CN102036185A

CN102036185A - Equipment group management method, network node and communication system

Info

Publication number: CN102036185A
Application number: CN2009102352729A
Authority: CN
Inventors: 支春霞; 刘永俊; 郭小龙; 胡华东
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2009-09-29
Filing date: 2009-09-29
Publication date: 2011-04-27
Anticipated expiration: 2029-09-29
Also published as: CN102036185B

Abstract

The invention provides an equipment group management method, a network node and a communication system, wherein the equipment group management method comprises the following steps: acquiring group information of equipment, wherein the group information is used for representing whether the equipment is a member of the group or not; and determining the management mode of the equipment according to the group information of the equipment, and managing the equipment according to the determined management mode, when the equipment is the member of the group, the management mode of the equipment is a group member management mode; or when the equipment is not the member of the group, the management mode of the equipment is an independent equipment management mode. The embodiment of the invention can determine the management mode which corresponds to the group information according to the group information of the equipment and further realize the group management of the equipment in the existing network.

Description

The method of equipment management and group, network node and communication system

Technical field

The present invention relates to communication technical field, particularly relate to a kind of method, network node and communication system of equipment management and group.

Background technology

Long Term Evolution/System Architecture Evolution networks such as (Long Term Evolved/System ArchitectureEvolved are hereinafter to be referred as LTE/SAE) is based on Human To Human's (Human To Human is called for short H2H) design at present.In existing network, each subscriber equipment (User Equipment is called for short UE) only belongs to a user usually, and network is managed separately for each UE, does not have association between the different UEs.

Machine is one of current development of Communication Technique trend to machine (Machine To Machine the is called for short M2M) communication technology.In the M2M communication technology, data from a station terminal device transmission to another station terminal equipment, i.e. dialogue between the realization equipment.In M2M network based on the M2M communication technology, no longer simple 1: 1 relation between user and the equipment, a common user can have more than one even have a large amount of terminal equipments, has promptly formed 1 between user and the terminal equipment: the relation of M.In this external M2M network, also may there be the common situation of using a terminal equipment of a plurality of users, have promptly formed N between user and the terminal equipment: 1 relation.The comprehensive above-mentioned various possible cases of M2M, the corresponding relation in the M2M network between user and the terminal equipment can be expressed as N: M.

In order better to satisfy practical application request, network side need carry out management and group to a plurality of terminal equipments with identical characteristics, does not realize the technology of equipment management and group in the prior art in existing network.

Summary of the invention

The embodiment of the invention provides a kind of method, network node and communication system of equipment management and group, in order to realize the management and group of equipment in existing network.

The embodiment of the invention provides a kind of method of equipment management and group, comprising:

Obtain the group information of equipment, described group information is used to represent whether described equipment is the group membership of group;

Determine the management mode of described equipment according to the group information of described equipment, and manage described equipment according to the management mode of determining;

When described equipment was the member of group, the management mode of described equipment was the group membership management pattern; Perhaps,

When described equipment was not the member of group, the management mode of described equipment was the specific installation management mode.

The embodiment of the invention also provides a kind of network node, comprising:

The group information acquisition module is used to the group information of the equipment that obtains, and described group information is used to represent whether described equipment is the group membership of group;

The management mode determination module is used for determining according to the group information of described equipment the management mode of described equipment, and manages described equipment according to the management mode of determining;

The embodiment of the invention also provides a kind of communication system, but comprises network node and the equipment that links to each other with communication mode with described network node;

Described network node is used to obtain the group information of described equipment, and described group information is used to represent whether described equipment is the group membership of group; Determine the management mode of described equipment according to the group information of described equipment, and manage described equipment according to the management mode of determining; When described equipment was the member of group, the management mode of described equipment was the group membership management pattern; Perhaps, when described equipment was not the member of group, the management mode of described equipment was the specific installation management mode.

In device cluster group management method, network node and the communication system that the embodiment of the invention provides, group information according to equipment is determined the management mode corresponding with group information, if when the group information of equipment is represented this equipment for the group membership of certain or some groups, can adopt the group membership management pattern that equipment is carried out network management; When if the group information of equipment represents that this equipment is not the group membership of arbitrary group, can adopt the specific installation management mode that equipment is carried out network management, thereby in existing network, realize the management and group of equipment.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

The method flow diagram of the equipment management and group that Fig. 1 provides for first embodiment of the invention;

Fig. 2 is the application scenarios LTE/SAE system configuration schematic diagram of the method embodiment of present device management and group;

The method Signalling exchange figure of the equipment management and group that Fig. 3 provides for second embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Fig. 4 provides for third embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Fig. 5 provides for fourth embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Fig. 6 provides for fifth embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Fig. 7 provides for sixth embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Fig. 8 provides for seventh embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Fig. 9 provides for eighth embodiment of the invention;

The method Signalling exchange figure of the equipment management and group that Figure 10 provides for ninth embodiment of the invention;

The network node structure schematic diagram that Figure 11 provides for tenth embodiment of the invention;

The communication system architecture schematic diagram that Figure 12 provides for eleventh 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 paying the every other embodiment that is obtained under the creative work prerequisite.

It is to be noted, in embodiments of the present invention, the related management network node of equipment can comprise mobility management network node (Mobility Management Entity, hereinafter to be referred as MME), grouped data network gateway (Packet Data Network Gateway, be called for short P-GW), gateway (ServingGateway, be called for short S-GW) and evolution base station (Evolved Node B, abbreviation eNB) at least one in, can can comprise different entities according to the related management network node of the distinct device of business, also can be according to the needs of realizing certain concrete function, the related management network node of equipment can comprise different entities.

The method flow diagram of the equipment management and group that Fig. 1 provides for first embodiment of the invention.As shown in Figure 1, the method for present embodiment equipment management and group comprises:

Step 11, obtain the group information of equipment, this group information is used to represent whether this equipment is the group membership of group.

The group information of equipment can obtain by the subscription data of equipment.This group information can be used for representing whether this equipment is the member of group (Group).If this equipment is the member of certain group, this group information also can comprise the group id of the group under the equipment, optionally, this group information also can comprise the common features that the group membership tabulates (comprising one group of device identification), organizes, group membership's information such as proprietary characteristic.

