CN101360323A - Method and system acquiring temporaty mark by network - Google Patents
Method and system acquiring temporaty mark by network Download PDFInfo
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- CN101360323A CN101360323A CNA2007100756305A CN200710075630A CN101360323A CN 101360323 A CN101360323 A CN 101360323A CN A2007100756305 A CNA2007100756305 A CN A2007100756305A CN 200710075630 A CN200710075630 A CN 200710075630A CN 101360323 A CN101360323 A CN 101360323A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
Abstract
The invention relates to the mobile communication field, and discloses a method of network obtaining temporary identifier and the system thereof, which realizes access in a dual-system and updating of routing area/tracing area with not only saving the air interface resources, but also reducing network load. In the invention, a new control panel entity receives the request message sent by a user device, the request message carries a first temporary mobile identifier information; the novel control panel entity sends request messages to a corresponding old first control panel entity according to the first temporary mobile identifier information; the old first control panel entity judges whether knowing the first temporary mobile identifier information after receives the request message sent by the new first control panel entity, if yes, then sends the request message to the new control panel entity; if not, sends the request response to the new control panel entity which requests a second temporary mobile identifier information to the user device according to the request response.
Description
Technical field
The present invention relates to moving communicating field, particularly acquiring temporaty mark by network technology in the dual network system.
Background technology
In 3-G (Generation Three mobile communication system), what comparatively attract people's attention at present is to adopt Wideband Code Division Multiple Access (WCDMA) (Wideband Code Division Multiple Access, abbreviation " WCDMA ") universal mobile telecommunications system (the Universal Mobile TelecommunicationsSystem of communication system air interface technologies, be called for short " UMTS "), UMTS also is a kind of third generation cordless communication network technical standard of third generation partner program (ThirdGeneration Partnership Project is called for short 3GPP) tissue definition simultaneously.As shown in Figure 1, the UMTS system is made up of three parts, be core net (Core Net, abbreviation " CN "), universal mobile telecommunications system grounding wireless access network (UMTS Terrestrial RadioAccess Network, be called for short " UTRAN ") and subscriber equipment (User Equipment is called for short " UE ").
Wherein, UTRAN comprises the RNS (Radio NetworkSubsystem is called for short " RNS ") of many CN of being connected to again.And a RNS comprises a radio network controller (RadioNetwork Controller is called for short " RNC ") and one or more base station (Node B), and each NodeB covers one or more sub-districts.
CN is from being divided into circuit switching (Circuit Switched is called for short " CS ") territory and packet switching (Packet Switched is called for short " PS ") territory in logic.Wherein, (the Mobile Switching Center/Visitor Location Register of mobile switching centre/visitor's location register, be called for short " MSC/VLR ") and GMSC (gateway mobile switching center) (Gateway Mobile Services Switching Center, abbreviation " GMSC ") belongs to the CS territory, GPRS serving GPRS support node (Serving GPRSSupport Node, be called for short " SGSN ") and gateway GPRS supporting node (GGSN) (GPRSGateway Support Node, abbreviation " GGSN ") belongs to the PS territory, attaching position register (HomeLocation Register is called for short " HLR ") belongs to the total functional node in CS territory and PS territory.Wherein, MSC/VLR finishes the functions such as control, management, authentication and encryption in CS territory, and GMSC is the webmaster of mobile switching centre (Mobile Switching Center, be called for short " MSC "), is responsible for fixing with other or being connected of mobile network.
At present in 3GPP, positive active research long-term evolving network (the Long Term Evolved of each manufacturer, be called for short LTE)/System Architecture Evolution network (System Architecture Evolved, be called for short SAE), wherein, LTE can reduce time delay in order to provide a kind of, improve the network cheaply of user data rate, improved power system capacity and covering, uses PS territory business, and bearer network all is the IP carrying.Fig. 2 is a kind of existing LTE/SAE network architecture.In the packet-based core networks of evolution, wherein:
Mobility Management Entity (Mobility Management Entity, abbreviation MME) function is to preserve the MM Context of UE, sign as subscriber equipment, mobility management states, positional information etc., and to Non-Access Stratum (Non Access Stratum, abbreviation NAS) signaling is handled, and is responsible for the safety of NAS signaling etc.
The SAE gateway comprises gateway (Serving Gateway is called for short S-GW) and grouped data network gateway (PDN Gateway is called for short P-GW), and wherein S-GW and P-GW are two logic entities, may reside on the same or different physical entities.S-GW as IP address and the routing iinformation of UE, carries out Lawful Interception, grouped data routing function etc. in order to preserve user's face context of UE.Interface between S-W and the MME is S11, is responsible for communicating by letter between MME, the UPE, and the mobility management information that carries out UE and session control information etc. are alternately.
MME is by S1-MME, and S-GW is responsible for being connected of chain of command and user's face with the EUTRAN network respectively by S1-U.MME is by the S3 interface simultaneously, and S-GW is connected with 2G/3GSGSN respectively by the S4 interface, is responsible for mobility chain of command anchor point and the user face anchor point function of UE between 3G and SAE network respectively.
P-GW is responsible for user's face anchor point function that UE is linked into Packet Data Network, communicate by SGi reference point and external packet data net, function with grouping route and forwarding, and responsible policy, billing enhancement function, based on each user's packet filtering function etc.P-GW links to each other with S-GW by the S5 interface, transmits carrying foundation/modification/control informations such as deletion, and the grouped data route etc.
Policy charging rule function (Policy and Charging Rules Function, be called for short PCRF) transmit QoS and charging policy control information etc. to P-GW as policy, billing enhancement function (Policy and Charging EnforcementFunction is called for short PCEF) by the S7 interface.
Different radio access technologies (Radio AccessTechnology between SAE and Pre-SAE (being the 2G/3G network), abbreviation RAT) there is the limitation signaling problem, even UE moves (as network and the evolvement network of 2G/3G) between different RAT, UE can change and quarters at different networks and frequently cause network registration process, and frequent network registration process is a kind of great waste to eating dishes without rice or wine.
