CN102595373B - A kind of method and system to MTC terminal moving property management - Google Patents
A kind of method and system to MTC terminal moving property management Download PDFInfo
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- CN102595373B CN102595373B CN201110008309.1A CN201110008309A CN102595373B CN 102595373 B CN102595373 B CN 102595373B CN 201110008309 A CN201110008309 A CN 201110008309A CN 102595373 B CN102595373 B CN 102595373B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
- H04W12/062—Pre-authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/16—Gateway arrangements
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Abstract
The invention discloses a kind of method and system to MTC terminal moving property management, including：Terminal access proxy gateway (MTC GW) interacts instead of machine type communication (MTC) terminal with 3GPP networks moving property managing signaling；3GPP networks are by MTC GW to MTC terminal moving property management.In this way, 3GPP networks can realize a series of mobile management such as access authentication, attachment, location updating, WAP switching, attachment removal by MTC GW to MTC terminal, the resource that each MTC terminal takes in 3GPP networks has been saved.
Description
Technical field
The present invention relates to moving communicating field, particularly relates to a kind of method to MTC terminal moving property management and is
System.
Background technology
Communication between machine to machine in recent years (M2M, Machine to Machine) business gradually starts to be applied,
Such as logistics system, remote meter reading, smart home application.M2M service providers use existing wireless network, such as general grouped wireless
Business (GPRS, General Packet Radio service) network, evolved packet system (EPS, Evolved Packet
System) PS such as network networks carry out M2M business.Because of M2M business and interpersonal (H2H, the Human to that communicates
Human) business has obvious otherness, it is necessary to necessary optimization be carried out to existing network, to obtain optimal network management
With network communications quality.
GPRS network is a Generation Mobile Telecommunication System network based on packet switch, has arrived 3-G (Generation Three mobile communication system),
GPRS is evolved to UMTS packet switch (UMTS PS, Universal Mobile Telecommunication
System Packet Switch) domain.It is the UMTS PS network architecture as shown in Figure 1, is included in the network architecture as off line
Member：
Radio Network System (RNS, Radio Network system), comprising NodeB and RNC, NodeB for eventually in RNS
End offer eats dishes without rice or wine to connect；RNC (Radio Network Controller) is radio network controller, and it is wireless to be mainly used in management
Resource and control NodeB.Connected between RNC and NodeB by Iub mouths, terminal accesses UMTS packet domain core by RNS
Net (Packet Core)；
Serving GPRS Support Node (SGSN, Serving GPRS Support Node), for preserving the Route Area of user
Positional information, it is responsible for safety and Access Control；SGSN is connected by Iu mouths with RNS；
Gateway GPRS Support Node (GGSN, Gateway GPRS support Node), for being responsible for the IP of distribution terminal
Address and the gateway function to external network, internally it is connected by Gn mouths with SGSN；
Attaching position register (HLR, Home Location Register), for preserving the subscription data of user and working as
The SGSN addresses at preceding place, are connected by Gr mouths with SGSN, are connected by Gc mouths with GGSN；
Packet data network (PDN, Packet Data Network), for providing the user packet-based service network,
It is connected by Gi mouths with GGSN.
MTC Server are M2M application servers, for providing the user M2M applications, pass through MTCi interfaces and GGSN phases
Even.
In Fig. 1, machine type communication (MTC, Machine Type Communication) UE is needed by GPRS nets
Network is to MTC Server transmitting data informations.The tunnel that GPRS network is established between RNC to GGSN for this transmission, tunnel is based on
Tunnel protocol (GTP, GPRS Tunneling Protocol, GPRS), data message realizes transmitting by GTP tunnel.
With the development of wireless broad band technology, operation layer is to performance requirement more and more highers such as the bandwidth of transport layer, time delays.For
Its network performance is improved, networking is reduced and operation cost, 3GPP is directed to System Architecture Evolution (SAE, System
Architecture Evolution) research, it is therefore an objective to so that the packet net (EPC, Evolved Packet Core) of evolution
Can provide higher transmission rate, shorter transmission delay, optimization packet, and support evolution UTRAN (E-UTRAN,
Evolved UTRAN), UTRAN, WLAN (WLAN, Wireless Local Area Network) and other non-3 gpp
Access network between mobile management.
SAE framework is as shown in Fig. 2 wherein at present, wireless access network (E-RAN, the Evolved Radio of evolution
Access Network) in the network element that includes be enode b (eNodeB, Evolved NodeB), belong to RNS systems, be used for
Radio Resource is provided for the access of user；Packet Data Network (PDN, Packet Data Network) is to provide the user business
Network；EPC provides lower delay, and allows more wireless access systems to access, and it includes following network element：
Mobile management entity (MME, Mobility Management Entity), is chain of command functional entity, deposits temporarily
The server of user data is stored up, is responsible for and stores user equipment (UE, User Equipment) context (such as user
Mark, mobility management states, user security parameters etc.), for user distribute temporary mark, when UE quarter at the tracing area or
During person's network, it is responsible for authenticating the user.
Gateway (SGW, Serving Gateway), it is a user entity, is responsible at user face data route
Reason, UE of the termination in idle (ECM_IDLE) state downlink data.Management and storage UE SAE carryings (bearer) are up and down
Text, such as IP bearer services parameter and network internal routing iinformation etc..SGW is the anchor point in 3GPP system internal user face, one
User can only have a SGW a moment.
Packet data network gateway (PGW, PDN Gateway), be responsible for UE access PDN gateway, distributing user IP address,
And 3GPP and the mobility anchor point of non-3 GPP access system, PGW function also include strategy implement, charging support.User exists
Synchronization has access to multiple PGW.Strategy implements functional entity (PCEF, Policy and Charging with charging
Enforcement Function) it also is located in PGW.
Strategy and charging regulation function entity (PCRF, Policy and Charging Rules Function), are responsible for
Policy control and charging regulation are provided to PCEF.
Home subscriber server (HSS, Home Subscriber Server), is responsible for permanently storing user contracting data,
The content of HSS storages includes UE international mobile subscriber identity (IMSI, International Mobile Subscriber
Identification) and PGW IP address.
Physically, SGW and PGW may unify, and EPC system user plane network element includes SGW and PGW.
MTC Server are used to provide the user M2M applications, are connected by MTCi interfaces with PGW.MTC Server are main
It is responsible for the work such as information gathering and the data storage/processing to MTC device, and MTC device (MTC UE) can be carried out necessary
Management.
MTC UE are similar with UE, are responsible for collecting the information of some collectors and by RAN node core network access, and with
MTC Server interaction datas.
In fig. 2, MTC UE are needed by EPS networks to MTC Server transmitting data informations.EPS networks pass for this
The defeated GTP tunnel established between SGW to PGW, data message realize transmitting by GTP tunnel.
Fig. 3 is that in the prior art, MTC UE are linked into EPS networks, performs network attachment, the mobility pipe that IP carryings are established
Reason process, comprises the following steps：
Step 101, MTC UE are in order to be linked into PS networks, including GPRS network and EPS networks, to RNS wireless access networks
Network (including eNodeB or RNC) initiates attach request, carries MTC UE terminal iidentification IMSI, MTC UE network wherein
The information such as access capability and request distribution IP instruction；
RNS is that MTC UE select a MME/SGSN (MME or SGSN) serviced for it, and attach request is forwarded into this
MME/SGSN；
Step 102, MME/SGSN sends authorization data request (containing IMSI) to HSS, and HSS first determines whether to sign corresponding to IMSI
About data, it has been put on the blacklist if searched less than any signing or IMSI, HSS returns to authorization data to MME/SGSN
Respond and carry error reason；If finding subscription data corresponding to IMSI, HSS returns to authorization data to MME/SGSN and rung
Answer (containing authentication vector)；
MME/SGSN performs authorizing procedure to verify terminal IMSI legitimacy, and performs safe mode flow to enable peace
Full connection.
