CN102547675A - Whole network tracing method, device and system for LTE (long term evolution) wireless network - Google Patents
Whole network tracing method, device and system for LTE (long term evolution) wireless network Download PDFInfo
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Abstract
The invention discloses a whole network tracing method for an LTE (long term evolution) wireless network. The whole network tracing method comprises the following steps: an eNB (evolved Node B) receives a cell trace activation message sent by a trace background, wherein the cell trace activation message comprises trace configuration information; the eNB generates new trace identifiers Trace id for the existing and newly accessed UE in the cell, determines the trace identifier Trace id of the newly accessed UE according to a switching manner, and generates a corresponding trace message for the UE with the newly generated trace identifier Trace id, wherein the trace message carries the newly generated trace identifier Trace id and records generation reason and time of the trace identifier Trace id; and the trace message is sent to the trace background. The invention further discloses a device and a system for realizing the whole network tracing method. According to the whole network tracing method, device and system, disclosed by the invention, a trace of crossing network elements can be realized, so that the abnormal trace, the detailed cell trace the correlation analysis of call communication ticket after measurement report switching are facilitated.
Description
Technical field
The present invention relates to wireless communication technology field, relate in particular to method, Apparatus and system that a kind of LTE (Long Term Evolution, Long Term Evolution) wireless network the whole network is followed the tracks of.
Background technology
It is the important means of wireless network test, network monitoring, problem discovery and location, network evaluation that the whole network is followed the tracks of.At present the method for LTE wireless network tracks mainly contains based on the tracking of IMSI (International Mobile Subscriber Identification Number, international mobile subscriber identity) with based on the tracking of sub-district.Introduce respectively below existing based on IMSI tracking and based on the tracking of sub-district.
Existing trace flow based on IMSI is following:
1) follow the tracks of the backstage and activate message to the tracking that MME (Mobility Management Entity, Mobility Management Entity) sends assigned I MSI, tracking activates and comprises parameters such as following the tracks of sign Trace id, tracking depths, tracing level in the message;
2) MME judges whether the coupling of corresponding UE (User Equipment, subscriber equipment) exists, if exist, gets into 3), if do not exist, get into 4);
3) MME issues Trace Start message and gives eNB (evolved Node B, evolved base station), gets into 5);
4) after the S1 of this UE coupling is built up, will follow the tracks of configuration and issue immediately, change 5), follow principle:
-as far as possible early issue the Trace configuration;
The current S1 mouth message that issues of-Ruo can be carried the tracking cell, then is carried in this message to issue;
The current S1 mouth message that issues of-Ruo cannot be carried the tracking cell, then issues through Trace Start message;
5) after eNB received Trace Start message, the assigned I MSI that activates this UE followed the tracks of;
6) tracing task finishes, and follows the tracks of this IMSI of deexcitation is sent on tracking from the backstage to MME;
7) MME receives deexcitation message, sends Deactive Trace message to eNB immediately;
8) after eNB receives Deactive Trace message, stop the IMSI of this UE appointment is followed the tracks of;
The S1 mouth message that portability is followed the tracks of cell comprises: Initial Context Setup Req, Handover Request and Trace Start message.
Can find out from above-mentioned flow process,, switch the information of tracking task that continued keeps relevant assigned I MSI, keep the mode of correlation tracking mission bit stream following at UE based on the tracking of assigned I MSI:
1) if UE switches for the X2 mouth; This UE is carried in the Handover Request message of X2 mouth at the Trace tracking configuration information (comprising Trace id, tracking depths, parameters such as tracing level) that source activates; Be carried into purpose eNB, be used for the assigned I MSI tracking that purpose eNB opens this UE;
2) if UE switches for the S1 mouth, the tracing task relevant information is guaranteed that by MME MME needs this UE is carried in the Handover Request message of S1 at the tracking configuration information of source eNB, is carried into purpose eNB, is used for the assigned I MSI tracking that purpose eNB opens this UE.