Many RAT network configuration as shown in Figure 3, RA1 and RA2 are the route district (Routing Area) of existing 2G/3G, the UE of existing 2G/3G will initiate Routing Area Update (Routing Area Update, i.e. RAU) process at RA of every replacing.Certainly UE also has periodic position updating process under the situation of not changing RA, and its effect is to make network understand UE at present also at network, prevent the UE deviated from network and network is not understood and constantly the situation of paging UE take place.Below the situation of neither consideration UE periodic location update.
TA1, TA2, TA3, TA4 is the tracking area of evolvement network, when a multimode UE moves in these zones, frequent network registration process can appear, enter RA1 to the SGSN of 2G/3G registration as UE, when UE enters TA1 then again to the MME/UPE of evolvement network registration,, UE enters RA1 again to the SGSN of 2G/3G registration when moving out TA1 again.The purpose of registration is to make network paging still to bring a large amount of register command expenses to UE in certain RAT.
Yet prior art UE only finishes UE and adheres in adhering in system separately, do not consider the situation of dual system (UMTS and SAE), UMTS part attachment flow as shown in Figure 4:
In step 101, UE sends and adheres to solicited message to new SGSN, and described message is carried P-TMSI/RAI information;
Be illustrated in figure 5 as UMTS part attachment flow, wherein:
In step 201, the UE among the SAE sends and adheres to solicited message to MME, carries S-TMSI/TAI information in this message;
Equally, when upgrading (RAU) in the existing route district, also need depend on the unique temporary identity that UE carries in Routing Area Update with tracing section updating (TAU), in the single system network system, UMTS part Routing Area Update flow process as shown in Figure 6:
In step 301, UE sends the Routing Area Update solicited message to new SGSN, and described message is carried P-TMSI/RAI information;
Be illustrated in figure 7 as UMTS part tracing section updating flow process, wherein:
In step 3001, the UE among the SAE sends the tracing section updating request to MME, carries S-TMSI/TAI information in this message;
The inventor finds in implementing process of the present invention, only consider the situation of single system in the prior art, promptly in the UMTS network, adhere to carry in the request and carry S-TMSI/TAI information in P-TMSI/RAI information and the SAE network respectively to old SGSN and MME request IMSI sign and security parameter information.Yet, prior art does not consider that in the dual system (UMTS and SAE), what UE carried when adhering to is the situation of another system information, for example in a system, initiate to adhere to request in another system's attachment removal in new system, give in the dual system network and adhering to of user bring difficulty.In addition, in Routing Area Update and tracing section updating flow process, the unique temporary identity that network also depends on UE to be provided goes for asks contextual information, and does not consider the situation of dual system.
Summary of the invention
In view of this, embodiments of the present invention provide a kind of method and system of acquiring temporaty mark by network, realize adhering to and route district/more track district renewal under the dual system, not only save interface-free resources and alleviate network burden.
For achieving the above object, embodiment of the present invention provides a kind of method of acquiring temporaty mark by network, comprises following steps:
New control plane entity receives the solicited message that subscriber equipment sends, and described solicited message is carried the first Temporary Mobile information;
Described new control plane entity sends solicited message according to the first Temporary Mobile information to the first old control plane entity of correspondence;
The described first old control plane entity judges whether to be familiar with the first Temporary Mobile information, if understanding then sends its information requested to described new control plane entity after receiving described new control plane entity transmission solicited message; If be not familiar with, then send the request response to described new control plane entity;
Described new control plane entity responds to the user equipment requests second Temporary Mobile information according to described request.
For achieving the above object, embodiment of the present invention also provides the method for another acquiring temporaty mark by network, comprises following steps:
New control plane entity receives the solicited message that subscriber equipment sends, and described solicited message is carried the first Temporary Mobile information and the second Temporary Mobile information, and the first Temporary Mobile information that identifies is up-to-date Temporary Mobile information;
Described new control plane entity sends solicited message according to the first Temporary Mobile information to the first old control plane entity of correspondence;
The described first old control plane entity judges whether to be familiar with the first Temporary Mobile information after receiving the solicited message of described new control plane entity transmission, if understanding then sends its information requested to described new control plane entity; If be not familiar with, then send the request response to described new control plane entity;
After described new control plane entity receives described request response, send solicited message to the second old control plane entity of correspondence according to the second Temporary Mobile information.
For achieving the above object, embodiment of the present invention also provides a kind of system of acquiring temporaty mark by network, comprising:
New control plane entity is used to receive the solicited message that subscriber equipment sends, and wherein said solicited message is carried the first Temporary Mobile information and the second Temporary Mobile information;
The first old new control plane entity, be used to receive the solicited message that new control plane entity sends, and be used to judge whether to be familiar with the described first Temporary Mobile information, the entity that the wherein said first old control plane entity is the corresponding first Temporary Mobile information;
The second old control plane entity, be used to receive the solicited message that new control plane entity sends, and being used to judge whether to be familiar with the described second Temporary Mobile information, the wherein said second old new control plane entity is the entity of the corresponding second Temporary Mobile information.
Embodiments of the present invention are carried different TMSI (S-TMSI/TAI/P-TMSI/RAI) information and its SGSN/MME request IMSI and security parameter information of handling correspondence are accordingly finished the flow process that subscriber equipment adheres in the dual system network by adhering in the request.Simultaneously, carry different TMSI information and it is handled the RAU/TAU that deserved SGSN/MME request contexts information is finished subscriber equipment in the dual system network accordingly by Routing Area Update/tracing section updating request.So not only realize under the dual system adhering to and the route district/more the track district upgrades, and save interface-free resources, alleviate network burden.
Description of drawings
Fig. 1 is the structural representation of UMTS system in the prior art;
Fig. 2 is a LTE/SAE network architecture schematic diagram in the prior art;
Fig. 3 is many RAT schematic network structure in the prior art;
Fig. 4 is UMTS part attachment flow figure in the prior art;
Fig. 5 is SAE part attachment flow figure in the prior art;
Fig. 6 is a UMTS part Routing Area Update flow chart in the prior art;
Fig. 7 is a SAE part tracing section updating flow process in the prior art;
Fig. 8 is that dual system network of network of the present invention obtains the temporary mark flow chart;
Fig. 9 is first embodiment of the invention attachment flow figure.
