CN101547456A - Method and system for triggering tracking from access network - Google Patents
Method and system for triggering tracking from access network Download PDFInfo
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- CN101547456A CN101547456A CN200810087764A CN200810087764A CN101547456A CN 101547456 A CN101547456 A CN 101547456A CN 200810087764 A CN200810087764 A CN 200810087764A CN 200810087764 A CN200810087764 A CN 200810087764A CN 101547456 A CN101547456 A CN 101547456A
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Abstract
The invention discloses a method and a system for triggering tracking from an access network. In a long term evolution system, a management tool of the access network side utilizes a notification message carrying user identification information to inform an enhancement base station that a tracking task needs to be started; the enhancement base station acquires the user identification information of a tracked object, and sends a tracking requirement message carrying user identification to a mobile management entity of a core network side; when the mobile management entity judges that a user establishes connection on the enhancement base station according to the user identification in the received tracking requirement message, the mobile management entity informs the enhancement base station by returning a message carrying tracking-activation instruction information; and after receiving the tracking-activation instruction information, the enhancement base station executes the tracking task and reports the information of tracking results to the management tool or a relevant network element. The invention has the advantage of realizing that user tracking is triggered from the access network side and executed by use of a home-network tool in the long term evolution system.
Description
Technical field
The present invention relates to moving communicating field, refer more particularly to the method and system that in long evolving system (Long TermEvolution is hereinafter to be referred as LTE), trigger usertracking by Access Network.
Background technology
Following function based on the user is commonly used and important means of mobile communications network management.In mobile network based in the past access technology, generally be to utilize following function that specific sub-district or user signaling are obtained, thereby with the signaling obtained basis as subsequent analysis, be convenient to analyze the parameter in the signaling, so that come the operating problem of diagnostic network according to the parameter in the signaling, perhaps the state of awareness network operation is one of network optimization maintenance service of using always.
The mobile communications network number of users is numerous, it is limited generally a large number of users to be followed the tracks of meaning simultaneously, because the magnanimity information that can produce the tracking of a large number of users, this both had been difficult to management and had analyzed also very difficult, also very considerable to the extra duty that operating system brought simultaneously, therefore specifying tracing object effectively, is an important need of trace tool, and designated cell or user then are comparatively practical tracing object selection modes usually.
In present access net system, broadband CDMA system (hereinafter to be referred as WCDMA) for example, because Access Network is directly managed the sub-district, designated cell is easy to realize as tracing object; And designated user (UE) then roughly has following optional method as tracing object:
A kind of mode is to be triggered by send Invoke Trace (trigger and follow the tracks of) signaling to Access Network (RNC) by core net;
Another kind of mode is to be triggered voluntarily by Access Network, for example by the Operation and Maintenance means, specify IMSI International Mobile Subscriber Identity (the International Mobile Subscriber Identity of tracing object, below be called IMSI) initiate, because access network equipment radio network controller (the RadioNetwork Controller of WCDMA system, RNC) can by with the Iu interface of core net on the Common ID signaling transmitted get access to the IMSI of excited users, therefore this method is feasible, and is widely used.
As shown in Figure 1, be core net in the long evolving system (Long Term Evolution is hereinafter to be referred as LTE), Access Network, MME (Mobility Management Entity), eNodeB (enhancing base station), operating maintaining tool O﹠amp; The schematic diagram that concerns between M, LMT Local Maintenance Terminal LMT.By seeing among Fig. 1, mobile network's Access Network part is made of many eNodeB, and eNodeB may distribute in more wide region.
In long evolving system, still the track demand that also has above-mentioned for example WCDMA system towards the specific user, but because in the System Design of long evolving system, enhancing base station (eNodeB as access network equipment, Enhanced NodeB) there is not user's IMSI information, so also just can not continue to use to the WCDMA system in similar strategy, also just can't be by operating maintaining tool (the Operation ﹠amp of Access Network; Maintanence Toolkit is hereinafter to be referred as O﹠amp; M), the means of LMT Local Maintenance Terminal (LocalMaintainanence Terminal is hereinafter to be referred as LMT) and so on carry out usertracking, and the function of usertracking is quite valuable for them.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of and triggers the method and system of following the tracks of by Access Network, and the Access Network side can't utilize the Home Network instrument to carry out the problem of usertracking in the solution long evolving system.
