CN102111919B - Local IP (Internet Protocol) network connection management method, device and system - Google Patents
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Abstract
The invention provides a local IP (Internet Protocol) network connection management method, device and system, relating to the field of mobile communication and solving the problem that routing is not optimized after a user terminal moves. The method comprises the following steps: judging whether the current gateway of a terminal is the gateway with optimized routing, and if not, indicating the terminal to establish connection again. The technical scheme provided by the invention is suitable for a packet system of 3GPP (3rd Generation Partnership Project) evolution.
Description
Technical field
The present invention relates to moving communicating field, relate in particular to a kind of native ip network connection management methods, devices and systems.
Background technology
Third generation partner program (3rd Generation Partnership Project, 3GPP) the grouping system of evolution (Evolved Packet System, EPS) by universal mobile telecommunications system land radio access web (the Evolved Universal Terrestrial Radio Access Network of evolution, E-UTRAN), mobile management unit (Mobility Management Entity, MME), gateway (ServingGateway, S-GW), grouped data network gateway (Packet Data Network Gateway, P-GW or PDN GW), home subscriber server (Home Subscriber Server, HSS), "Policy and Charging Rules Function (Policy and Charging Rules Function, PCRF) entity and other support nodes composition.Fig. 1 is mobile communications network connection diagram in prior art, as shown in Figure 1, in prior art, mobile communications network comprises base station sub-system, Mobility Management Entity, core net gateway and home subscriber server, wherein, Mobility Management Entity is responsible for the related work of the chain of command such as processing and the contextual management of user's mobile management of mobile management, Non-Access Stratum signaling; Core net gateway comprises S-GW and P-GW, and S-GW is the accessing gateway equipment being connected with E-UTRAN, forwarding data between E-UTRAN and P-GW, and be responsible for the pending datas such as paging to carry out buffer memory; P-GW is the borde gateway of EPS and packet data network (Packet Data Network, PDN) network, is responsible for the access of PDN and the function such as forwarding data between EPS and PDN.
Except supporting the access of mobile core network, mobile communication system also can be supported local IP access function, possess under local IP access ability and the signing condition that allows local IP access of user in base station, can realize this locality access of terminal to other IP devices of home network or the Internet.In prior art, in mobile communications network, setting up of local gateway can provide providing powerful support for local IP access technology, local gateway (Local Gateway, be called for short L-GW) can be local SGW (Local SGW, and local PGW (Local PGW L-SGW), L-PGW), also can be independent L-PGW, local gateway can close and establish with base station.
For universal terrestrial access network (Universal Terrestrial Radio AccessNetwork, UTRAN) system, core net gateway can be Serving GPRS Support Node (ServingGPRS Support Node, SGSN), Gateway GPRS Support Node (Gateway GPRS SupportNode, GGSN).Local gateway can be local GGSN (Local GGSN, L-GGSN) and local SGSN (Local SGSN, L-SGSN), can be also independent L-GGSN.
Base station sub-system can be wireless access (Universal Terrestrial Radio Access on the base station (eNodeB) of the evolution of E-UTRAN and global land, global system for mobile communications Radio Access Network (the GSM EDGE Radio Access Network of UTRAN)/enhancing, GERAN) radio network controller (RNC)/base station controller (BSC), or Home eNodeB (HNB/HeNB) and femto gateway (HNB GW/HeNB GW).
Home eNodeB is a kind of small-sized, lower powered base station, be deployed in the indoor place such as family and office, Main Function is to use the needed expense of high rate services for higher service rate being provided to user and reducing, and makes up the deficiency that existing distributed cellular radio communication system covers simultaneously.The advantage of Home eNodeB is economical, convenient, low-power output, plug and play etc.Home eNodeB can be directly connected to core network, also can be linked into core network by this logical ne of femto gateway.Wherein, the major function of femto gateway is: the fail safe of checking Home eNodeB, process the registration of Home eNodeB, and Home eNodeB is carried out to operation maintenance management, according to Carrier Requirements configuration and control Home eNodeB, be responsible for the data of exchcange core net and Home eNodeB.When existing in the situation of femto gateway, local gateway not only can close and establish with Home eNodeB, also can close and establish with femto gateway, and in addition, femto gateway can also close and establish with Home eNodeB.