Figure 10 is second embodiment of the invention attachment flow figure.
Figure 11 is third embodiment of the invention attachment flow figure.
Figure 12 is a four embodiment of the invention Routing Area Update flow chart.
Figure 13 is a fifth embodiment of the invention Routing Area Update flow chart.
Figure 14 is a sixth embodiment of the invention Routing Area Update flow chart.
Figure 15 is seventh embodiment of the invention attachment flow figure.
Figure 16 is eighth embodiment of the invention attachment flow figure.
Figure 17 is ninth embodiment of the invention attachment flow figure.
Figure 18 is a tenth embodiment of the invention Routing Area Update flow chart.
Figure 19 is an eleventh embodiment of the invention Routing Area Update flow chart.
Figure 20 is a twelveth embodiment of the invention Routing Area Update flow chart.
Figure 21 is thirteenth embodiment of the invention attachment flow figure.
Figure 22 is fourteenth embodiment of the invention attachment flow figure.
Figure 23 is fifteenth embodiment of the invention attachment flow figure.
Figure 24 is a sixteenth embodiment of the invention tracing section updating flow chart.
Figure 25 is a seventeenth embodiment of the invention tracing section updating flow chart.
Figure 26 is an eighteenth embodiment of the invention tracing section updating flow chart.
Figure 27 is nineteenth embodiment of the invention attachment flow figure.
Figure 28 is twentieth embodiment of the invention attachment flow figure.
Figure 29 is 21st embodiment of the invention attachment flow figure.
Figure 30 is a 22nd embodiment of the invention tracing section updating flow chart.
Figure 31 is a 23th embodiment of the invention tracing section updating flow chart.
Figure 32 is a 24th embodiment of the invention tracing section updating flow chart.
Embodiment
For the technical scheme and the advantage that make embodiment of the present invention is clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
In the dual system network of the present invention the acquiring temporaty mark by network flow process as shown in Figure 8, wherein:
In step S301, UE sends solicited message to new control plane entity, wherein said new control plane entity can be new SGSN or new MME, described solicited message is carried up-to-date TMSI information, described up-to-date TMSI information can be P-TMSI/RAI or S-TMSI/TAI, and described UE sends solicited message and can be UE to solicited message in the new control plane entity and send request to new SGSN/MME and adhere to information or UE and send request Routing Area Update information or UE sends request tracing section updating information to new MME to new SGSN;
Step S302, to corresponding old control plane entity requests information, wherein said old control plane entity can be old SGSN or old MME to described new SGSN/MME according to up-to-date TMSI information, adheres to that solicited message is IMSI and security parameter in the request; Solicited message is a context request information in Routing Area Update or the tracing section updating request;
Step S303, old SGSN/MME judge whether to be familiar with described up-to-date TMSI information, if, then send response to new SGSN/MME, return and want information requested, if not, then carry out S304 or S308;
Step S304, new SGSN/MME asks another Temporary Mobile information to UE;
Step S305, UE confirm whether another Temporary Mobile information is arranged, if, execution in step S306 then, if not, execution in step S308 then, or directly send IMSI information to new SGSN/MME;
Step S306, described new SGSN/MME to corresponding old SGSN/MME solicited message, adheres to wherein that solicited message is that solicited message is a context request information in IMSI and security parameter, Routing Area Update or the tracing section updating request in the request according to another Temporary Mobile information;
Step S307, old SGSN/MME judge whether to be familiar with another Temporary Mobile information, if, then send response to new MME, return and want information requested, if not, then carry out S308;
Step S308, UE sends IMSI information and finishes acquiring temporaty mark by network to new SGSN/MME.
Wherein, in step S301, if carry P-TMSI/RAI and S-TMSI/TAI simultaneously in the request message, and when which identifying for up-to-date TMSI information, but execution in step S302, or can be simultaneously to the old SGSN/MME solicited message of correspondence, and preferentially use the old SGSN or the old MME of up-to-date TMSI information correspondence to return solicited message, and omission step S304, S305.
Wherein, in step S301, if the TMSI information of only carrying native system in the request message, new SGSN/MME is only according to the old SGSN/MME solicited message of described TMSI information to correspondence in step S302.
Carry different TMSI information and as follows in request, Routing Area Update or the tracing section updating request according to adhering to the embodiment of the adhering to of subscriber equipment in its dual system network of finishing dealing with accordingly, Routing Area Update or tracing section updating:
As shown in Figure 9, UE is attached to UMTS for first embodiment of the invention, and up-to-date TMSI information is the attachment flow figure of S-TMSI/TAI, wherein:
In step 401, UE sends Attach Request message to new SGSN, it is S-TMSI/TAI information that wherein said Attach Request message carries up-to-date TMSI information, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Table 1 mobile logo table
Step 403, old MME sends the authentication response to new SGSN, sends wrong indication to new SGSN, but wherein new SGSN receives execution in step 404 after the wrong indication, or directly carry out 408,409;
Mark class type
3 2 1
0 0 1 IMIS
0 1 0 IMEI
0 1 1 IMEISV
1 0 0 TMSI
1 0 1 P-TMSI
1 1 0 S-TMSI
Identify type in table 2 identification request
Step 405, UE sends identification request and responds to new SGSN, and promptly UE sends P-TMSI/RAI information to new SGSN;
Step 409, UE sends the IMSI identification information to new SGSN.
