CN101938705A

CN101938705A - Group management method, network equipment and network system

Info

Publication number: CN101938705A
Application number: CN200910108542XA
Authority: CN
Inventors: 陈中平; 吴问付; 孙晓姬
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2009-06-30
Filing date: 2009-06-30
Publication date: 2011-01-05
Anticipated expiration: 2029-06-30
Also published as: CN101938705B; WO2011000315A1

Abstract

The embodiment of the invention provides a group management method, network equipment and a network system. In the group management method, a mobile management network element receives an access request message of group type user equipment, wherein the access request message comprises the identification information of the user equipment; and the mobile management network element obtains the group subscription information and differential subscription information of the user equipment according to the identification information of the user equipment. By applying group management method provided by the embodiment of the invention, the group subscription information and the differential subscription information of the group type user equipment are respectively stored, and the group subscription information and the differential subscription information of the type user equipment are obtained as required, thereby realizing the group management on the group type user equipment.

Description

Group management, the network equipment and network system

Technical field

The present invention relates to the communications field, relate in particular to a kind of group management, the network equipment and network system.

Background technology

In order to tackle the challenge of wireless broad band technology, keep the leading superiority of 3GPP network, 3GPP the end of the year 2004 formulated the Long Term Evolution plan (Long Term Evolution, LTE).At the given a definition framework of new mobile communications network of the guidance of this evolution plan, this framework and present GPRS/UMTS are more flat, and have only kept packet domain, therefore can be called evolution packet network (evolved packet system, EPS).The core net of wireless evolution network mainly comprises mobile management entity (Mobility Management Entity, MME), gateway (Serving Gateway), grouped data network gateway (Packet Data Network Gateway, P-GW) three logic function bodies, MME wherein is a mobile management entity, be responsible for functions such as NAS signaling and the encryption of NAS signaling and roaming, tracking, distributing user temporary identity sign, safety function etc.; Serving Gateway is responsible for the local mobility anchor point and the mobility anchor point and the Lawful Interception relevant information of 3GPP internal system; P-GW then is responsible for strategy execution and charging and Lawful Interception correlation function.

M2M is the abbreviation of machine to machine (Machine to Machine) communication.Broadly, M2M communication can comprise: machine is to machine; Machine is to mobile phone, as the telemonitoring subscriber equipment; Mobile phone is to machine, as user's Long-distance Control or the like.But, M2M communication focus on the communication of machine to machine.

Because subscriber equipment (the User Equipment of M2M type, UE) quantity is huge, for the ease of management, in concrete application, a plurality of have a same machines type controllers (Mechine Type Controller, MTC) M2M subscriber equipment can be formed a group, is called for short M2M group, M2M group can be done as a wholely to manage or control.Certainly, the mode of cohort can have multiple, as: the subscriber equipment with machine to machine type of identical MTC can be formed a M2M group; The subscriber equipment that perhaps belongs to some M2M group can be formed a group; Perhaps carry out mutual subscriber equipment and can form group or the like with same server (Server).Certainly, also can by the Human To Human (Human toHuman, H2H) terminal of type is formed a group, the method for this cohort can be identical with the terminal of M2M type.

In existing EPS network, can't realize the subscriber equipment of this group type is managed.

Summary of the invention

In view of this, the embodiment of the invention provides a kind of group management, has realized the subscriber equipment of group type is carried out management and group.

A kind of group management comprises:

Mobile management network element receives the access request message of the subscriber equipment of group type, comprises the identification information of described subscriber equipment in the described access request message;

Described mobile management network element obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment.

A kind of method of management and group comprises:

When increasing in the group or reducing subscriber equipment, mobility management network element is revised the differentiation CAMEL-Subscription-Information of the described subscriber equipment that changes;

Described mobility management network element notifying home user server is revised group's CAMEL-Subscription-Information of described subscriber equipment.

A kind of network equipment comprises:

Receiving element is used to receive the access request message of the subscriber equipment of group type, comprises the identification information of described subscriber equipment in the described access request message;

Acquiring unit, the identification information that is used for the described subscriber equipment that receives according to described receiving element obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment.

A kind of network system comprises mobile management network element, mobility management network element and home subscriber server, wherein

Described mobile management network element, be used to receive the access request message of subscriber equipment, the identification information that comprises described subscriber equipment in the described access request message obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment;

Described mobility management network element is used for the differentiation CAMEL-Subscription-Information of described subscriber equipment is sent to described mobile management network element;

Described home subscriber server is used for group's CAMEL-Subscription-Information of described subscriber equipment is sent to described mobile management network element.

A kind of network system comprises mobility management network element and home subscriber server, when increasing in the group or reducing subscriber equipment,

Described mobility management network element is used to revise the differentiation CAMEL-Subscription-Information of the described subscriber equipment that changes, and group's CAMEL-Subscription-Information of notifying described home subscriber server to revise described subscriber equipment;

Described home subscriber server is used for the notice according to described mobility management network element, revises group's CAMEL-Subscription-Information of the described subscriber equipment that changes.

The method of a kind of management and group that the embodiment of the invention provided, the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of the subscriber equipment of group type are stored respectively, and obtain the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of the type subscriber equipment as required, realized management and group to the subscriber equipment of group type.Further, after mobile management network element obtains and stores group's CAMEL-Subscription-Information of this group type subscriber equipment, when the subscriber equipment of follow-up this group type is linked into network by this mobile management network element, do not need in home subscriber server, to obtain group's CAMEL-Subscription-Information of this subscriber equipment, directly from mobility management network element, obtain the differentiation CAMEL-Subscription-Information of this subscriber equipment, guarantee carrying out smoothly of user apparatus service, reduced the interaction times between mobile management network element and the home subscriber server simultaneously.Therefore adopt group management, the network equipment and network system that the embodiment of the invention provides in the process that realizes the group of user equipment management of group type, can utilize the present network architecture to greatest extent, and reduce the influence of other types terminal as much as possible.