Under existing network framework, when user is connected to network, base station can be established to the connection of local gateway to user, and distribute an IP address, according to network design situation, for the route of optimizing, the geographic range that local gateway covers is limited, in the time that user is moved from source base station access target BS, the local gateway of what target BS was connected to have route optimization is not previous gateway, now in prior art, will be connected to previous gateway by target BS, this causes user's route not optimized, unnecessary Internet resources are consumed, increase the delay of user data transmission, affect user's experience.
Summary of the invention
The invention provides a kind of native ip network connection management methods, devices and systems, solved user terminal and be moved the way of escape by the problem of not optimizing.
A kind of native ip network connection management method, comprising:
Judge whether terminal current gateway is the gateway of route optimization;
If the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection.
Further, describedly judge that whether terminal current gateway is that the gateway of route optimization comprises:
After terminal is moved, obtain the current location information of terminal;
According to described current location information, judge whether current gateway is the route optimization gateway of this terminal.
Further, described after terminal is moved, the current location information that obtains terminal comprises:
Terminal, after being moved, via base station, current place, to the request of Mobility Management Entity initiating updating of tracking area, is carried described current location information of terminal in this request; Or,
After terminal generation interface X2 switches, by the current positional information of terminal described in the notice Mobility Management Entity of base station, the current place of described terminal; Or,
After terminal generation interface S1 switches, by the current positional information of terminal described in the base station notice Mobility Management Entity at place before described terminal.
Further, described after terminal is moved, the current location information that obtains terminal comprises:
After described terminal is moved, Mobility Management Entity obtains the current positional information of this terminal;
Described Mobility Management Entity sends Subscriber Location Report to the current gateway of described terminal, carries the current positional information of this terminal in this report.
Further, described according to described current location information, judge that whether current gateway is that the route optimization gateway of this terminal is specially:
Mobility Management Entity is searched the gateway of the route optimization of the current correspondence of this terminal according to described current location information of terminal, judge whether the gateway of the current connection of this terminal is the gateway of routing optimality.
Further, described according to described current location information, judge that whether current gateway is that the route optimization gateway of this terminal is specially:
The gateway at the current place of described terminal is according to this current location information of terminal, detects this terminal whether self having in the regional extent of route optimization;
If this terminal in the described regional extent with route optimization, thinks that current gateway is route optimization gateway; Or,
If this terminal not in the described regional extent with route optimization, thinks that current gateway is not route optimization gateway.
Further, if the current gateway of described terminal is not the gateway of route optimization, indicate after described terminal re-establishes the step of connection, also comprise:
Described terminal receives and re-establishes packet data gateway (PDN) indication, sends PDN interrupt requests to Mobility Management Entity, and request is by current PDN disconnecting;
Described Mobility Management Entity is to the current gateway initiation session removal request of described terminal;
The current gateway of described terminal is deleted the current PDN of this terminal and is connected, and notifies described terminal PDN disconnecting to complete by Mobility Management Entity;
Described terminal sends PDN connection request to described Mobility Management Entity;
The PDN connection request of described Mobility Management Entity receiving terminal for the gateway of terminal selection route optimization, connects between described terminal and route optimization gateway.
Further, if the current gateway of described terminal is not the gateway of route optimization, indicate before described terminal re-establishes the step of connection, also comprise:
Deleting the current PDN of described terminal connects.
Further, if the current gateway of described terminal is not the gateway of route optimization, indicate after described terminal re-establishes the step of connection, also comprise:
Described terminal sends PDN connection request to described Mobility Management Entity;
The PDN connection request of described Mobility Management Entity receiving terminal for the gateway of terminal selection route optimization, connects between described terminal and route optimization gateway.
The present invention also provides a kind of Mobility Management Entity, comprising:
Judge module, for judging whether described terminal current gateway is the gateway of route optimization;
Re-access indicating module, in the time that the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection.
The present invention also provides a kind of gateway, comprising:
Judge module, for judging whether described terminal current gateway is the gateway of route optimization;
Re-access indicating module, in the time that the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection.