Second embodiment of the invention UE is attached to UMTS, carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and up-to-date TMSI information be S-TMSI/TAI attachment flow as shown in figure 10, wherein:
Table 3TMSI state table
Table 4P-TMSI/S-TMSI state table
Step 502 after new SGSN receives solicited message, is preferentially used up-to-date S-TMSI/TAI information, according to described up-to-date S-TMSI/TAI information MME request IMSI and security parameter information until old; Old MME is confirmed to be and denies knowing S-TMSI/TAI information, if, then send authentication and respond to new SGSN, return and want information requested; If not, then execution in step 503,
Step 503 sends the authentication response to new SGSN, sends wrong indication to new SGSN, after new SGSN receives wrong indication, but execution in step 504, or can directly carry out 506,507;
Step 504 after new SGSN receives wrong indication, uses P-TMSI/RAI information to old SGSN request IMSI and security parameter information;
Third embodiment of the invention UE is attached to UMTS, carries the P-TMSI/RAI information of native system simultaneously, and up-to-date TMSI information be S-TMSI/TAI attachment flow as shown in figure 11, wherein:
In step 601, UE sends Attach Request message to new SGSN, and wherein said Attach Request message carries P-TMSI/RAI information in the native system;
Step 605, UE sends S-TMSI/TAI information to new SGSN;
Step 609, UE receives the IMSI information request, sends the IMSI identification information to new SGSN.
Four embodiment of the invention UE initiates Routing Area Update in UMTS, and up-to-date TMSI information be S-TMSI/TAI more new technological process as shown in figure 12, wherein:
In step 4001, UE sends the Routing Area Update request message to new SGSN, it is S-TMSI/TAI information that wherein said Attach Request message carries up-to-date TMSI information, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 4002, new SGSN sends context request to old MME, and promptly new SGSN is according to S-TMSI/TAI MME request contexts information until old, and old MME is confirmed to be and denies knowing this S-TMSI/TAI, if, then send context response to new SGSN, return and want information requested; If not, execution in step 4003 then;
Step 4005, UE sends identification response to new SGSN, and promptly UE sends P-TMSI/RAI information to new SGSN;
Fifth embodiment of the invention UE initiates Routing Area Update in UMTS, carry S-TMSI/TAI and P-TMSI/RAI information simultaneously, and S-TMSI/TAI information be up-to-date TMSI information the Routing Area Update flow process as shown in figure 13, wherein:
Wherein, in step 5002, also can substitute by following 5002a,
Step 5002a, new SGSN during according to S-TMSI/TAI and P-TMSI/RAI information of same to old SGSN and old MME request contexts information, and preferentially use old MME return information, if old MME returns error message, then use old SGSN return information, if old SGSN returns error message, then execution in step 5006.
Sixth embodiment of the invention UE initiates Routing Area Update at UMTS, carries the P-TMSI/RAI information of native system simultaneously, and up-to-date TMSI information be S-TMSI/TAI the Routing Area Update flow process as shown in figure 14, wherein:
In step 6001, UE sends the Routing Area Update request message to new SGSN, and wherein said Attach Request message carries P-TMSI/RAI information in the native system;
Step 6005, UE sends S-TMSI/TAI information to new SGSN;
Seventh embodiment of the invention UE is attached to UMTS, the attachment flow of carrying up-to-date TMSI information simultaneously and be P-TMSI/RAI as shown in figure 15, wherein:
In step 701, UE sends Attach Request message to new SGSN, and wherein said Attach Request message carries up-to-date P-TMSI/RAI information;
Step 702, new SGSN sends ID authentication request to old SGSN, and promptly new SGSN is according to P-TMSI/RAI SGSN request IMSI and security parameter information until old, old SGSN is confirmed to be and denies knowing this P-TMSI/RAI, if, then send authentication to new SGSN, return and want information requested; If not, execution in step 703 then;
Step 704 after new SGSN receives wrong indication, sends the checking request to UE, be that new SGSN is to UE request S-TMSI/TAI identification information, wherein need to expand new value and identify P-TMSI/RAI and S-TMSI/TAI, shown in sign type in table 2 identification request, the classification 101 in the expansion sign type is P-TMSI, 110 is S-TMSI, UE has determined whether S-TMSI/TAI, if then execution in step 705, if not, then directly respond IMSI information and give new SGSN;
Step 705, UE sends S-TMSI/TAI information to new SGSN;
Step 709, UE receives the IMSI information request, sends the IMSI identification information to new SGSN.
Eighth embodiment of the invention UE is attached to UMTS, carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and up-to-date TMSI information be P-TMSI/RAI attachment flow as shown in figure 16, wherein:
Step 802 after new SGSN receives solicited message, is preferentially used up-to-date P-TMSI/RAI information, according to described up-to-date P-TMSI/RAI information SGSN request IMSI and security parameter information until old; Old SGSN is confirmed to be and denies knowing P-TMSI/RAI information, if, then send authentication and respond to new SGSN, return and want information requested; If not, then execution in step 803,
Step 803 sends the authentication response to new SGSN, sends wrong indication to new SGSN, after new SGSN receives wrong indication, but execution in step 804, or can directly carry out 806,807;
Step 804 after new SGSN receives wrong indication, uses S-TMSI/TAI information to old MME request IMSI and security parameter information;
Step 807 after UE receives the IMSI information request, sends the IMSI identification information to SGSN.
Wherein, in step in step 802, after new SGSN receives solicited message, ask IMSI and security parameter information to old SGSN and old MME during according to S-TMSI/TAI and P-TMSI/RAI information of same, and preferentially use old SGSN return information, if old SGSN returns wrong indication, then execution in step 805,806,807.
Ninth embodiment of the invention UE is attached to UMTS, carries the P-TMSI/RAI information of native system simultaneously, and up-to-date TMSI information be P-TMSI/RAI attachment flow as shown in figure 17, wherein:
In step 901, UE sends Attach Request message to new SGSN, and wherein said Attach Request message carries P-TMSI/RAI information in the native system;
Step 903, old SGSN sends the authentication response to new SGSN, sends wrong indication to new SGSN, but wherein new SGSN receives execution in step 904 after the wrong indication, or directly carry out 908,909;
Step 905, UE sends S-TMSI/TAI information to new SGSN;
Step 909 after UE receives the IMSI information request, sends the IMSI identification information to SGSN.