Existing trace flow based on the sub-district may further comprise the steps:
1) follows the tracks of the backstage and send Cell tracing activation message activation Cell tracing to eNB;
2) after eNB receives that Cell tracing activates message, generate to follow the tracks of with the new UE (comprising the UE that cut sub-district) that inserts for already present UE and identify Trace id, and assemble cell flow tracking CellTraffic Trace message immediately and send to MME;
3) MME reports being related to of Trace id and IMSI to follow the tracks of the backstage;
4) tracing task finishes, and follows the tracks of the backstage and sends sub-district deexcitation message to eNB, and eNB stops the tracking to the sub-district.
Can find out from above-mentioned flow process,, switch the correlation tracking mission bit stream that does not remain on former sub-district after the activation sub-district at UE based on the tracking of sub-district.
Yet; Unusual tracking, measurement report and the tracking of user's ticket details all are based on the tracking of cell level or the whole network usually; Because switching at UE, existing tracking based on the sub-district the correlation tracking mission bit stream that does not remain on former sub-district after tracking activates the sub-district; And can not source eNB be followed the tracks of configuration information (mainly being to follow the tracks of sign Trace id) after switching and be carried to target eNB, cause subsequent association and the ticket information of analyzing once conversation, and analyze which time conversation very difficulty of abnormal call ticket signaling information that occurs conversing unusually and this time.
Therefore, demand urgently providing method that a kind of improved LTE wireless network the whole network follows the tracks of, Apparatus and system to overcome above-mentioned defective.
Summary of the invention
The technical problem that the present invention will solve is to provide a kind of method, Apparatus and system of LTE wireless network the whole network tracking, and it can realize the tracking of inter-network element, is convenient to the association analysis that unusual tracking, sub-district detailed tracking and measurement report switch back conversation ticket.
In order to solve the problems of the technologies described above, the invention provides the method that a kind of LTE wireless network the whole network is followed the tracks of, it may further comprise the steps:
ENB receives that following the tracks of the Cell tracing that sends on the backstage activates message, and said Cell tracing activates in the message and comprises the tracking configuration information;
ENB is that the UE of already present and new access in the sub-district generates new tracking sign Trace id; And confirm the tracking sign Trace id of the UE of new incision according to switching mode; For the UE that has generated new tracking sign Traceid; Generate corresponding tracking message simultaneously, said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id; And
Said tracking message is sent to said tracking backstage.
Preferably; Confirm the tracking sign Trace id of the UE of new incision according to switching mode; For the UE that has generated new tracking sign Trace id; The step that generates corresponding tracking message simultaneously specifically comprises: if the UE of said new incision switches based on the X2 mouth; Then switch tracking sign Trace id and the said tracking configuration information that detects source eNB in the message,, and open the Cell tracing of this UE with the tracking sign Trace id of the subscriber equipment of confirming said new incision at the Handover of X2 mouth Request.
Further; If the assigned I MSI of the UE of said new incision follows the tracks of and Cell tracing is opened simultaneously; The UE that then for this reason switches in target side generates new tracking sign Trace id, generate simultaneously corresponding tracking message to write down said tracking sign Trace id and be since the X2 mouth switch due to and rise time of writing down said tracking message.
Alternatively; Confirm the tracking sign Trace id of the UE of new incision according to switching mode; For the UE that has generated new tracking sign Trace id; The step that generates corresponding tracking message simultaneously specifically comprises: if the UE of said new incision switches based on the S1 mouth; Then for said UE generates new tracking sign Trace id to activate the Cell tracing of said UE, generate simultaneously corresponding tracking message to write down said tracking sign Trace id and be since the S1 mouth switch due to and write down the rise time of said tracking message and three layers of cell i d under this UE.
Time, the Base Station Identification at said subscriber equipment place and the sign of said subscriber equipment when further, said tracking sign Trace id is generated by said tracking sign Trace id are formed.
Particularly, said tracking configuration information comprises that tracking depths, tracing level, data report the IP address.