The present invention also provides a kind of native ip network connecting system, comprises Mobility Management Entity and terminal under it;
Described Mobility Management Entity, for judging whether described terminal current gateway is the gateway of route optimization, and in the time that the current gateway of described terminal is not the gateway of route optimization, indicates described terminal to re-establish connection;
Described terminal, for receiving the indication of described Mobility Management Entity, in the time that current gateway is not the gateway of route optimization, initiates access again.
The present invention also provides a kind of native ip network connecting system, comprises gateway, Mobility Management Entity and its lower terminal;
Described gateway, for judging whether described terminal current gateway is the gateway of route optimization, and in the time that the current gateway of described terminal is not the gateway of route optimization, indicates described terminal to re-establish connection by described Mobility Management Entity;
Described Mobility Management Entity, for receiving the indication of described gateway, and indicates described terminal to re-establish connection;
Described terminal, for receiving the indication of described Mobility Management Entity, initiates access again.
Embodiments of the invention provide a kind of native ip network connection management method, in the time that terminal is moved, by the current positional information of terminal, whether the gateway that judges this terminal place is the gateway of route optimization, and while being no, is the gateway that terminal is assigned route optimization in judged result, initiate to the access of the gateway of this route optimization, solve terminal and be moved the way of escape by the problem of not optimizing, reduced the delay of user data transmission, promoted user's experience.
Accompanying drawing explanation
Fig. 1 is mobile communication network structure schematic diagram in prior art;
Fig. 2 is the structural representation of embodiments of the invention applied environment;
The flow chart of a kind of native ip network connection management method that Fig. 3 provides for embodiments of the invention one;
The flow chart of a kind of native ip network connection management method that Fig. 4 provides for embodiments of the invention two;
The flow chart of a kind of native ip network connection management method that Fig. 5 provides for embodiments of the invention three;
The flow chart of a kind of native ip network connection management method that Fig. 6 provides for embodiments of the invention four;
The structural representation of a kind of Mobility Management Entity that Fig. 7 provides for embodiments of the invention;
The structural representation of a kind of gateway that Fig. 8 provides for embodiments of the invention;
The structural representation of a kind of native ip network connecting system that Fig. 9 provides for embodiments of the invention;
The structural representation of a kind of native ip network connecting system that Figure 10 provides for another embodiment of the present invention.
Embodiment
As shown in Figure 2, under existing network framework, when being connected to network, user (is connected to Home eNodeB (H) eNB1), (H) eNB1 can be established to the connection of local gateway L-GW1 to user, and distribute an IP address, according to network design situation, for the route of optimizing, the geographic range that this L-GW1 covers is limited, in the time that user is moved from (H) eNB1 access (H) eNB2, the local gateway L-GW2 of what target BS was connected to have route optimization is not previous L-GW1, now in prior art, also need target BS to be connected to L-GW1, this causes user's route not optimized, unnecessary Internet resources are consumed, increase the delay of user data transmission, affect user's experience.
In order to address the above problem, embodiments of the invention provide a kind of local IP cut-in method, can avoid terminal after being moved, under access different base station, be still connected to the problem that previous local gateway causes route not optimized, thereby the delay that has reduced the consumption of Internet resources and reduced user data transmission is to improve user's experience.
In embodiments of the invention, terminal is specially subscriber equipment (UE).
First by reference to the accompanying drawings, embodiments of the invention one are described, as shown in Figure 3, the process that the local IP cut-in method that uses embodiments of the invention to provide completes gateway accessing comprises:
Step 301, UE are connected to network (gateway is L-GW1 or PGW1) and are carried out local IP access by base station sub-system ((H) eNB1);
Step 302, UE move under (H) eNB2 covering, and MME gets the current location of UE.Concrete acquisition methods has following three kinds:
Method one, UE move under (H) eNB2 covering, when UE is during in Idle state, the air interface broadcast that UE sends from base station, monitor current residing position TA (Tracking Area, tracking area) TA List (TA list) that MME does not send in step 301, UE initiating updating of tracking area request (TAU Request, Tracking Area Update Request), wherein in the time forwarding TAU message, (H) eNB2 increases the current positional information of user, as CGI (cell id)/TAI etc., and issue MME;
Optionally, in the time forwarding TAU message, MME is issued in the IP address of the gateway L-GW2/P-GW2 with route optimization that (H) eNB2 can configure oneself.