Step 103, MME/SGSN sends position updating request to the HSS of home network, carry in message MME mark and
MTC UE mark, to inform region that MTC UE are currently accessed；HSS goes out MTC UE label according to MTC UE identifier lookup
About user data, it is sent to MME/SGSN.Mainly included in contracted user's data：Default access point title (APN, Access
Point Name), the information such as amount of bandwidth；
MME/SGSN receives user data, checks whether MTC UE are allowed access to network, returns to receive to HSS and uses
Family responds；If MME/SGSN has found that MTC UE have the problems such as roaming limitation or access restriction, MME/SGSN will forbid MTC UE attached
, and notify HSS.
Step 104, MME/SGSN according to acquiescence APN be MTC UE select a PGW/GGSN (PGW or GGSN), and to its
Send the request for establishing carrying.Carried in the request MTC UE mark, MME/SGSN mark, for MTC UE with distributing IP
The information such as the indicating of location, default bandwidth information and PGW/GGSN addresses；
If it is necessary, PGW/GGSN asks to distribute configured strategy for the MTC UE to PCRF and charging rule decision is believed
Breath；
PGW/GGSN establishes according to the PCRF strategies returned and the PCC of charging rule decision information or static configuration strategies
PS is carried, and is returned to carrying to MME/SGSN and established response；
Step 105, MME/SGSN preserves bearer context Bearer context, then sends initial context to RNS
Set request or attachment to receive response, show that the MTC UE request for being attached to network is received, carry APN, PS Bearer
ID, PGW/GGSN address and tunnel port mark (TEID, Tunnel Endpoint Identifier)；
Step 106, RNS sends RRC connection reconfiguration requests, and open corresponding port to MTC UE.In RRC connections weight
Carried in configuring request：PS Bearer ID, PGW/GGSN addresses, APN, the IP address for distributing to MTC UE, bandwidth information
Deng；
MTC UE send radio bearer to RNS and reconfigure response, establish radio bearer；
Step 107, RNS sends initial context response to MME/SGSN, and RNS TEID and address letter are included in the message
Breath, MTC UE are given for sending downlink data.
Step 108, MTC UE send attachment completion message, carry PS Bearer ID, notify MME/SGSN attaching process
Complete；
Step 109, MME sends more new bearer request to PGW/GGSN, notifies the TEID marks for the RNS of MTC UE services
And address, get through data feedback channel.PGW/GGSN sends the response of more new bearer, bearer update success to MME/SGSN.
Fig. 4 is that in the prior art, MTC UE have access to EPS networks, when position movement occurs for MTC UE, performs network
The mobility management process of location updating, comprises the following steps：
Step 201, when MTC UE are moved in 3GPP networks, it is moved to newly by the source MME/SGSN regions managed
The region of MME/SGSN management.MTC UE need to carry out location updating.MTC UE initiate TAU location updatings to new MME/SGSN please
Ask, carry the information such as MTC UE mark, MTC UE network capabilities, PS Bearer states；
Step 202, new MME/SGSN obtains source MME/SGSN address according to MTC UE mark, and to source MME/SGSN
The context request for obtaining MTC UE is sent, the information such as identifying comprising MTC UE, new MME/SGSN addresses, asks source wherein
MTC UE all contextual informations are all issued new MME/SGSN by MME/SGSN；
After source MME/SGSN receives the context request for obtaining MTC UE, MTC UE contextual information is issued into new MME/
SGSN；
Step 203, new MME/SGSN asks to PGW/GGSN starting update load bearings, and request updates the institute that the MTC UE are established
There is carrying, PGW/GGSN needs to update bearer context corresponding to the MTC UE, as updated the MME/SGSN in bearer context
TEID.Then the response of more new bearer is returned to new MME/SGSN；
Step 204, new MME/SGSN updates to HSS launch positions and asked, and carries MTC UE positional information and new MME/
The information such as SGSN addresses, HSS are updated and preserved.
Step 205, HSS initiates to delete user data requests to source MME/SGSN, and source MME/SGSN deletes the MTC preserved
UE all information；
Step 206, HSS is updated to new MME/SGSN home positions and responded, and MTC UE contracted user's data are issued newly
MME/SGSN, contracted user's packet UE containing MTC APN and bandwidth etc. information；
Step 207, new MME/SGSN sends TAU and accepts message to MTC UE, and MTC UE successes are on target (new) network
Location updating is carried out.
Fig. 5 is that in the prior art, MTC UE have access to EPS networks, when MTC UE need offline, such as shuts down, performs
The mobility management process of internet off-line, comprises the following steps：
Step 301, MTC UE initiate the flow from 3GPP internet off-lines.MTC UE send offline request to MME/SGSN,
The information such as mark comprising MTC UE in message；
Step 302, after MME/SGSN receives the offline request of MTC UE initiations, MME/SGSN deletes MTC UE correlations
Contextual information；
Then, MME/SGSN sends deleting bearing to PGW/GGSN by SGW and asked, and carries LBI marks, request is deleted should
MTC UE PDN connections.SGW and GGSN/PGW deletes the PDN connections of the MTC UE according to LBI, discharges the carrying money of distribution
Source.PGW/GGSN returns to deleting load-bearing success response to MME/SGSN.
Step 303, MME/SGSN returns to offline request received message to MTC UE, and notice MTC UE networks are carried out to it
Off-line operation.
Step 304, MME/SGSN sends PS Connection Release orders to RNS, and notice RNS release PS connections, RNS releases are wireless
Related resource.RNS sends PS connection release messages, release and MTC UE interface-free resources to MTC UE.
M2M business is using machine terminal intelligent interaction as core, the application and service of networking.It uses intelligence machine
Terminal, pass through wireless network transmissions information, the informatization resolve scheme provided for client, for meeting client to monitoring, commanding
The information system requirement of scheduling, data acquisition and measurement etc..
M2M communication object is Machine To Machine, can be the communication between people and machine, between machine and server
Communicate, the communication between different intelligent terminal.The MTC device of different application has different characteristics, and such as elevator lift is set
It is standby that there is Hypomobility, PS only attributes, and monitor, alert device in addition to Hypomobility, PS only, also with low number
According to attributes such as transmission and high availability.Therefore the MTC device for different application is needed to carry out different system optimizations, can be effective
MTC device is managed, monitored, is paid.
In M2M using in the influence research to the PS network optimizations, a kind of new scene is proposed, sees Fig. 6.Fig. 6 is a thing
The scene of networking, it describes Internet of Things and is divided into three layers：Tip layer, Internet and application layer.Tip layer is primarily referred to as sensor network
Network, sensor node use short interconnections technology, as bluetooth, ZigBee, WLAN, RFID technique realize the interconnection of local network,
Short distance distance is maximum up to hundreds of meters or upper km.Sensor node is used for the data of collecting sensor, and is passed by Internet
The data of contribute's collection are transferred to MTC Server, such as the application of remote meter reading class.
In figure 6, it is much the terminal of no 3GPP network communications capabilities for sensor node, referred to as non-MTC
Terminal, because for cost and technology are realized, all configuration 3GPP communications modules are unrealistic for sensor node.Therefore need
Local tip network has a 3GPP network terminals access agent equipment, is MTC GW in figure, net is acted on behalf of in referred to as terminal access
Close.Communication capacity between the existing tip network nodes of MTC GW, it may have 3GPP network communications capabilities and terminal access agent capability,
Need to realize that the signaling of local network is adapted to data to the signaling of 3GPP networks with data.
For Fig. 6 scene, in tip network, terminal had both been probably no 3GPP communication capacities or had not had 3GPP user
The terminal of identity, it is also possible to no 3GPP communication capacities but the terminal (non-MTC UE) for having 3GPP user identity, such as there is SIM
Block but there is no 3GPP communications modules, it is also possible to there is the terminal (MTC UE) of 3GPP communication capacities, when MTC UE are from other areas
Domain roams into the tip network area of MTC GW management, according to terminal strategy or network advertisement, it is necessary to pass through in local network
The MTC GW are linked into 3GPP networks., can be straight when MTC GW exceptions or some sensor nodes just have 3GPP communication capacities
3GPP networks are linked into, realize the transmission with MTC Server.