If this equipment belongs to a plurality of groups, this group information also can comprise the group id of group and the mapping relations between the type of service, for example: each group can corresponding different APN (Access PointName, be called for short APN), different APN provides dissimilar business, therefore the group information of this equipment can comprise that APN and group id are right, organizes 2 etc. as APN1-group 1, APN2-.

Step 12, determine the management mode of this equipment, and manage this equipment according to the management mode of determining according to the group information of the said equipment; When this equipment was the member of group, the management mode of this equipment was the group membership management pattern; Perhaps, when this equipment was not the member of group, the management mode of this equipment was the specific installation management mode.

When the equipment group information changed, network side also changed to the management mode of this equipment thereupon.Above-mentioned management mode comprises: specific installation management mode or group membership management pattern.If when the group information of equipment was represented this equipment for the group membership of certain or some groups, the management mode that can determine this equipment was the group membership management pattern; When if the group information of equipment represents that this equipment is not the group membership of arbitrary group, the management mode that can determine this equipment is the specific installation management mode.

Network side can comprise the management mode of equipment: accounting management pattern, bearer management pattern and with the preference pattern isotype of the related management network node of equipment at least a pattern, can determine corresponding management pattern relevant with group or that equipment is independent according to the group information of equipment, so that network side is optimized management to equipment.

Present embodiment obtains the group information of equipment in existing network, group information according to equipment is determined the management mode corresponding with group information, if when the group information of equipment is represented this equipment for the group membership of certain or some groups, can adopt the group membership management pattern that equipment is carried out network management; When if the group of equipment represents that this equipment is not the group membership of arbitrary group, can adopt the specific installation management mode that equipment is carried out network management, thereby in existing network, realize the management and group of equipment.

Fig. 2 is the application scenarios LTE/SAE system configuration schematic diagram of the method embodiment of present device management and group.As shown in Figure 2, LTE/SAE mainly comprises: home signature user server (HomeSubscriber Server, be called for short HSS), the eNB in the universal terrestrial access network (Evolved Universal Terrestrial Radio Access Network is called for short E-UTRAN) of MME, SAE gateway, evolution etc.

HSS mainly is responsible for the subscription data management of UE, and the subscription data that HSS preserves can comprise the group information of UE.The group information of UE can comprise: the group id of the group under the UE, group membership's tabulation (comprising one group of device identification), the common features of group, group membership's information such as proprietary characteristic, wherein the common features of group id and group also can be used as independent subscription data preservation.If a certain UE belongs to a plurality of groups, the group information of UE also can comprise the group id of group and the mapping relations between the type of service, as APN and group id equity.The subscription data of the UE of the last preservation of HSS can be safeguarded by Machine Type communication application server (not shown)s such as (being called for short MTC), for example: the MTC application server can change the group information of UE, add UE a certain or some group, perhaps, UE is deleted from a certain or some group etc.When the group information of UE changed, the subscription data of the last preservation of HSS is also corresponding to change, and made network side also corresponding variation need take place to the way to manage of UE.

The major function of MME is to preserve the MM Context of UE, and to Non-Access Stratum (NonAccess Stratum, being called for short NAS) signaling handles, and is responsible for the safety of NAS signaling etc., and wherein MM Context can comprise user's sign, mobility management states, positional information etc.MME can obtain the subscription data of UE to HSS, obtains the group information of UE according to subscription data.

The SAE gateway comprises S-GW and P-GW; S-GW and P-GW are two logic entities, may reside on the same or different physical entities.The last main user's face context of preserving UE of S-GW, as: the IP address of UE and routing iinformation, execution Lawful Interception, grouped data routing function etc.; S-GW communicates by letter with MME by the S11 interface, and it is mutual to carry out the mobility management information of UE and session control information etc.P-GW is responsible for user's face anchor point function that UE is linked into Packet Data Network, communicate by SGi reference point and external packet data net, function with grouping route and forwarding, and responsible policy, billing enhancement function, based on each user's packet filtering function etc.; P-GW communicates by letter with S-GW by the S5 interface, transmission bearer foundation/modification/control informations such as deletion, and the grouped data route etc.

E-UTRAN is made up of a plurality of eNB, the eNB major function is the wireless connections of being responsible between foundation, maintenance or release and the UE, preserves the contextual information that is in connection status UE, and to Access Layer (Access Stratum, abbreviation AS) signaling is handled, and is responsible for the safety of AS signaling etc.

Below in conjunction with the application of the embodiment of the invention in LTE/SAE system shown in Figure 2, and the situation that only belongs to a group with equipment (Device) is example, and the technical scheme of the method for present device management and group is described.Wherein, equipment can comprise traditional UE, also may comprise other equipment of supporting the M2M function.If equipment belongs to the situation of a plurality of groups, can comprise in the group information of equipment: information or equipment that equipment newly adds group withdraw from the information that adds group, concrete, the information that equipment newly adds group can comprise group identification and APN peer-to-peer information, and equipment withdraws from the information that adds group can comprise group id tabulation and group deletion indication information peer-to-peer information.The specific implementation of equipment management and group of situation that belongs to a plurality of groups about equipment is similar to the situation that equipment belongs to single group, does not repeat them here.

The method Signalling exchange figure of the equipment management and group that Fig. 3 provides for second embodiment of the invention.The application example of present embodiment is: equipment is initiating to have added certain group before the network attachment, and network side is determined the management mode of equipment in the attachment flow that equipment is initiated.The related management network node of equipment comprises in the present embodiment: MME, eNB, S-GW and P-GW.As shown in Figures 2 and 3, the method for present embodiment equipment management and group comprises:

Step 31, equipment send to eNB and adhere to request (Attach Request) message, carry equipment mark in this Attach Request message.

Step 32, eNB transmit Attach Request message to MME, carry equipment mark in this Attach Request message.

Step 33, MME are by upgrading position flow process (Update Location Procedure), obtain the subscription data of equipment to HSS, the subscription data of equipment includes the group information of equipment, and whether this group information is used for indication equipment is the group membership of certain group.Equipment has added certain group in the present embodiment, can obtain the group id (Group ID) of the affiliated group of equipment in the subscription data of MME slave unit.

When if MME has preserved the subscription data of equipment, this step is an optional step.

Step 34, MME send to S-GW and set up conversation request (Create Session Request) message, and this sets up the group id of the group under the equipment that carries in the conversation request message.The group id of the group under S-GW reception and the preservation equipment.