Description of drawings

Fig. 1 is first schematic diagram of a kind of group management of the embodiment of the invention;

Fig. 2 is second schematic diagram of a kind of group management of the embodiment of the invention;

The mapping relations figure of the CAMEL-Subscription-Information that Fig. 3 is preserved for HSS in the embodiment of the invention and MTC Server;

Fig. 4 is method the 3rd schematic diagram of a kind of management and group of the embodiment of the invention;

Fig. 5 is method the 4th schematic diagram of a kind of management and group of the embodiment of the invention;

Fig. 6 a is first schematic diagram of a kind of network equipment of the embodiment of the invention;

Fig. 6 b is the schematic diagram of embodiment of the invention acquiring unit 602;

Fig. 6 c is second schematic diagram of a kind of network equipment of the embodiment of the invention;

Fig. 7 is first schematic diagram of a kind of network system of the embodiment of the invention;

Fig. 8 a, b are second schematic diagram of a kind of network system of the embodiment of the invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.

With reference to accompanying drawing 1, the embodiment of the invention provides a kind of method of management and group, comprising:

102, mobile management network element receives the access request message of the subscriber equipment of group type, comprises the identification information of described subscriber equipment in the described access request message;

In the embodiment of the invention and follow-up embodiment, the subscriber equipment of this group type is meant that this subscriber equipment belongs to a group, and the operator or the owner adopt the management and group mode to manage using family equipment instead.The subscriber equipment of the type has following characteristics: the signatory mark of the subscriber equipment of same group (as IMSI) can be identical, also can be different, and the subscriber equipment of forming same group has identical group identification or the like.

In the embodiment of the invention and other embodiment, mobile management network element can comprise: the Mobility Management Entity MME in the 3GPP network, service GPRS data gateway SGSN etc.; Access gateway AG W in non-3GPP network etc., mobile management network element can also comprise evolution packet data gateway (Evolved Packet Data Gateway, ePDG) etc.

In the embodiment of the invention and other embodiment, the access request message of this subscriber equipment can be an Attach Request message, it also can be location update request message, location update request message can comprise location area updating (location Area update, LAU), tracing section updating (Tracking Area update, TAU) or Routing Area Update (Routing Area update, RAU) or the like.

The sign of subscriber equipment can comprise the group identification of subscriber equipment and the device identification of subscriber equipment etc., further, when if the signatory mark of the subscriber equipment of this group is identical, the sign of described subscriber equipment can also comprise the signatory mark of subscriber equipment, wherein the signatory mark of subscriber equipment can be IMSI International Mobile Subscriber Identity (International Mobile Subscriber Identity, IMSI) etc., the group identification of subscriber equipment can be Group ID etc., the device identification of subscriber equipment can be international mobile equipment identification number (international mobile equipment identify, IMEI) etc.

Wherein the group identification of subscriber equipment such as Group ID can be made up of a plurality of fields, can carry out corresponding setting to this field, as first field that this Group ID is set represents to store the address information of HSS of group's CAMEL-Subscription-Information of this subscriber equipment place group, and the 3rd field represents to store the address information of the Machine Type controller server (MTC Server) of this subscriber equipment differentiation CAMEL-Subscription-Information; Also can represent to store the address information of HSS of group's CAMEL-Subscription-Information of this subscriber equipment place group with second field, first field represents to store the address information or the like of the MTC Server of this subscriber equipment differentiation CAMEL-Subscription-Information.Also can represent to store the address information of the MTC Server of the address information of HSS of this group of user equipment sign and this subscriber equipment differentiation information of storage with the different bits (Byte) of group identification position.

MTC Server among the embodiment of the invention and follow-up other embodiment all can do description below: the M2M application server, the information or the data that comprise subscriber equipment or group in this server, the difference CAMEL-Subscription-Information that comprises subscriber equipment, further, group's CAMEL-Subscription-Information that also can comprise subscriber equipment, this server can be group management server or management server.

Need to prove that wherein group's CAMEL-Subscription-Information of this subscriber equipment place group is the common CAMEL-Subscription-Information of subscriber equipment of this group.The differentiation CAMEL-Subscription-Information of this subscriber equipment is the CAMEL-Subscription-Information that this subscriber equipment is different from other subscriber equipment in this group.Wherein MTC Server also can storage area group CAMEL-Subscription-Information, and perhaps part group CAMEL-Subscription-Information both can be kept among the HSS, and it is medium also can be kept at MTC Server.

104, mobile management network element obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the user ID of described subscriber equipment.

Mobile management network element determines to obtain the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of this subscriber equipment.Wherein, group's CAMEL-Subscription-Information can be kept among the HSS, and the differentiation CAMEL-Subscription-Information can be kept among the MTCServer, and HSS and MTC Server can be separate on logic function, can divide to be arranged on physical structure, also can merge setting.

Alternatively, mobile management network element obtains before group's CAMEL-Subscription-Information of this subscriber equipment, also comprises the address information of obtaining HSS, comprising:

Mobile management network element to the subscriber equipment that receives group identification resolve, and then obtain the address information of this HSS; Perhaps

Dispose address information of default HSS or the like on the mobile management network element.

Group's CAMEL-Subscription-Information and differentiation CAMEL-Subscription-Information that mobile management network element obtains described subscriber equipment comprise:

1, divide when being arranged as HSS and MTC Server, can directly transmit data between mobile management network element and the MTC Server, comprising:

Mobile management network element obtains the address information of this HSS, sends location update request message to this HSS, can comprise the sign of subscriber equipment in this location request message; HSS searches group's CAMEL-Subscription-Information of this subscriber equipment according to the sign of this subscriber equipment as group identification; Home position upgrades response message and gives this subscriber equipment, the group's CAMEL-Subscription-Information that comprises this subscriber equipment in the corresponding message is upgraded in this position, the address information that further, can also comprise the MTC Server that stores this subscriber equipment differentiation CAMEL-Subscription-Information in this group CAMEL-Subscription-Information;

Alternatively, mobile management network element obtains before the differentiation CAMEL-Subscription-Information of this subscriber equipment, also comprises the address information of obtaining this MTC Server, comprising:

Mobile management network element obtains the address information of this MTC Server according to the group's CAMEL-Subscription-Information that obtains; Perhaps

Resolve the sign of subscriber equipment place group, obtain the address information of this MTC Server; Perhaps

According to the address information of the default MTC Server of configuration on the mobile management network element etc.

Mobile management network element is according to the address information of the MTC Server that obtains, send a request message to MTC Server, ask the differentiation CAMEL-Subscription-Information of this subscriber equipment, the identification information that can comprise this subscriber equipment in this request message, MTC Server is according to the identification information of subscriber equipment, as the device identification of subscriber equipment, search the differentiation CAMEL-Subscription-Information of this subscriber equipment, and return to mobile management network element.