Therefore, the scene of tip network terminal access 3GPP networks is acted on behalf of for MTC GW, prior art is not directed to MTC
Corresponding mobile management flows of the GW as terminal access proxy gateway in tip network.For 3GPP networks, it is necessary first to
Solve how each MTC terminal (including MTC UE and non-MTC UE) of MTC GW agencies access to ask with mobile management
Topic, it is therefore desirable to optimized to the mobile management flow of existing PS networks, to meet to carry out MTC terminal by MTC GW
Access Control and the demand of mobile management.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of method to MTC terminal moving property management and
System, the scene that agency is linked into 3GPP networks is carried out to MTC terminal for MTC GW in tip network, can solve the problem that 3GPP nets
The problem of how network is managed the moving property of MTC terminal of access by MTC GW.
In order to achieve the above object, the technical proposal of the invention is realized in this way：
The invention provides a kind of method to MTC terminal moving property management, this method includes：
Terminal access proxy gateway (MTC GW) replaces machine type communication (MTC) terminal and moving property of 3GPP networks
Managing signaling interacts；3GPP networks are by MTC GW to MTC terminal moving property management.
Further, the MTC terminal includes the MTC UE with 3GPP communication capacities and without 3GPP communication capacity
But the non-MTC UE with 3GPP network user identities.
Further, before MTC GW interact instead of MTC terminal with 3GPP networks moving property managing signaling, this method
Also include：
When the MTC GW are linked into 3GPP networks first, the mobile management network element in 3GPP networks gets described
After MTC GW contracted user's data, according to the terminal access agent capability identification contracted in contracted user's data
There is MTC GW terminal to access agent capability.
Further, when MTC terminal request is linked into 3GPP networks by MTC GW, the mobile management letter
Order interaction and the mobile management, are specifically included：
The access request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW；The mobility pipe
Manage network element and authentication is carried out to MTC terminal, and by the MTC GW transparent transmission MTC UE and the authentication number of mobile management network element
According to vector；
MTC GW mark and address, the address of the mobile management network element are sent to by the mobile management network element
The HSS of the MTC terminal ownership associated with MTC GW is preserved；
The authentication by and when allowing the MTC terminal to access 3GPP networks, the mobile management network element preserves
The contextual information of MTC terminal is simultaneously associated with MTC GW, and MTC GW and MTC are updated in the mobile management network element
The linked list of terminal.
Further, after the MTC terminal is linked into 3GPP networks by MTC GW, this method also includes：The MTC
GW is packet data network (PDN) connection corresponding to the default access point title (APN) of MTC terminal signing is established.
Further, when the MTC terminal switches WAP by MTC GW to 3GPP network requests, the shifting
Mobility management Signalling exchange and the mobile management, are specifically included：
The renewal WAP request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW；
The contextual information of MTC terminal and MTC GW are associated by the mobile management network element, and in the movement
Property managed network element in update the linked list of MTC GW and MTC terminal；
The mobile management network element discharges the related bearing resource of the MTC terminal.
Further, after the MTC terminal have switched WAP by MTC GW, this method also includes：It is described
MTC GW are PDN connections corresponding to the APN of MTC terminal signing is established.
Further, when the management region of MTC GW from source mobile management network element is moved to new mobile management network element
Management region, when carrying out location updating, the mobile management Signalling exchange and the mobile management, specifically include：
New mobile management network element obtains MTC GW contextual information, MTC GW and MTC to source mobile management network element
The linked list of terminal and the contextual information with the MTC GW MTC terminals associated；And ask 3GPP networks renewal MTC GW
All carryings established；
The new mobile management network element sends MTC GW mark and address and the address of new mobile management network element
The HSS for giving the MTC terminal ownership of MTC GW associations is updated and preserved；
There is new mobile management network element identification MTC GW terminal to access agent capability.
Further, when the MTC terminal request by MTC GW from 3GPP internet off-lines when or the MTC terminal
When moving out the region of MTC GW management, the mobile management Signalling exchange and the mobile management, specifically include：
The offline request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW；The mobility pipe
Reason network element deletes the contextual information of MTC terminal and associating for MTC terminal and MTC GW, and by MTC GW to MTC terminal
Send offline notification.
Further, after the MTC terminal is offline, this method also includes：
When determining that the APN of the MTC terminal signing does not associate other MTC terminals, MTC GW initiate PDN to 3GPP networks
Connection deactivates, and deletes PDN connections corresponding to the APN.
Further, the information of the MTC terminal associated with itself is saved in the MTC GW.
Present invention also offers a kind of system to MTC terminal moving property management, the system includes：MTC terminal, end
Terminate into proxy gateway (MTC GW) and 3GPP networks；Wherein：
The MTC GW are used to interact with 3GPP networks moving property managing signaling instead of the MTC terminal；
3GPP networks are used for by the MTC GW to moving property of the MTC terminal management.
Further, the MTC terminal includes the MTC UE with 3GPP communication capacities and without 3GPP communication capacity
But the non-MTC UE with 3GPP network user identities.
Further, 3GPP networks include mobile management network element, for when MTC GW are linked into 3GPP networks first,
After the contracted user's data for getting the MTC GW, agent capability is accessed according to the terminal contracted in contracted user's data
Identify that there is the MTC GW terminal to access agent capability；
The mobile management network element, it is additionally operable to when MTC terminal accesses 3GPP networks by MTC GW, by MTC terminal
Contextual information be associated with MTC GW, and safeguard MTC GW and the linked list of MTC terminal.
Further, the MTC GW are additionally operable to preserve the information with itself associating the MTC terminal, including at least MTC
The APN of the mark of terminal, the attachment state of MTC terminal and MTC terminal signing.
In the present invention, MTC terminal accesses proxy gateway (MTC GW) by the terminal of tip network and is linked into 3GPP, releases
The resource that MTC terminal takes in 3PGG networks is put, and is entered using MTC GW in the bearing resource of 3GPP networks with MTC Server
Row data communication.3GPP networks can realize access authentication, attachment, location updating, WAP to MTC terminal by MTC GW
A series of mobile management such as switching, attachment removal, the resource that each MTC terminal takes in 3GPP networks, and 3GPP nets are saved
Network can carry out other process optimizations, such as terminal monitoring and offline triggering by the MTC GW, and there is significant optimization to imitate
Fruit.
Brief description of the drawings
Fig. 1 is GPRS network system architecture schematic diagram in the prior art；
Fig. 2 is EPS network system architectures schematic diagram in the prior art；
Fig. 3 is attached to 3GPP PS networks and establishes the flow chart of carrying for MTC UE in the prior art；
Fig. 4 is the flow chart that MTC UE carry out location updating in 3GPP PS networks in the prior art；
Fig. 5 is the flow chart that MTC UE carry out attachment removal from 3GPP PS networks in the prior art；
Fig. 6 is a kind of scene graph of M2M applications；
Fig. 7 is to the flow chart of terminal moving property management method in the embodiment of the present invention；
Fig. 8 is the flow chart that MTC GW are linked into 3GPP networks first in the present invention；
When Fig. 9 is offline in 3GPP networks in the present invention, MTC UE are accessed by MTC GW, realization is attached to 3GPP nets
The flow chart of network；
When Figure 10 is online in 3GPP networks in the present invention, MTC UE are accessed by MTC GW, realization is attached to 3GPP
The flow chart of network；
Figure 11 is the flow chart that MTC GW carry out location updating in 3GPP networks in the present invention；
Figure 12 is the flow chart that MTC UE realize from 3GPP network attachment removals by MTC GW in the present invention.
Embodiment
The technical solution of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
In the present invention, according to M2M application demands, agency's access is carried out to MTC terminal for the MTC GW in tip network
To the scene of 3GPP networks, solve 3GPP networks how MTC terminal the moving property management accessed by MTC GW to it
The problem of, such as attachment, access point switching, location updating, the management of attachment removal related mobility and Access Control, meet MTC
The demand of moving property management when terminal accesses 3GPP networks by the MTC GW of tip network.
As shown in fig. 7, the present invention includes to the method for terminal moving property management：
Step 1, MTC GW interact instead of MTC terminal with 3GPP networks moving property managing signaling
Step 2,3GPP networks by MTC GW to MTC terminal moving property management.