Step 35, S-GW send to P-GW and set up conversation request message, carry the group id of the affiliated group of equipment in the message.The group id of the group under P-GW reception and the preservation equipment.

Step 36, MME send initial context to eNB and set up request (Initial Context SetupRequest) message, and initial context is set up the group id of the affiliated group of the equipment that carries in the request message.The group id of the group under eNB reception and the preservation equipment.

Step 37, eNB send the RRC connection to equipment and reshuffle (RRC ConnectionReconfiguration) message.Optionally, RRC connects the group id that carries the affiliated group of equipment in the reconfiguration message, the group id of the group under equipment reception and the preservation equipment.

Step 38, obtain the network node of the group id of the group under the equipment, for equipment is determined the group membership management pattern corresponding with this group id, according to definite this equipment of group membership management schema management.

In the embodiment of the invention, network node is from determining the operation of management mode as equipment, and sends to other network nodes between the operation of group id of groups, do not have the restriction of inevitable sequential relationship.According to the particular content difference of group membership management pattern, determine that the network node of the management mode of this equipment may be different.

Illustrate: the group membership management pattern can comprise batch total expense pattern, promptly when P-GW obtains the group id of the affiliated group of equipment, will increase group identity information in the charging bill that equipment is produced or directly produce whole group charging bill according to group id;

Perhaps, the group membership management pattern can comprise group membership's bearer management pattern, promptly under S-GW, P-GW or eNB obtain equipment during the group id of group, judge whether network side exists the common carrier relevant with this group id, wherein common carrier is the common bearing resource that uses of each group membership in the group.If network side has the common carrier relevant with this group id, then revise the relevant information of common carrier, as revise Business Stream masterplate (Traffic Flow Template is called for short TFT), make that the required business datum of equipment can be by amended common carrier transmission; If network side is the common carrier relevant with this group id not, then set up the common carrier relevant with this group id, make that the required business datum of equipment can be by newly-built common carrier transmission;

Perhaps, the group membership management pattern can comprise the preference pattern of the particular network node relevant with group id.During the group id of group, eNB or MME will be choice of equipment particular network node according to the group id of self preserving and the corresponding relation of network node under eNB or MME obtain equipment.For example: if the group under the equipment is a group 1, preserved the corresponding relation of group 1 and certain (as: MME2) on the eNB, then when equipment is initiated follow-up access network flow process, the MME that eNB can select MME2 to connect for the equipment practical communication, promptly eNB is that equipment is determined the related management network node of specific MME as equipment according to the group id of group under the equipment.In like manner, MME also can be that equipment is determined specific S-GW and the P-GW related management network node as equipment according to the group id of group under the equipment.

Present embodiment is worked as equipment and added certain group before attach to network, the related management network node of equipment obtains the group id of group under the equipment by the equipment attachment flow, and determine the group membership management pattern of equipment according to the group id that obtains, according to this equipment of group membership management schema management of determining, thereby in existing LTE/SAE system, realize the management and group of equipment.

The method Signalling exchange figure of the equipment management and group that Fig. 4 provides for third embodiment of the invention.The application example of present embodiment is: equipment is in attach to network but the state that is not connected with network, and equipment is not the group membership of arbitrary group; Suppose that the MTC application server adds certain group with equipment, then the subscription data of the last equipment of preserving of HSS will upgrade, and cause network side that respective change is also taken place the management mode of equipment.The related management network node of equipment comprises in the present embodiment: MME, S-GW and P-GW.As Fig. 2 and shown in Figure 4, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 41, HSS will upgrade sends to MME, and MME obtains the group information of equipment from subscription data, comprises the group id of the affiliated group of equipment in this group information.

Step 42, equipment are initiated the access network flow process, upgrade (being called for short TAU) flow process as the position, and is concrete, and equipment sends TAU request (TAU Request) message to eNB, carries equipment mark in this TAU request message.

Step 43, eNB transmit the TAU request to MME, carry equipment mark in this TAU request message.

Step 44, MME set up conversation request (Create Session Request) message or revise carrying request (Modify Bearer Request) message to the S-GW transmission, and this is set up conversation request or revises the group id that carries the affiliated group of equipment in the bearing request message.The group id of group under S-GW reception and the preservation equipment.

In this step, source S-GW and target S-GW are same S-GW in the flow process if equipment upgrades in the position, and then the message that sends to S-GW of MME is for revising bearing request message, carry the group id of group under the equipment in this modification bearing request message.Source S-GW is different S-GW with target S-GW in the flow process if equipment upgrades in the position, and then the message that MME sends to target S-GW under this situation is for setting up conversation request message, and this sets up the group id of the affiliated group of the equipment that carries in the conversation request message.

Step 45, S-GW send to P-GW and revise bearing request message, carry the group id of the affiliated group of equipment in this modification bearing request message.The group id of group under P-GW reception and the preservation equipment.

Step 46, MME upgrade to equipment transmission position and accept (TAU Accept) message, and optionally, the group id of accepting the affiliated group of portable equipment in the message is upgraded in this position.If receiving this group id, equipment preserves this group id.

Step 47, obtain the network node of the group id of the group under the equipment, the management mode of equipment is switched to and the corresponding group membership management pattern of group id by the specific installation management mode, and according to this equipment of group membership management schema management.

Before equipment added arbitrary group, network side was the specific installation management mode to the management mode of equipment; After equipment added group, network side was the group membership management pattern to the management mode of equipment.Different with the particular content of group membership management pattern according to the specific installation management mode, the network node of handover management pattern may be different.

Illustrate: the specific installation management mode can comprise independent charge mode, and the group membership management pattern can comprise group membership's charge mode.Before equipment added arbitrary group, P-GW adopted independent charge mode to charge to equipment, during the group id of the group under P-GW obtains equipment, with independent accounting management mode switch to group membership's charge mode;

Perhaps, the specific installation management mode can comprise specific installation bearer management pattern, and the group membership management pattern can comprise group membership's bearer management pattern.Before equipment adds arbitrary group, it is that equipment is set up the bearing resource that it uses separately that S-GW or P-GW adopt specific installation bearer management pattern, under S-GW, P-GW or eNB obtain equipment during the group id of group, it is the common bearing resource that uses of each group membership that equipment is created group under the equipment that S-GW, P-GW or eNB can adopt group membership's equipment bearer management pattern;

Perhaps, the specific installation management mode can comprise the pattern of selecting network node according to load balancing, and the group membership management pattern can comprise the pattern according to group Information Selection network node.Before equipment added arbitrary group, MME or eNB adopted load-sharing mode to determine the related management network node of equipment; Under MME or eNB obtain equipment during the group id of group, MME or eNB can adopt and pattern according to group Information Selection network node, select the related management network node of the particular network node relevant with group id as equipment.