Tenth embodiment of the invention UE initiates Routing Area Update in UMTS, and carry up-to-date TMSI information simultaneously and be the Routing Area Update flow process of P-TMSI/RAI and show as figure institute 18, wherein:
In step 7001, UE sends the Routing Area Update request message to new SGSN, and wherein said Routing Area Update request message carries up-to-date P-TMSI/RAI information;
Step 7002, new SGSN sends context request to old SGSN, and promptly new SGSN is according to P-TMSI/RAI SGSN request contexts information until old, old SGSN is confirmed to be and denies knowing this P-TMSI/RAI, if, then send context response to new SGSN, return and want information requested; If not, execution in step 7003 then;
Step 7005, UE sends S-TMSI/TAI information to new SGSN;
Step 7007, old MME sends context response to new SGSN, and old SGSN sends wrong indication to new SGSN;
Eleventh embodiment of the invention UE initiates Routing Area Update in UMTS, carry S-TMSI/TAI and P-TMSI/RAI information simultaneously, and P-TMSI/RAI information be up-to-date TMSI information Routing Area Update flow process as shown in figure 19, wherein:
Wherein, in step in step 8002, after new SGSN receives request contexts information, during according to S-TMSI/TAI and P-TMSI/RAI information of same to old SGSN and old MME request contexts information, and preferentially use old SGSN return information, if old SGSN returns wrong indication, then execution in step 8005,8006,8007.
Twelveth embodiment of the invention UE initiates Routing Area Update in UMTS, carry the P-TMSI/RAI information of native system simultaneously, and up-to-date TMSI information be P-TMSI/RAI the Routing Area Update flow process as shown in figure 20, wherein:
In step 9001, UE sends the Routing Area Update request message to new SGSN, and wherein said Routing Area Update request message carries P-TMSI/RAI information in the native system; And shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Thirteenth embodiment of the invention UE is attached to LTE, and up-to-date TMSI information be S-TMSI/TAI attachment flow as shown in figure 21, wherein:
In step 1001, UE sends Attach Request message to new MME, it is S-TMSI/TAI information that wherein said Attach Request message carries up-to-date TMSI information, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1002, new MME sends ID authentication request to old MME, and promptly new MME is according to S-TMSI/TAI MME request IMSI and security parameter information until old, old MME is confirmed to be and denies knowing this S-TMSI/TAI, if, if, then send authentication and respond, return and want information requested to new MME; If not, execution in step 1003 then;
Step 1003, old MME sends the authentication response to new MME, sends wrong indication to new MME, but wherein new MME receives execution in step 1004 after the wrong indication, or directly carry out 1008,1009;
Step 1005, UE sends identification response to new MME, and promptly UE sends P-TMSI/RAI information to new MME;
Step 1009 after UE receives the IMSI information request, sends the IMSI identification information to new MME.
Fourteenth embodiment of the invention UE is attached to LTE, carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and up-to-date TMSI information be P-TMSI/RAI attachment flow as shown in figure 22, wherein:
Step 1101, UE sends Attach Request message to new MME, described Attach Request message carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and shown in table 1 mobile logo, can expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information in value 100.Simultaneously, the up-to-date TMSI information of expansion TMSI state information 11 signs is S-TMSI in table 3, the up-to-date TMSI information of expansion TMSI state information 10 signs is P-TMSI, or new P-TMSI/S-TMSI status indicator of increase as shown in table 4, wherein in table 4, increase a new P-TMSI/S-TMSI state information and identify up-to-date P-TMS and S-TMSI information.
Step 1102 after new MME receives solicited message, is preferentially used up-to-date S-TMSI/TAI information, according to described up-to-date S-TMSI/TAI information MME request IMSI and security parameter information until old; Old MME is confirmed to be and denies knowing S-TMSI/TAI information, if, then send authentication and respond to new MME, return and want information requested; If not, then execution in step 1103,
Step 1103 sends the authentication response to new MME, sends wrong indication to new MME, after new MME receives wrong indication, but execution in step 1104, or can directly carry out 1106,1107;
Step 1104 after new MME receives wrong indication, uses P-TMSI/RAI information to old SGSN request IMSI and security parameter information;
Step 1105, old SGSN is confirmed to be and denies knowing described P-TMSI/RAI information, if, then send authentication and respond to new MME, return and want information requested; If not, then return wrong indication to new MME;
Step 1106, new MME sends the IMSI information request to UE after receiving wrong indication;
Step 1107 after UE receives the IMSI information request, sends the IMSI identification information to new MME.
Wherein, in step 1102, new MME also can ask IMSI and security parameter information to old SGSN and old MME simultaneously according to P-TMSI/RAI and S-TMSI/TAI, and the information of preferentially using old MME to return, if old MME returns wrong indication, then execution in step 1105,1106,1107.
Fifteenth embodiment of the invention UE is attached to LTE, and carry up-to-date TMSI information be S-TMSI/TAI information attachment flow as shown in figure 23, wherein:
In step 1201, UE sends Attach Request message to new MME, wherein said Attach Request message carries S-TMSI/TAI information in the native system, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1205, UE confirms whether P-TMSI/RAI information is arranged, if then execution in step 1206, if not, then directly sends IMSI information to new MME;
Step 1209 after UE receives the IMSI information request, sends the IMSI identification information to new MME.
Sixteenth embodiment of the invention UE initiates more the track district and upgrades in LTE, and up-to-date TMSI information be S-TMSI/TAI the tracing section updating flow process as shown in figure 24, wherein:
In step 1011, UE sends the tracing section updating request message to new MME, it is S-TMSI/TAI information that wherein said tracing section updating request message carries up-to-date TMSI information, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1013, old MME sends context response to new MME, sends wrong indication to new MME, but wherein new MME receives execution in step 1014 after the wrong indication, or directly carry out 1018;
Step 1015, UE sends auth response to new MME, and promptly UE sends P-TMSI/RAI information to new MME;
Seventeenth embodiment of the invention UE is initiating updating of tracking area in LTE, carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and P-TMSI/RAI information be up-to-date TMSI information trace district more new technological process as shown in the figure, wherein:
Wherein, in step 1112, new MME also can be according to P-TMSI/RAI and S-TMSI/TAI simultaneously to old SGSN and old MME request contexts information, and the information of preferentially using old MME to return, indicates if old MME returns mistake, and then execution in step 1115,1116.