Method two, UE move under (H) eNB2 covering, when UE is during in connected state, switch, if what occur is to switch across interface X2 between base station, now by subsystem of objective base station ((H) eNB2) by current user residing position informing MME;
Optionally, (H) eNB2 can issue MME by the IP address of the gateway L-GW2/P-GW2 with route optimization of oneself configuration;
C.UE moves under (H) eNB2 covering, when UE is during in connected state, switch, if what occur is to switch across interface S1 between base station and S-GW, now by source base station subsystem ((H) eNB1) by current user residing position informing MME;
Optionally, (H) eNB2 can issue MME by the IP address of the gateway L-GW2/P-GW2 with route optimization of oneself configuration;
Except above-mentioned three kinds of situations, in the service request process that MME can also initiate at UE, get user's positional information, be not repeated at this.
Step 303, MME are according to the base station position information of the current connection of UE getting from step 202, the L-GW2/P-GW2 that finds the routing optimality that this base station (or this position) is connected to, the gateway L-GW1/P-GW1 that judges the current connection of UE is not the gateway of routing optimality; Or the IP address difference of the IP address of the gateway L-GW2/P-GW2 sending according to (H) eNB2 and the gateway L-GW1/P-GW1 of the current connection of UE, the gateway that judges the current connection of UE is not the gateway of routing optimality;
Step 304, MME send and re-establish PDN connection indication to UE, and above-mentioned message sends through (H) eNB2, and indication UE interrupts current PDN and connects, and initiation is afterwards set up new PDN and connected;
Step 305, UE connect indication according to the PDN that re-establishes receiving, send the request of PDN disconnecting to MME, and request is by current PDN disconnecting;
Step 306, MME initiate to gateway the session removal request that user PDN connects, and gateway connects PDN after session is deleted and notifies MME;
Step 307, MME notice UE:PDN disconnecting complete;
Step 308, UE initiate connection request again, and the APN (Access PointName, APN) carrying in this request is the same with the APN that the PDN deleting in above-mentioned steps connects, and the PDN that asks network to be provided to identical APN connects;
Step 309, MME are initiated as this UE and set up PDN connection, the L-GW2/P-GW2 of location lookup to routing optimality reporting according to (H) eNB2 or the L-GW2/P-GW2 reporting according to (H) eNB2, initiate PDN establishment of connection to this gateway;
Step 310, network complete PDN and connect foundation, send PDN connection acceptance message to UE, and this UE is connected to the L-GW2/P-GW2 of current location (or current base station subsystem) routing optimality.
Below in conjunction with accompanying drawing, embodiments of the invention two are described.
Still, take the application scenarios shown in Fig. 2 as example, embodiments of the invention provide a kind of cut-in method of native ip network, use the method to complete to the process of gateway accessing as shown in Figure 4, comprising:
Step 401, UE, under (H) eNB1 covering, adhere to request (UE sends to the request of network, and request network allows access) or PDN connection foundation request to MME initiation;
Step 402, MME carry out gateway and select, and send to the gateway L-GW1/P-GW1 selecting the session request of setting up, and request gateway connects for this UE sets up PDN;
Step 403, gateway send and set up session reply to MME, wherein carry mobile station information and change report action (beginning) (MS Info Change Reporting Action (Start)); Indication MME need to report the latest position of UE in the time that the position of UE changes;
Step 404, MME send to adhere to UE and receive or PDN connection foundation receiving;
To step 404, customized an action by step 401 in MME,, in the time that user's position changes, MME will be to the current position of gateway report of user.
Step 405, identical with step 302, no longer repeat specification;
Step 406, MME change report action (beginning) according to the mobile station information of receiving in step 403, MME is to the latest position CGI/TAI of gateway L-GW1/P-GW1 report UE, this report can be to issue in the signaling of gateway at the MME that needs of other flow processs, or a special report signaling message;
Step 407, according to the UE latest position (CGI/TAI) of receiving in step 406, the regional extent with route optimization that can serve that gateway inspection self is preserved, find that this position is not in above-mentioned zone, determine no longer for this UE provides service, notice MME: this gateway no longer can also indicate UE to re-establish connection for this UE provides service, and above-mentioned information can be directly to notify MME and MME to know; Also can be in the PCO (Protocol ConfigurationOption, protocol configuration option) that is placed on the message of issuing MME, and MME cannot resolve and see;
Step 408, MME send notice to UE, wherein comprise the information that gateway that step 407 receives is sent: notice UE interrupts current PDN and connects, and again initiates PDN and connects;
Step 409 is identical to step 310 with the step 305 in the embodiment of the present invention one to step 414, repeats no more.