The invention provides a kind of method of being followed the tracks of by the Access Network triggering, be used for realizing usertracking at the long evolving system that comprises core network mobility management entity and Access Network enhancing base station, described method comprises:
The management tool of Access Network side utilizes the notification message that carries user totem information to inform that described enhancing base station need start tracing task when needs are known user tracking information;
Described enhancing base station obtains the user totem information of tracing object, and sends the track demand message of carrying described user ID to the Mobility Management Entity of core-network side;
When described Mobility Management Entity judges that according to the user ID in the described track demand message that is received this user has connected on described enhancing base station, notify described enhancing base station by returning the message of carrying the activation trace indication information;
Described enhancing base station is carried out described tracing task and described tracking result information is reported described management tool or related network elements after receiving described activation trace indication information.
Aforesaid method further comprises:
The management tool of described Access Network side is operating maintaining tool O﹠amp; M or LMT Local Maintenance Terminal LMT.
Aforesaid method further comprises:
Described user totem information is IMSI International Mobile Subscriber Identity IMSI or is used to the user ID initiating to follow the tracks of.
Aforesaid method further comprises:
When described Mobility Management Entity judges that according to the user ID in the described track demand message that is received this user has connected on described enhancing base station, notify in the step of described enhancing base station by returning the message of carrying the activation trace indication information,
Described activation trace indication information is to be used to indicate described enhancing base station to begin to carry out the information of described usertracking task.
Aforesaid method further comprises:
Described message of carrying the activation trace indication information is that the System Architecture Evolution carrying foundation request SAE Bearer Setup message or the initial context that comprise activation trace indication information TraceActivate are set up Initial Context Setup message or special message.
Aforesaid method further comprises:
Described enhancing base station obtains the user totem information of tracing object, and sends in the step of the track demand message of carrying described user ID to the Mobility Management Entity of core-network side:
Described track demand message comprises type of message, user tracking information field, and wherein: type of message is used to show the type of this message; User tracking information includes the IMSI that is used for the identifying user sign, is used to represent user's to be tracked identification information.
Aforesaid method further comprises:
When described management tool is LMT Local Maintenance Terminal LMT, described LMT Local Maintenance Terminal is passed to the tracking agent process that strengthens on the base station with described user ID IMSI via the control channel between described LMT Local Maintenance Terminal and enhancing base station, by the Application of Interface process that strengthens the base station described user ID IMSI is written to the track demand message that is sent to Mobility Management Entity and sends through the S1 interface.
The present invention also provides a kind of and triggers the communication system of following the tracks of by Access Network, comprises that core network mobility management entity and Access Network strengthen base station and Access Network management tool, wherein:
The management tool of described Access Network side is used for when needs are known user tracking information, sends the notification message that carries user totem information to described enhancing base station, need start tracing task to inform described enhancing base station;
Described enhancing base station is used for obtaining from described management tool the user totem information of tracing object, and carries the track demand message of described user ID to the Mobility Management Entity transmission of core-network side;
Described Mobility Management Entity, be used for judging according to the user ID of the described track demand message that is received whether this user has connected on described enhancing base station, if set up, then notify described enhancing base station by returning the message of carrying the activation trace indication information;
Described enhancing base station after receiving described activation trace indication information, is carried out described tracing task and described tracking result information is reported described management tool or related network elements.
The management tool of described Access Network side is operating maintaining tool O﹠amp; M or LMT Local Maintenance Terminal LMT.
Aforesaid communication system, further,
Described user totem information is IMSI International Mobile Subscriber Identity IMSI or is used to the user ID initiating to follow the tracks of.