Alternatively, mobile management network element also can be according to indication information, ask for the differentiation CAMEL-Subscription-Information of this subscriber equipment to MTC Server, this indication information can be that this subscriber equipment sends to this mobile management network element, also can be that HSS sends to mobile management network element, the form of indication information is arbitrarily, and the present invention does not do any restriction.

2, divide when being arranged as HSS and MTC Server, cannot directly transmit data between mobile management network element and the MTC Server, comprising:

Mobile management network element obtains the address information of this HSS, and the method for obtaining sends location update request message to this HSS described in 1, can comprise the identification information of subscriber equipment in this location request message; HSS searches group's CAMEL-Subscription-Information of this subscriber equipment according to the identification information of this subscriber equipment as group identification;

Further, HSS can give tacit consent to MTC Server and sends a request message, and request MTC Server sends the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprises the identification information of this subscriber equipment in this request message; Perhaps mobile management network element comprises indication information in the location update request message that HSS sends, indication HSS is to the CAMEL-Subscription-Information of this subscriber equipment that obtains MTC Server, then HSS sends a request message to MTC Server according to this indication information, request MTC Server sends the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprises the identification information of this subscriber equipment in this request message; Perhaps mobile management network element sends between indication information indication MME and the MTC Server to HSS and can not carry out data passes, HSS sends a request message to MTC Server according to this indication information, request MTC Server sends the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprises the identification information of this subscriber equipment in this request message; Perhaps HSS according to the sign of this mobile management network element judge this mobile management network element can not and MTC Server between carry out data passes, then send a request message to MTC Server, request MTC Server sends the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprises the identification information of this subscriber equipment in this request message; After perhaps HSS receives the position updating request of this mobile management network element transmission, default sends a request message to MTC Server, request MTC Server sends the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprises the identification information of this subscriber equipment in this request message.This MTC Server searches the differentiation CAMEL-Subscription-Information of this subscriber equipment as user equipment information, and returns to mobile management network element according to the identification information of the subscriber equipment in the request message.

Further, HSS need obtain the address information of MTC Server, comprising:

HSS obtains the group identification of this subscriber equipment from mobile management network element, and the group identification of the subscriber equipment that sends as the receiving mobility managed network element is resolved this group identification, obtains the address information of the pairing MTC Server of this subscriber equipment; Perhaps

The corresponding relation of the group identification that sets according to this user and pre-configured group identification and MTC Sercer address information obtains the address information of this MTC Server; Perhaps

On HSS, dispose the address information of default MTC Server.

3, be located at a time-out when HSS and MTC Server close, comprise:

Mobile management network element obtains the address information of this HSS, sends location update request message to this HSS, can comprise the identification information of subscriber equipment in this location request message; HSS is according to the identification information of this subscriber equipment, searches the group's CAMEL-Subscription-Information and the personalized CAMEL-Subscription-Information of this subscriber equipment as group identification and device identification; And this group CAMEL-Subscription-Information and personalized CAMEL-Subscription-Information returned mobile management network element.Wherein HSS can also be expressed as HSS/MTC Server in concrete the application.

Whether further, MTC Server can also carry out verification to the legitimacy of subscriber equipment, check the group at this subscriber equipment place legal, checks perhaps whether this subscriber equipment is the subscriber equipment of this group.The step of this check can be carried out on MTC Server, also can carry out on HSS, also can carry out on mobile management network element.

In embodiments of the present invention, after mobile management network element obtains group's CAMEL-Subscription-Information of this subscriber equipment, when other members of follow-up this group are linked into this network by this mobile management network element, this mobile management network element can not be used in the group's CAMEL-Subscription-Information that obtains this subscriber equipment among the HSS, directly utilizes the CAMEL-Subscription-Information that is kept at this group on this mobile management network element.

The method that adopts the embodiment of the invention to provide, group's CAMEL-Subscription-Information of subscriber equipment is stored among the HSS, and the differentiation CAMEL-Subscription-Information of this subscriber equipment is kept among the MTC Server, needs according to subscriber equipment, obtain differentiation CAMEL-Subscription-Information and group's CAMEL-Subscription-Information of this subscriber equipment respectively, realized management and group to subscriber equipment, and the differentiation CAMEL-Subscription-Information of this subscriber equipment is kept among the MTC Server, can reduce the interaction times of subscriber equipment and HSS, reduce the load of network side, do not influence the operate as normal of normal other subscriber equipment equipment to greatest extent.

With reference to accompanying drawing 2, the embodiment of the invention provides a kind of method of management and group, comprising:

201, subscriber equipment sends Attach Request message to mobile management network element;

Wherein, this subscriber equipment can be the subscriber equipment of group type, can comprise the device identification (as IMEI) of subscriber equipment and group identification (as Group ID) or the like in this Attach Request message.Further, when if the signatory mark of this subscriber equipment place group is identical, also can comprise signatory mark (as IMSI) in this Attach Request message, the index of CAMEL-Subscription-Information is regarded in the device identification of wherein said subscriber equipment as, in order to distinguish different user devices in the group, described Group ID also can be regarded as the index of CAMEL-Subscription-Information, in order to distinguish different groups.In embodiments of the present invention, the device identification of subscriber equipment and group identification also can be other the form of expression, the embodiment of the invention is not done concrete restriction.

In the embodiment of the invention and other embodiment, mobile management network element can comprise: the Mobility Management Entity MME in the 3GPP network, service GPRS data gateway SGSN etc.; Access gateway AG W in non-3GPP network etc., further, mobile management network element can also comprise evolution packet data gateway (Evolved Packet Data Gateway, ePDG) etc.

202, mobile management network element sends position updating request Update Location Request message to HSS, wherein can comprise group identification in this location update request message, in order to obtain group's CAMEL-Subscription-Information of this subscriber equipment place group.

Mobile management network element can according to the identification information of this subscriber equipment and on mobile management network element configured corresponding relation determine that this subscriber equipment is a user equipment in group; Perhaps

The indication information entrained according to subscriber equipment determines that this subscriber equipment is a user equipment in group, and this indication information can be that this subscriber equipment of indication is the indication of user equipment in group, or a sign position, and identifying this subscriber equipment is user equipment in group etc.; Perhaps

Mobile management network element determines that according to group's CAMEL-Subscription-Information of the subscriber equipment that HSS returns this subscriber equipment is a user equipment in group etc.