Below in conjunction with accompanying drawing, embodiments of the invention three are described.
Still, take the application scenarios shown in Fig. 2 as example, embodiments of the invention provide a kind of cut-in method of native ip network, use the method to complete to the process of gateway accessing as shown in Figure 5, comprising:
Step 501 is identical to step 303 with the step 301 in the embodiment of the present invention one to step 503, is repeating no more.
Step 504, MME are according to the base station position information of the current connection of UE getting from step 502, the L-GW2/P-GW2 that finds the routing optimality that this base station (or this position) is connected to, the gateway L-GW1/P-GW1 that judges the current connection of UE is not the gateway of routing optimality; Or the difference of the IP address of the gateway L-GW2/P-GW2 sending according to (H) eNB2 and the gateway L-GW1/P-GW1 of the current connection of UE, the gateway that judges the current connection of UE is not the gateway of routing optimality.
According to above-mentioned judgement, MME initiates to delete session request, and the connection session of upper this UE of the gateway L-GW1/P-GW1 being connected to is deleted, and the PDN that deletes this UE connects;
Step 505, MME send and re-establish PDN connection indication to UE, and indication UE re-establishes PDN and connects.Above-mentioned message sends through (H) eNB2;
Step 506 is identical to step 310 with the step 308 in the embodiment of the present invention one to step 508, repeats no more.
Below in conjunction with accompanying drawing, embodiments of the invention four are described.
Still, take the application scenarios shown in Fig. 2 as example, embodiments of the invention provide a kind of cut-in method of native ip network, use the method to complete to the process of gateway accessing as shown in Figure 6, comprising:
Step 601 is identical to step 406 with the step 401 in the embodiment of the present invention two to step 606, repeats no more.
Step 607, according to the UE latest position (CGI/TAI) of receiving in step 605, the regional extent with route optimization that can serve that gateway inspection self is preserved, find that this position is not within the scope of above-mentioned zone, determine no longer for this UE provides service, send deleting bearing request to MME, wherein carry cause value for no longer for this UE provides service, and indication UE reconnects, or above-mentioned information is placed on to PCO (Protocol Configuration Option, protocol configuration option) in issue MME, be transmitted to UE by MME;
The above-mentioned PDN that step 608, MME notice (H) eNB2 discharge UE connects corresponding radio bearer, completes the above-mentioned PDN Connection Release process of UE.In above-mentioned dispose procedure, MME sends indication to UE, the information that the gateway that comprises reception is sent: indication UE re-establishes PDN and connects, when this PDN is when to be UE connect to unique PDN of network, and above-mentioned being designated as: indication UE adheres to again;
Step 609 is identical to step 310 with the step 308 in the embodiment of the present invention one to step 611, repeats no more.
It should be noted that, in above embodiment, base station can be Home eNodeB, radio network controller (Radio Network Controller, RNC).Mobility Management Entity can be MME, mobile switching centre (Mobile Switching Centre, MSC), SGSN.It can be L-PGW, L-GGSN that local access network closes, and local service gateway can be L-SGW, L-SGSN.Core net IAD can be P-GW, GGSN, and core net gateway can be S-GW, SGSN.In addition, the base station of local IP access can to close address identical with local access network.
The various embodiments described above are all applicable to not exist the E-UTRAN system of femto gateway, and the source base station of UE and target BS are macro base station, or one of them is Home eNodeB, and another one is macro base station.In addition, the various embodiments described above are also applicable to exist in the situation of femto gateway, now can be using Home eNodeB and femto gateway unification as base station or base station sub-system; It is macro base station scene that embodiments of the invention provide the Home eNodeB subsystem and the base station sub-system that are also applicable to UTRAN/GERAN, and now Mobility Management Entity is SGSN, and it is all same as the previously described embodiments that it realizes principle, do not repeat them here.
