CN102014343A

CN102014343A - Group policy and charging rule treatment method and device, and communication system

Info

Publication number: CN102014343A
Application number: CN2009100919975A
Authority: CN
Inventors: 周汉; 吴问付; 陈中平; 孙晓姬
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2009-09-04
Filing date: 2009-09-04
Publication date: 2011-04-13
Also published as: WO2011026440A1

Abstract

The embodiment of the invention provide a group policy and charging rule treatment method and device, and a communication system, wherein the group policy and charging rule treatment method comprises the steps of: obtaining at least one item of group identifiers or attribute information of user equipment; and generating a policy and charging rule or triggering an event according to the at least one item of group identifiers or attribute information of the user equipment. The device comprises an obtaining module used for obtaining the at least one item of group identifiers or attribute information of the user equipment, and a rule generating module used for generating the policy and charging rule or triggering the event according to the at least one item of group identifiers or attribute information of the user equipment. The embodiment of the invention also provides a communication system comprising the device. The method, device and system provided in the embodiment of the invention can improve the policy control efficiency and reduce the complexity of the policy maintenance and management.

Description

Group's strategy and charging regulation processing method, device and communication system

Technical field

The embodiment of the invention relates to communication technical field, particularly a kind of group strategy and charging regulation processing method, device and communication system.

Background technology

The strategy of prior art and control (the Policy Charging Control that charges, hereinafter to be referred as: PCC) mechanism has been formulated the user when commencing business, need set up independently policy control mechanism for each business service data flow of all users, set up in IP CAN session and to comprise following step in the flow process, at first gateway is after request message (distributing the visible IP of a network PDN network address) is set up in the IP-CAN session that receives the subscriber equipment initiation, comprise the UE sign to the PCRF transmission, message is set up in the IP CAN session of IP address and APN information, notice PCRF IP CAN session is set up, PCRF is the signatory relevant information of user if desired, then send user signing contract information request message (Profile Request) message to SPR, SPR returns the user signing contract information response message, comprises the current signatory business of user, information such as charge mode; PCRF generates new charging regulation, and set up acknowledge message by IP CAN session the PCC rule is returned to gateway (GW), the gateway installation rule, and open or close the corresponding service data flow according to rule, carry out corresponding QoS and charging regulation, GW sends IP CAN session to UE and sets up response message subsequently.

The inventor finds in realizing process of the present invention: for Machine Type communication (Machine Type Communication, hereinafter to be referred as: MTC) use, be not need to think the network service of carrying out under the situation about participating between one or more network elements or the equipment, also can be described as machine to machine (Machine to Machine, hereinafter to be referred as: M2M) use, for example in the application of traffic control and management, factory's control and remote meter reading, operator forms group according to the characteristics that above-mentioned M2M uses with MTC equipment.For example for the application of remote meter reading, operator can certain is regional ammeter equipment form a group, and the MTC equipment in the above-mentioned group all has identical M2M device attribute information, move as low, characteristics such as time delay is insensitive, behind MT reconnaissance C equipment access network, if treatment mechanism according to present PCC, each professional foundation that network side is initiated each MTC equipment all needs to carry out and issue corresponding PCC rule, but because the MTC number of devices is numerous, if so, will cause a large amount of expenses to the performance of network according to the treatment mechanism of existing P CC.In addition, some M2M equipment is used simple, and for the MTC equipment that belongs to same group, has identical M2M device attribute information, be that its type of service is consistent,, can share identical PCC control strategy for the MTC equipment of above-mentioned group as above-mentioned remote meter reading business, if according to the treatment mechanism of existing P CC, exist policy control inefficiency, strategy to safeguard complicated shortcoming.

Summary of the invention

The purpose of the embodiment of the invention provides a kind of group strategy and charging regulation processing method, device and communication system, to improve policy control efficient.

For achieving the above object, the embodiment of the invention provides a kind of group strategy and charging regulation processing method, comprising:

Obtain the group identification of subscriber equipment or at least one item in the device attribute information;

According at least one generation strategy in the group identification of described subscriber equipment or the device attribute information and charging regulation or trigger event.

The embodiment of the invention also provides a kind of group strategy and charging regulation processing unit, comprising:

Acquisition module is used for obtaining the group identification of subscriber equipment or at least one of device attribute information;

The rule generation module is used at least one generation strategy and charging regulation or trigger event according to the group identification of described subscriber equipment or device attribute information.

The embodiment of the invention also provides a kind of communication system, comprises above-mentioned group's strategy and charging regulation processing unit.

Group's strategy and charging regulation processing method, device and communication system that the embodiment of the invention provides, by group identification or the device attribute information of obtaining subscriber equipment, and according to the above-mentioned information generated group group policy of obtaining and charging regulation or trigger event, can effectively improve the subscriber equipment of group or have the policy control efficient of the subscriber equipment of identical apparatus characteristic, and reduce the complexity of tactful maintenance and management.

Description of drawings

Fig. 1 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method embodiment one;

Fig. 2 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method first specific embodiment;

Fig. 3 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method second specific embodiment;

Fig. 4 is the schematic flow sheet of PCC optimization process among the described embodiment of Fig. 3;

Fig. 5 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method the 3rd specific embodiment;

Fig. 6 is the structural representation of group of the present invention strategy with charging regulation processing unit embodiment.

Embodiment

Below by drawings and Examples, technical scheme of the present invention is described in further detail.

The embodiment of the invention provides a kind of group strategy and charging regulation processing method, and Fig. 1 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method embodiment one, as shown in Figure 1, comprises following step:

At least one item in step 101, the group identification that obtains subscriber equipment or the device attribute information; Be group identification or the device attribute information of obtaining subscriber equipment in this step, or obtain above-mentioned two simultaneously.

The group identification of subscriber equipment is for user's group or group user, be user's group id (also can be described as the user and organize user ID) or group identification (also can be described as the group user sign), perhaps other indicate the sign of the affiliated groups of subscriber equipmenies or user's group, for example, by group under APN (Access Point Name) the identifying user equipment or user's group, then APN is exactly the sign of the affiliated group of subscriber equipment or user's group, in the present embodiment group identification is not limited.Described group or user group can be that group of user equipments or M2M industry user (MTC User) or M2M use contracted user (MTC Subscriber) or other by the group that a plurality of equipment are formed, and does not limit in the present embodiment.

Wherein, device attribute information is the common attribute information of subscriber equipment with identical characteristics, be to use the different apparatus characteristic information that the different application of contracted user (MTC Subscriber) obtains according to different industry user (MTC User) or M2M, also can be called is apparatus characteristic (Machine Feature) or device type (Machine Type) or service type (Service Class).For example have characteristics such as low move, time delay is insensitive for the subscriber equipment in the long-distance meter-reading system, then its device attribute information be lowly move, time delay is insensitive etc.; The content that present embodiment is not comprised device attribute information and the title of device attribute information limit.