Wherein, MTC terminal includes the MTC UE with the 3GPP communication capacities and non-MTC without 3GPP communication capacities
UE。
Specifically, before MTC GW interact instead of MTC terminal with 3GPP networks moving property managing signaling, this method is also
Including：When MTC GW are linked into 3GPP networks first, mobility management unit (refers to the mobile management list for MTC GW services
Member) get MTC GW contracted user's data after, according to contracted in contracted user's data terminal access agent capability identification
There is the MTC GW terminal to access agent capability.Illustrate especially by subsequent embodiment one.
When MTC terminal request is linked into 3GPP networks by MTC GW, the mobile management Signalling exchange and described
Mobile management, specifically include：The access request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW
(MME or SGSN)；Mobile management network element carries out authentication to MTC terminal, and by MTC GW transparent transmission MTC UE and mobility
The authorization data of managed network element and vector；The mobile management network element is by MTC GW mark and address, the mobility pipe
The HSS that the address of reason network element is sent to the MTC terminal ownership associated with MTC GW is preserved；Authentication by and allow
When MTC terminal accesses 3GPP networks, mobile management network element preserves the contextual information of MTC terminal and closed with MTC GW
Connection, and MTC GW and the linked list of MTC terminal are updated in mobile management network element.When MTC terminal is accessed by MTC GW
To after 3GPP networks：It is determined that when the APN not contracted to MTC terminal establishes PDN connections, MTC GW are PDN corresponding to the APN is established
Connection.Illustrate especially by subsequent embodiment two.
When MTC terminal switches WAP by MTC GW to 3GPP network requests, the mobile management signaling
Interaction and the mobile management, are specifically included：The renewal WAP request of MTC terminal is sent to 3GPP nets by MTC GW
The mobile management network element of network；The contextual information of MTC terminal and MTC GW are associated by mobile management network element, and are being moved
MTC GW and the linked list of MTC terminal are updated in mobility management network element；Mobile management network element release MTC terminal is related to hold
Carry resource.After MTC terminal have switched WAP by MTC GW, this method also includes：It is determined that MTC terminal is not contracted
APN when establishing PDN connections, MTC GW are PDN connections corresponding to the APN is established.Illustrate especially by subsequent embodiment three.
When the management region of MTC GW from source mobile management network element is moved to the management region of new mobile management network element,
When carrying out location updating, the mobile management Signalling exchange and the mobile management, specifically include：New mobile management network
Member obtains MTC GW contextual information, MTC GW and MTC terminal linked list, Yi Jiyu to source mobile management network element
The contextual information of the MTC terminal of MTC GW associations；And all carryings for asking 3GPP networks renewal MTC GW to establish；It is new mobile
MTC GW mark and address are sent to the MTC associated with MTC GW by property managed network element with the address of new mobile management network element
The HSS of terminal attaching is updated and preserved；There is new mobile management network element identification MTC GW terminal to access agent capability.Tool
Body is illustrated by subsequent embodiment four.
When MTC terminal is asked by MTC GW from 3GPP internet off-lines or MTC terminal moves out MTC GW management
During region, the mobile management Signalling exchange and the mobile management, specifically include：MTC GW are by the offline of MTC terminal
Request is sent to the mobile management network element of 3GPP networks；Mobile management network element delete MTC terminal contextual information and
MTC terminal associates with MTC GW's, and sends offline notification to MTC terminal by MTC GW.After MTC terminal is offline：Determine MTC
When other MTC terminals are not associated with the APN of terminal unit contractual, MTC GW initiate PDN connections to 3GPP networks and deactivated, and delete
PDN connections corresponding to the APN.Illustrate especially by subsequent embodiment five.
In addition, also saving the information of the MTC terminal associated with itself in MTC GW, mark including at least MTC terminal,
The APN of attachment state and the MTC terminal signing of MTC terminal.
The method of the present invention is specifically described below by specific embodiment, wherein MTC terminal is right by taking MTC UE as an example
Non- MTC UE are identicals with the mobility management process to MTC UE.
Embodiment one
As shown in figure 8, MTC GW be both the terminal agent gateway of tip network, while it is also the terminal of 3GPP networks.When
For MTC GW when being initially accessed 3GPP networks, 3GPP networks need certification MTC GW that there is the terminal access of tip network to act on behalf of
Ability, and the multiple APN to be contracted according to MTC GW, establish a plurality of PDN interface channels, such MTC GW can use different
PDN interface channels, the different MTC Server of ownership sensor node (being MTC UE in figure) is set to be connected with MTC Server
Connect.Specifically include：
Step 401, MTC GW are to be linked into 3GPP networks, including GPRS network with EPS networks, it is necessary to wireless to RNS
Access network (eNodeB or RNC) and initiate attach request, wherein carrying MTC GW mark (i.e. IMSI), MTC GW network
The information such as access capability, request distribution IP instruction and terminal access agent capability.
RNS is that MTC GW select a MME/SGSN (MME or SGSN) serviced for it, and attach request is forwarded into this
MME/SGSN, at the same by MTC GW mark (IMSI) and MTC GW network accessibility and request distribute IP instruction,
MME/SGSN is also carried to information such as terminal access agent capabilities.
Step 402, MME/SGSN sends authorization data request to the HSS of MTC GW home networks and (includes MTC GW's
IMSI), HSS first determines whether contracted user's data corresponding to the IMSI, has been arranged less than any signing or IMSI if searched
Enter blacklist, then HSS is responded to MME/SGSN return authorization datas and carried error reason；Signed if found corresponding to IMSI
About data, then HSS to MME/SGSN return authorization data response (including authentication vector)；
MME/SGSN performs authorizing procedure to verify MTC GW IMSI legitimacy, and performs safe mode flow to open
Use secure connection.
Step 403, MME/SGSN sends position updating request to the HSS of MTC GW home networks, wherein carrying MME/SGSN
Mark and MTC GW mark (IMSI), inform the region that MTC GW are currently accessed to HSS；HSS is according to MTC GW mark
Know (IMSI) and find out contracted user's data, be sent to MME/SGSN.Mainly included in contracted user's data：APN, bandwidth etc. are believed
Breath；
For MTC GW, because the terminal that it is tip network accesses agent equipment, signing has tip network node to act on behalf of energy
Power (refers to terminal access agent capability), and optionally, can also contract tip network node (i.e. sensor node) and different MTC
Required multiple APN and PGW address during Server connections；
MME/SGSN receives MTC GW contracted user's data, when checking that MTC GW are allowed access to network, to HSS
Return receives response；If MME/SGSN has found that MTC GW have the problems such as roaming limitation or access restriction, MME/SGSN will forbid MTC
GW adheres to, and notifies HSS.
Step 404, for MTC GW, MME/SGSN needs, according to its contracted user's data, to check whether MTC GW have
Terminal accesses agent capability, if so, then there is identification MTC GW terminal to access agent capability, follow-up other MTC terminals can lead to
Cross the MTC GW and be linked into 3GPP networks.
Step 405, MME/SGSN is that MTC GW select a PGW/GGSN according to acquiescence APN, and is sent to foundation and holds
Carry request.MTC GW mark (IMSI), MME/SGSN mark, the finger for MTC GW distribution IP address is carried in the request
Show, default bandwidth information, PGW/GGSN addresses etc.；
If it is necessary, PGW/GGSN can ask to issue to PCRF for the MTC GW qos policys configured and charging regulation,
Decision information；
PGW/GGSN establishes PS and held according to the PCRF qos policys returned and charge information or the PCC of static configuration strategy
Carry, and return to carrying to MME/SGSN and establish response；
Step 406, MME/SGSN preserves bearer context (Bearer context), is then sent to RNS above and below initial
Text sets request or attachment to receive response, shows that the MTC GW request for being attached to network is received, wherein carrying APN, PS
Carry ID (PS Bearer ID), PGW/GGSN addresses and TEID；
Step 407, RNS sends RRC connection reconfiguration requests, and open corresponding port to MTC GW.RRC connections are matched somebody with somebody again
Put in request and carry：PS Bearer ID, PGW/GGSN addresses, APN, the IP address for distributing to MTC GW, bandwidth information etc.,
MTC GW preserve such as APN, the IP address of itself, bandwidth, PS Bearer ID important informations in local terminal；
MTC GW send RRC connections to RNS and reconfigure response；
Step 408, RNS sends initial context response to MME/SGSN, wherein TEID and address information comprising RNS,
MTC GW are given for sending downlink data.