The explanation of relevant group membership management pattern can see the record of step 38 among the corresponding embodiment of Fig. 3 for details, does not repeat them here.

Present embodiment is in attach to network when equipment but does not connect the state of network, and when newly joining the group that forms by a plurality of equipment, MME obtains the group id of group under the equipment according to the equipment subscription data after upgrading, and initiate the flow process of access network at equipment next time, as the position more new technological process the group identity information of group under the equipment is sent to the related management network node of equipment, the group information of the related management network node of equipment after according to renewal of the equipment, equipment is switched to the group membership management pattern corresponding with group id by the specific installation management mode, thereby in existing LTE/SAE system, realize the management and group of equipment.

The method Signalling exchange figure of the equipment management and group that Fig. 5 provides for fourth embodiment of the invention.Present embodiment is that with the difference of the corresponding embodiment of Fig. 4 the access network flow process that present embodiment is initiated by equipment realizes the equipment management and group as the service request flow process.The related management network node of equipment comprises in the present embodiment: MME, eNB, S-GW and P-GW.As Fig. 2 and shown in Figure 5, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 51, HSS will upgrade sends to MME, and MME obtains the group information of equipment from subscription data, comprises the group id of the affiliated group of equipment in this group information.

Step 52, equipment are initiated the access network flow process, and as service request (Service Request) flow process, concrete, equipment sends service request information to MME, carries equipment mark in this service request information.

Step 53, MME set up request (Initial Context SetupRequest) message to eNB transmission initial context, and this initial context is set up the group id that carries the affiliated group of equipment in the request.The group id of group under eNB reception and the preservation equipment.

Step 54, eNB send radio bearer to equipment and set up (Radio Bearer Establishment) message.Optionally, this radio bearer is set up the group id of the affiliated group of portable equipment in the message.If equipment receives the group id of its affiliated group, then preserve this group id.

Step 55, MME send to S-GW and revise carrying request (Modify Bearer Request) message, carry the group id of the affiliated group of UE in this modification bearing request message.S-GW receives and preserves this group id.

Step 56, S-GW send to P-GW and revise bearing request message, carry the group id of the affiliated group of UE in this modification bearing request message.P-GW receives and preserves this group id.

Step 57 is similar to step 47, does not repeat them here.

Present embodiment is in attach to network when equipment but does not connect the state of network, and when joining the group that forms by a plurality of equipment, MME obtains the group id of group under the equipment according to the equipment subscription data after upgrading, and initiate the flow process of access network at equipment next time, the group identity information of group under the equipment is sent to the related management network node of equipment as the service request flow process, the group information of the related management network node of equipment after according to renewal of the equipment, equipment is switched to the group membership management pattern corresponding with group id by the specific installation management mode, thereby in existing LTE/SAE system, realize the management and group of equipment.

The method Signalling exchange figure of the equipment management and group that Fig. 6 provides for fifth embodiment of the invention.The application example of present embodiment is: equipment is in attach to network but the state that is not connected with network, and equipment has been the group membership of a certain group; Supposing the MTC application server is existing, equipment deleted that then the HSS subscription data of going up the equipment of preserving will upgrade, and cause network side that respective change is also taken place the management mode of equipment from group.The related management network node of equipment comprises in the present embodiment: MME, S-GW and P-GW.As Fig. 2 and shown in Figure 6, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 61, HSS will upgrade sends to MME, and MME knows that from subscription data the group information of equipment is deleted, then deletes the group information of this equipment of having preserved.

Step 42 is similar with step 43 among corresponding with Fig. 4 respectively embodiment of step 62-step 63, does not repeat them here.

Step 64, MME send to S-GW and set up conversation request (Create Session Request) message or revise carrying request (Modify Bearer Request) message, and this is set up conversation request or revises the indication that carries the sweep equipment group information in the bearing request message.S-GW receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 65, S-GW send to P-GW and revise bearing request message, carry the indication (Group Delete Indication) of sweep equipment group information in this modification bearing request message.P-GW receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 66, MME send the position to equipment and upgrade acceptance (TAU Accept) message, and optionally, the indication of accepting the group information of portability sweep equipment in the message is upgraded in this position.If equipment receive this sweep equipment group information indication delete the group information of this equipment of having preserved.。

The network node of the group information of step 67, this equipment of having preserved of deletion, with the management mode of equipment by the group membership management mode switch to the specific installation management mode, and manage this equipment according to the specific installation management mode.

Before equipment withdrawed from added group, network side was the group membership management pattern to the management mode of equipment.After equipment withdrawed from added group, network side was the specific installation management mode to the management mode of equipment.Different with the particular content of group membership management pattern according to the specific installation management mode, the network node of handover management pattern may be different.

Illustrate: the group membership management pattern can comprise group membership's charge mode, and the specific installation management mode can comprise independent charge mode.Before equipment withdrawed from added group, P-GW adopted group membership's charge mode to charge to equipment; When P-GW received the indication of sweep equipment group information, P-GW switched to independent charge mode charging with the charge mode of equipment by group membership's charge mode;

Perhaps, the group membership management pattern can comprise group membership's bearer management pattern, and the specific installation management mode can comprise the specific installation bearer management.Before equipment withdrawed from added group, it was the common bearing resource that uses of each group membership that equipment is created the affiliated group of equipment that S-GW or P-GW adopt group membership's equipment bearer management pattern.When S-GW or P-GW receive the indication of sweep equipment group information, S-GW or P-GW with group membership's equipment bearer management mode switch to specific installation bearer management pattern, for equipment is set up the bearing resource that it uses separately;

Perhaps, the group membership management pattern can comprise the pattern according to group Information Selection network node, and the specific installation management mode is selected the pattern of network node according to load balancing.Before equipment withdrawed from added group, MME adopted the pattern according to group Information Selection network node, selects the related management network node of the particular network node relevant with group id as equipment.When MME knows that the group information of equipment is deleted, the preference pattern of particular network node is switched to the load balancing preference pattern, promptly adopt load-sharing mode to determine the related management network node of equipment.

