and is transmitted to the base station by the access service network gateway in the authentication and authorization process or in the ISF/PPSF establishment process.
  • the operations specifically performed by the authentication and authorization accounting server, the access service network gateway, the PCRF, and the base station are as described in the first embodiment, the seventh embodiment, and the eighth embodiment, and the description thereof will not be repeated.
  • the system in this embodiment may further include: a service access service network gateway and an anchor PC. LR.
  • the anchor authentication server receives an access request message sent by the terminal device through the service access service network gateway, the anchor data path function entity, and the anchor PC LR, where the access request message includes the terminal device request Priority service information, the anchor authentication server obtains the terminal device subscription data locally, and requests the priority service information of the terminal device according to the subscription priority service information in the subscription data.
  • Authorization according to the authorized priority service information, allows the terminal device to preferentially access the network.
  • the anchor authentication server transmits the post-authorization priority service information to the service access service network gateway through the anchor PC/LR.
  • the operations of the anchor authentication server, the anchor data path function entity, the service access service network gateway, and the anchor PC/LR are specifically performed as described in the first embodiment and the ninth embodiment, and are not Repeat the explanation.
  • the present invention can be implemented by means of software plus a necessary hardware platform, and of course, all can be implemented by hardware, but in many cases, the former is better.
  • Implementation Based on such understanding, all or part of the technical solution of the present invention contributing to the background art may be embodied in the form of a software product that can be used to perform the above-described method flow.
  • the computer software product can be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, etc., including instructions for causing a computer device (which can be a personal computer, server, or network device, etc.) to perform various embodiments of the present invention.

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Abstract

L'invention concerne un procédé, un dispositif et un système de mise en œuvre de services dans lequel le procédé de mise en œuvre de services comprend les étapes suivantes : recevoir un message de demande d'accès d'un dispositif terminal (S100); permettre au dispositif terminal d'accéder préférentiellement au réseau en conformité avec les informations de services prioritaires obtenues du dispositif terminal; effectuer une opération permettant au dispositif terminal d'accéder préférentiellement au réseau (S110).
PCT/CN2010/071919 2010-04-20 2010-04-20 Procédé, dispositif et système de mise en œuvre de services WO2011130906A1 (fr)

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