Step 409, MTC GW send attachment completion message, carry PS Bearer ID, notify MME/SGSN attaching process
Complete；
Step 410, MME sends more new bearer request to PGW/GGSN, and the RNS for MTC GW services is informed to PGW/GGSN
TEID and address, get through data feedback channel.PGW/GGSN sends the response of more new bearer, bearer update success to MME/SGSN；
Step 411, MTC GW are configured with multiple APN as tip network terminal proxy gateway thereon, for for tip net
Sensor node in network connects different MTC Server.Therefore, MTC GW need to establish a plurality of PDN connections.
MTC GW send PDN connection requests to MME/SGSN, carry the information such as APN, PDN type, PCO parameters, PDN types
Instruction is IPv4 or IPv6 Address requests, and PCO is terminal and the information collection of PGW/GGSN transmission transparent datas.
Step 412, MME/SGSN checks whether APN is legal, if legal, distributes PS Bearer an ID, Ran Houxiang
PGW/GGSN, which is sent, establishes carrying request, carries MTC GW mark (IMSI), APN, APN-AMBR Maximum Bit Rate, PCO ginsengs
The information such as number；
PGW/GGSN creates a new Data entries, establishes PS carryings corresponding with APN, and return to MME/SGSN
Return carrying and establish response, PS Bearer ID corresponding to carrying, the chain of command of PGW/GGSN addresses and distribution and user plane
The information such as TEID, PCO parameter；
Step 413, MME/SGSN preserves bearer context, and then sending carrying to RNS sets message, is included in the message
MME/SGSN is sent to MTC GW PDN connection received messages, and APN, PCO parameter, PS are carried in PDN connection received messages
The parameters such as Bearer ID, show that MTC GW establish the requests of a plurality of PDN connections and received.Simultaneously in carrying sets message
Carry Bearer qos parameters, TEID, PDN connection of PGW/GGSN user plane entrances receive the information such as instruction；
Step 414, RNS sends RRC connection reconfiguration requests to MTC GW, and open corresponding port, RRC connections are matched somebody with somebody again
Put in request and carry PDN connections and accept message to MTC GW；
MTC GW send RRC connections to RNS and reconfigure response, establish corresponding radio bearer；
Step 415, RNS sends carrying to MME/SGSN and sets response, wherein TEID and address information comprising RNS, are used
MTC GW are given in sending downlink data.
Step 416, MTC GW send PDN connection completion messages, carry PS Bearer ID, and notice MME/SGSN PDN connect
Connect and establish process completion；
Step 417, MME sends more new bearer request to PGW/GGSN, notifies the TEID and ground of the RNS for MTC GW services
Location, get through data feedback channel.PGW/GGSN sends the response of more new bearer, bearer update success to MME/SGSN.
Embodiment two
As shown in figure 9, MTC GW have access to 3GPP networks as the terminal agent gateway of tip network.When MTC UE exist
3GPP networks are in off-line state, are moved to MTC GW management region, and establish locality connection in tip network with MTC GW,
MTC UE know that there is MTC GW terminal to access agent capability.When MTC UE need to communicate with MTC Server, MTC UE lead to
Cross MTC GW and be linked into 3GPP networks, 3GPP networks are responsible for carrying out authentication to MTC UE.MME/SGSN is responsible for MTC GW's
Contextual information associates with MTC UE contextual information, and safeguards MTC GW relation lists corresponding with MTC UE.MTC
The APN that GW contracts according to MTC UE determines to create PDN connections corresponding with the APN.Specifically include：
Step 501, MTC UE offline in 3GPP networks are moved to the region of MTC GW management, or the offline MTC
UE was just deployed in MTC GW region originally, and the 3GPP network insertion states that now MTC UE are maintained are offline.MTC UE and MTC
GW establishes locality connection in tip network, such as using ZigBee, bluetooth, WLAN wireless connection technologies, and is connect in local network
Its 3GPP terminal access agent capability is notified to give MTC UE by management and agency by MTC GW, MTC GW.
When MTC UE need to establish data with MTC Server and communicate, MTC UE need by local network signaling to
MTC GW initiate access request, and request is linked into 3GPP networks by MTC GW.
Step 502, MTC GW initiate NAS requests to RNS Radio Access Networks, carry MTC UE access request wherein
(information such as network accessibility comprising MTC UE request accesses instruction, MTC UE mark (IMSI), MTC UE)；
RNS is asked for the access request to be forwarded to the MME/SGSN of MTC GW attachments by NAS, while MTC UE are asked
Access instruction, MTC UE mark (IMSI), MTC the UE information such as network accessibility are also carried to the MME/SGSN；
Step 503, it is that MTC UE are linked into network by MTC GW requests that MME/SGSN is learnt from NAS requests, first
Authentication is carried out to MTC UE.
MME/SGSN sends authorization data request (IMSI of the UE containing MTC) to the HSS that the MTC UE belong to, and HSS sentences first
Contracted user's data corresponding to disconnected IMSI, be put on the blacklist if searched less than any signing or IMSI, HSS to
MME/SGSN returns to authorization data and responds and carry error reason；If find contracted user's data corresponding to IMSI, HSS
Authorization data response message (containing authentication vector) is returned to MME/SGSN；
MME/SGSN performs authorizing procedure to verify terminal IMSI legitimacy to MTC UE, and performs safe mode flow
To enable secure connection.
MTC GW transparent transmission MTC UE and MME/SGSN authorization data and vector, in MTC UE by MTC GW in 3GPP nets
During network carries out authentication, MTC GW are only completed the conversion of the signaling of 3GPP networks and the signaling protocol of local network.
MTC GW and MTC UE transmission security is provided by local tip network, MTC GW and MME/SGSN transmission peace
Full property is responsible for by 3GPP networks.
Step 504, MME/SGSN sends position updating request to the HSS that MTC UE belong to, and MME/SGSN is carried in message
Address, MTC GW mark and address, the MTC UE information such as mark to be to inform region that MTC UE are currently accessed, HSS
The information such as MME/SGSN address, MTC GW mark and address are preserved, and go out MTC UE's according to MTC UE identifier lookup
Contracted user's data, are sent to MME/SGSN.Mainly comprising information such as APN, bandwidth in contracted user's data；
MME/SGSN receives MTC UE contracted user's data, checks that MTC UE are allowed access to network, is returned to HSS
Tieback is by user response；If MME/SGSN has found that MTC UE have the problems such as roaming limitation or access restriction, MME/SGSN will forbid
The MTC UE adhere to, and notify HSS.
Step 505, MME/SGSN preserves MTC UE contextual information, and is associated with MTC GW, for example, in MTC
Increase " access way in UE contextual information：MTC GW agencies access " and MTC GW mark.Safeguarded in MME/SGSN
MTC GW and MTC UE linked list, for example, preserving the MTC GW IMSI's and MTC UE of multiple associations in linked list
IMSI corresponding relation, linked list can be placed in MTC GW contextual information, or is separately maintained.
Step 506, MME/SGSN returns to NAS responses to MTC GW, and carrying MTC UE attachments receive information and give MTC GW, its
In comprising receive MTC UE access instruction, MTC UE part contracted user's information, such as APN.
Step 507, MTC GW need to initiate 3GPP network insertions response, notice to MTC UE by local network signaling
MTC UE are linked into 3GPP networks by MTC GW.
Step 508, after MTC UE receive MTC GW 3GPP network insertions response, 3GPP network insertion states are changed to
Pass through MTC GW attachment states；
Step 509, MTC GW preserve the relevant informations such as MTC UE APN, terminal iidentification (IMSI), attachment state, and examine
Look into whether the APN for MTC UE signings establishes PDN connections, if it is not, MTC GW need to establish PDN connections for the APN.