Step 102, according at least one generation strategy in the group identification of described subscriber equipment or the device attribute information and charging regulation or trigger event.

Wherein, the range of application of this strategy and charging regulation or trigger event is group or the user's group under the described subscriber equipment.Other users under promptly the group under follow-up this subscriber equipment or user being organized also use this strategy and charging regulation or trigger event.

Trigger event in the present embodiment is the rule of a kind of PCEF or the behavior of BBERF reporting events, and its range of application is all subscriber equipmenies under organizing at the group under the subscriber equipment or user.For example, when trigger event is that certain location of user equipment changes under this group, after then PCEF or BBERF are known, then need to give strategy and charging regulation function entity with the reporting events of location of user equipment change.

Group identification or device attribute information by obtaining subscriber equipment in the present embodiment, and according to the above-mentioned information generated group group policy of obtaining and charging regulation or trigger event, can effectively improve the subscriber equipment of group or have the policy control efficient of the subscriber equipment of identical apparatus characteristic, and reduce the complexity of tactful maintenance and management.

Can be divided into dynamic PCC application and static PCC in the above embodiment of the present invention and use two kinds of situations:

1, use for carrying out static PCC, obtaining the group identification of subscriber equipment or at least one item in the device attribute information (MTC Feature) comprises: gateway, grouped data network gateway or Gateway GPRS Support Node obtain subscriber equipment insert request message (as, adhere to request (Attach Request), location area updating request (Routeing Area Update Request or Tracking Area Update Request), PDN connects the request of setting up (PDN Connectivity Establishment Request), activate PDP Context request (Active PDP Context Request), create PDP Context request (Create PDP Context Request) or create conversation request (Create Session Request)) in the group identification that carries or the device attribute information at least one; Perhaps said network element is obtained in the group identification of the signatory subscriber equipment of home subscriber server (HLR or HSS) or group's subscribed database or device attribute information at least one; Perhaps said network element can be obtained the sign of subscriber equipment by existing procedure, obtains in the group identification of subscriber equipment or the device attribute information at least one according to the sign of described subscriber equipment from the pre-configured user equipment information of said network element.

Comprise with charging regulation or trigger event according to the group identification of subscriber equipment or at least one generation strategy in the device attribute information: gateway, grouped data network gateway or Gateway GPRS Support Node be according at least one generation strategy in the group identification of the subscriber equipment that obtains or the device attribute information and charging regulation or trigger event, and to indicate the range of application of described strategy and charging regulation or trigger event be that described group of described subscriber equipment or user organize.Specifically can comprise:

A) method of concrete gateway, grouped data network gateway or Gateway GPRS Support Node generation strategy and charging regulation or trigger event can be as described below: a kind of method is, gateway, grouped data network gateway or Gateway GPRS Support Node are according to the device attribute information of the subscriber equipment that obtains, as Hypomobility, time delay is insensitive, according to the PCC rule or the trigger event of static configuration on it, formulate corresponding PCC rule or trigger event.Another kind method is, gateway, grouped data network gateway or Gateway GPRS Support Node are according to the group identification information of the subscriber equipment that obtains, according to the PCC rule or the trigger event of static configuration on it, formulate and corresponding PCC rule or the trigger event of described group of user equipment sign.

B) range of application of indication described strategy and charging regulation or trigger event is that described group of described subscriber equipment or user organize concrete grammar and can be: in the PCC rule or trigger event of generation, increase the cell of indication PCC rule or trigger event range of application, as, Apply Scope, when Apply Scope being set being group's scope, then PCC rule of Sheng Chenging or trigger event are applied to the described groups or users group of described subscriber equipment.Another method is, the sign that comprises described group of subscriber equipment or user group in PCC rule that generates or the trigger event, then gateway, grouped data network gateway or Gateway GPRS Support Node are applied to the described groups or users group of described subscriber equipment according to the sign of group or user's group with PCC rule or trigger event.

2, use for dynamic PCC, obtaining the group identification of subscriber equipment or at least one item in the device attribute information comprises: a kind of mode is, strategy and charging regulation function entity obtain in group identification that carries in the IP CAN conversation message (as, Indication IPCAN Session Establishment) or device attribute information at least one of gateway, grouped data network gateway or Gateway GPRS Support Node; Another kind of mode is to obtain the group identification of subscriber equipment or at least one item in the device attribute information according to the sign of described subscriber equipment from professional subscribed database or group's subscribed database, promptly be strategy with charging controlled function entity to service contracting database (SPR) or group subscribed database send configuration request message (as, Profile Request), carry described customer equipment identification in the described configuration request message, service contracting database or group's subscribed database obtain the group identification of subscriber equipment or at least one item in the device attribute information according to described customer equipment identification, and return to strategy and charging controlled function entity in configuration response message (Profile Response).

Comprise with charging regulation or trigger event according to the group identification of subscriber equipment or at least one generated group group policy in the device attribute information: strategy and charging regulation function entity be according at least one generation strategy in the group identification of the subscriber equipment that obtains or the device attribute information and charging regulation or trigger event, and to indicate its range of application in described strategy and charging regulation or trigger event be groups or users group under the subscriber equipment.Specifically can comprise:

A) strategy can be as described below with the method for charging regulation function entity generation strategy and charging regulation or trigger event, a kind of method is, strategy and group identification and the device attribute information at least one item of charging regulation function entity according to the subscriber equipment that obtains, as Hypomobility, time delay is insensitive, formulates corresponding PCC rule or trigger event.Another method is, strategy and group identification and the device attribute information at least one item of charging regulation function entity according to described subscriber equipment, according to PCC rule or trigger event pre-configured on it, formulate group identification or corresponding PCC rule or the trigger event of device attribute information with described subscriber equipment.

In addition: comprise in the process of generation strategy and charging regulation or trigger event: be described user equipment allocation or be the IP address of described user equipment allocation groups or users equipment group granularity to the DHCP request according to the group identification of described subscriber equipment.Above-mentioned steps can be specially: the IPv6 address prefix that distributes or organize granularity for the user equipment allocation group under the groups or users group under the described subscriber equipment or user to the DHCP request according to the group identification of described subscriber equipment; Perhaps be the public IPv4 address of user equipment allocation under the groups or users group under the described subscriber equipment according to the group identification distribution of described subscriber equipment or to the DHCP request.