Wherein, the method for this mobile management network element addressing HSS can be, mobile management network element is resolved the group identification of the subscriber equipment that receives, and then obtains the address information of this HSS.

Wherein, can also comprise the id information of mobile management network element in this location update request message, so that the id information of the mobile management network element of HSS record service current user equipment.

203, HSS receives described location update request message, and find the CAMEL-Subscription-Information of this group according to the group identification in this location update request message, send the position to mobile management network element and upgrade response UpdateLocation Ack message, the CAMEL-Subscription-Information that comprises this subscriber equipment place group in the response message is upgraded in this position.

Wherein, can comprise the address information of MTC Server in this subscriber equipment place group's the CAMEL-Subscription-Information, as the IP address information of MTC Server, so that this mobile management network element can be addressed to this MTC Server according to the address information of this MTC Server.

Wherein, also can comprise the information that this subscriber equipment is the subscriber equipment of group type in group's CAMEL-Subscription-Information of this subscriber equipment, if this group type is a M2M type etc.

Wherein, be example with subscriber equipment by the EPS network insertion, be that the subscriber equipment of M2M type is an example with this subscriber equipment, this subscriber equipment group CAMEL-Subscription-Information is as shown in table 1, can comprise:

Table 1

Wherein, the corresponding relation of storage CAMEL-Subscription-Information is with reference to accompanying drawing 3 between HSS and the MTC Server, the CAMEL-Subscription-Information of this group of user equipment of storage on HSS, the differentiation CAMEL-Subscription-Information of these all subscriber equipmenies of group of storage on MTC Server, further, preserve the address information etc. of MTC Server on the HSS.

Need to prove that for first is registered to the subscriber equipment of certain mobile management network element in the network in the group, this mobile management network element obtains the CAMEL-Subscription-Information of this subscriber equipment place group from HSS according to the group information of this subscriber equipment.Follow-up, if having when other subscriber equipment also is registered on this mobile management network element in this group, this mobile management network element can no longer obtain group's CAMEL-Subscription-Information to HSS.

204, mobile management network element upgrades response message according to the position that receives, and obtains the address information of the MTC Server of this subscriber equipment differentiation CAMEL-Subscription-Information of storage, and to the differentiation data that this MTC Server asks for this subscriber equipment, comprising:

Mobile management network element sends a request message to MTC Server, this request message can be the request of data Subscribe Data Request message etc. of concluding a bargin, can comprise the device identification (IMEI) of subscriber equipment in this data request information of concluding a bargin, the group identification (Group ID) that further, can also comprise subscriber equipment.The id information that further, can also comprise mobile management network element in this data request information of concluding a bargin.

Wherein the mode of mobile management network element addressing MTC Server can be, the information of this subscriber equipment place group's who returns according to HSS the MTC Server that CAMEL-Subscription-Information comprised, obtaining the address information of this MTC, also can be that the group identification of the subscriber equipment that obtains according to parsing obtains address information of MTC Server or the like.

Further, mobile management network element sends a request message to MTC Server after determining that this subscriber equipment is the subscriber equipment of group type again, asks the differentiation CAMEL-Subscription-Information of this subscriber equipment.

205, MTC Server receives this data request information of concluding a bargin, obtain the differentiation CAMEL-Subscription-Information of this subscriber equipment according to the device identification of the subscriber equipment that comprises in this data request information of concluding a bargin, and the CAMEL-Subscription-Information of this subscriber equipment differentiation is sent to mobile management network element.

Simultaneously, be included as the id information that this subscriber equipment provides the mobile management network element of service in the data request information if this is concluded a bargin, then MTC Server preserves the id information of this mobile management network element get off.

Need to prove that MTC Server is the legitimacy of this subscriber equipment of verification further, as, whether this subscriber equipment of verification belongs to a legal group, and further, whether the signatory mark that also can check this subscriber equipment is with device identification binding or the like.After verification is legal, send the differentiation CAMEL-Subscription-Information of this subscriber equipment to mobile management network element.

Wherein, the method of this subscriber equipment being carried out verification can comprise, the group identification and the device identification of the subscriber equipment that MTC Server provides according to mobile management network element, determine whether this subscriber equipment belongs to this group, confirm simultaneously whether the corresponding relation of the group identification of subscriber equipment and device identification is legal.The prerequisite that MTCServer confirms is to have preserved the corresponding relation (that is, comprising which member in this group) of this group member and group among the MTC Server; Further, this MTC Server can also preserve the binding relationship of each member's signatory mark and its device identification.

Need to prove, the binding relationship of the device identification of the corresponding relation of this group member and group and the signatory mark of group member and group member also can be kept among the HSS, whether HSS is legal to the verification group member, further, whether the binding relationship of verification group member signatory mark and its device identification is legal.If it is legal to check, then HSS sends group's CAMEL-Subscription-Information of this subscriber equipment place group to mobile management network element.

Need to prove, in step 203, if HSS comprises the corresponding relation of group member and group and the binding relationship of group member signatory mark and group member device identification in group's CAMEL-Subscription-Information that mobile management network element sends, then mobile management network element can be carried out the group member verification according to the group's CAMEL-Subscription-Information that obtains, and/or group member signatory mark and group member device identification binding verification, if check successfully, then allow subscriber equipment to insert, mentioned herein to subscriber equipment can be other member of subsequent registration this group of arriving this mobile management network element.

Wherein, mobile management network element obtains the mode of the device identification of subscriber equipment, can be that subscriber equipment initiatively reports mobile management network element, as sending to mobile management network element by inserting request message; Also can be mobile management network element when needing, initiatively ask for or the like to subscriber equipment.

206, after mobile management network element receives the CAMEL-Subscription-Information of differentiation of this subscriber equipment, send to adhere to and accept Attatch Accept message to this subscriber equipment.

Wherein, if HSS or MTC Server do not pass through the verification of this subscriber equipment, then HSS or MTC Server do not return the differentiation CAMEL-Subscription-Information of this subscriber equipment, and then mobile management network element sends and adheres to refuse information to this subscriber equipment; Perhaps this this subscriber equipment of mobile management network element verification is illegal, also sends and adheres to refuse information to this subscriber equipment, refuses this subscriber equipment and is linked into network.