If it is, because MTC GW have established PDN connections for the APN, the data transfer of the MTC UE can be directly corresponding to the APN
Can in PDN link channels, it is not necessary to resettle new PDN connections；
Step 510, if signing APNs of the MTC GW not to MTC UE establishes PDN connections, MTC GW are using the MTC UE's
APN sends PDN connection requests to MME/SGSN, carries the information such as APN, PDN type, PCO parameters, the instruction of PDN types is IPv4
Or IPv6 Address requests, PCO are terminal and the information collection of PDN GW/GGSN transmission transparent datas.
Step 511, MME/SGSN checks whether APN is legal, if not in MTC GW subscription data, the MTC GW that arrive are closed
APN signing informations are searched in the MTC UE contextual informations of connection, if legal, distribute PS Bearer an ID, Ran Houxiang
PGW/GGSN, which is sent, establishes carrying request, carries MTC GW mark (IMSI), APN, APN-AMBR Maximum Bit Rate, PCO ginsengs
The information such as number；
PGW/GGSN creates a new Data entries, establishes PS carryings corresponding with APN, and return to MME/SGSN
Return carrying and establish response, PS Bearer ID corresponding to carrying, the chain of command of PGW/GGSN addresses and distribution and user plane
The information such as TEID, PCO parameter；
Step 512, MME/SGSN preserves bearer context, and then sending carrying to RNS sets message, is included in the message
MME/SGSN is sent to MTC GW PDN connection received messages, and APN, PCO parameter, PS are carried in PDN connection received messages
The parameters such as Bearer ID, show that MTC GW establish the requests of a plurality of PDN connections and received.Simultaneously in carrying sets message
Carry Bearer qos parameters, TEID, PDN connection of PGW/GGSN user plane entrances receive the information such as instruction；
Step 513, RNS sends RRC connection reconfiguration requests, and open corresponding port to MTC GW.RRC connections are matched somebody with somebody again
Put in request and carry PDN connections and accept message to MTC GW；
MTC GW send RRC connections to RNS and reconfigure response, establish corresponding radio bearer；
Step 514, RNS sends carrying to MME/SGSN and sets response message, wherein the TEID comprising RNS and address letter
Breath, MTC GW are given for sending downlink data.
Step 515, MTC GW send PDN connection completion messages, carry PS Bearer ID, and notice MME/SGSN PDN connect
Connect and establish process completion；
Step 516, MME sends more new bearer request to PGW/GGSN, notifies the TEID and ground of the RNS for MTC GW services
Location, get through data feedback channel.PGW/GGSN sends the response of more new bearer, bearer update success to MME/SGSN.
Embodiment three
As shown in Figure 10, MTC GW have access to 3GPP networks as the terminal agent gateway of tip network.As MTC UE
Presence is in 3GPP networks, is moved to MTC GW management region, and local connect is established in tip network with MTC GW
Connect.MTC UE according to strategy, such as preferentially accessed by home network proxy, it is necessary to by WAP from 3GPP network switchings to
MTC GW.The MTC UE are connected to the MTC GW of local network, and know that there is MTC GW terminal to access agent capability, just pass through
The MTC GW switch WAP to 3GPP network requests, and the MTC UE and MTC GW are associated by 3GPP networks, and are released
It is placed on the radio bearer resources and core net bearing resource of 3GPP networks.Specifically include：
Step 601, MTC UE online in 3GPP networks are moved to the region of MTC GW management, and now MTC UE are maintained
3GPP network insertion states be online.MTC UE and MTC GW establish locality connection in tip network, such as using ZigBee, indigo plant
The wireless connection technology such as tooth, WLAN, and receive MTC GW management and agency in local network, its terminal is accessed generation by MTC GW
Reason informing capability gives MTC UE.
MTC UE are such as preferentially accessed by home network proxy, it is necessary to by WAP from 3GPP networks according to strategy
MTC GW are switched to, MTC UE are needed to initiate renewal WAP request to MTC GW by local network signaling, and request is released
The connection with 3GPP networks is put, is changed to be linked into 3GPP networks by MTC GW.
Step 602, MTC GW initiate NAS requests, the renewal initiated wherein comprising MTC UE to RNS Radio Access Networks
WAP is asked, and the information such as MTC UE mark (IMSI) are carried in request message；
MTC UE renewal WAP request will be forwarded to the MME/ of MTC GW attachments by RNS by NAS requests
SGSN, while the important information such as mark by MTC UE is also carried to the MME/SGSN；
Step 603, MME/SGSN sends position updating request to the HSS that MTC UE belong to, by MTC GW mark and ground
Location, SGSN/MME addresses, the MTC UE information such as mark notify the HSS to MTC UE ownership, HSS preserve MTC GW mark with
Address information.
Step 604, the contextual information of the MTC UE and MTC GW are associated by MME/SGSN, for example, in MTC UE
Contextual information in increase " access way：MTC GW agencies access " and MTC GW mark.MTC is updated in MME/SGSN
GW and MTC UE linked list, the MTC UE are changed to carry out agency by MTC GW to be linked into 3GPP networks.
Step 605, MME/SGSN discharges the related bearing resources of MTCUE, specifically：Deleting bearing is initiated to PGW/GGSN
All carryings established for the MTC UE are deleted in request, request.Specifically：SGW and PGW/GGSN is deleted and the MTC UE couple
The bearer context answered, and discharge the bearing resource of distribution.Then deleting bearing response is returned to MME/SGSN；
Step 606, MME/SGSN returns to NAS signaling response to MTC GW, carries MTC UE renewal WAPs and receives
Information gives MTC GW, wherein receiving instruction, such as MTC UE part signing information, APN information comprising renewal WAP.
Step 607, MTC GW preserve MTC UE relevant information, and are returned and updated to MTC UE by local network signaling
WAP responds, and notice MTC UE have updated WAP, and MTC UE can be linked into 3GPP networks by MTC GW.
Step 608, after MTC UE receive MTC GW renewal WAP response, 3GPP networks actively discharge wireless money
Source and wireless connection, specifically：MME/SGSN sends Connection Release order to RNS, and notice RNS discharges the wireless of the MTC UE and connected
Connect, RNS discharges the Radio Resource for distributing to the MTC UE.RNS sends RRC connection release message to MTC UE, and release is distributed to
The interface-free resources of the MTC UE.
Or after MTC UE receive MTC GW renewal WAP response, notice 3GPP network release Radio Resources
With wireless connection, specifically：MTC UE ask release wireless connection, RNS release wireless connections and Radio Resource to RNS, and lead to
Know MME/SGSN.
After MTC UE receive MTC GW renewal WAP response, while wireless connection Radio Resource is discharged,
3GPP network insertion states are changed to access by MTC GW；
Step 609, check whether the APN for MTC UE signings establishes PDN connections to MTC GW, if it is not, MTC
GW needs to establish PDN connections for the APN.If it is, because MTC GW have established PDN connections, the data of the MTC UE for the APN
Transmission can be directly in can in PDN link channels corresponding to the APN, it is not necessary to resettles new PDN connections；
PDN connections, i.e. step 610~616 are established to the APN of MTC UE signings, its realization is identical with step 510~516,
Here is omitted.
Example IV
As shown in figure 11, MTC GW have access to 3GPP networks as the terminal agent gateway of tip network.As MTC GW
There occurs movement, is moved to new MME/SGSN regions.MTC GW are needed to initiate TAU requests, and source MME/SGSN is needed MTC
GW contextual information and the MTC UE being associated contextual information, linked list are required for issuing new MME/SGSN, and
The HSS that new MME/SGSN addresses, MTC GW mark and address are issued to MTC GW ownership updates.New MME/SGSN identifications should
MTC GW are the terminal access proxy gateways of tip network, safeguard that the MTC GW associate with MTC UE agency, and maintenance association
List.