An alternative embodiment of the invention can also comprise: according to the step of the optimization process of the group identification implementation strategy of subscriber equipment and charging regulation.Because the range of application of strategy and charging regulation or trigger event is group or user's group under the described subscriber equipment, other users under the group under follow-up this subscriber equipment or user organized also use this strategy and charging regulation or trigger event.When another new user equipment requests inserts (as, initiate attachment flow or PDN connection building process), when subscriber equipment at least one and in the step 101 was identical in the group identification of new subscriber equipment or the device attribute information, above-mentioned steps can be specially strategy and the charging regulation or the trigger event (being strategy and charging regulation or the trigger event in the step 102) of the affiliated group of subscriber equipment in the described step 101 that new user equipment allocation generated.Concrete grammar can be with reference to initiating the PDN connection building process about second subscriber equipment in the step 203 of first specific embodiment, and PGW, SGW or GGSN carry out the method description that PCC optimizes.

An alternative embodiment of the invention can also comprise: the strategy and charging regulation or the trigger event that terminate as the group that group generates under the described subscriber equipment according to the group identification of described subscriber equipment.When flow process that certain subscriber equipment under the group initiates to go to connect (as, initiate separation process or PDN and go to connect flow process), grouped data network gateway or GPRS Support Node or strategy and charging controlled function entity determine whether to exist other the subscriber equipment maintenance under the described group to be connected according to described group of user equipment sign, if exist then be left strategy and the charging regulation or the trigger event of the group that group generates under the described subscriber equipment, otherwise, then terminate as strategy and the charging regulation or the trigger event of the group that group generates under the described subscriber equipment.Concrete grammar can be with reference to initiating PDN when going connection building process about subscriber equipment in the step 203 of first specific embodiment, and PGW, SGW or GGSN carry out treatment step to be described.

An alternative embodiment of the invention can also comprise: the strategy of group and charging regulation or trigger event can be specially strategy and charging regulation or the trigger event that the corresponding APN information of initiating according to subscriber equipment of PDN connection is group under the described subscriber equipment that generated of described user equipment allocation under the above-mentioned described subscriber equipment that has generated for described user equipment allocation.Concrete grammar can be with reference to initiating the PDN connection building process about second subscriber equipment in the step 203 of first specific embodiment, and PGW, SGW or GGSN carry out the method description that PCC optimizes.

An alternative embodiment of the invention can also comprise: the strategy that above-mentioned group identification according to subscriber equipment terminates as the group that group generates under the described subscriber equipment and charging regulation or trigger event can be specially the PDN that initiates according to subscriber equipment and connect strategy and charging regulation or the trigger event that corresponding APN end-of-message is the group of group's generation under the described subscriber equipment.Concrete grammar can be with reference to initiating PDN when going connection building process about subscriber equipment in the step 203 of first specific embodiment, and PGW, SGW or GGSN carry out treatment step to be described.

Fig. 2 as shown in Figure 2, comprises the steps: for the schematic flow sheet of group of the present invention strategy with charging regulation processing method first specific embodiment

At least one item in step 201, the group identification that obtains subscriber equipment or the device attribute information.PGW or SGW or GGSN or PCRF know that the group identification of subscriber equipment can followingly realize: MME or SGSN in message (as, the Create PDP Context Request message that MME sends to GGSN to the Create Session Request or the SGSN of S-GW transmission etc.) carry group identification, optionally, MME or SGSN carry the device attribute information (MTCFeature) of subscriber equipment in described message.MME or SGSN know that the sign of subscriber equipment or the method for device attribute information comprise, subscriber equipment insert request message (as, Attach Request or TAU Request or PDN Connectivity Establishment Request or Active PDP Context Request) in carry subscriber equipment group identification or device attribute information.Perhaps, HSS or Group subscribed database provide the group identification or the device attribute information of described subscriber equipment to MME or SGSN, as after the Update Location Request message that receives the MME transmission, according to the group identification or the device attribute information of in the Update Location Ack message that MME returns, carrying described subscriber equipment that is identified at of the subscriber equipment that carries in the message.

When perhaps dynamically PCC uses, at least one concrete grammar comprises in the group identification of PCRF acquisition subscriber equipment or the device attribute information (Machine Feature), PCRF sends configuration request message (Profile Request) to SPR, carry the sign of subscriber equipment in this message, SPR returns configuration information response message (Profile Response), according to the sign of the subscriber equipment that carries in the message, carry in the group identification information of subscriber equipment or the device attribute information (MTC Feature) at least one in the described configuration information response message.After PCRF obtained at least one of the device attribute information of the group identification of subscriber equipment and subscriber equipment, PCRF can also provide the device attribute information (as carrying) of the group identification or the described subscriber equipment of subscriber equipment in addition to PGW or SGW in message such as Acknowledge IP CAN Session Establishment or Acknowledge IP CANSession Modification or Policy and Charging Rules Provision.The another kind of method that PCRF obtains at least one of the device attribute information of the group identification of subscriber equipment and subscriber equipment can be the PCRF IPCAN conversation message receiving PGW or GGSN or SGW and send (as, Indication of IP CAN Session Establishment), the device attribute information of carrying the group identification or the described subscriber equipment of subscriber equipment in the described IP CAN conversation message.

Also can be at sign (IMSI of the IMEI of the IMSI of subscriber equipment, described subscriber equipment or described subscriber equipment and IMEI as described) and the corresponding relation between the group identification under the described subscriber equipment, the perhaps corresponding relation between the sign of described subscriber equipment and the described subscriber equipment corresponding equipment attribute information of the described subscriber equipment of configuration on PGW, SGW or the GGSN.PGW, SGW or GGSN obtain the sign of subscriber equipment, according to the configuration information on it, obtain the sign of the affiliated group of described subscriber equipment or user's group, perhaps obtain described subscriber equipment corresponding equipment attribute information.

PCC rule or trigger event (Event Trigger) that step 202, generation group share specifically comprise following method:

(1), when static PCC uses, PGW or, SGW or GGSN obtain at least one of device attribute information of the group identification of described subscriber equipment and subscriber equipment according to the description in the step 201.PGW or SGW or GGSN formulate PCC rule or trigger event according at least one in the group identification of described subscriber equipment or the device attribute information.As, the M2M of above-mentioned remote meter reading uses, and PGW or SGW or GGSN are according to the device attribute information of the subscriber equipment that obtains, as Hypomobility, time delay is insensitive, according to the PCC rule or the trigger event of static configuration on it, formulates corresponding PCC rule or trigger event.Or PGW or SGW or GGSN are PGW or the SGW GGSN group identifications according to described subscriber equipment according at least one in the group identification of described subscriber equipment or the device attribute information another method of formulating PCC rule or trigger event, according to the PCC rule or the trigger event of static configuration on it, formulate PCC rule or the trigger event corresponding with the group identification of described subscriber equipment.PGW or SGW or GGSN are designated as the PCC rule of described subscriber equipment formulation or the range of application of trigger event is the affiliated group of described subscriber equipment or user's group.Concrete grammar can be in PCC rule that generates or trigger event, increase the cell of indication PCC rule or trigger event range of application, as, Apply Scope, when Apply Scope being set being group's scope, then PCC rule of Sheng Chenging or trigger event are applied to the described groups or users group of described subscriber equipment.Another method is, the sign that comprises described group of subscriber equipment or user group in PCC rule that generates or the trigger event, then gateway, grouped data network gateway or Gateway GPRS Support Node are applied to the described groups or users group of described subscriber equipment according to the sign of group or user's group with PCC rule or trigger event.