Embodiments of the invention also provide a kind of Mobility Management Entity, and its structure as shown in Figure 7, comprising:
Judge module 701, for judging whether described terminal current gateway is the gateway of route optimization;
Re-access initiation module 702, in the time that the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection.
Concrete, can be after terminal be moved, obtain the current location information of terminal, complete judgement by judge module 701 according to this current location information.
Embodiments of the invention also provide a kind of gateway, and its structure as shown in Figure 8, comprising:
Concrete, can be after terminal be moved, obtain the current location information of terminal, complete judgement by judge module 701 according to this current location information.
Embodiments of the invention also provide a kind of native ip network connecting system, and the structure of this system as shown in Figure 9, comprises Mobility Management Entity 901 and its lower terminal 902;
Described Mobility Management Entity 901, for judging whether described terminal 902 current gateway are the gateway of route optimization, and in the time that the current gateway of described terminal 902 is not the gateway of route optimization, indicates described terminal 902 to re-establish connection;
Described terminal 902, for receiving the indication of described Mobility Management Entity 901, in the time that current gateway is not the gateway of route optimization, initiates access again.
Concrete, can be after terminal be moved, obtain the current location information of terminal, complete judgement by Mobility Management Entity 901 according to this current location information.
Embodiments of the invention also provide a kind of native ip network connecting system, and the structure of this system as shown in figure 10, comprises gateway 1001, Mobility Management Entity 1002 and its lower terminal 1003;
Described gateway 1001, for judging whether described terminal 1003 current gateway are the gateway of route optimization, and in the time that the current gateway of described terminal 1003 is not the gateway of route optimization, indicate described terminal 1003 to re-establish connection by described Mobility Management Entity 1002;
Described Mobility Management Entity 1002, for receiving the indication of described gateway 1001, and indicates described terminal 1003 to re-establish connection;
Described terminal 1003, for receiving the indication of described Mobility Management Entity 1002, initiates access again.
Concrete, can be after terminal be moved, obtain the current location information of terminal, complete judgement by gateway 1001 according to this current location information.
One of ordinary skill in the art will appreciate that realizing all or part of step that above-described embodiment method carries is can carry out the hardware that instruction is relevant by program to complete, described program can be stored in a kind of computer-readable recording medium, this program, in the time carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, the each functional unit in each embodiment of the present invention can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.If described integrated module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium using the form of software function module.
The above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range described in claim.
Claims (11)
1. a native ip network connection management method, is characterized in that, comprising:
Judge whether terminal current gateway is the gateway of route optimization;
If the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection;
Describedly judge that whether terminal current gateway is that the gateway of route optimization comprises:
After terminal is moved, obtain the current location information of terminal;
According to described current location information, judge whether current gateway is the route optimization gateway of this terminal;
Judge that whether current gateway is that the route optimization gateway of this terminal is specially:
The gateway at the current place of described terminal is according to this current location information of terminal, detects this terminal whether self having in the regional extent of route optimization;
If this terminal in the described regional extent with route optimization, thinks that current gateway is route optimization gateway; Or,
If this terminal not in the described regional extent with route optimization, thinks that current gateway is not route optimization gateway.
2. native ip network connection management method according to claim 1, is characterized in that, described after terminal is moved, the current location information that obtains terminal comprises:
Terminal, after being moved, via base station, current place, to the request of Mobility Management Entity initiating updating of tracking area, is carried described current location information of terminal in this request; Or,
After terminal generation interface X2 switches, by the current positional information of terminal described in the notice Mobility Management Entity of base station, the current place of described terminal; Or,
After terminal generation interface S1 switches, by the current positional information of terminal described in the base station notice Mobility Management Entity at place before described terminal.
3. native ip network connection management method according to claim 1, is characterized in that, described after terminal is moved, the current location information that obtains terminal comprises:
After described terminal is moved, Mobility Management Entity obtains the current positional information of this terminal;
Described Mobility Management Entity sends Subscriber Location Report to the current gateway of described terminal, carries the current positional information of this terminal in this report.