Eighteenth embodiment of the invention UE is initiating updating of tracking area in LTE, and carry up-to-date TMSI information be S-TMSI/TAI information trace district more new technological process as shown in figure 26, wherein:
In step 1211, UE sends the tracing section updating request message to new MME, wherein said tracing section updating request message carries S-TMSI/TAI information in the native system, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI/TAI information or on original 100 values, increase a new value 110 with sign S-TMSI/TAI information;
Step 1212, new MME sends context request to old MME, and promptly new MME is according to S-TMSI/TAI MME request contexts information until old, and old MME is confirmed to be and denies knowing this S-TMSI/TAI, if, then send context response to new MME, return and want information requested; If not, execution in step 1213 then;
Step 1215, UE confirms whether P-TMSI/RAI information is arranged, if then execution in step 1216, if not, then directly sends IMSI information to new MME;
Nineteenth embodiment of the invention UE is attached to LTE, the attachment flow of carrying up-to-date TMSI information simultaneously and be P-TMSI/RAI as shown in figure 27, wherein:
In step 1301, UE sends Attach Request message to new MME, and wherein said Attach Request message carries up-to-date P-TMSI/RAI information; And shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1302, new MME sends ID authentication request to old SGSN, and promptly new MME is according to P-TMSI/RAI SGSN request IMSI and security parameter information until old, old SGSN is confirmed to be and denies knowing this P-TMSI/RAI, if, then send authentication and respond to new MME, return and want information requested; If not, execution in step 1303 then;
Step 1303, old SGSN sends the authentication response to new MME, sends wrong indication to new MME, but wherein new MME receives execution in step 1304 after the wrong indication, or directly carry out 1308,1309;
Step 1304, new MME sends identification request to UE after receiving wrong indication, and promptly new MME is to UE request S-TMSI/TAI identification information, wherein need to expand new value and identify P-TMSI/RAI and S-TMSI/TAI, shown in sign type in table 2 identification request, the classification 101 in the expansion sign type is P-TMSI, and 110 is S-TMSI, UE confirms whether to have S-TMSI/TAI information, if then execution in step 1305, if not, then directly send IMSI information to new MME;
Step 1305, UE sends S-TMSI/TAI information to new MME;
Step 1306, new MME sends ID authentication request to old MME, and promptly new MME passes through S-TMSI/TAI information MME request IMSI and security parameter information until old, old MME is confirmed to be and denies knowing S-TMSI/TAI information, if, then send authentication and respond to new MME, return and want information requested; If not, execution in step 1207 then;
Step 1307, old MME sends the authentication response to new MME, and old SGSN sends wrong indication to new MME;
Step 1309 after UE receives wrong IMSI information request, sends the IMSI identification information to new MME.
Twentieth embodiment of the invention UE is attached to LTE, carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and up-to-date TMSI information be P-TMSI/RAI attachment flow as shown in figure 28, wherein:
Step 1407 after UE receives the IMSI information request, sends the IMSI identification information to new MME.
Wherein, in step in step 1402, after new MME receives solicited message, ask IMSI and security parameter information to old SGSN and old MME during according to S-TMSI/TAI and P-TMSI/RAI information of same, and preferentially use old SGSN return information, if old SGSN returns wrong indication, then execution in step 805,806,807.
21st embodiment of the invention UE is attached to LTE, carries the P-TMSI/RAI information of native system simultaneously, and described P-TMSI/RAI is that the attachment flow of up-to-date TMSI information is shown as figure institute 29, wherein:
In step 1501, UE sends Attach Request message to new MME, wherein said Attach Request message carries P-TMSI/RAI information in the native system, and shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1509 after UE receives the IMSI information request, sends the IMSI identification information to new MME.
22nd embodiment of the invention UE is the initiating updating of tracking area request in LTE, the tracing section updating flow process of carrying up-to-date TMSI information simultaneously and be P-TMSI/RAI as shown in figure 30, wherein:
In step 1311, UE sends the tracing section updating request message to new MME, and wherein said tracing section updating request message carries up-to-date P-TMSI/RAI information; And shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1313, old SGSN sends context response to new MME, sends wrong indication to new MME, but wherein new MME receives execution in step 1314 after the wrong indication, or directly carry out 1318;
Step 1315, UE sends S-TMSI/TAI information to new MME;
Step 1318, after new MME received wrong indication, new MME and UE carried out safety function.
23th embodiment of the invention UE is the initiating updating of tracking area request in LTE, carries S-TMSI/TAI and P-TMSI/RAI information simultaneously, and up-to-date TMSI information be P-TMSI/RAI tracing section updating request flow process as shown in figure 31, wherein:
Step 1415, old MME is confirmed to be and denies knowing described S-TMSI/TAI information, if then this solicited message finishes; If not, then return wrong indication to new MME;
Wherein, in step 1412, after new MME receives solicited message, during according to S-TMSI/TAI and P-TMSI/RAI information of same to old SGSN and old MME request contexts information, and preferentially use old SGSN return information, if old SGSN returns wrong indication, then execution in step 1415,1416.
The present invention's the real 24 execution mode UE initiating updating of tracking area request in LTE, the P-TMSI/RAI information of carrying native system simultaneously, and described P-TMSI/RAI be up-to-date TMSI information the tracing section updating flow process as shown in the figure, wherein:
In step 1511, UE sends the tracing section updating request message to new MME, and wherein said tracing section updating request message carries P-TMSI/RAI information in the native system; And shown in table 1 mobile logo, can in value 100, expand sign S-TMSI information or increase a new value 110 with sign S-TMSI information;
Step 1515, UE sends S-TMSI/TAI information to new MME;
In the above-mentioned execution mode, adopt non-access state (Non Access Status, abbreviation NAS) carries the subscriber equipment temporary mark in the message, also the subscriber equipment temporary mark can be in RRC message, carried, the selection function that native system TMSI information is finished node can only be carried and adopt RRC message to carry the subscriber equipment temporary mark.But, adopt and to carry the subscriber equipment temporary mark in the RRC message and can save and carry the subscriber equipment temporary mark in the NAS message, all can be placed in the RRC message and in NAS, carry native system TMSI information in the above-mentioned execution mode, and repeat to save interface-free resources among the NAS again.