The method that adopts the embodiment of the invention to provide, group's CAMEL-Subscription-Information of user equipment in group is stored among the HSS, and the differentiation CAMEL-Subscription-Information of this subscriber equipment is kept among the MTC Server, needs according to subscriber equipment, obtain differentiation CAMEL-Subscription-Information and group's CAMEL-Subscription-Information of this subscriber equipment respectively, realized management and group to the group type user, and the differentiation CAMEL-Subscription-Information of this subscriber equipment is kept among the MTC Server, can reduce the interaction times of subscriber equipment and HSS, reduce the load of network side, do not influence the communication of the subscriber equipment equipment of other type to greatest extent.

With reference to accompanying drawing 4, the embodiment of the invention provides a kind of method of management and group, comprising:

401, subscriber equipment sends position updating request to mobile management network element, can comprise the device identification of subscriber equipment place group's group identification and subscriber equipment in this position updating request.

402, mobile management network element sends position updating request Update Location Request message to HSS, can comprise the device identification of subscriber equipment place group's group identification and subscriber equipment in this location update request message, specifically with reference to step 202.

Further, can also comprise indication information in this location request message, indicate this HSS, perhaps indicate this mobile management network element directly to carry out data passes or the like with MTC Server to the differentiation CAMEL-Subscription-Information that MTCServer obtains this subscriber equipment.

Mobile management network element determines that according to the identification information of this subscriber equipment this subscriber equipment is the M2M subscriber equipment, specifically with reference to step 202.

403, HSS sends a request message to MTC Server and asks the differentiation CAMEL-Subscription-Information of subscriber equipment, this request message can be a subscription data request Subscribe Data Request message, comprises the device identification of subscriber equipment place group's group identification and subscriber equipment in this subscription data request message.

Wherein, the method for HSS addressing MTC Server can be: the corresponding relation of HSS configuration group identification and MTCServer address information; Perhaps mobile management network element provides group identification to HSS, and then HSS can confirm the address information of MTC Server.

Alternatively, HSS needed also to determine whether subscriber equipment is the subscriber equipment of group type, if then send a request message to MTC Server, if not then not sending a request message before MTC Server sends a request message.

404, MTC Server sends to HSS with the differentiation CAMEL-Subscription-Information of this subscriber equipment.

Alternatively, MTC Server is the legitimacy of verified users equipment further, as, whether verified users equipment belongs to a legal group, and whether signatory mark that also can inspection user equipment is with device identification binding or the like.If this subscriber equipment is legal by verification, then send the differentiation CAMEL-Subscription-Information of this subscriber equipment to HSS.Comprise:

This group of user equipment sign and device identification that MTC Server sends according to HSS, confirm whether this subscriber equipment belongs to this group, whether the corresponding relation of confirming subscriber equipment signatory mark and device identification simultaneously is legal, wherein, MTC Server has preserved the corresponding relation (promptly comprising which member in a group) of group member and group; This MTC Server can also preserve each member's signatory mark and binding relationship of its device identification or the like in addition.

405, HSS sends position renewal affirmation Update Location Ack message to mobile management network element, and group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information that comprises this subscriber equipment in acknowledge message upgraded in this position.

406, mobile management network element sends the position renewal and accepts message to subscriber equipment, for described subscriber equipment provides follow-up service.

Need to prove, be located at together that then in step 403 and the step 404, the process that HSS obtains the CAMEL-Subscription-Information of differentiation in the MTC Server can be regarded as inner the realization if MTC Server and HSS close.

The method that adopts the embodiment of the invention to provide, group's CAMEL-Subscription-Information of the subscriber equipment of group type is stored among the HSS, and the differentiation CAMEL-Subscription-Information of this subscriber equipment is kept among the MTC Server, when subscriber equipment is linked into network, can utilize the present network architecture to greatest extent, differentiation CAMEL-Subscription-Information with this subscriber equipment is stored among the MTC Server simultaneously, can reduce the interaction times of subscriber equipment and HSS, alleviate the load of network side, do not influence the communication of normal H2H subscriber equipment equipment to greatest extent.

With reference to accompanying drawing 5, the embodiment of the invention provides a kind of method of management and group, and in embodiments of the present invention, group is example with machine to machine M2M group, is described, and this method comprises:

500, the owner of group or operator add in group or delete a subscriber equipment.

Wherein, the method of adding or deleting can be interface or OSS (the Operational Support System by MTC Server, OSS) interface is finished, as: the owner of M2M Group can operate the group member tabulation (M2ME ID List) that (promptly by the operation pages of a web page interlinkage to MTC Server) revises M2M Group by OMA.

501, MTC Server is that this subscriber equipment is created or deletion differentiation CAMEL-Subscription-Information, and MTCServer sends a request message to HSS, asks group member access list information among the synchronous HSS, comprising:

If in group, increase a subscriber equipment, then MTC Server creates CAMEL-Subscription-Information for this subscriber equipment, and this subscriber equipment added in the group member, tabulate for the access of group member among the synchronous HSS simultaneously, MTC Server sends a request message, request HSS joins this subscriber equipment in the access tabulation of this group, as, MTC Server send to increase the message of the request Add UE To M2M Group Request of M2M group to HSS, and this request message comprises can the subscriber equipment signatory mark and the ID of subscriber equipment or the like.Further, the sea can comprise the identity of subscriber equipment in this request message, information such as the time span that the subscriber equipment allowance is used, zone; Perhaps

If in group, delete a subscriber equipment, then MTC Server deletes the CAMEL-Subscription-Information of this subscriber equipment, and this subscriber equipment deleted from group member, simultaneously, access tabulation for group member among the synchronous HSS, MTC Server sends a request message, request HSS is with the deletion from the access tabulation of this group of this subscriber equipment, to the message that HSS sends this subscriber equipment in the request deletion M2M group, can comprise the signatory mark of subscriber equipment and ID of subscriber equipment or the like as MTC Server in this request message.

502, HSS receives this request message, this subscriber equipment is joined in member's tabulation of M2M group, and returns this subscriber equipment of increase and confirm that to M2M group Add UE to M2M Group Acknowledge message is to MTC Server;

Perhaps, return and from this M2M group, delete this subscriber equipment affirmation Delete UE to M2M Group Acknowledge message to MTC Server with the deletion from member's tabulation of M2M group of this subscriber equipment.

503, HSS inserts subscription data to MME, and promptly HSS is with the MME of this group of amended M2M group member tabulation notification service.