(2), when dynamic PCC rule application, PGW, SGW or GGSN obtain the group identification of described subscriber equipment according to the description in the step 201, also can be the device attribute information that obtains described subscriber equipment in addition.PGW, SGW or GGSN send IP CAN session to PCRF and set up Indication message, can carry the device attribute information of the group identification or the described subscriber equipment of described subscriber equipment in this message.PCRF can send the group identification that carries described subscriber equipment in the configuration request message (Profile Request) to SPR behind the group identification that obtains above-mentioned subscriber equipment.PCRF can also obtain above-mentioned group identification or device attribute information by the mode that receives the configuration information response message (Profile Response) that SPR returns in addition, promptly carries the group identification or the device attribute information of subscriber equipment at above-mentioned configuration information response message.PCRF formulates PCC rule or trigger event according at least one in the service contracting data of the group identification under the described subscriber equipment or device attribute information or described subscriber equipment.M2M as above-mentioned remote meter reading uses, and PCRF is according to the device attribute information of the subscriber equipment that obtains, and as Hypomobility, time delay is insensitive, formulates corresponding PCC rule or trigger event.PCRF formulates the PCC rule according at least one in the service contracting data of the group identification under the described subscriber equipment or device attribute information or described subscriber equipment or trigger event another kind method is group identification and the device attribute information at least one item of PCRF according to described subscriber equipment, according to PCC rule or trigger event pre-configured on it, formulate group identification or corresponding PCC rule or the trigger event of device attribute information with described subscriber equipment.PCRF can be in the PCC rule of formulating for described subscriber equipment the described PCC rule application scope of indication be groups or users group under the subscriber equipment, perhaps in described PCC rule, carry the group identification of the group under the described subscriber equipment, PGW, SGW or GGSN according to the group identification that carries the group under the described subscriber equipment in indication of the range of application in the described PCC rule or the described PCC rule with group or the user group of PCC rule application under described subscriber equipment that obtains.When dynamic PCC rule application, described PCRF can not provide server data stream masterplate (Service Date Flow Template) in described PCC rule, be that PCRF is the PCC strategy of group or group of user equipments according to the group identification of described subscriber equipment or at least one formulation range of application in the device attribute information, thereby in described PCC rule, do not provide the server data stream masterplate.Perhaps PCRF is the PCC strategy of group or group of user equipments according to the group identification of described subscriber equipment or at least one formulation range of application in the device attribute information, but PCRF also provides the server data stream masterplate in described PCC rule.Dynamically during the PCC rule application, the method for the server data stream masterplate that PCRF generates in the PCC rule comprises:

A), when subscriber equipment initiate the PDN connection building process (as, Attach flow process or PDN connection building process), PGW is that above-mentioned user equipment allocation or PGW are above-mentioned user equipment allocation IPv4 address or IPv6 address to DHCP (Dynamic Host Configuration Protocol) request.PGW is known the group identification of described subscriber equipment, PGW is described user equipment allocation or the IP address of organizing granularity to the DHCP request for described user equipment allocation group or user according to the group identification of described subscriber equipment, concrete grammar comprises: the IPv6 address prefix (a complete IPv6 address is made up of two parts, is respectively IPv6 address prefix and IPv6 interface identifier) that PGW distributes according to the group identification of described subscriber equipment or organizes granularity for the user equipment allocation group under the groups or users group under the described subscriber equipment or user to the DHCP request.Described IPv6 address prefix is that group or user organize granularity, promptly when belonging to second subscriber equipment of same group at identical APN initiation PDN connection building process with described subscriber equipment (first subscriber equipment), PGW is the second user equipment allocation IPv6 address prefix identical with the IPv6 address prefix that distributes for described subscriber equipment (first subscriber equipment) that PGW obtains (that is, the PGW use is that the IPv6 address prefix of first user equipment allocation is the IPv6 address prefix of second user equipment allocation as PGW).Perhaps PGW is the public IPv4 address of user equipment allocation under the groups or users group under the described subscriber equipment according to the group identification distribution of described subscriber equipment or to the DHCP request.Described public IPv4 address is that group or user organize granularity.

B), as feature a) as described in, PGW obtain the IPv6 prefix or the public IPv4 address of described subscriber equipment, PGW sends IP CAN session to PCRF and sets up Indication message, and the IPv6 prefix or the public IPv4 address of the described subscriber equipment that comprises the PGW acquisition in the Indication message set up in described IP CAN session.According to foregoing description PCRF is that described subscriber equipment is formulated the PCC rule, and PCRF generates server data stream masterplate (Service Date Flow Template) according to IPv6 prefix of knowing or public IPv4 address.

C), PCRF sends IP CAN session to PGW and sets up acknowledge message, comprise described PCC rule in the message, and comprise described server data stream masterplate in the described PCC rule (Service Date Flow Template).PGW is that each different subscriber equipment generates IP filter (Packet Filter, be used to mate the relation between Service Data Flow and the carrying) method comprise, as feature a) describe when as described in subscriber equipment initiate the PDN connection building process (as, Attach flow process or PDN connection building process), PGW is that described user equipment allocation or PGW are described user equipment allocation IPv4 address or IPv6 address to DHCP (Dynamic Host Configuration Protocol) request.

If for user equipment allocation be the IPv6 address time, PGW for this reason the different interface identifier of each different user equipment allocation of group or user group (PGW does not specifically limit for the method for the different interface identifier of each different user equipment allocation, as, PGW distributes different interface identifier according to the IMEI sign or the IMSI sign of subscriber equipment), PGW is according to the IPv6 address prefix that obtains and be the complete IPv6 address of interface identifier generation of described user equipment allocation, and PGW generates the IP filter (Packet Filter) of described subscriber equipment according to described complete IPv6 address.

If for user equipment allocation be the IPv4 address time, (PGW does not specifically limit for the method for the different IPv4 address of each different user equipment allocation PGW the different IPv4 address of each different user equipment allocation of group or user group for this reason, as PGW according to as described in the IMEI sign or the IMSI sign of subscriber equipment distribute different IPv4 addresses), PGW is according to the IP filter (Packet Filter) that generates described subscriber equipment for the different IPv4 address of each different user equipment allocation.