Present embodiment is in attach to network when equipment but does not connect the state of network, and when withdrawing from added group, MME knows that according to the equipment subscription data after upgrading the group information of equipment is deleted, and initiate the flow process of access network at equipment next time, as the position more new technological process send the indication of sweep equipment group information to the related management network node of equipment, the equipment group information that the related management network node deletion of equipment has been preserved, and with equipment by the group membership management mode switch to the specific installation management mode, thereby in existing LTE/SAE system, realize the management of the management and group of equipment.

The method Signalling exchange figure of the equipment management and group that Fig. 7 provides for sixth embodiment of the invention.Present embodiment is that with the difference of the corresponding embodiment of Fig. 6 the access network flow process that present embodiment is initiated by equipment realizes the equipment management and group as the service request flow process.The related management network node of equipment comprises in the present embodiment: MME, eNB, S-GW and P-GW.As Fig. 2 and shown in Figure 7, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 71, HSS will upgrade sends to MME, and MME knows that from subscription data the group information of equipment is deleted, then deletes the group information of this equipment of having preserved.

Step 72, equipment are initiated the access network flow process, and as service request (Service Request) flow process, concrete, equipment sends service request information to MME, carries equipment mark in this service request information.

Step 73, MME send initial context to eNB and set up request (Initial Context SetupRequest) message, and this initial context is set up the indication that carries the sweep equipment group information in the request.ENB receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 74, eNB send radio bearer to equipment and set up (Radio Bearer Establishment) message.Optionally, this radio bearer is set up the indication of portability sweep equipment group information in the message.If equipment receives the indication of sweep equipment group information, then delete the group information of this equipment of having preserved.

Step 75, MME send to S-GW and revise carrying request (Modify Bearer Request) message, the indication of carrying the sweep equipment group information in this modification bearing request message.S-GW receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 76, S-GW send to P-GW and revise bearing request message, the indication of carrying the sweep equipment group information in this modification bearing request message.P-GW receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 77 is similar to step 67, does not repeat them here.

Present embodiment is in attach to network when equipment but does not connect the state of network, and when withdrawing from added group, MME knows that according to the equipment subscription data after upgrading the group information of equipment is deleted, and initiate the flow process of access network at equipment next time, send the indication of sweep equipment group information to the related management network node of equipment as the service request flow process, the equipment group information that the related management network node deletion of equipment has been preserved, and with equipment by the group membership management mode switch to the specific installation management mode, thereby in existing LTE/SAE system, realize the management of the management and group of equipment.

The method Signalling exchange figure of the equipment management and group that Fig. 8 provides for seventh embodiment of the invention.The application example of present embodiment is: equipment is in attach to network but the state that is not connected with network, suppose that the MTC application server changes the equipment group information, as equipment being withdrawed from its added group or equipment being added new group, then the subscription data of the last equipment of preserving of HSS will upgrade, and cause network side that respective change is also taken place the management mode of equipment.The relevant network node of equipment comprises in the present embodiment: MME, S-GW and P-GW.As Fig. 2 and shown in Figure 8, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 81, HSS will upgrade sends to MME, and MME obtains under the equipment sign or the MME of group from subscription data knows that from subscription data the group information of equipment is deleted.

Step 82, MME are to S-GW transmission group information indication (Group Information Indication) message, and portability has the group id of the affiliated group of equipment or the indication of sweep equipment group information in this group information Indication message.S-GW reception group information Indication message, and preserve the group id of the affiliated group of this equipment or the equipment group information that deletion has been preserved.

Step 83, S-GW are to P-GW transmission group information Indication message, and portability has the group id of the affiliated group of equipment or the indication of sweep equipment group information in this group information Indication message.P-GW reception group information Indication message, and preserve the group id of the affiliated group of this equipment or the equipment group information that deletion has been preserved.

Step 84, MME are to equipment transmission group information Indication message, and portability has the group id of the affiliated group of equipment or the indication of sweep equipment group information in this group information Indication message.Equipment reception group information Indication message, and preserve the group id of the affiliated group of this equipment or the equipment group information that deletion has been preserved.This step is an optional step.

Sequential relationship between above-mentioned steps 82 and the step 84 is unrestricted, and promptly step 84 can be carried out before step 82.

Step 85, the management mode of equipment is switched between group membership management pattern and specific installation management mode, concrete, for example: the network node that obtains the group id of the affiliated group of equipment, the management mode of equipment is switched to and the corresponding group membership management pattern of group id by the specific installation management mode, and, specifically see the record of step 47 among the corresponding embodiment of Fig. 4 for details according to this equipment control of group membership management schema management; Perhaps, the network node of the group information of this equipment that deletion has been preserved, with the management mode of equipment by the group membership management mode switch to the specific installation management mode, and manage this equipment according to the specific installation management mode, specifically see the record of step 67 among the corresponding embodiment of Fig. 6 for details, do not repeat them here.

Present embodiment is in attach to network when equipment but does not connect the state of network, MME is known group information after the renewal of the equipment according to the equipment subscription data after upgrading, and the group information after the related management network node of equipment sends renewal, the related management network node of equipment is according to the management mode of the group information switching device after upgrading, thus the management of the management and group of realization equipment in existing LTE/SAE system.

The method Signalling exchange figure of the equipment management and group that Fig. 9 provides for eighth embodiment of the invention.The application example of present embodiment is: equipment is attach to network and be in the state that has connected with network, and equipment is not the group membership of arbitrary group; Suppose that the MTC application server newly joins certain group with equipment, then the subscription data of the last equipment of preserving of HSS will upgrade, and cause network side that respective change is also taken place the management mode of equipment.The related management network node of equipment comprises in the present embodiment: MME, eNB, S-GW and P-GW.As Fig. 2 and shown in Figure 9, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 91, HSS will upgrade sends to MME, and MME obtains the group information of equipment from subscription data, comprises the group id of the affiliated group of equipment in this group information.

Step 92, MME send updating context (Context Update) message to eNB, carry the group id of the affiliated group of equipment in this updating context message.ENB receives and preserves this group id.This step is an optional step.

Step 93, MME send modification carrying order (Modify Bearer Command) to S-GW, carry the group id of the affiliated group of equipment in this modification carrying order.S-GW receives and preserves this group id.