This shows that the present invention carries different TMSI (S-TMSI/TAI/P-TMSI/RAI) information and its SGSN/MME request IMSI and security parameter information of handling correspondence is accordingly finished the flow process that subscriber equipment adheres in the dual system network by adhering in the request.Simultaneously, by carrying different TMSI information in Routing Area Update/tracing section updating request and it being handled the RAU/TAU that deserved SGSN/MME request contexts information is finished subscriber equipment in the dual system network accordingly.
In all execution mode of the present invention, wherein carry up-to-date identification information until old the SGSN/MME solicited message be optimization scheme of the present invention, this scheme can save interface-free resources, alleviate network burden, and can guarantee to finish adhering to and route district/more track district renewal under the dual system.But, it is not to be bound to carry up-to-date identification information that UE sends in the solicited message, thus the present invention to carry two information simultaneously or carry native system information SGSN/MME solicited message until old also be to realize adhering to and prioritization scheme that track district, route district/more upgrades under the dual system.
Though pass through with reference to some of the preferred embodiment of the invention, the present invention is illustrated and describes, but those of ordinary skill in the art should describedly understand, can do various changes to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (23)
1. the method for an acquiring temporaty mark by network is characterized in that, comprises following steps:
New control plane entity receives the solicited message that subscriber equipment sends, and described solicited message is carried the first Temporary Mobile information;
Described new control plane entity sends solicited message according to the first Temporary Mobile information to the first old control plane entity of correspondence;
The described first old control plane entity judges whether to be familiar with the first Temporary Mobile information after receiving the solicited message of described new control plane entity transmission, if understanding then sends its information requested to described new control plane entity; If be not familiar with, then send the request response to described new control plane entity;
Described new control plane entity responds to the user equipment requests second Temporary Mobile information according to described request.
2, the method for acquiring temporaty mark by network according to claim 1, it is characterized in that, the described first Temporary Mobile information is up-to-date Temporary Mobile Subscriber Identity information or the interior Temporary Mobile Subscriber Identity information of native system, and wherein native system is the system at the current place of new control plane entity.
3, the method for acquiring temporaty mark by network according to claim 2 is characterized in that, the described first Temporary Mobile Subscriber Identity information or the second mobile user identification information identify in mobile logo.
4, the method for acquiring temporaty mark by network according to claim 2 is characterized in that, and is after the user equipment requests second Temporary Mobile information step, further comprising the steps of at described new control plane entity,
If subscriber equipment defines the described second Temporary Mobile information, then described new control plane entity sends solicited message according to the second Temporary Mobile Subscriber Identity information to the second old control plane entity of correspondence; If subscriber equipment determines not have the described second Temporary Mobile information, subscriber equipment sends IMSI information to described new control plane entity.
5, the method for acquiring temporaty mark by network according to claim 4 is characterized in that, and is further comprising the steps of after the second old control plane entity receives solicited message,
The described second old control plane entity judges whether to be familiar with the described second Temporary Mobile Subscriber Identity information, if understanding, then send its information requested to new control plane entity, if be not familiar with, the described second old control plane entity sends errored response to new control plane entity, and then new control plane entity is to user equipment requests IMSI information.
6, the method for acquiring temporaty mark by network according to claim 4 is characterized in that, the described first Temporary Mobile Subscriber Identity information or the second mobile user identification information identify in identification request.
According to the method for any one described acquiring temporaty mark by network of claim 1 to 5, it is characterized in that 7, described new control plane entity can be new Serving GPRS Support Node or new Mobility Management Entity;
If the described first Temporary Mobile information is packet TMSI, then the first old control plane entity is that old Serving GPRS Support Node, the second old control plane entity are that old Mobility Management Entity, the described second Temporary Mobile information are the SAE packet TMSI;
If the described first Temporary Mobile information is the SAE packet TMSI, then the first old control plane entity is old Mobility Management Entity, and the second old control plane entity is that old Serving GPRS Support Node, the described second Temporary Mobile information are packet TMSI.
8, the method for acquiring temporaty mark by network according to claim 7 is characterized in that,
The solicited message that described new control plane entity receives the subscriber equipment transmission can be the Routing Area Update request of adhering to request, the transmission of new Serving GPRS Support Node reception subscriber equipment of new Serving GPRS Support Node or the transmission of the subscriber equipment of Mobility Management Entity reception newly or the tracing section updating request that the reception of mobile management newly subscriber equipment sends.
9, the method for acquiring temporaty mark by network according to claim 8, it is characterized in that, receive subscriber equipment at new Serving GPRS Support Node or new Mobility Management Entity and send and adhere under the situation of request, new control plane entity is an ID authentication request information to the solicited message that the first old control plane entity or the second old control plane entity send;
Receive under the situation that Routing Area Update request that subscriber equipment sends or new mobile management receive the tracing section updating request that subscriber equipment sends at new Serving GPRS Support Node, new control plane entity is a context request information to the solicited message that the first old control plane entity or the second old control plane entity send.
10. the method for an acquiring temporaty mark by network is characterized in that, comprises following steps:
New control plane entity receives the solicited message that subscriber equipment sends, and described solicited message is carried the first Temporary Mobile information and the second Temporary Mobile information, and the first Temporary Mobile information that identifies is up-to-date Temporary Mobile information;
Described new control plane entity sends solicited message according to the first Temporary Mobile information to the first old control plane entity of correspondence;
The described first old control plane entity judges whether to be familiar with the first Temporary Mobile information after receiving the solicited message of described new control plane entity transmission, if understanding then sends its information requested to described new control plane entity; If be not familiar with, then send the request response to described new control plane entity;
After described new control plane entity receives described request response, send solicited message to the second old control plane entity of correspondence according to the second Temporary Mobile information.