Step 203, carry out the PCC optimization process according to the group identification of subscriber equipment, as the description of 202 steps, PGW or SGW or GGSN or PCRF generate group or the user organizes shared PCC rule or trigger event.Network side is carried out PCC optimization according to the group identification of the second described subscriber equipment (belonging to same group with first subscriber equipment), specifically comprises:

(1), second subscriber equipment is initiated PDN connection building process (as Attach flow process or PDN connection building process), PGW or SGW or GGSN or PCRF are that described second subscriber equipment generates PCC rule or trigger event, the method that PGW or SGW or GGSN carry out PCC optimization comprises, PGW or SGW or GGSN are according to the group identification of described second subscriber equipment, concrete grammar comprises, when static PCC uses, PGW or SGW or GGSN are known the group identification of the second described subscriber equipment, if the group identification of described second subscriber equipment is identical with the group identification of described first other subscriber equipmenies, then strategy and the charging regulation or the trigger event of group under described first subscriber equipment that has generated for described second user equipment allocation.Optionally, when being the PCC rule that generates of first subscriber equipment or trigger event, further can comprise according to the group identification of first subscriber equipment or at least one in the device attribute information, and the APN information of in PDN connection foundation request, carrying of first subscriber equipment is during the access request that described second subscriber equipment of generate PCC rule or trigger event. is initiated (for example PDN connection request or adhere to request); PGW or SGW or GGSN further determine PDN that described second subscriber equipment is initiated to connect corresponding APN information and PDN that first other subscriber equipmenies are initiated to connect corresponding APN information identical, then PGW or SGW or GGSN be described second subscriber equipment generate the PCC rule identical with being the PCC rule that generates of first other subscriber equipmenies or trigger event or trigger event (be PGW or SGW or GGSN use know organize PCC rule or trigger event for certain APN generation for the affiliated group of described subscriber equipment or user). When dynamic PCC uses, PGW or SGW or GGSN are known the group identification of second subscriber equipment, if the group identification of described second subscriber equipment is identical with the group identification of described first other subscriber equipmenies, then strategy and the charging regulation or the trigger event of group under described first subscriber equipment that has generated for described second user equipment allocation.Optionally, when being the PCC rule that generates of first subscriber equipment or trigger event, further can comprise according to the group identification of first subscriber equipment or at least one in the device attribute information, and the APN information of in PDN connection foundation request, carrying of first subscriber equipment, generate PCC rule or trigger event.During the access request that described second subscriber equipment is initiated (for example PDN connection request or adhere to request), it is identical that PGW or SGW or GGSN determine that further corresponding APN information of the PDN connection of described second subscriber equipment initiation and the PDN that first other subscriber equipmenies are initiated connect corresponding APN information, then PGW or SGW or GGSN be described second subscriber equipment to generate with what obtain be the identical PCC rule of the PCC rule that generates of first other subscriber equipmenies or trigger event or trigger event (being that PGW or SGW or GGSN use the PCC rule or the trigger event of knowing that generate at certain APN for the group under the described subscriber equipment or user's group), and do not set up Indication message to PCRF transmission IP CAN session.

(2), described subscriber equipment initiate PDN go to connect flow process (as, Detach flow process or PDN go to connect flow process), PGW or SGW or GGSN receive deletion PDN connection request message (as, Delete Session Request or Delete PDP Context Request message), PGW or SGW or GGSN determine whether to exist the group identification of other subscriber equipment correspondences identical with the group identification of described subscriber equipment, PGW can also be further to be connected corresponding APN information according to the group identification of the APN information that whether exists the group identification of other subscriber equipment correspondences and PDN that other subscriber equipmenies are set up to be connected correspondence and described subscriber equipment and PDN that described subscriber equipment is deleted identical, if exist, then PGW or SGW or GGSN can not delete described PCC rule or trigger event, and perhaps PGW or SGW or GGSN do not send IP CAN session to PCRF and stop Indication message.If there is no, then PGW or SGW or GGSN will delete described PCC rule or trigger event, and perhaps PGW or SGW or GGSN send IP CAN session to PCRF and stop Indication message.

(3), when dynamic PCC uses, PCRF organizes at certain group or user and initiates IP CAN session termination process, PCRF sends IP CAN session to PGW and stops Indication message, carry group identification in the message, optionally, the PDN sign that PCRF need stop is as APN information.

Description according to

step

202 and 203, network side generates PCC rule or the trigger event that group shares, and network side is carried out PCC according to the group identification of described subscriber equipment and is optimized, this scheme had both solved problems such as low, the tactful maintenance and management complexity of network strategy control efficiency, also reduce the Signalling exchange between GW and the PCRF, reached the effect of signaling optimization.

Fig. 3 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method second specific embodiment, present embodiment is to realize in adhering to request (Attach) flow process the processing of group's strategy with charging regulation, obtains PCC rule or trigger event according to the group identification of subscriber equipment or at least one item in the device attribute information.As shown in Figure 3, comprise the steps:

Step 301, M2ME send Attach Request message to MME.M2ME carries the M2ME identification information in Attach Request message, optionally, M2ME can carry group's charging identifier in Attach Request message.Optionally, M2ME can carry its device attribute information (MTCFeature) in Attach Request message;

The flow process of step 302, execution authentication and authentication;

Step 303, MME send renewal lane place request message to HSS or Group subscribed database.If MME has obtained group identification in Attach Request message, then MME carries described group identification in the request message of described renewal lane place;

Step 304, HSS or Group subscribed database return and upgrade the lane place acknowledge message.HSS returns subscription data information in the acknowledge message of described renewal lane place.Optionally, comprise group identification information in the acknowledge message of described renewal lane place.Optionally, the device attribute information that comprises described M2ME in the acknowledge message of described renewal lane place;

Step 305, MME send to SGW and create conversation request message.If MME has obtained group identification or the device attribute information of M2ME, then can in described establishment conversation request message, carry group identification information or device attribute information;

Step 306, SGW send to PGW and create conversation request message.If SGW has obtained group identification or the device attribute information of M2ME, then can in described establishment conversation request message, carry group identification information or device attribute information;

Following step 307 be the step that dynamic PCC carries out when using to step 310, does not carry out when static PCC application.