Step 94, S-GW send modification carrying order to P-GW, carry the group id of the affiliated group of equipment in this modification carrying order.P-GW receives and preserves this group id.

Step 95, MME send to eNB and revise carrying request (Modify Bearer Request) message, carry the group id of the affiliated group of equipment in this modification bearing request message.If this flow process comprises step 92, then revise the group id that can not carry the affiliated group of equipment in the bearing request message in this step.

Step 96, eNB send the RRC connection to equipment and reshuffle (RRC ConnectionReconfiguration) message, and optionally, this RRC connects the group id of the affiliated group of reconfiguration message portable equipment.If equipment receives the group id of the affiliated group of equipment, then preserve this group id.

Step 97, obtain the network node of the group id of the group under the equipment, the management mode of equipment is switched to and the corresponding group membership management pattern of group id by the specific installation management mode, and according to this equipment of group membership management schema management, specifically see the record of step 47 among the corresponding embodiment of Fig. 4 for details, do not repeat them here.

Present embodiment is worked as equipment and is in the state that connects network, and when newly joining the group that forms by a plurality of equipment, MME obtains the group id of group under the equipment according to the equipment subscription data after upgrading, and in the subscription data modification process with equipment under the group identity information of group send to the related management network node of equipment, the group information of the related management network node of equipment after according to renewal of the equipment, equipment is switched to the group membership management pattern corresponding with group id by the specific installation management mode, thereby in existing LTE/SAE system, realize the management and group of equipment.

The method Signalling exchange figure of the equipment management and group that Figure 10 provides for ninth embodiment of the invention.The application example of present embodiment is: equipment has been attached to network and has been in the state that has been connected with network, and equipment has been the group membership of a certain group; Supposing the MTC application server is existing, equipment deleted that then the HSS subscription data of going up the equipment of preserving will upgrade, and cause network side that respective change is also taken place the management mode of equipment from group.The related management network node of equipment comprises in the present embodiment: MME, eNB, S-GW and P-GW.As Fig. 2 and shown in Figure 10, the method for present embodiment equipment management and group comprises:

Equipment subscription data after step 101, HSS will upgrade sends to MME, and MME knows that from subscription data the group information of equipment is deleted, then deletes the group information of this equipment of having preserved.

Step 102, MME send updating context (Context Update) message to eNB, carry the indication of sweep equipment group information in this updating context message.ENB receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.This step is an optional step.

Step 103, MME send to S-GW and revise carrying order (Modify Bearer Command), carry the indication of sweep equipment group information in this modification carrying order.S-GW receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 104, S-GW send to P-GW and revise the carrying order, carry the indication of sweep equipment group information in this modification carrying order.P-GW receives the indication of this sweep equipment group information and the group information of this equipment that deletion has been preserved.

Step 105, MME send to eNB and revise carrying request (Modify Bearer Request) message, carry the indication of sweep equipment group information in this modification carrying request.If this flow process comprises step 102, then revise the indication that not carry the sweep equipment group information in the carrying request in this step.

Step 106, eNB send the RRC connection to equipment and reshuffle (RRC ConnectionReconfiguration) message, and optionally, this RRC connects the indication of reconfiguration message portability sweep equipment group information., deletes equipment the group information of this equipment of having preserved if receiving the indication of this sweep equipment group information.

The network node of the group information of this equipment that step 107, deletion have been preserved, with the management mode of equipment by the group membership management mode switch to the specific installation management mode, and manage this equipment according to the specific installation management mode, specifically see the record of step 67 among the corresponding embodiment of Fig. 6 for details, do not repeat them here.

Present embodiment is worked as equipment and is in the state that connects network, and when withdrawing from added group, MME knows that according to the equipment subscription data after upgrading the group information of equipment is deleted, and in the subscription data modification process, send the indication of sweep equipment group information to the related management network node of equipment, the equipment group information that the related management network node deletion of equipment has been preserved, and with equipment by the group membership management mode switch to the specific installation management mode, thereby in existing LTE/SAE system, realize the management of the management and group of equipment.

The network node structure schematic diagram that Figure 11 provides for tenth embodiment of the invention.As shown in figure 11, the present embodiment network node can comprise: group information acquisition module 111 and management mode determination module 112.

Group information acquisition module 111 is used to the group information of the equipment that obtains, and this group information is used to represent whether this equipment is the group membership of group.

Management mode determination module 112 is used for definite and the corresponding management mode of above-mentioned group information, and manages this equipment according to the management mode of determining, above-mentioned management mode comprises: specific installation management mode or group membership management pattern.When this equipment was the member of group, the management mode of equipment was the group membership management pattern; Perhaps, when this equipment was not the member of group, the management mode of described equipment was the specific installation management mode.

The performance entity of network node with above-mentioned functions module is unrestricted, and for example network node section is specially MME, eNB, S-GW, P-GW or other network equipments etc.The present embodiment network node obtains the group information of equipment in existing network, group information according to equipment is determined the management mode corresponding with group information, if when the group information of equipment is represented this equipment for the group membership of certain or some groups, can adopt the group membership management pattern that equipment is carried out network management; When if the group of equipment represents that this equipment is not the group membership of arbitrary group, can adopt the specific installation management mode that equipment is carried out network management, thereby in existing network, realize the management and group of equipment.The realization principle of related network node can not repeat them here referring to the record of the corresponding embodiment of Fig. 1.

In the technique scheme, optionally, group information acquisition module 111 also can comprise: group information acquisition unit 1111 and preservation unit 1112.Group information acquisition unit 1111 is used to the subscription data of the equipment that obtains, and described subscription data comprises that indication equipment has added the information of group.Preserve unit 1112 and be used for the information that above-mentioned indication equipment that preservation group information acquisition unit 1111 obtains has added group.Further, network node also can comprise: group information sending module 113.Group information sending module 113 is used for after obtaining the information that above-mentioned indication equipment added group, send the information that above-mentioned indication equipment has added group to related management network node with equipment, for determining that with the related management network node of described equipment the management mode of equipment is the group membership management pattern, and according to this equipment of group membership management schema management of determining.

In the technique scheme, optionally, management mode determination module 112 can comprise: the first management mode determining unit 1121 and the second management mode determining unit 1122.