11, the method for acquiring temporaty mark by network according to claim 10, it is characterized in that, described new control plane entity according to the second Temporary Mobile information after the second old control plane entity of correspondence sends solicited message, further comprising the steps of
The described second old control plane entity judges whether to be familiar with the described second Temporary Mobile Subscriber Identity information, if understanding, send its information requested to new control plane entity, if be not familiar with, the described second old control plane entity sends errored response to new control plane entity, and then new control plane entity is to user equipment requests IMSI information.
12, the method for acquiring temporaty mark by network according to claim 10 is characterized in that, the new control plane entity of step can replace with following steps according to the first old control plane entity transmission solicited message of the first Temporary Mobile information to correspondence,
New control plane entity according to the first Temporary Mobile information during with the second Temporary Mobile information of same to the first corresponding old control plane entity and the second old control plane entity transmission solicited message.
13, the method for acquiring temporaty mark by network according to claim 12 is characterized in that, and is further comprising the steps of after the second old control plane entity receives solicited message,
The described second old control plane entity judges whether to be familiar with the second Temporary Mobile Subscriber Identity information, if understanding then sends its information requested to described new control plane entity; If be not familiar with, the described second old new control plane entity sends errored response to new control plane entity, then new control plane entity according to errored response to user equipment requests IMSI information.
14, according to the method for any one described acquiring temporaty mark by network of claim 10 to 13, it is characterized in that,
The described first Temporary Mobile Subscriber Identity information or the second mobile user identification information identify in mobile logo; And
The described first Temporary Mobile Subscriber Identity information and the second mobile user identification information identify in the Temporary Mobile Subscriber Identity state.
15, according to the method for the acquiring temporaty mark by network described in the claim 14, it is characterized in that,
The described first Temporary Mobile Subscriber Identity information and the second mobile user identification information identify in the Temporary Mobile Subscriber Identity state can be increased new value sign or increase by a new Temporary Mobile Subscriber Identity state information sign in the Temporary Mobile Subscriber Identity state.
According to the method for any one described acquiring temporaty mark by network of claim 10 to 13, it is characterized in that 16, described new control plane entity can be new Serving GPRS Support Node or new Mobility Management Entity,
If the described first Temporary Mobile information is packet TMSI, then the first old control plane entity is that old Serving GPRS Support Node, the second old control plane entity are that old Mobility Management Entity, the described second Temporary Mobile information are the SAE packet TMSI;
If the first Temporary Mobile information is the SAE packet TMSI, then the first old control plane entity is old Mobility Management Entity, and the second old control plane entity is that old Serving GPRS Support Node, the described second Temporary Mobile information are packet TMSI.
17, the method for acquiring temporaty mark by network according to claim 16 is characterized in that,
The request that described new control plane entity reception subscriber equipment sends can be new Serving GPRS Support Node or request is adhered in the transmission of the reception of mobile management newly subscriber equipment, newly Serving GPRS Support Node receives subscriber equipment transmission Routing Area Update request or the request of the reception of mobile management newly subscriber equipment transmission tracing section updating.
18, the method for acquiring temporaty mark by network according to claim 17 is characterized in that,
New Serving GPRS Support Node or new Mobility Management Entity receive subscriber equipment and send and adhere under the situation of request, and new control plane entity is an ID authentication request information to the solicited message that the first old control plane entity or the second old control plane entity send;
Receive under the situation that Routing Area Update request that subscriber equipment sends or new mobile management receive the tracing section updating request that subscriber equipment sends at new Serving GPRS Support Node, new control plane entity is a context request information to the solicited message that the first old control plane entity or the second old control plane entity send.
19. the system of an acquiring temporaty mark by network is characterized in that, comprises:
New control plane entity is used to receive the solicited message that subscriber equipment sends, and wherein said solicited message is carried the first Temporary Mobile information and the second Temporary Mobile information;
The first old new control plane entity, be used to receive the solicited message that new control plane entity sends, and be used to judge whether to be familiar with the described first Temporary Mobile information, the entity that the wherein said first old control plane entity is the corresponding first Temporary Mobile information;
The second old control plane entity, be used to receive the solicited message that new control plane entity sends, and being used to judge whether to be familiar with the described second Temporary Mobile information, the wherein said second old new control plane entity is the entity of the corresponding second Temporary Mobile information.
20, the system of acquiring temporaty mark by network according to claim 19 is characterized in that, described new control plane entity can be new Serving GPRS Support Node or new Mobility Management Entity.
21, the system of acquiring temporaty mark by network according to claim 19 is characterized in that,
If the described first Temporary Mobile information is packet TMSI, then the first old control plane entity is that old Serving GPRS Support Node, the second old control plane entity are that old Mobility Management Entity, the described second Temporary Mobile information are the SAE packet TMSI;
If the first Temporary Mobile information is the SAE packet TMSI, then the first old control plane entity is old Mobility Management Entity, and the second old control plane entity is that old Serving GPRS Support Node, the described second Temporary Mobile information are packet TMSI.
22, the system of acquiring temporaty mark by network according to claim 21, it is characterized in that new control plane entity receives solicited message that subscriber equipment sends and can be subscriber equipment and send to new Serving GPRS Support Node or new Mobility Management Entity and adhere to solicited message, subscriber equipment and send the Routing Area Update solicited message or subscriber equipment sends the tracing section updating solicited message to new Mobility Management Entity to new Serving GPRS Support Node.
23, the system of acquiring temporaty mark by network according to claim 22 is characterized in that, adhering to solicited message is ID authentication request information, is context request information in Routing Area Update request or tracing section updating solicited message.
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| PCT/CN2008/071813 WO2009018754A1 (en) | 2007-08-03 | 2008-07-30 | Network acquiring temporary identity method, system and control plane entity |
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| CN200710075630.5A CN101360323B (en) | 2007-08-03 | 2007-08-03 | Method and system acquiring temporaty mark by network |
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| Publication number | Publication date |
|---|---|
| CN101360323B (en) | 2014-12-31 |
| WO2009018754A1 (en) | 2009-02-12 |
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