Step 307, PGW send IP CAN session to PCRF and set up Indication message.If PGW has obtained the group identification of M2ME, then can set up and carry described group identification in the Indication message in described IP CAN session.Optionally, if in step 306, PGW has obtained the device attribute information of described M2ME, and PGW sets up the device attribute information of carrying described M2ME in the Indication message in described IP CAN session;

Step 308, PCRF send configuration request message to SPR or Group subscribed database.If PCRF has obtained the group identification of M2ME, then PCRF carries described group identification in described configuration request message;

Step 309, SPR or Group subscribed database return the configuration information response message.SPR or Group subscribed database return the service contracting data of M2ME in the configuration information response message.Optionally, comprise the M2ME group identification in this message, perhaps the device attribute information of M2ME;

Step 310, PCRF formulate PCC rule or trigger event and send IP CAN session to PGW according at least one in the service contracting data of the group identification under the described subscriber equipment or device attribute information or described subscriber equipment and set up acknowledge message.Concrete grammar is described as the step 202 of first specific embodiment, as, PCRF described PCC rule application scope of indication in the PCC rule of formulating for described subscriber equipment is the groups or users group under the subscriber equipment, perhaps in described PCC rule, carry the group identification of the group under the described subscriber equipment, PGW according to the group identification that carries the group under the described subscriber equipment in range of application in the described PCC rule or the described PCC rule with group or the user group of PCC rule application under described subscriber equipment that obtains.The method of the server data stream masterplate that described PCRF generates in described PCC rule (Service Date Flow Template) as feature in the feature (2) of the step 202 of first specific embodiment a), b), c) describe.Present embodiment repeats no more.Optionally, PCRF generates trigger event, and described trigger event is applied to group or the user organizes granularity, as, the used data traffic of subscriber equipment of adding up this group or user's group as PGW reaches some threshold values, and PGW gives PCRF with this reporting events;

Step 311, PGW send to SGW and create conversational response message, comprise PGW in the message and obtain PCC rule or trigger event.When static PCC used, PGW formulated PCC rule or trigger event according at least one in the group identification of described subscriber equipment or the device attribute information.Concrete method is as the description of step 202 feature (1) in first specific embodiment, and present embodiment repeats no more.PCC rule that PGW will formulate for described subscriber equipment or trigger event are applied to group or the user's group under the described subscriber equipment;

Step 312, SGW send to MME and create conversational response message;

Step 313, MME send to adhere to M2ME and accept message.

Initiating attachment flow as described M2ME in addition, PGW or PCRF carry out PCC according to the group identification of described M2ME and optimize.Concrete grammar as the description of step 203 in first specific embodiment: PGW according to as described in the group identification of M2ME, optionally, can also connect corresponding APN information according to the PDN that described M2ME initiates and determine whether to use PCC rule or the trigger event of knowing of organizing generation for the group under the described M2ME or user.Concrete method is described as the feature (1) of the step 203 of first specific embodiment, and present embodiment repeats no more.

Another embodiment of the present invention provides described M2ME to initiate PDN and goes to connect flow process (going to connect flow process as Detach flow process or PDN), feature (2) as the step 203 in first specific embodiment is described, PGW receives the message (Delete Session Request) of deletion PDN connection request, specifically can be as shown in Figure 4:

Step 401, PGW receive deletion IP CAN conversation request message, as Delete Session Request message.PGW determines whether to exist the group identification of other subscriber equipment correspondences identical with the group identification of described subscriber equipment, optionally, further, it is identical that PGW is connected correspondence according to the group identification that whether has other subscriber equipment correspondences and PDN that other subscriber equipmenies are set up APN information and the group identification of described subscriber equipment and the PDN that described subscriber equipment is deleted are connected corresponding APN information, if exist, then PGW can not delete described PCC rule or trigger event, and perhaps PGW does not send IP CAN session to PCRF and stops Indication message.If there is no, then PGW will delete described PCC rule or trigger event, and perhaps PGW sends IP CAN session to PCRF and stops Indication message;

If receiving, step 402 PCRF stops IP CAN session Indication message.Optionally, carry the group identification of the affiliated group of described subscriber equipment in the message, the optional PDN that deletes with described subscriber equipment is connected corresponding APN information, and PCRF is according to the group identification of the group under the described subscriber equipment, optionally, further and described APN information, determine at this group or user's group, optionally, further, at this group or user's group and described APN information, whether there is other PGW service.If exist, then PCRF returns and confirms to stop IP CAN conversation message, and does not send cancellation subscription data notice request to SPR.If there is no, then PCRF returns and confirms to stop IP CAN conversation message, and sends cancellation subscription data notice request to SPR;

Step 403, PCRF send to PGW and confirm to stop IP CAN conversation message;

Step 404, PGW send deletion IP CAN conversational response message;

Step 405, according to the description of step 402, PCRF sends cancellation subscription data notice request to SPR;

If step 406 is received cancellation subscription data notification request message, SPR returns cancellation subscription data push-notification-answer to PCRF;

Step 407, PGW send final threshold value to OCS and report.Optionally carry the group identification of the affiliated group of described subscriber equipment in the message;

Step 408, OCS return the threshold value acknowledge message.

Fig. 5 is the schematic flow sheet of group of the present invention strategy with charging regulation processing method the 3rd specific embodiment, present embodiment is to connect at PDN to realize in the flow process the processing of group's strategy with charging regulation, obtains PCC rule or trigger event according to the group identification of subscriber equipment or at least one item in the device attribute information.As shown in Figure 5, comprise the steps:

Step 501, M2ME send the PDN connection to MME and set up request message.Carry information such as APN in the message;

Step 502, MME send to SGW and create conversation request message.If MME has obtained group identification or the device attribute information of M2ME, then can in described establishment conversation request message, carry group identification information or device attribute information;

Step 503, SGW send to PGW and create conversation request message.If SGW has obtained group identification or the device attribute information of M2ME, then can in described establishment conversation request message, carry group identification information or device attribute information;

If static PCC uses, then following step 504 is skipped over to step 507.

Step 504, when dynamically PCC uses, PGW sends IP CAN session to PCRF and sets up Indication message.If PGW has obtained the group identification of M2ME, then can set up and carry described group identification in the Indication message in described IP CAN session.Optionally, if in step 503, PGW has obtained the device attribute information of described M2ME, and PGW sets up the device attribute information of carrying described M2ME in the Indication message in described IP CAN session;

Step 505, PCRF send configuration request message to SPR or Group subscribed database.If PCRF has obtained the group identification of M2ME, then PCRF carries described group identification in described configuration request message;

Step 506, SPR or Group subscribed database return the configuration information response message.SPR or Group subscribed database return the service contracting data of M2ME in the configuration information response message.Optionally, comprise the M2ME group identification in this message, perhaps the device attribute information of M2ME;

Step 507, PCRF formulate PCC rule or trigger event and send IP CAN session to PGW according at least one in the service contracting data of the group identification under the described subscriber equipment or device attribute information or described subscriber equipment and set up acknowledge message.Concrete grammar can be described as the first specific embodiment step 302, as, PCRF described PCC rule application scope of indication in the PCC rule of formulating for described subscriber equipment is the groups or users group under the subscriber equipment, perhaps in described PCC rule, carry the group identification of the group under the described subscriber equipment, PGW according to the group identification that carries the group under the described subscriber equipment in range of application in the described PCC rule or the described PCC rule with group or the user group of PCC rule application under described subscriber equipment that obtains.The method of the server data stream masterplate that described PCRF generates in described PCC rule (Service Date Flow Template) as first specific embodiment in the feature (2) of step 202 feature a), b), c) describe.Present embodiment repeats no more.Optionally, PCRF generates trigger event, and described trigger event is applied to group or the user organizes granularity, as, the used data traffic of subscriber equipment of adding up this group or user's group as PGW reaches some threshold values, and PGW gives PCRF with this reporting events;