Adopt method of the present invention, the usertracking function can trigger by the instrument of eNodeB end and carry out, some conventional network diagnosises, observation mission need not just can finish by the management tool of core net the function of usertracking like this, the present invention has simplified the realization of usertracking in the long evolving system, make and utilize the instrument execution and the leading subscriber tracing task that strengthen the base station end to become possibility, and needn't be by the maintenance management instrument start-up usertracking of core net, thereby reduce the use threshold of usertracking function, alleviate operating personnel's burden.The method of the invention is all applicable for LTE and other similar mobile network systems.
Description of drawings
Fig. 1 is MME, eNodeB, O﹠amp in the LTE system; The schematic diagram of network element such as M, LMT;
Fig. 2 triggers the schematic flow sheet that eNodeB carries out the usertracking task by LMT.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
Core concept of the present invention is, trigger usertracking in order to be implemented in the long evolving system by Access Network, need be at access network equipment eNodeB in the LTE system and equipment of the core network Mobility Management Entity (Mobility Management Entity, hereinafter to be referred as MME) between interface introduce a special message Trace Required (track demand), its effect is to wish to trigger the IMSI of tracing task to Mobility Management Entity MME indication by strengthening base station eNodeB, after MME receives this TraceRequired message, if the user of this IMSI correspondence has set up connection on this eNodeB, then MME indicates described enhancing base station eNodeB to carry out corresponding tracing task for this user starts.
At first need start tracing task, for example O﹠amp by the management tool that strengthens the base station; M instrument or LMT instrument are wherein specified the IMSI of tracing object; ENodeB receives the corresponding tracing task that described management tool starts, and according to the IMSI of the tracing object of appointment wherein, tissue T race Required message also is sent to MME with this message, wherein carries the IMSI of tracing object; MME judges whether the IMSI of appointment has set up connection on appointment eNodeB, if connect, then send message (in LTE to eNodeB, multiple messages is portability Trace Activation information all, for example InitialContext Setup--initial context is set up, SAE Bearer Setup Request-System Architecture Evolution is carried foundation asks), indicate eNodeB to start corresponding tracing task by Trace Activation (follow the tracks of and the activate) information that comprises in the message.ENodeB is according to the message initiated tracing task of MME, and the information that the usertracking task is followed the tracks of is sent to such as O﹠amp; The management tool of M or LMT instrument.
Strengthen base station eNodeB when carrying out tracing task, the module of used means of tracking and specific implementation following function can be continued to use a series of ripe instrument in the existing system, for example operating maintaining tool, LMT Local Maintenance Terminal or the like.
As shown in Figure 2, shown a flow chart that triggers the embodiment that follows the tracks of by Access Network in the embodiment of the invention.
Step 201 according to factors such as purpose such as network diagnosis, management, determines that expectation starts tracing task at a certain specific user, then by LMT instrument or O﹠amp; The M instrument is initiated the tracing task at specific user's corresponding IMSI; LMT, O﹠amp; M submits to eNodeB with tracing task;
Step 203, after MME receives Trace Required message, obtain IMSI wherein, and judge whether the pairing user of this IMSI has set up with the eNodeB that sends this Trace Required message and be connected, present embodiment considers that this user has set up situation about connecting on this eNodeB, under this situation about having connected, MME execution in step 204;
Step 205, after eNodeB receives the message of the above-mentioned Trace of carrying Activate (follow the tracks of and activate) information, obtain wherein about starting the information Trace Activate of usertracking, start corresponding tracing task, and when follow-up user tracking information output, to the LMT instrument or the O﹠amp of this usertracking task of initiation; The M instrument sends resulting user tracking information.