The device that the present invention also provides a kind of LTE wireless network the whole network to follow the tracks of, it comprises:
Administration module is used to receive and follows the tracks of the Cell tracing activation message of sending on the backstage, and said Cell tracing activates in the message and comprises the tracking configuration information;
Follow the tracks of the sign determination module, be used for after said administration module is received Cell tracing activation message, be that the UE of already present in the sub-district and new access generates new tracking sign Trace id, and confirm the tracking sign Trace id of the new UE that cuts according to switching mode;
Message generating module; Be used for said tracking sign determination module is generated corresponding tracking message for the UE that it has generated new tracking sign Trace id, the new tracking that it is said UE generation that said tracking message carries said tracking sign determination module identifies Trace id and has write down generation reason and the time of said tracking sign Trace id; And
Sending module is used for the tracking message that said message generating module generates is sent to the tracking backstage, said cell flow tracking Cell Traffic Trace message is sent to Mobility Management Entity, and the tracking results data are sent to said tracking backstage.
The system that the present invention also provides a kind of LTE wireless network the whole network to follow the tracks of, it comprises:
Follow the tracks of the backstage, be used to send Cell tracing and activate message, and receive and analyze the tracking results data, said Cell tracing activates in the message and comprises the tracking configuration information;
Evolved base station; Be used to receive the Cell tracing activation message on said tracking backstage; Be the new tracking sign Trace id of the UE generation of already present in the sub-district and new access; And confirm the tracking sign Trace id of the UE of new incision according to switching mode; And assembling cell flow tracking Cell Traffic Trace message; UE for having generated new tracking sign Trace id generates corresponding tracking message simultaneously, and said tracking message is sent to said tracking backstage, said cell flow tracking Cell Traffic Trace message is sent to Mobility Management Entity and the tracking results data is sent to said tracking backstage; Said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id, and said cell flow tracking Cell Traffic Trace message is carried said tracking sign Trace id; And
Mobility Management Entity; Be used to receive the cell flow tracking Cell TrafficTrace message that said evolved base station is sent; According to its tracking of carrying sign Trace id, the relation of following the tracks of sign Trace id and international mobile subscriber identity IMSI is reported said tracking backstage.
Because method, Apparatus and system that LTE wireless network the whole network of the present invention is followed the tracks of; After UE switches; Target eNB receives the Trace id of the UE of source eNB, for UE generates new Trace id and generates tracking message to write down generation reason and the time of new Trace id, this tracking message is sent to follow the tracks of the backstage then; Thereby reason and time that said tracking backstage can generate according to relation and the Traceid of tracking results, Trace id and IMSI, carry out the telephone bill association analysis.The method, the Apparatus and system that adopt LTE wireless network the whole network of the present invention to follow the tracks of can be easy to distinguish the relevant information in the communication process one time, improve network problem discovery and location, customer complaint solution greatly, optimize the efficient of analyzing.
Description of drawings
Fig. 1 is the schematic flow sheet of an embodiment of the method for LTE wireless network the whole network tracking of the present invention.
Fig. 2 is the structural representation of an embodiment of the system of LTE wireless network the whole network tracking of the present invention.
Fig. 3 is the structured flowchart of an embodiment of the device of LTE wireless network the whole network tracking of the present invention.
In order to make technical scheme of the present invention clearer, clear, will combine accompanying drawing to do further to detail below.
Embodiment
The invention provides method, Apparatus and system that a kind of LTE wireless network the whole network is followed the tracks of, it can realize the tracking of inter-network element, is convenient to the association analysis that unusual tracking, sub-district detailed tracking and measurement report switch back conversation ticket.
Concrete, the method that the embodiment of the invention provides a kind of LTE wireless network the whole network to follow the tracks of, this method comprises: evolved base station receives that following the tracks of the Cell tracing that sends on the backstage activates message, and said Cell tracing activates in the message and comprises the tracking configuration information; Evolved base station is that the subscriber equipment of already present and new access in the sub-district generates new tracking sign Trace id; And confirm the tracking sign Trace id of the subscriber equipment of new incision according to switching mode; For the subscriber equipment that has generated new tracking sign Trace id; Generate corresponding tracking message simultaneously, said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id; And said tracking message sent to said tracking backstage.
Below in conjunction with Fig. 1 the embodiment of the indicating means of battery-operated state of the present invention is described.