Step 701, when MTC GW are moved in 3GPP networks, it is moved to newly by the source MME/SGSN regions managed
The region of MME/SGSN management.MTC GW need to carry out location updating.MTC GW initiate TAU location updatings to new MME/SGSN please
Ask, carry the information such as MTC GW mark, MTC GW network capabilities, PS Bearer states；
Step 702, new MME/SGSN obtains source MME/SGSN address, and is sent to source MME/SGSN and obtain MTC GW's
Context request, the information such as identifying comprising MTC GW, new MME/SGSN addresses wherein, request source MME/SGSN is by MTC GW
All contextual informations all issue new MME/SGSN；
After source MME/SGSN receives the context request for obtaining MTC GW, by MTC GW contextual information, MTC GW with
MTC UE linked list, MTC UE contextual information all issue new MME/SGSN；
Step 703, new MME/SGSN asks to PGW/GGSN starting update load bearings, and request updates the institute that the MTC GW are established
There is carrying, PGW/GGSN needs to update bearer context corresponding to the MTC GW, as updated the MME/SGSN in bearer context
TEID.Then the response of more new bearer is returned to new MME/SGSN；
Step 704, new MME/SGSN updates request to the HSS launch positions that MTC GW belong to, and carries MTC GW position
Information is updated and preserved with information, HSS such as new MME/SGSN addresses.
Meanwhile new MME/SGSN updates request to all MTC UE that MTC GW are acted on behalf of HSS launch positions belonged to, carries
MTC GW address is updated and preserved with information, HSS such as new MME/SGSN addresses.
Step 705, the HSS of MTC GW ownership is initiated to delete user data requests to source MME/SGSN, and source MME/SGSN is deleted
Except the MTC GW all information and association MTC UE all information；
Step 706, the HSS of MTC GW ownership updates to new MME/SGSN home positions is responded, and MTC GW signing is used
User data issues new MME/SGSN, and contracted user's packet is containing information such as the instruction of terminal access agent capability, APN；
Step 707, new MME/SGSN identifies that MTC GW are the terminals of tip network according to MTC GW contracted user's information
Proxy gateway is accessed, subsequently needs to safeguard MTC GW and MTC UE linked list.
Step 708, new MME/SGSN sends TAU and accepts message to MTC GW, and MTC GW successes are carried out on objective network
Location updating.
Embodiment five
As shown in figure 12, MTC GW have access to 3GPP networks as the terminal access agency of tip network, and MTC UE lead to
Cross MTC GW and have access to 3GPP networks.If MTC UE move out the region of MTC GW management, or MTC UE are according to tactful needs
From 3GPP internet off-lines, MTC GW just replace offline requests of the MTC UE to 3GPP networks initiation MTC UE, and MME/SGSN is deleted
The context of the MTC UE, and the incidence relation with MTC GW, and notify HSS that the terminal is offline.Specifically include：
Step 801, it has been linked into by MTC GW in the scene of 3GPP networks in MTC UE, according to terminal strategy or has been matched somebody with somebody
Put, as MTC UE have sent data, MTC UE need to disconnect the connection with 3GPP networks, and MTC UE need to pass through local network
Signaling initiates offline request to MTC GW, and request discharges the MTC UE and 3GPP networks connection；
Or step 802, MTC UE have moved out the region of MTC GW management, now MTC GW need to replace the MTC
UE initiates offline request, and request discharges the MTC UE and 3GPP networks connection.
Step 803, MTC GW send NAS requests to MME/SGSN, carry MTC UE offline request, are wrapped in offline request
The information such as the mark of the UE containing MTC；
Step 804, after MME/SGSN receives offline request, the HSS that notifies the MTC UE to belong to, MTC UE applied from
Line；
Step 805, MME/SGSN deletes the contextual information of the MTC UE, and is associated with MTC GW, and MTC UE are no longer
Acted on behalf of by the MTC GW；
Step 806, MME/SGSN returns to NAS responses to MTC GW, carry the offline notification message of MTC UE (carry from
Line receives or offline notification instruction).
Step 807, MTC GW send offline notification by local network signaling to MTC UE, and MTC UE are in 3GPP for notice
Internet off-line.
Step 808, it is offline that MTC UE, which change 3GPP network states,.
Step 809, MTC GW check whether be associated with other MTC UE under the APN for applying for offline MTC UE signings, such as
Fruit also has other MTC UE to use PDN connecting links corresponding to the APN, and MTC GW just do not initiate PDN connections deactivation.If should
There is no other MTC UE to be connected to 3GPP networks under APN, then MTC GW need to initiate PDN connections deactivation, and it is corresponding to delete the APN
PDN connections；
Step 810, MTC GW send PDN connections to MME/SGSN according to the APN that the MTC UE contract and deactivate request, take
The information such as band LBI (carrying mark), APN, LBI are used for the default bearing for identifying the PDN connections, and APN is used to identify that the PDN connects
Connect.
Step 811, MME/SGSN determines to discharge the PDN connections, and MME/SGSN sends PDN connections deletion to PGW/GGSN please
Ask, wherein carrying LBI, specifically：SGW, PGW/GGSN delete the PDN connections according to LBI, discharge the bearing resource of distribution.
PGW/GGSN returns to PDN connections to MME/SGSN and deletes success response.
Step 812, MME/SGSN is sent to RNS deactivates carrying request, and request deactivates all holding under the PDN connections
Carry, deactivate carrying LBI or APN in carrying request and be identified, RNS deletes all bearing resources under the PDN connections.
Step 813, RNS sends RRC connection reconfiguration requests to MTC GW, is asked wherein carrying and deactivating bearer context
Ask.MTC GW delete the contextual information of all carryings under the PDN connections, and then transmission RRC connections, which reconfigure, responds to
RNS。
Step 814, RNS returns to MME/SGSN deactivates carrying accordingly, confirms that deactivating carrying completes；
Step 815, after deactivating carrying, MTC GW are sent to RNS by NAS signaling and deactivate carrying received message, RNS
Deactivation carrying received message is issued into MME/SGSN.
In order to realize the above method, present invention also offers a kind of system to MTC terminal moving property management, bag
Include：MTC terminal, MTC GW and 3GPP networks；Wherein：
MTC GW are used to interact with 3GPP networks moving property managing signaling instead of MTC terminal；3GPP networks are used to lead to
MTC GW are crossed to MTC terminal moving property management.
3GPP networks include mobile management network element, for when MTC GW are linked into 3GPP networks first, getting
After MTC GW contracted user's data, had according to the terminal access agent capability identification MTC GW to be contracted in contracted user's data
Terminal accesses agent capability；
Mobile management network element, it is additionally operable to when MTC terminal accesses 3GPP networks by MTC GW, by the upper of MTC terminal
Context information is associated with MTC GW, and safeguards MTC GW and the linked list of MTC terminal.
MTC GW are additionally operable to preserve the information of the MTC terminal associated with itself, and the mark, MTC including at least MTC terminal are whole
The APN of attachment state and the MTC terminal signing at end.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (15)
- A kind of 1. method to MTC terminal moving property management, it is characterised in that this method includes：Terminal access proxy gateway (MTC GW) replaces machine type communication (MTC) terminal and the moving property management of 3GPP networks Signalling exchange；Wherein, the access request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW；The shifting Mobility management network element to MTC terminal carry out authentication, the authentication by and allow MTC terminal access 3GPP networks When, the mobile management network element preserves the contextual information of MTC terminal and is associated with MTC GW, and in the mobility MTC GW and the linked list of MTC terminal are updated in managed network element；3GPP networks are by MTC GW to moving property of MTC terminal Management.
- 2. according to claim 1 to the method for MTC terminal moving property management, it is characterised in that the MTC terminal bag Include the MTC UE with the 3GPP communication capacities and non-MTC without 3GPP communication capacities but with 3GPP network user identities UE。
- 3. according to claim 1 to the method for MTC terminal moving property management, it is characterised in that MTC GW replace MTC Before terminal interacts with 3GPP networks moving property managing signaling, this method also includes：When the MTC GW are linked into 3GPP networks first, the mobile management network element in 3GPP networks gets the MTC GW Contracted user's data after, identify that the MTC GW have according to the terminal access agent capability contracted in contracted user's data There is terminal to access agent capability.