ENodeB is as shown in table 1 to the usertracking demand Trace Required message definition that MME sends in the embodiment of the invention:
| IE/Group Name | Presence | Range | IE Type and Reference | Semantics Description | Criticality | Assigned Criticality |
| Message Type | M | 9.2.1.46 | YES | reject | ||
| User Trace Information | ||||||
| >IMSI | M | OCTET STRING(SIZE (3..8)) | YES | reject |
Table 1: usertracking demand Trace Required message definition
In this Trace Required message (track demand), comprise Message Type type of message, User Trace Information user tracking information field, wherein:
Message Type is the identification field that all S1AP have, and shows that with this field what message is this message be, adopts the standard definition among the S1AP standard 3GPP TS36.413;
User Trace Information comprises a field IMSI, is used to represent user's to be tracked IMSI, and its span is that length is 3 to 8 10 system numbers.When instruments such as utilizing LMT is initiated tracing task, if having adopted the IMSI mode specifies the user, then this IMSI is delivered to tracking agent process on the eNodeB by the control channel between LMT and eNodeB, extend this as IMSI field in this Trace Required message through the S1AP of eNodeB application process again, the Trace Required message that structure finishes just can send through the S1 interface.
Described herein is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Therefore, all any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improve and upgrade or the like, all should be included within protection scope of the present invention.
Claims (10)
1, a kind of method of being followed the tracks of by the Access Network triggering is used for realizing usertracking at the long evolving system that comprises core network mobility management entity and Access Network enhancing base station, and described method comprises:
The management tool of Access Network side utilizes the notification message that carries user totem information to inform that described enhancing base station need start tracing task when needs are known user tracking information;
Described enhancing base station obtains the user totem information of tracing object, and sends the track demand message of carrying described user ID to the Mobility Management Entity of core-network side;
When described Mobility Management Entity judges that according to the user ID in the described track demand message that is received this user has connected on described enhancing base station, notify described enhancing base station by returning the message of carrying the activation trace indication information;
Described enhancing base station is carried out described tracing task and described tracking result information is reported described management tool or related network elements after receiving described activation trace indication information.
2, the method for claim 1 is characterized in that,
The management tool of described Access Network side is operating maintaining tool O﹠amp; M or LMT Local Maintenance Terminal LMT.
3, the method for claim 1 is characterized in that,
Described user totem information is IMSI International Mobile Subscriber Identity IMSI or is used to the user ID initiating to follow the tracks of.
4, the method for claim 1 is characterized in that,
When described Mobility Management Entity judges that according to the user ID in the described track demand message that is received this user has connected on described enhancing base station, notify in the step of described enhancing base station by returning the message of carrying the activation trace indication information,
Described activation trace indication information is to be used to indicate described enhancing base station to begin to carry out the information of described usertracking task.
5, method as claimed in claim 4 is characterized in that,
Described message of carrying the activation trace indication information is that the System Architecture Evolution carrying foundation request SAE Bearer Setup message or the initial context that comprise activation trace indication information TraceActivate are set up Initial Context Setup message or special message.
6, the method for claim 1 is characterized in that,
Described enhancing base station obtains the user totem information of tracing object, and sends in the step of the track demand message of carrying described user ID to the Mobility Management Entity of core-network side:
Described track demand message comprises type of message, user tracking information field, and wherein: type of message is used to show the type of this message; User tracking information includes the IMSI that is used for the identifying user sign, is used to represent user's to be tracked identification information.
7, method as claimed in claim 2 is characterized in that,
When described management tool is LMT Local Maintenance Terminal LMT, described LMT Local Maintenance Terminal is passed to the tracking agent process that strengthens on the base station with described user ID IMSI via the control channel between described LMT Local Maintenance Terminal and enhancing base station, by the Application of Interface process that strengthens the base station described user ID IMSI is written to the track demand message that is sent to Mobility Management Entity and sends through the S1 interface.
8, a kind of communication system of being followed the tracks of by the Access Network triggering comprises that core network mobility management entity and Access Network strengthen base station and Access Network management tool, is characterized in that:
The management tool of described Access Network side is used for when needs are known user tracking information, sends the notification message that carries user totem information to described enhancing base station, need start tracing task to inform described enhancing base station;
Described enhancing base station is used for obtaining from described management tool the user totem information of tracing object, and carries the track demand message of described user ID to the Mobility Management Entity transmission of core-network side;
Described Mobility Management Entity, be used for judging according to the user ID of the described track demand message that is received whether this user has connected on described enhancing base station, if set up, then notify described enhancing base station by returning the message of carrying the activation trace indication information;
Described enhancing base station after receiving described activation trace indication information, is carried out described tracing task and described tracking result information is reported described management tool or related network elements.