504, after MME receives subscription data, return acknowledge message, guaranteed that data synchronization is upgraded among HSS and the MTC Server to HSS.

In another one embodiment of the present invention, if closing, HSS and MTC Server establish, then this step 501 and 502 implementation procedure can be regarded as inner the realization.

In another one embodiment of the present invention, if preserve the binding relationship of group member signatory mark and group member device identification among the HSS, when MTC Server changed described binding relationship, MTC Server also needed the nation among the HSS is concerned synchronously surely; When if mobile management network element is preserved the binding relationship of group member signatory mark and group member device identification, when MTC Server changes described binding relationship, MTC Server also needs the binding relationship in the mobile management network element synchronous, and its idiographic flow is with reference in the embodiment of the invention 501～504.

In another one embodiment of the present invention, MTC Server also can increase or delete the information of subscriber equipment by sending to third party's network element, this third party's network element sends to HSS with this information again, promptly realizes data synchronization among MTC Server and the HSS by third party's network element.

In one embodiment of the invention, when third party's network element can be OSS, if in M2M group, increase or delete a subscriber equipment, then MTC Server creates for this subscriber equipment or deletion differentiation CAMEL-Subscription-Information, and the information that will increase or delete subscriber equipment is notified to OSS, further, this OSS also can authenticate this operation, if authentication is passed through, then OSS revises member's tabulation of this M2M group, this subscriber equipment is increased in the access user list of M2M group, perhaps this subscriber equipment is deleted from the access user list of M2M group, OSS is notified to HSS with the information of this subscriber equipment increase or deletion simultaneously, so that HSS revises the relevant information of this subscriber equipment place group, HSS revises the process of this group information with reference to step 502.

Adopt the method that the embodiment of the invention provided, when the subscriber equipment of certain group changes, MTCServer can in time change the CAMEL-Subscription-Information of this subscriber equipment, and the CAMEL-Subscription-Information of being preserved among the notice HSS change HSS, guaranteed this subscriber equipment CAMEL-Subscription-Information among HSS and the MTC Server synchronously, realize management and group to the subscriber equipment of group type.

With reference to accompanying drawing 6a, the embodiment of the invention provides a kind of network equipment, comprising:

Receiving element 601 is used to receive the access request message of the subscriber equipment of group type, comprises the identification information of described subscriber equipment in the described access request message;

Acquiring unit 602, the identification information that is used for this subscriber equipment of receiving according to described receiving element 601 obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of this subscriber equipment.

Wherein, inserting request message can be Attach Request message, also can be location update request message.The identification information of this subscriber equipment can comprise the group identification and the device identification of subscriber equipment, if the signatory mark of the subscriber equipment of this group is identical, then the sign of this subscriber equipment can also comprise the signatory mark of this subscriber equipment.

The differentiation CAMEL-Subscription-Information of this subscriber equipment can be kept on the mobility management network element, and group's CAMEL-Subscription-Information of this subscriber equipment can be kept on the home subscriber server.Equally, group's CAMEL-Subscription-Information of this subscriber equipment also can partly be kept on the home subscriber server, also can partly be kept on the mobility management network element.

The network equipment in the foregoing description can be a mobile management network element, and wherein mobile management network element can comprise: the Mobility Management Entity MME in the 3GPP network, service GPRS data gateway SGSN etc.; Access gateway AG W in non-3GPP network etc., mobile management network element can also comprise evolution packet data gateway (Evolved Packet Data Gateway, ePDG) etc.

With reference to accompanying drawing 6b, in another one embodiment of the present invention, acquiring unit 602 can comprise:

First obtains subelement 6021, be used for obtaining from home subscriber server group's CAMEL-Subscription-Information of subscriber equipment according to the identification information of subscriber equipment, wherein the identification information of this subscriber equipment can comprise the group identification of subscriber equipment, from mobility management network element, obtain the differentiation CAMEL-Subscription-Information of subscriber equipment according to the identification information of subscriber equipment,, wherein the identification information of this subscriber equipment comprises the device identification of subscriber equipment;

Perhaps

Second obtains subelement 6022, be used for obtaining the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of subscriber equipment from home subscriber server, the identification information of described subscriber equipment comprises the group identification and the device identification of subscriber equipment.

Wherein, second obtain subelement 6022 can directly obtain this subscriber equipment from home subscriber server group's CAMEL-Subscription-Information and differentiation CAMEL-Subscription-Information; Perhaps

Can from home subscriber server, obtain group's CAMEL-Subscription-Information of this subscriber equipment, and this home subscriber server obtains the differentiation CAMEL-Subscription-Information of this subscriber equipment from mobility management network element, and send to mobile management network element.

In another one embodiment of the present invention, when the sign of the described subscriber equipment that receives in the described receiving element 601 comprises the group identification of described subscriber equipment,

Described acquiring unit 602, the group identification that also is used for described subscriber equipment that described receiving element 601 is received is resolved, and obtains the address information of described mobility management network element; Perhaps

Described receiving element 601 also is used to receive group's CAMEL-Subscription-Information of described subscriber equipment, comprises the address information of mobility management network element in the described group CAMEL-Subscription-Information;

Described acquiring unit 602 also is used for obtaining according to group's CAMEL-Subscription-Information that described receiving element 601 receives the address information of described mobility management network element.

With reference to accompanying drawing 6c, in another one embodiment of the present invention, this network equipment can also comprise:

Preserve unit 603, be used to preserve group's CAMEL-Subscription-Information of the subscriber equipment of described group type.

After group's CAMEL-Subscription-Information of this subscriber equipment has been preserved in this preservation unit 603, when other subscriber equipmenies of follow-up this group are linked into network by this mobile management network element, can no longer ask for the group identification of this subscriber equipment to home subscriber server.

The network equipment that the embodiment of the invention provided when this subscriber equipment is linked into network, can obtain the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of this subscriber equipment, has guaranteed that subscriber equipment is linked into network smoothly.Further, can realize the subscriber equipment of group type is realized management and group, and take few Internet resources as much as possible.

With reference to accompanying drawing 7, the embodiment of the invention provides a kind of network system, can comprise mobile management network element 701, mobility management network element 702 and home subscriber server 703 in this network system, wherein

Mobile management network element 701, be used to receive the access request message of the subscriber equipment of group type, insert the identification information that comprises described subscriber equipment in the request message, obtain the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of this subscriber equipment according to the identification information of this subscriber equipment;

Mobility management network element 702 is used for the differentiation CAMEL-Subscription-Information of this subscriber equipment is sent to mobile management network element 701;

Home subscriber server 703 is used for group's CAMEL-Subscription-Information of this subscriber equipment is sent to mobile management network element 701.