4. native ip network connection management method according to claim 1 and 2, is characterized in that, described according to described current location information, judges that whether current gateway is that the route optimization gateway of this terminal is specially:
Mobility Management Entity is searched the gateway of the route optimization of the current correspondence of this terminal according to described current location information of terminal, judge whether the gateway of the current connection of this terminal is the gateway of routing optimality.
5. the native ip network connection management method described in 1 as requested, is characterized in that, if the current gateway of described terminal is not the gateway of route optimization, indicates after described terminal re-establishes the step of connection, also comprises:
Described terminal receives and re-establishes packet data gateway (PDN) indication, sends PDN interrupt requests to Mobility Management Entity, and request is by current PDN disconnecting;
Described Mobility Management Entity is to the current gateway initiation session removal request of described terminal;
The current gateway of described terminal is deleted the current PDN of this terminal and is connected, and notifies described terminal PDN disconnecting to complete by Mobility Management Entity;
Described terminal sends PDN connection request to described Mobility Management Entity;
The PDN connection request of described Mobility Management Entity receiving terminal for the gateway of terminal selection route optimization, connects between described terminal and route optimization gateway.
6. native ip network connection management method according to claim 1, is characterized in that, if the current gateway of described terminal is not the gateway of route optimization, indicates before described terminal re-establishes the step of connection, also comprises:
Deleting the current PDN of described terminal connects.
7. according to the native ip network connection management method described in claim 1 or 6, it is characterized in that, if the current gateway of described terminal is not the gateway of route optimization, indicate after described terminal re-establishes the step of connection, also comprise:
Described terminal sends PDN connection request to Mobility Management Entity;
The PDN connection request of described Mobility Management Entity receiving terminal for the gateway of terminal selection route optimization, connects between described terminal and route optimization gateway.
8. a Mobility Management Entity, is characterized in that, comprising:
Judge module, for judging whether terminal current gateway is the gateway of route optimization;
Re-access indicating module, in the time that the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection;
Describedly judge that whether terminal current gateway is that the gateway of route optimization comprises:
After terminal is moved, obtain the current location information of terminal;
According to described current location information, judge whether current gateway is the route optimization gateway of this terminal;
Judge that whether current gateway is that the route optimization gateway of this terminal is specially:
The gateway at the current place of described terminal is according to this current location information of terminal, detects this terminal whether self having in the regional extent of route optimization;
If this terminal in the described regional extent with route optimization, thinks that current gateway is route optimization gateway; Or,
If this terminal not in the described regional extent with route optimization, thinks that current gateway is not route optimization gateway.
9. a gateway, is characterized in that, comprising:
Judge module, for judging whether terminal current gateway is the gateway of route optimization;
Re-access indicating module, in the time that the current gateway of described terminal is not the gateway of route optimization, indicate described terminal to re-establish connection;
Describedly judge that whether terminal current gateway is that the gateway of route optimization comprises:
After terminal is moved, obtain the current location information of terminal;
According to described current location information, judge whether current gateway is the route optimization gateway of this terminal;
Judge that whether current gateway is that the route optimization gateway of this terminal is specially:
The gateway at the current place of described terminal is according to this current location information of terminal, detects this terminal whether self having in the regional extent of route optimization;
If this terminal in the described regional extent with route optimization, thinks that current gateway is route optimization gateway; Or,
If this terminal not in the described regional extent with route optimization, thinks that current gateway is not route optimization gateway.
10. a native ip network connecting system, is characterized in that, comprises Mobility Management Entity and terminal under it;
Described Mobility Management Entity, for judging whether described terminal current gateway is the gateway of route optimization, and in the time that the current gateway of described terminal is not the gateway of route optimization, indicates described terminal to re-establish connection;
Described terminal, for receiving the indication of described Mobility Management Entity, in the time that current gateway is not the gateway of route optimization, initiates access again;
Describedly judge that whether terminal current gateway is that the gateway of route optimization comprises:
After terminal is moved, obtain the current location information of terminal;
According to described current location information, judge whether current gateway is the route optimization gateway of this terminal;
Judge that whether current gateway is that the route optimization gateway of this terminal is specially:
The gateway at the current place of described terminal is according to this current location information of terminal, detects this terminal whether self having in the regional extent of route optimization;
If this terminal in the described regional extent with route optimization, thinks that current gateway is route optimization gateway; Or,
If this terminal not in the described regional extent with route optimization, thinks that current gateway is not route optimization gateway.