Step 508, PGW send to SGW and create conversational response message, comprise PGW in the message and obtain PCC rule or trigger event.When static PCC used, PGW formulated PCC rule or trigger event according at least one in the group identification of described subscriber equipment or the device attribute information.Concrete method is as the description of step 202 feature (1) in first specific embodiment, and present embodiment repeats no more.PCC rule that PGW will formulate for described subscriber equipment or trigger event are applied to group or the user's group under the described subscriber equipment;

Step 509, SGW send to MME and create conversational response message;

Step 510, MME send E-RAB to eNodeB and set up request message, carry the activation default bearer request message that sends to M2ME in the message;

Step 511, eNodeB send RRC to M2ME and connect reconfiguration message;

Step 512, M2ME are returned RRC to eNodeB and are connected to reshuffle and finish message;

Step 513, eNodeB send E-RAB to MME and set up response message;

Step 514, M2ME send direct message transfer to eNodeB, carry in the message and activate the default bearer response message;

Step 515, eNodeB will activate the default bearer response message and pass to MME;

Step 516, MME send to SGW and revise bearing request message;

Step 517, SGW return the modification bearing response message to MME.

The embodiment of the invention also provides a kind of group strategy and charging regulation processing unit, Fig. 6 is the structural representation of group of the present invention strategy with charging regulation processing unit embodiment, as shown in Figure 6, comprise acquisition module 11 and regular generation module 12, wherein acquisition module 11 is used for obtaining the group identification of subscriber equipment or at least one of device attribute information; Rule generation module 12 is used for according at least one generation strategy of the group identification of described subscriber equipment or device attribute information and charging regulation or trigger event.

Group's strategy and group identification or the device attribute information of charging regulation processing unit that the embodiment of the invention provides by obtaining subscriber equipment, and according to the above-mentioned information generation strategy that obtains and charging regulation or trigger event, can effectively improve the subscriber equipment of group or have the policy control efficient of the subscriber equipment of identical apparatus characteristic, and reduce the complexity of tactful maintenance and management.

When static PCC used, the acquisition module in the foregoing description comprised first acquiring unit, and first acquiring unit is used for obtaining subscriber equipment at least one in inserting group identification that request message carries or device attribute information; Or be used for obtaining the group identification of the signatory subscriber equipment of home subscriber server or group's subscribed database or at least one of device attribute information; Or be used to obtain the sign of subscriber equipment, from pre-configured user equipment information, obtain in the group identification of subscriber equipment or the device attribute information at least one according to the sign of described subscriber equipment; Corresponding regular generation module comprises the first regular generation unit, this first regular generation unit is used at least one the generation strategy and charging regulation or trigger event according to the group identification of the subscriber equipment that obtains or device attribute information, and to indicate the range of application of described strategy and charging regulation or trigger event be that affiliated group of subscriber equipment or user organize.

Group's strategy in the present embodiment can be arranged in gateway, grouped data network gateway or the Gateway GPRS Support Node with the charging regulation processing unit.

When dynamically PCC used, acquisition module comprised second acquisition unit, and this second acquisition unit is used for obtaining group identification that IP CAN conversation message carries or at least one of device attribute information; Or be used for obtaining the group identification of subscriber equipment or at least one item the device attribute information from professional subscribed database or group's subscribed database according to the sign of described subscriber equipment.Corresponding regular generation module comprises the second regular generation unit, this unit is used at least one the generation strategy and charging regulation or trigger event according to the group identification of the subscriber equipment that obtains or device attribute information, and to indicate its range of application in described strategy and charging regulation or trigger event be groups or users group under the subscriber equipment.

Device in the above embodiments can also comprise the optimization process module in addition, this module is used for when at least one of the group identification of second subscriber equipment or device attribute information are identical with described first subscriber equipment, strategy and the charging regulation or the trigger event of group under described first subscriber equipment that has generated for described second user equipment allocation.

The embodiment of the invention also provides a kind of communication system, comprises above-mentioned group's strategy and charging regulation processing unit.And above-mentioned group policy and charging regulation processing unit are arranged at gateway, grouped data network gateway, Gateway GPRS Support Node or strategy and charging regulation function entity.

The communication system that the embodiment of the invention provides comprises group's strategy and charging regulation processing unit, by group identification or the device attribute information of obtaining subscriber equipment, and according to the above-mentioned information generated group group policy of obtaining and charging regulation or trigger event, can effectively improve the subscriber equipment of group or have the policy control efficient of the subscriber equipment of identical apparatus characteristic, and reduce the complexity of tactful maintenance and management.

Group's strategy and charging regulation processing method, device and communication system that the embodiment of the invention provides, by group identification or the device attribute information of obtaining subscriber equipment, and according to the above-mentioned information generated group group policy of obtaining and charging regulation or trigger event, can effectively improve the subscriber equipment of group or have the policy control efficient of the subscriber equipment of identical apparatus characteristic, and reduce the complexity of tactful maintenance and management.And further carry out PCC according to the group identification of described subscriber equipment and optimize, can reduce the Signalling exchange between GW and the PCRF, reached the effect of signaling optimization.

It should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not limit it, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement technical scheme of the present invention, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solution of the present invention.

Claims

1. the tactful and charging regulation processing method of group is characterized in that, comprising:

2. group according to claim 1 strategy and charging regulation processing method is characterized in that, at least one in described group identification that obtains subscriber equipment or the device attribute information comprises:

Gateway, grouped data network gateway or Gateway GPRS Support Node obtain at least one in group identification that subscriber equipment carries or the device attribute information in inserting request message; Or

Gateway, grouped data network gateway or Gateway GPRS Support Node obtain at least one in the group identification of the signatory subscriber equipment of home subscriber server or group's subscribed database or the device attribute information; Or

Gateway, grouped data network gateway or Gateway GPRS Support Node obtain the sign of subscriber equipment, obtain the group identification of subscriber equipment or at least one item in the device attribute information according to the sign of described subscriber equipment from pre-configured user equipment information;

Then describedly comprise with charging regulation or trigger event according to the group identification of subscriber equipment or at least one generation strategy in the device attribute information:

Gateway, grouped data network gateway or Gateway GPRS Support Node be according at least one generation strategy in the group identification of the subscriber equipment that obtains or the device attribute information and charging regulation or trigger event, and to indicate the range of application of described strategy and charging regulation or trigger event be that affiliated group of described subscriber equipment or user organize.