In another one embodiment of the present invention, described mobile management network element 701, also be used for sending first request message, ask the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprise the device identification of described subscriber equipment in this first request message to mobility management network element 702; Send second request message to home subscriber server 703, ask group's CAMEL-Subscription-Information of this subscriber equipment, comprise the group identification of this subscriber equipment in this second request message;

Mobility management network element 702 is obtained the differentiation CAMEL-Subscription-Information of this subscriber equipment according to the device identification that is comprised in first request message, and sends to mobile management network element 701;

Home subscriber server 703 obtains group's CAMEL-Subscription-Information of described subscriber equipment according to the group identification that comprises in described second request message, and sends to described mobile management network element 701.

First request message can be a position updating request Update Location Request message in embodiments of the present invention, second request message can be the request of data Subscribe Data Request message etc. of concluding a bargin, direct transfer data information between mobile management network element and the mobility management network element.

In another one embodiment of the present invention, described home subscriber server 703, also be used for sending the 3rd request message to mobility management network element 702, ask the differentiation CAMEL-Subscription-Information of this subscriber equipment, comprise the device identification of this subscriber equipment in the 3rd request message, and the differentiation CAMEL-Subscription-Information of this subscriber equipment that will obtain sends to mobile management network element 701;

Machine Type control service 702 devices send to home subscriber server 703 according to the 3rd request message with the differentiation CAMEL-Subscription-Information of this subscriber equipment.

In embodiments of the present invention, the 3rd request message can be a subscription data request Subscribe Data Request message, simultaneously, can not directly transmit information between mobile management network element and the mobility management network element, can only come transfer data information by other network elements such as home subscriber server.

In another one embodiment of the present invention, home subscriber server 703, the group identification that also is used to resolve this subscriber equipment obtains the address information of mobility management network element 702; Perhaps

According to the corresponding relation of pre-configured group identification and mobility management network element address, and the group identification of this subscriber equipment that obtains obtains the address information of mobility management network element 702.

In another one embodiment of the present invention, mobile management network element 701, the group identification that also is used to resolve this subscriber equipment obtains the address information of mobility management network element 702; Perhaps

Obtain the address information of mobility management network element 702 according to group's CAMEL-Subscription-Information of this subscriber equipment that receives.

In the network system that the embodiment of the invention provided, group's CAMEL-Subscription-Information of the subscriber equipment of group type can be stored in the home subscriber server, the differentiation CAMEL-Subscription-Information of this subscriber equipment can be stored in the mobility management network element, and can be according to the needs of subscriber equipment, obtain differentiation CAMEL-Subscription-Information and group's CAMEL-Subscription-Information of this subscriber equipment respectively, realized management and group to the group type user, and the differentiation CAMEL-Subscription-Information of this subscriber equipment is kept in the mobility management network element, can reduce the interaction times of subscriber equipment and home subscriber server, reduce the load of network side, do not influence the communication of the subscriber equipment of other type to greatest extent.

With reference to accompanying drawing 8a, the embodiment of the invention also provides a kind of network system, comprises mobility management network element 801 and home subscriber server 802, when increasing in the group or deleting subscriber equipment,

Mobility management network element 801 is used to revise the differentiation CAMEL-Subscription-Information of the subscriber equipment that changes, and notifying home user server 802 is revised group's CAMEL-Subscription-Information of these subscriber equipmenies;

Home subscriber server 802 is used for the notice according to mobility management network element 801, revises group's CAMEL-Subscription-Information of the subscriber equipment that changes.

With reference to accompanying drawing 8b, in another one embodiment of the present invention, this network system can also comprise:

Third party's network element 803 is used to receive the notice that mobility management network element 801 sends, and this notice is sent to described home subscriber server 802;

Home subscriber server 802 is revised the CAMEL-Subscription-Information of the described subscriber equipment that changes according to the notice of third party's network element 803.

In one embodiment of the invention, this third party's network element can be OSS etc.

In another one embodiment of the present invention,

If increase a subscriber equipment in the group, then mobility management network element 801 is created the differentiation CAMEL-Subscription-Information for this subscriber equipment, and this subscriber equipment is added in the group member; Perhaps

If subscriber equipment of deletion in the group, then mobility management network element 801 is deleted the differentiation CAMEL-Subscription-Information of these subscriber equipmenies, and this subscriber equipment is deleted from group member.

Adopt the network system that the embodiment of the invention provided, when the subscriber equipment of certain group changes, mobility management network element can in time be changed the CAMEL-Subscription-Information of this subscriber equipment, and notifying home user server is changed its CAMEL-Subscription-Information of preserving, guaranteed this subscriber equipment CAMEL-Subscription-Information in home subscriber server and the mobility management network element synchronously, realize management and group to the subscriber equipment of group type.

One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.

Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims

1. a group management is characterized in that, comprising:

2. a kind of group management as claimed in claim 1 is characterized in that, described mobile management network element comprises according to group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information that the identification information of described subscriber equipment obtains described subscriber equipment:

Described mobile management network element obtains group's CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment from home subscriber server, the identification information of described subscriber equipment comprises the group identification of described subscriber equipment,

Described mobile management network element obtains the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment from mobility management network element, the identification information of described subscriber equipment comprises the device identification of described subscriber equipment;

Perhaps

Described mobile management network element obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment from home subscriber server, the identification information of described subscriber equipment comprises the group identification and the device identification of described subscriber equipment.

3. a kind of group management as claimed in claim 2 is characterized in that, described mobile management network element also comprised obtain the differentiation CAMEL-Subscription-Information of described subscriber equipment from mobility management network element according to the identification information of described subscriber equipment before:

Described mobile management network element is resolved the group identification of the described subscriber equipment that receives, and obtains the address information of described mobility management network element; Perhaps

Described mobile management network element receives group's CAMEL-Subscription-Information of described subscriber equipment, comprises the address information of described mobility management network element in the described group CAMEL-Subscription-Information.