Group information acquisition unit 1111 also is used to obtain the subscription data after the renewal, and the subscription data after the above-mentioned renewal comprises the information of the new adding group of described equipment.Preserve unit 1112 and also be used for the information of the new adding group of equipment that preservation group information acquisition unit 1111 obtains.The first management mode determining unit 1121 is used for the management mode to this equipment is switched to the group membership management pattern by the specific installation management mode.

Perhaps, group information acquisition unit 1111 also is used to obtain the subscription data after the renewal, and the subscription data after the above-mentioned renewal comprises that equipment withdraws from the information that adds group.Preserve unit 1112 and also be used to delete the information of the relevant groups of the equipment of having preserved.The second management mode determining unit 1122 be used for to the management mode of equipment by the group membership management mode switch to the specific installation management mode.

In one embodiment, preservation unit 1112 carries out function corresponding and the first management mode determining unit 1121 is carried out the relation that function corresponding do not have priority, can preserve unit 1112 and carry out function corresponding before the first management mode determining unit 1121 is carried out function corresponding, also can be after the first management mode determining unit 1121 be carried out function corresponding.

Preservation unit 1112 carries out function corresponding and the second management mode determining unit 1122 is carried out the relation that function corresponding do not have priority, can preserve unit 1112 and carry out function corresponding before the second management mode determining unit 1122 is carried out function corresponding, also can be after the second management mode determining unit 1122 be carried out function corresponding.

In the technique scheme, optionally, the group information that group information sending module 113 also is used for after the renewal of equipment comprises when equipment newly adds the group information of group, if equipment is attach to network and be in no connection status with network, then to the renewal of the related management network node transmitting apparatus of equipment after group information, perhaps when equipment is initiated the access network flow process, the group information after the renewal of the related management network node transmitting apparatus of equipment is so that the related management network node of equipment switches to the group membership management pattern to the management mode of this equipment by the specific installation management mode.

Perhaps, optionally, the group information that group information sending module 113 also is used for after the renewal of equipment comprises when equipment withdraws from the information that adds group, if equipment is attach to network and be in no connection status with network, the group information after sending the renewal of the said equipment then with the related management network node of equipment, perhaps when equipment is initiated the access network flow process, send to related management network node with equipment after the renewal of the said equipment group information so that the related management network node of equipment to the management mode of this equipment by the group membership management mode switch to the specific installation management mode.

Optionally, the first management mode determining unit 1121 specifically be used for to the management mode of this equipment by the specific installation charge mode switch to group membership's charge mode, by the specific installation bearing mode switch to the common carrier pattern and by the mode switch of selecting network node according to load balancing to according at least one of the pattern of group Information Selection network node.Perhaps, the second management mode determining unit 1122 specifically be used for to the management mode of this equipment by group membership's charge mode switch to the specific installation charge mode, by the common carrier mode switch to the specific installation bearing mode with by according to the mode switch of group Information Selection network node at least one to the pattern of selecting network node according to load balancing.

In above-mentioned each the deformation technology scheme of present embodiment, the performance entity of network node can be MME or other network equipments, the related management network node of equipment can comprise in embodiments of the present invention, the related management network node of equipment can comprise MME, among P-GW, S-GW and the eNB at least one, can can comprise different entities according to the related management network node of the distinct device of business, also can be according to the needs of realizing certain concrete function, the related management network node of equipment can comprise different entities.Present embodiment can not repeat them here referring to the record of the corresponding embodiment of Fig. 2～Figure 10 about the realization mechanism and the effect of equipment management and group.

The communication system architecture schematic diagram that Figure 12 provides for eleventh embodiment of the invention.As shown in figure 12, the present embodiment communication system comprises equipment 121 and network node 122, is connected in the mode that can communicate by letter between equipment 121 and the network node 122, and wherein, the quantity of equipment 121 and network node 122 is disposed according to actual needs, does not limit.Wherein device type can be legacy equipment or has the new equipment of supporting the M2M communication function, the function of network node and structure can be referring to the records of the corresponding embodiment of Figure 11, equipment can not repeat them here referring to the record of the corresponding embodiment of Fig. 1～Figure 10 with mutual mechanism and effect between the network node.

One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, and module in the accompanying drawing or flow process might not be that enforcement the present invention is necessary.

One of ordinary skill in the art will appreciate that: the module in the device among the embodiment can be described according to embodiment and be distributed in the device of embodiment, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.

The invention described above embodiment sequence number is not represented the quality of embodiment just to description.

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.

It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that previous embodiment is put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of embodiment of the invention technical scheme.

Claims

1. the method for an equipment management and group is characterized in that, comprising:

2. the method for equipment management and group according to claim 1 is characterized in that, described group information comprises that the described equipment of expression has added the information of group, then

Obtain the group information of equipment, comprising:

Obtain the subscription data of described equipment, described subscription data comprises that the described equipment of expression has added the information of group;

Preserve the described equipment of described expression and added the information of group.

3. the method for equipment management and group according to claim 2 is characterized in that, is obtaining after the described equipment of described expression added the information of group, also comprises:

Send the information that the described equipment of described expression has added group to related management network node with described equipment, determine that for the related management network node of described and described equipment the management mode of described equipment is the group membership management pattern, and according to described definite described equipment of group membership management schema management.

4. the method for equipment management and group according to claim 1 is characterized in that, the described group information that obtains equipment comprises: obtain the subscription data after the renewal, the subscription data after the described renewal comprises the group information after the renewal of described equipment;

Before the management mode of described definite described equipment, described method also comprises: the group information after the renewal of described equipment comprises when described equipment newly adds the information of group, preserves the information that described equipment newly adds group, then

The described management mode of determining described equipment specifically comprises: will switch to described group membership management pattern by described specific installation management mode to the management mode of described equipment; Perhaps,

Before the management mode of described definite described equipment, described method also comprises: the group information after the renewal of described equipment comprises when described equipment withdraws from the information that adds group, the information of the relevant groups of the described equipment that deletion has been preserved, then

The described management mode of determining described equipment specifically comprises: will be to the management mode of described equipment by described group membership management mode switch to described specific installation management mode.