Fig. 1 is the schematic flow sheet of an embodiment of the method for LTE wireless network the whole network tracking of the present invention.The method that LTE wireless network the whole network of present embodiment is followed the tracks of comprises:
Step S101: follow the tracks of the backstage and send Cell tracing activation message to one or more eNB, said Cell tracing activates in the message and comprises the tracking configuration information, reports IP address etc. like tracking depths, tracing level, data.Said Cell tracing activates that message can be divided into that the sub-district is followed the tracks of unusually, sub-district detailed tracking, measurement report are followed the tracks of and activated message etc.Concrete, said tracking backstage can be a webmaster, also can be trace tool independently.Said tracking depths is meant in the tracing process will be provided with different tracking depths according to concrete needs, and network element reports the IE item scope of tracking message according to the requirement of tracking depths.Said tracing level is meant: different in order not only to satisfy the needs of following the tracks of use but also can to reduce the tracking message amount as far as possible according to application scenarios, the scope of usertracking, message that Cell tracing involves is carried out classification.It comprises main level, stage of switches, detailed level, debugs 4 kinds of levels.Wherein, main level: relevant wireless network layer message (comprising position measurement) is correlated with, is measured to UU, X2, the S1 interface call of following the tracks of the user; Detailed level: except that the main level scope, also comprise transport network layer message; The debugging level: except that the stage of switches scope, also comprise user-dependent message between the device interior subsystem, be used for research staff's debugging and orientation problem, invisible to external user.
After step S102:eNB receives that Cell tracing activates message; Be the new tracking sign Trace id of the UE generation of the already present and new access in the sub-district; Generate tracking message simultaneously, said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id.Concrete; Said tracking sign Trace id is that the whole network is unique; Time, the Base Station Identification at said subscriber equipment place and the sign of said subscriber equipment when being generated by said tracking sign Trace id are formed; Be total to 64bit, concrete generating mode is following: Trace id=hour (5bit)+minute (6bit)+second (6bit)+millisecond (10bit)+eNB_id (20bit)+UE_Gid (16bit).
Step S103: the tracking sign Trace id that confirms the UE of new incision according to switching mode; For the UE that has generated new tracking sign Trace id; Generate corresponding tracking message simultaneously, said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id.
Further; If the UE of said new incision switches based on the X2 mouth; In this case; If the assigned I MSI of the UE of said new incision follows the tracks of and Cell tracing is opened simultaneously, what source eNB carried in HandoverRequest message so is the Trace id and the correlation tracking configuration information of specifying IMSI to follow the tracks of, and can not carry the Trace id of source Cell tracing; UE that target side eNB switches for this reason generates new tracking sign Trace id, generate simultaneously corresponding tracking message to write down said tracking sign Trace id and be since the X2 mouth switch due to and rise time of writing down said tracking message.
If should not have assigned I MSI to follow the tracks of by the new UE that cuts; Then source eNB is carried at tracking sign Trace id and the said tracking configuration information that source eNB activates in Handover Request message; Target side eNB detects Trace id and the correlation tracking configuration information that carries in the X2 mouth Handover Request message so; With the tracking sign Trace id of the subscriber equipment of confirming said new incision, and activate the Cell tracing of this UE.
If the UE of said new incision switches based on the S1 mouth, then eNB is that said UE generates new tracking sign Trace id, to activate the Cell tracing of this UE; Generate simultaneously corresponding tracking message to write down said tracking sign Trace id and be since the S1 mouth switch due to and rise time of writing down said tracking message.
Step S104: said tracking message is sent to said tracking backstage.
Step S105:eNB assembling cell flow tracking Cell Traffic Trace message; And said cell flow tracking Cell Traffic Trace message sent to MME, said cell flow tracking Cell TrafficTrace message is carried said tracking sign Trace id.
Step S106: tracking sign Trace id that MME reports and the relation of international mobile subscriber identity IMSI are received in said tracking backstage.
Step S107:eNB sends to said tracking backstage with the tracking results data.Concrete, eNB carries out buffer memory with data such as the tracking signaling of needs and information, when the UE call drop, cut out or buffering area full, then pass through Flow Control data in buffer sent to said tracking backstage.
Abovementioned steps S105～S107 knows for those skilled in the art, so omit detailed description at this.