4. a kind of group management as claimed in claim 2, it is characterized in that, described mobile management network element obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment from home subscriber server, comprising:

Close when establishing when described home subscriber server and described mobility management network element, described mobile management network element directly obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment from described home subscriber server; Perhaps

When described home subscriber server and described mobility management network element branch are arranged, described mobile management network element obtains the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment from described home subscriber server, group's CAMEL-Subscription-Information of wherein said subscriber equipment is kept on the described home subscriber server, and the differentiation CAMEL-Subscription-Information of described subscriber equipment is that described home subscriber server obtains from described mobility management network element.

5. a kind of group management as claimed in claim 4 is characterized in that, when described home subscriber server and described mobility management network element branch are arranged, also comprises:

Described home subscriber server obtains the group identification of described subscriber equipment from described mobile management network element, obtains the address information of described mobility management network element according to the corresponding relation of the group identification of described subscriber equipment and pre-configured group identification and mobility management network element address information; Perhaps

Described home subscriber server is resolved the address information of obtaining described mobility management network element to the group identification of the described subscriber equipment that obtains.

6. as the arbitrary described a kind of group management of claim 1 to 5, it is characterized in that, also comprise:

In described mobility management network element, described home subscriber server and the described mobile management network element at least one verified described subscriber equipment.

7. as the arbitrary described a kind of group management of claim 1 to 5, it is characterized in that, also comprise:

Described mobile management network element is preserved group's CAMEL-Subscription-Information of described subscriber equipment.

8. the method for a management and group is characterized in that, comprising:

9. a kind of group management as claimed in claim 8 is characterized in that, group's CAMEL-Subscription-Information that described notifying home user server is revised described subscriber equipment comprises:

Group's CAMEL-Subscription-Information that described mobility management network element directly notifies described home subscriber server to revise described subscriber equipment; Perhaps

Group's CAMEL-Subscription-Information that described mobility management network element notifies described home subscriber server to revise described subscriber equipment by third party's network element.

10. a kind of as claimed in claim 8 or 9 group management is characterized in that, the differentiation CAMEL-Subscription-Information that described mobility management network element is revised the described subscriber equipment that changes comprises:

If increase a subscriber equipment in the group, then described mobility management network element is that described subscriber equipment is created the differentiation CAMEL-Subscription-Information, and described subscriber equipment is added in the group member; Perhaps

If subscriber equipment of deletion in the group, then described mobility management network element is deleted the differentiation CAMEL-Subscription-Information of described subscriber equipment, and described subscriber equipment is deleted from group member.

11. a network equipment is characterized in that, comprising:

12. a kind of network equipment as claimed in claim 11 is characterized in that, described acquiring unit comprises:

First obtains subelement, be used for obtaining from home subscriber server group's CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment, the identification information of described subscriber equipment comprises the group identification of subscriber equipment, obtain the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment from mobility management network element, the identification information of described subscriber equipment comprises the device identification of subscriber equipment; Perhaps

Second obtains subelement, be used for obtaining the group's CAMEL-Subscription-Information and the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the identification information of described subscriber equipment from home subscriber server, the identification information of described subscriber equipment comprises the group identification and the device identification of subscriber equipment.

13. a kind of network equipment as claimed in claim 11 is characterized in that,

When the sign of the described subscriber equipment that receives in the described receiving element comprises the group identification of described subscriber equipment,

Described acquiring unit, the group identification that also is used for described subscriber equipment that described receiving element is received is resolved, and obtains the address information of described mobility management network element; Perhaps

Described receiving element also is used to receive group's CAMEL-Subscription-Information of described subscriber equipment, comprises the address information of mobility management network element in the described group CAMEL-Subscription-Information;

Described acquiring unit, the group's CAMEL-Subscription-Information that also is used for receiving according to described receiving element obtains the address information of described mobility management network element.

14. as the arbitrary described a kind of network equipment of claim 11 to 13, it is characterized in that, also comprise:

Preserve the unit, be used to preserve group's CAMEL-Subscription-Information of the subscriber equipment of described group type.

15. a network system is characterized in that, comprises mobile management network element, mobility management network element and home subscriber server, wherein

16. network system as claimed in claim 15 is characterized in that,

Described mobile management network element also is used for sending first request message to described mobility management network element, asks the differentiation CAMEL-Subscription-Information of described subscriber equipment, comprises the device identification of described subscriber equipment in described first request message; Send second request message to described home subscriber server, ask group's CAMEL-Subscription-Information of described subscriber equipment, comprise the group identification of described subscriber equipment in described second request message;

Described mobility management network element is obtained the differentiation CAMEL-Subscription-Information of described subscriber equipment according to the device identification that is comprised in described first request message, and sends to described mobile management network element;

Described home subscriber server obtains group's CAMEL-Subscription-Information of described subscriber equipment according to the group identification that comprises in described second request message, and sends to described mobile management network element.

17. network system as claimed in claim 15 is characterized in that,

Described home subscriber server, also be used for sending the 3rd request message to described mobility management network element, ask the differentiation CAMEL-Subscription-Information of described subscriber equipment, comprise the device identification of described subscriber equipment in described the 3rd request message, and the differentiation CAMEL-Subscription-Information of the described subscriber equipment that will obtain sends to described mobile management network element;

Described mobility management network element sends to described home subscriber server according to described the 3rd request message with the differentiation CAMEL-Subscription-Information of described subscriber equipment.

18. network system as claimed in claim 17 is characterized in that,

Described home subscriber server, the group identification that also is used to resolve described subscriber equipment obtains the address information of described mobility management network element; Perhaps

According to the corresponding relation of pre-configured group identification and mobility management network element address, and the group identification of the described subscriber equipment that obtains obtains the address information of described mobility management network element.

19. network system as claimed in claim 15 is characterized in that,

Described mobile management network element, the group identification that also is used to resolve described subscriber equipment obtains the address information of described mobility management network element; Perhaps

Obtain the address information of described mobility management network element according to group's CAMEL-Subscription-Information of the described subscriber equipment that receives.

20. a network system is characterized in that, comprises mobility management network element and home subscriber server, when increasing in the group or reducing subscriber equipment,

21. network system as claimed in claim 20 is characterized in that, also comprises:

Third party's network element is used to receive the notice that described mobility management network element sends, and described notice is sent to described home subscriber server;

Described home subscriber server is revised the CAMEL-Subscription-Information of the described subscriber equipment that changes according to the notice of described third party's network element.

22. as claim 20 or 21 described network systems, it is characterized in that,