5. the method for equipment management and group according to claim 4 is characterized in that, the group information after the renewal of described equipment comprises that when described equipment newly added the information of group, described method also comprised:

If described equipment is attach to network and be in no connection status with network, the group information after the related management network node with described equipment sends the renewal of described equipment then, perhaps when described equipment is initiated the access network flow process, send the group information after the renewal of described equipment to related management network node, so that the related management network node of described equipment switches to described group membership management pattern to the management mode of described equipment by described specific installation management mode with described equipment; Perhaps,

Group information after the renewal of described equipment comprises that when described equipment withdrawed from the information that adds group, described method also comprised:

If described equipment is attach to network and be in no connection status with network, the group information after the related management network node with described equipment sends the renewal of described equipment then, perhaps when described equipment is initiated the access network flow process, send the group information after the renewal of described equipment to related management network node with described equipment so that the related management network node of described equipment to the management mode of described equipment by described group membership management mode switch to described specific installation management mode.

6. the method for equipment management and group according to claim 5 is characterized in that, described access network flow process comprises position more new technological process or service request flow process.

7. the method for equipment management and group according to claim 4 is characterized in that, the group information after the renewal of described equipment comprises when described equipment newly adds the information of group, preserves described equipment and newly adds before the information of group, and described method also comprises:

If described equipment and network are in connection status, then in the subscription data modification process, send the group information after the renewal of described equipment to related management network node with described equipment; Perhaps,

Group information after the renewal of described equipment comprises when described equipment withdraws from the information that adds group that before the information of the relevant groups of the described equipment that deletion has been preserved, described method also comprises:

If described equipment and network are in connection status, then in the subscription data modification process, send the group information after the renewal of described equipment to related management network node with described equipment.

8. according to the method for the arbitrary described equipment management and group of claim 4～7, it is characterized in that,

Described specific installation management mode comprises: specific installation charge mode, specific installation bearing mode and select in the pattern of network node at least one according to load balancing;

Described group membership management pattern comprises: group membership's charge mode, common carrier pattern and according in the pattern of group Information Selection network node at least one; Then

Describedly will switch to described group membership management pattern by described specific installation management mode to the management mode of described equipment and specifically comprise:

Will to the management mode of described equipment by the specific installation charge mode switch to group membership's charge mode, by the specific installation bearing mode switch to the common carrier pattern and by the mode switch of selecting network node according to load balancing to according in the pattern of group Information Selection network node at least one; Perhaps,

To the management mode of described equipment specifically be comprised to described specific installation management mode by described group membership management mode switch:

Will to the management mode of described equipment by group membership's charge mode switch to the specific installation charge mode, by the common carrier mode switch to the specific installation bearing mode with by according at least one in the pattern of selecting network node according to load balancing of the mode switch of group Information Selection network node.

9. the method for equipment management and group according to claim 1 is characterized in that,

Described group information comprises that described equipment withdraws from the information that adds group,

Obtaining after described equipment withdraws from the information that adds group, also comprising:

Send the deletion indication to related management network node with described equipment, described deletion indication comprises that described equipment withdraws from the information that adds group, management relevant network node for described and described equipment is indicated according to described deletion, the group information of the described equipment that deletion has been preserved, and the management mode of determining described equipment is the specific installation management mode, manages described equipment according to described management mode.

10. a network node is characterized in that, comprising:

11. network node according to claim 10 is characterized in that, described group information acquisition module comprises group information acquisition unit and preservation unit,

Described group of information acquisition unit is used to obtain the subscription data of described equipment, and described subscription data comprises that the described equipment of expression has added the information of group;

Described preservation unit is used to preserve the information that the described equipment of described expression that described group of information acquisition unit obtain has added group.

12. network node according to claim 11 is characterized in that, also comprises:

The group information sending module, be used for obtaining after the described equipment of described expression added the information of group, send the information that the described equipment of described expression has added group to related management network node with described equipment, for determining that with the related management network node of described equipment the management mode of described equipment is the group membership management pattern, and according to described definite described equipment of group membership management schema management.

13. network node according to claim 12 is characterized in that, described management mode determination module comprises the first management mode determining unit and the second management mode determining unit,

Described group of information acquisition unit also is used to obtain the subscription data after the renewal, and the subscription data after the described renewal comprises the information of the new adding group of described equipment;

Described preservation unit also is used to preserve the information of the new adding group of described equipment that described group of information acquisition unit obtain;

The described first management mode determining unit is used for the management mode to described equipment is switched to described group membership management pattern by described specific installation management mode; Perhaps,

Described group of information acquisition unit also is used to obtain the subscription data after the renewal, and the subscription data after the described renewal comprises that described equipment withdraws from the information that adds group;

Described preservation unit also is used to delete the information of the relevant groups of the described equipment of having preserved;

The described second management mode determining unit, be used for to the management mode of described equipment by described group membership management mode switch to described specific installation management mode.

14. network node according to claim 13 is characterized in that,

Described group of information sending module, the group information that also is used for after the renewal of described equipment comprises when described equipment newly adds the group information of group, if described equipment is attach to network and be in no connection status with network, the group information after the related management network node with described equipment sends the renewal of described equipment then, perhaps when described equipment is initiated the access network flow process, send the group information after the renewal of described equipment to related management network node so that the related management network node of described equipment switches to described group membership management pattern to the management mode of described equipment by described specific installation management mode with described equipment; Perhaps,

Described group of information sending module, the group information that also is used for after the renewal of described equipment comprises when described equipment withdraws from the information that adds group, if described equipment is attach to network and be in no connection status with network, the group information after the related management network node with described equipment sends the renewal of described equipment then, perhaps when described equipment is initiated the access network flow process, send to related management network node with described equipment after the renewal of described equipment group information so that the related management network node of described equipment to the management mode of described equipment by described group membership management mode switch to described specific installation management mode.

15. network node according to claim 13 is characterized in that,

The described first management mode determining unit, specifically be used for to the management mode of described equipment by the specific installation charge mode switch to group membership's charge mode, by the specific installation bearing mode switch to the common carrier pattern and by the mode switch of selecting network node according to load balancing to according at least one of the pattern of group Information Selection network node;

Perhaps,

The described second management mode determining unit, specifically be used for to the management mode of described equipment by group membership's charge mode switch to the specific installation charge mode, by the common carrier mode switch to the specific installation bearing mode with by according to the mode switch of group Information Selection network node at least one to the pattern of selecting network node according to load balancing.

16. a communication system is characterized in that, but comprises network node and the equipment that links to each other with communication mode with described network node;