9, communication system as claimed in claim 8 is characterized in that,
The management tool of described Access Network side is operating maintaining tool O﹠amp; M or LMT Local Maintenance Terminal LMT.
10, communication system as claimed in claim 8 is characterized in that,
Described user totem information is IMSI International Mobile Subscriber Identity IMSI or is used to the user ID initiating to follow the tracks of.
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| CN2008100877643A CN101547456B (en) | 2008-03-26 | 2008-03-26 | Method and system for triggering tracking from access network |
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| CN2008100877643A CN101547456B (en) | 2008-03-26 | 2008-03-26 | Method and system for triggering tracking from access network |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101945363A (en) * | 2010-08-25 | 2011-01-12 | 华为技术有限公司 | User whole network tracing method, control network element and supporting network element |
| CN102511179A (en) * | 2011-11-10 | 2012-06-20 | 华为技术有限公司 | Cell tracking method, device and system |
| CN102761903A (en) * | 2012-07-16 | 2012-10-31 | 中兴通讯股份有限公司 | Method and system for acquiring information, evolved packet core network and evolved node B |
| WO2014043862A1 (en) * | 2012-09-19 | 2014-03-27 | 华为技术有限公司 | User equipment tracking method and system, access device and access controller |
| CN104685912A (en) * | 2013-08-15 | 2015-06-03 | 华为技术有限公司 | Access network management device, base station, user equipment tracking method and system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20060270409A1 (en) * | 2005-05-24 | 2006-11-30 | Juergen Voss | Grouping messages into a single call trace |
| CN101094427B (en) * | 2006-06-23 | 2010-05-12 | 华为技术有限公司 | System and method for collecting signaling message from whole network |
| CN101094485B (en) * | 2006-11-14 | 2010-05-19 | 中兴通讯股份有限公司 | Method for implementing tracking signaling based on IMSI in RNC |
| CN101132648A (en) * | 2007-10-11 | 2008-02-27 | 华为技术有限公司 | Base station tracing method and apparatus thereof |
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2008
- 2008-03-26 CN CN2008100877643A patent/CN101547456B/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101945363A (en) * | 2010-08-25 | 2011-01-12 | 华为技术有限公司 | User whole network tracing method, control network element and supporting network element |
| CN101945363B (en) * | 2010-08-25 | 2013-09-11 | 华为技术有限公司 | User whole network tracing method, control network element and supporting network element |
| CN102511179A (en) * | 2011-11-10 | 2012-06-20 | 华为技术有限公司 | Cell tracking method, device and system |
| WO2012167543A1 (en) * | 2011-11-10 | 2012-12-13 | 华为技术有限公司 | Method, device and system for cell tracing |
| CN102511179B (en) * | 2011-11-10 | 2015-09-09 | 华为技术有限公司 | A kind of method of Cell tracing, equipment and system |
| CN102761903A (en) * | 2012-07-16 | 2012-10-31 | 中兴通讯股份有限公司 | Method and system for acquiring information, evolved packet core network and evolved node B |
| WO2014043862A1 (en) * | 2012-09-19 | 2014-03-27 | 华为技术有限公司 | User equipment tracking method and system, access device and access controller |
| CN104145497A (en) * | 2012-09-19 | 2014-11-12 | 华为技术有限公司 | User equipment tracking method and system, access device and access controller |
| US9775098B2 (en) | 2012-09-19 | 2017-09-26 | Huawei Technologies Co., Ltd. | User equipment tracing method and system, access device, and access controller |
| CN104685912A (en) * | 2013-08-15 | 2015-06-03 | 华为技术有限公司 | Access network management device, base station, user equipment tracking method and system |
| CN104685912B (en) * | 2013-08-15 | 2019-04-12 | 华为技术有限公司 | Access net management equipment, base station, user equipment tracking and system |
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| CN101547456B (en) | 2012-02-29 |
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