11. 1 kinds of native ip network connecting systems, is characterized in that, comprise gateway, Mobility Management Entity and its lower terminal;
Described gateway, for judging whether described terminal current gateway is the gateway of route optimization, and in the time that the current gateway of described terminal is not the gateway of route optimization, indicates described terminal to re-establish connection by described Mobility Management Entity;
Described Mobility Management Entity, for receiving the indication of described gateway, and indicates described terminal to re-establish connection;
Described terminal, for receiving the indication of described Mobility Management Entity, initiates access again;
Describedly judge that whether terminal current gateway is that the gateway of route optimization comprises:
After terminal is moved, obtain the current location information of terminal;
According to described current location information, judge whether current gateway is the route optimization gateway of this terminal;
Judge that whether current gateway is that the route optimization gateway of this terminal is specially:
The gateway at the current place of described terminal is according to this current location information of terminal, detects this terminal whether self having in the regional extent of route optimization;
If this terminal in the described regional extent with route optimization, thinks that current gateway is route optimization gateway; Or,
If this terminal not in the described regional extent with route optimization, thinks that current gateway is not route optimization gateway.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910261266.0A CN102111919B (en) | 2009-12-24 | 2009-12-24 | Local IP (Internet Protocol) network connection management method, device and system |
| PCT/CN2010/079514 WO2011076063A1 (en) | 2009-12-24 | 2010-12-07 | Method, device, and system for managing local internet protocol access or selected internet protocol traffic offload |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN200910261266.0A CN102111919B (en) | 2009-12-24 | 2009-12-24 | Local IP (Internet Protocol) network connection management method, device and system |
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| CN102111919A CN102111919A (en) | 2011-06-29 |
| CN102111919B true CN102111919B (en) | 2014-06-11 |
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| CN200910261266.0A Expired - Fee Related CN102111919B (en) | 2009-12-24 | 2009-12-24 | Local IP (Internet Protocol) network connection management method, device and system |
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| CN102905332A (en) * | 2011-07-28 | 2013-01-30 | 中兴通讯股份有限公司 | Packet switching mobile access network route triggering optimization method and system for implementing same |
| CN102905331B (en) * | 2011-07-28 | 2018-05-15 | 中兴通讯股份有限公司 | The method and system that packet switch Mobile Access Network triggering media redirect |
| WO2013086727A1 (en) * | 2011-12-15 | 2013-06-20 | 华为技术有限公司 | Handover processing method, device and system |
| CN104869575A (en) * | 2014-02-21 | 2015-08-26 | 中兴通讯股份有限公司 | Optimal path establishing method, MME (Mobility Management Entity) and gateway |
| CN104869660A (en) * | 2014-02-21 | 2015-08-26 | 中兴通讯股份有限公司 | Method, controller and gateway capable of ensuring continuity of business data |
| BR112019026433A2 (en) | 2018-02-13 | 2020-07-14 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | radio communication method, terminal device and network device |
| CN108495298B (en) * | 2018-03-12 | 2021-03-30 | 北京佰才邦技术有限公司 | Method and device for updating IP address when mobile terminal moves between neutral host networks and computer readable storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101534495A (en) * | 2008-03-10 | 2009-09-16 | 大唐移动通信设备有限公司 | Method for establishing the service bearing of user equipment and device thereof |
| CN101562854A (en) * | 2008-04-18 | 2009-10-21 | 大唐移动通信设备有限公司 | Method for reselecting serving gateway of user equipment as well as equipment and system thereof |
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2009
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101534495A (en) * | 2008-03-10 | 2009-09-16 | 大唐移动通信设备有限公司 | Method for establishing the service bearing of user equipment and device thereof |
| CN101562854A (en) * | 2008-04-18 | 2009-10-21 | 大唐移动通信设备有限公司 | Method for reselecting serving gateway of user equipment as well as equipment and system thereof |
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| WO2011076063A1 (en) | 2011-06-30 |
| CN102111919A (en) | 2011-06-29 |
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