3. group according to claim 2 strategy and charging regulation processing method, it is characterized in that described gateway, grouped data network gateway or Gateway GPRS Support Node comprise with charging regulation or trigger event according to the group identification of the subscriber equipment that obtains or at least one generation strategy in the device attribute information:

Gateway, grouped data network gateway or Gateway GPRS Support Node are formulated corresponding PCC rule or trigger event according to the device attribute information of the described subscriber equipment that obtains; Or

Gateway, grouped data network gateway or Gateway GPRS Support Node obtain PCC rule or the trigger event corresponding with the group identification of described subscriber equipment according to the group identification of described subscriber equipment and the PCC rule or the trigger event of static configuration.

4. group according to claim 2 strategy and charging regulation processing method is characterized in that, the range of application of described indication strategy and charging regulation or trigger event is that group or the user's group under the described subscriber equipment comprises:

In PCC rule that generates or trigger event, increase the cell of indication PCC rule or trigger event range of application; Or

The sign that in PCC rule that generates or trigger event, comprises described group of subscriber equipment or user group.

5. group according to claim 1 strategy and charging regulation processing method is characterized in that, at least one in described group identification that obtains subscriber equipment or the device attribute information comprises:

Strategy and charging regulation function entity obtain in group identification that IP CAN conversation message carries or device attribute information at least one of gateway, grouped data network gateway or Gateway GPRS Support Node; Or

Strategy obtains the group identification of subscriber equipment or at least one item in the device attribute information with charging regulation function entity according to the sign of described subscriber equipment from professional subscribed database or group's subscribed database;

Then describedly comprise with charging regulation or trigger event according to the group identification of subscriber equipment or at least one generated group group policy in the device attribute information:

Strategy and charging regulation function entity be according at least one generation strategy in the group identification of the subscriber equipment that obtains or the device attribute information and charging regulation or trigger event, and to indicate its range of application in described strategy and charging regulation or trigger event be groups or users group under the subscriber equipment.

6. group according to claim 5 strategy and charging regulation processing method is characterized in that,

Described strategy and charging regulation function entity comprise with charging regulation or trigger event according to the group identification of the subscriber equipment that obtains or at least one generation strategy in the device attribute information:

Strategy and charging regulation function entity are formulated corresponding PCC rule or trigger event according at least one in the group identification of the described subscriber equipment that obtains or the device attribute information; Or

Strategy and charging regulation function entity are formulated and the group identification of described subscriber equipment or at least one corresponding PCC rule or trigger event in the device attribute information according to the group identification of described subscriber equipment or at least one and pre-configured PCC rule or trigger event in the device attribute information.

7. group according to claim 5 strategy and charging regulation processing method is characterized in that, described in strategy and charging regulation or trigger event its range of application of indication be that groups or users group under the subscriber equipment comprises:

8. group according to claim 5 strategy and charging regulation processing method is characterized in that at least one generation strategy in the group identification of the subscriber equipment that described basis is obtained or the device attribute information comprises with charging regulation or trigger event:

Be described user equipment allocation or be the IP address of described user equipment allocation groups or users equipment group granularity according to the group identification of described subscriber equipment to the DHCP request.

9. group according to claim 8 strategy and charging regulation processing method, it is characterized in that described group identification according to subscriber equipment is described user equipment allocation or comprises for the IP address of described user equipment allocation groups or users equipment group granularity to DHCP request:

The IPv6 address prefix that distributes or organize granularity for the user equipment allocation group under the groups or users group under the described subscriber equipment or user to the DHCP request according to the group identification of described subscriber equipment; Or

Be the public IPv4 address of user equipment allocation under the groups or users group under the described subscriber equipment according to the group identification distribution of described subscriber equipment or to the DHCP request.

10. group according to claim 1 strategy and charging regulation processing method, described subscriber equipment is first subscriber equipment, it is characterized in that, also comprise: when in the group identification of second subscriber equipment or the device attribute information at least one when identical with described first subscriber equipment, strategy and the charging regulation or the trigger event of group under described first subscriber equipment that has generated for described second user equipment allocation.

11. group according to claim 10 strategy and charging regulation processing method is characterized in that described method also comprises:

That obtains first subscriber equipment connects the APN information of carrying in the request of foundation at PDN;

Then comprise with charging regulation or trigger event: according to the group identification of first subscriber equipment or at least one in the device attribute information according to the group identification of described subscriber equipment or at least one generation strategy in the device attribute information, and the APN information of in PDN connection foundation request, carrying of first subscriber equipment, generate PCC rule or trigger event;

The strategy of group comprises with charging regulation or trigger event under then described described first subscriber equipment that has generated for described second user equipment allocation: the corresponding APN information of initiating according to described second subscriber equipment of PDN connection is strategy and the charging regulation or the trigger event of group under described first subscriber equipment that generated of described second user equipment allocation.

12. the tactful and charging regulation processing unit of group is characterized in that, comprising:

13. group according to claim 12 strategy and charging regulation processing unit is characterized in that described acquisition module comprises:

First acquiring unit is used for obtaining subscriber equipment at least one in inserting group identification that request message carries or device attribute information; Or

Be used for obtaining the group identification of the signatory subscriber equipment of home subscriber server or group's subscribed database or at least one of device attribute information; Or

Be used to obtain the sign of subscriber equipment, from pre-configured user equipment information, obtain the group identification of subscriber equipment or at least one item in the device attribute information according to the sign of described subscriber equipment;

Described regular generation module comprises:

The first regular generation unit, be used at least one generation strategy and charging regulation or trigger event, and to indicate the range of application of described strategy and charging regulation or trigger event be that affiliated group of described subscriber equipment or user organize according to the group identification of the subscriber equipment that obtains or device attribute information.

14. group according to claim 12 strategy and charging regulation processing unit is characterized in that described acquisition module comprises:

Second acquisition unit is used for obtaining group identification that IP CAN conversation message carries or at least one of device attribute information; Or

Be used for obtaining the group identification of subscriber equipment or at least one item the device attribute information from professional subscribed database or group's subscribed database according to the sign of described subscriber equipment;

Described regular generation module comprises:

The second regular generation unit, be used at least one generation strategy and charging regulation or trigger event, and to indicate its range of application in described strategy and charging regulation or trigger event be groups or users group under the subscriber equipment according to the group identification of the subscriber equipment that obtains or device attribute information.

15. group according to claim 12 strategy and charging regulation processing unit, described subscriber equipment is first subscriber equipment, it is characterized in that, described group strategy also comprises with the charging regulation processing unit:

The optimization process module, be used for when at least one of the group identification of second subscriber equipment or device attribute information are identical with described first subscriber equipment strategy and the charging regulation or the trigger event of group under described first subscriber equipment that has generated for described second user equipment allocation.

16. a communication system is characterized in that, comprises the arbitrary described group of claim 12-15 strategy and charging regulation processing unit.

17. communication system according to claim 16 is characterized in that, described group strategy is arranged at gateway, grouped data network gateway, Gateway GPRS Support Node or strategy and charging regulation function entity with the charging regulation processing unit.