- 4. according to claim 3 to the method for MTC terminal moving property management, it is characterised in that when the MTC terminal When request is linked into 3GPP networks by MTC GW, the mobile management Signalling exchange and the mobile management, specific bag Include：The mobile management network element carries out authentication to MTC terminal, and by the MTC GW transparent transmission MTC UE and mobility The authorization data of managed network element and vector；The mobile management network element by MTC GW mark and address, the address of the mobile management network element be sent to The HSS of the MTC terminal ownership of MTC GW associations is preserved；The authentication by and when allowing the MTC terminal to access 3GPP networks, it is whole that the mobile management network element preserves MTC The contextual information at end is simultaneously associated with MTC GW, and MTC GW and MTC terminal are updated in the mobile management network element Linked list.
- 5. according to claim 4 to the method for MTC terminal moving property management, it is characterised in that when the MTC terminal After being linked into 3GPP networks by MTC GW, this method also includes：The MTC GW are the default access of MTC terminal signing Packet data network (PDN) connection corresponding to point title (APN) foundation.
- 6. according to claim 3 to the method for MTC terminal moving property management, it is characterised in that when the MTC terminal During by MTC GW to 3GPP network requests switching WAP, the mobile management Signalling exchange and the mobility pipe Reason, is specifically included：The renewal WAP request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW；The contextual information of MTC terminal and MTC GW are associated by the mobile management network element, and in the mobility pipe Manage and MTC GW and the linked list of MTC terminal are updated in network element；The mobile management network element discharges the related bearing resource of the MTC terminal.
- 7. according to claim 6 to the method for MTC terminal moving property management, it is characterised in that when the MTC terminal After have switched WAP by MTC GW, this method also includes：The MTC GW are that the APN of MTC terminal signing is built PDN connections corresponding to vertical.
- 8. according to claim 3 to the method for MTC terminal moving property management, it is characterised in that when MTC GW are from source The management region of mobile management network element is moved to the management region of new mobile management network element, described when carrying out location updating Mobile management Signalling exchange and the mobile management, are specifically included：New mobile management network element obtains MTC GW contextual information, MTCGW and MTC terminal to source mobile management network element Linked list and the contextual information with the MTC GW MTC terminals associated；And ask what 3GPP networks renewal MTC GW were established All carryings；The new mobile management network element by the address of MTC GW mark and address and new mobile management network element be sent to The HSS of the MTC terminal ownership of MTC GW associations is updated and preserved；There is new mobile management network element identification MTC GW terminal to access agent capability.
- 9. according to claim 3 to the method for MTC terminal moving property management, it is characterised in that when the MTC terminal Request by MTC GW from 3GPP internet off-lines when or the MTC terminal move out MTC GW manage region when, the shifting Mobility management Signalling exchange and the mobile management, are specifically included：The offline request of MTC terminal is sent to the mobile management network element of 3GPP networks by MTC GW；The mobile management network Member deletes the contextual information of MTC terminal and associating for MTC terminal and MTC GW, and by MTC GW to MTC terminal transmission Offline notification.
- 10. according to claim 9 to the method for MTC terminal moving property management, it is characterised in that the MTC terminal After offline, this method also includes：When determining that the APN of the MTC terminal signing does not associate other MTC terminals, MTC GW initiate PDN connections to 3GPP networks Deactivate, delete PDN connections corresponding to the APN.
- 11. according to any method to MTC terminal moving property management in claim 1 to 10, it is characterised in that：The information of the MTC terminal associated with itself is saved in the MTC GW.
- 12. a kind of system to MTC terminal moving property management, it is characterised in that the system includes：MTC terminal, terminal connect Enter proxy gateway (MTC GW) and 3GPP networks；Wherein：The MTC GW are used to interact with 3GPP networks moving property managing signaling instead of the MTC terminal；Wherein, MTC GW The access request of MTC terminal is sent to the mobile management network element of 3GPP networks；The mobile management network element is to MTC terminal Carry out authentication, the authentication by and allow MTC terminal access 3GPP networks when, the mobile management network element Preserve the contextual information of MTC terminal and be associated with MTC GW, and MTC GW are updated in the mobile management network element With the linked list of MTC terminal；3GPP networks are used for by the MTC GW to moving property of the MTC terminal management.
- 13. the system of moving property of MTC terminal management according to claim 12, it is characterised in that the MTC terminal bag Include the MTC UE with the 3GPP communication capacities and non-MTC without 3GPP communication capacities but with 3GPP network user identities UE。
- 14. the system of moving property of MTC terminal management according to claim 13, it is characterised in that 3GPP networks include Mobile management network element, for when MTC GW are linked into 3GPP networks first, getting contracted user's number of the MTC GW According to rear, identify that there is the MTC GW terminal to access generation according to the terminal access agent capability contracted in contracted user's data Reason ability；The mobile management network element, it is additionally operable to when MTC terminal accesses 3GPP networks by MTC GW, by the upper of MTC terminal Context information is associated with MTC GW, and safeguards MTC GW and the linked list of MTC terminal.
- 15. according to the system of any moving property of MTC terminal management in claim 12 to 14, it is characterised in that institute MTC GW are stated to be additionally operable to preserve the information with itself associating the MTC terminal, the mark, MTC terminal including at least MTC terminal Attachment state and the APN of MTC terminal signing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110008309.1A CN102595373B (en) | 2011-01-14 | 2011-01-14 | A kind of method and system to MTC terminal moving property management |
| PCT/CN2012/070003 WO2012094957A1 (en) | 2011-01-14 | 2012-01-04 | Method and system for performing mobility management on mtc terminal |
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| CN201110008309.1A CN102595373B (en) | 2011-01-14 | 2011-01-14 | A kind of method and system to MTC terminal moving property management |
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| CN104769991B (en) * | 2012-11-01 | 2018-04-10 | Lg 电子株式会社 | MTC monitoring methods |
| CN103856928A (en) * | 2012-11-29 | 2014-06-11 | 中兴通讯股份有限公司 | Method and system for mobility management in M2M network |
| WO2014082311A1 (en) * | 2012-11-30 | 2014-06-05 | 华为技术有限公司 | Authentication method and apparatus |
| WO2014089778A1 (en) * | 2012-12-12 | 2014-06-19 | 华为技术有限公司 | Method, robot and system for online state information interaction |
| WO2014089804A1 (en) * | 2012-12-13 | 2014-06-19 | 华为技术有限公司 | Method and device for authenticating and authorizing proximity service |
| CN109327917B (en) * | 2013-03-22 | 2022-01-11 | 华为技术有限公司 | Method and equipment for establishing connection |
| CN104717600B (en) * | 2013-12-16 | 2019-12-10 | 中兴通讯股份有限公司 | M2M terminal/terminal peripheral accessibility management method and equipment |
| CN105430766A (en) * | 2014-09-23 | 2016-03-23 | 中兴通讯股份有限公司 | MTC business processing method and system, and MTC equipment |
| CN105704753B (en) * | 2014-11-26 | 2018-09-07 | 电信科学技术研究院 | A kind of method carried out data transmission, system and equipment |
| CN105704760B (en) * | 2014-11-26 | 2019-09-17 | 电信科学技术研究院 | A kind of method, apparatus and system carrying out data packet transmission |
| US9693178B2 (en) * | 2015-03-18 | 2017-06-27 | Intel IP Corporation | Procedures to provision and attach a cellular internet of things device to a cloud service provider |
| US9681473B2 (en) | 2015-05-29 | 2017-06-13 | Huawei Technologies Co., Ltd. | MTC service management using NFV |
| CN107231672B (en) * | 2016-03-25 | 2020-10-30 | 中国移动通信有限公司研究院 | Core network system, access control method and core network element |
| US10568012B2 (en) | 2016-04-08 | 2020-02-18 | Htc Corporation | Device and method of handling mobility management |
| CN109150807B (en) * | 2017-06-19 | 2022-06-17 | 中兴通讯股份有限公司 | Voucher distribution method, user terminal, user contract signing authentication management unit and medium |
| CN111343675A (en) * | 2018-12-19 | 2020-06-26 | 中兴通讯股份有限公司 | Method, system, equipment and storage medium for terminal synchronous mobility management |
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| FI20030943A (en) * | 2003-06-25 | 2004-12-26 | Nokia Corp | Procedure for configuring parameters for a machine-to-machine module and a machine-to-machine module |
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