Because the method that LTE wireless network the whole network of present embodiment is followed the tracks of is after UE switches; Target eNB receives the Trace id of the UE of source eNB; For UE generates new Trace id and generates tracking message to write down generation reason and the time of new Trace id; Then this tracking message is sent to and follow the tracks of the backstage, thereby reason and time that said tracking backstage can generate according to relation and the Trace id of tracking results, Trace id and IMSI are carried out the telephone bill association analysis.Adopt the method for LTE wireless network the whole network tracking of present embodiment can be easy to distinguish the relevant information in the communication process one time, improve network problem discovery and location, customer complaint solution greatly, optimize the efficient of analyzing.
Fig. 2 is for the flow chart of an embodiment of the system of LTE wireless network the whole network tracking of the present invention, and is as shown in Figure 2, and the system that LTE wireless network the whole network of present embodiment is followed the tracks of comprises tracking backstage 21, eNB22 and MME23.Wherein, said tracking backstage 21 is used to send Cell tracing and activates message,, and receive and analyze the tracking results data, said Cell tracing activates in the message and comprises the tracking configuration information; Said eNB22 is used to receive the Cell tracing activation message on said tracking backstage 21; Be the new tracking sign Trace id of the UE generation of already present in the sub-district and new access; And confirm the tracking sign Trace id of the UE of new incision according to switching mode; And assembling cell flow tracking Cell Traffic Trace message; For the UE that has generated new tracking sign Trace id; Generate corresponding tracking message simultaneously; And said tracking message sent to said tracking backstage 21, said cell flow tracking Cell Traffic Trace message is sent to MME23 and the tracking results data is sent to said tracking backstage 21, said tracking message carries said tracking sign Trace id and has write down generation reason and the time of said tracking sign Trace id, and said cell flow tracking CellTraffic Trace message is carried said newly-generated tracking sign Trace id; Said MME23 is used to receive the cell flow tracking Cell Traffic Trace message that said eNB21 sends; According to its tracking of carrying sign Trace id, the relation of following the tracks of sign Trace id and international mobile subscriber identity IMSI is reported said tracking backstage 21.
Trace id that reason that tracking results that the tracking backstage of the system that LTE wireless network the whole network of present embodiment is followed the tracks of can be sent according to eNB and Trace id generate and time and MME report and the relation of IMSI are carried out the telephone bill association analysis.Adopt the system of LTE wireless network the whole network tracking of present embodiment can be easy to distinguish the relevant information in the communication process one time, improve network problem discovery and location, customer complaint solution greatly, optimize the efficient of analyzing.
Fig. 3 is for the flow chart of an embodiment of the device of LTE wireless network the whole network tracking of the present invention, and is as shown in Figure 3, and the device that LTE wireless network the whole network of present embodiment is followed the tracks of comprises:
Follow the tracks of sign determination module 222; Be used for after said administration module 221 receives that Cell tracing activates message; Be the new tracking sign Trace id of UE generation of already present in the sub-district and new access, and confirm that according to switching mode the tracking of the new UE that cuts identifies Trace id;
Sending module 224 is used for the tracking message that said message generating module 223 generates is sent to the tracking backstage, said cell flow tracking Cell Traffic Trace message is sent to MME, and the tracking results data are sent to said tracking backstage.
The device that LTE wireless network the whole network of present embodiment is followed the tracks of is for the UE after switching; Generate tracking message and send to the tracking backstage; The tracking sign Trace id that the UE that it is said new incision that said tracking message carries said tracking sign determination module generates and the generation reason and the time of having write down said tracking sign Trace id; Thereby follow the tracks of reason and time that the backstage can generate according to relation and the Trace id of tracking results, Trace id and IMSI, carry out the telephone bill association analysis.Adopt the device of LTE wireless network the whole network tracking of present embodiment can be easy to distinguish the relevant information in the communication process one time, improve network problem discovery and location, customer complaint solution greatly, optimize the efficient of analyzing.
The above is merely the preferred embodiments of the present invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be applied in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (8)
1. Long Term Evolution wireless network the whole network method of following the tracks of comprises:
Evolved base station receives that following the tracks of the Cell tracing that sends on the backstage activates message, and said Cell tracing activates in the message and comprises the tracking configuration information;
Evolved base station is that the subscriber equipment of already present and new access in the sub-district generates new tracking sign Traceid; And confirm the tracking sign Trace id of the subscriber equipment of new incision according to switching mode; For the subscriber equipment that has generated new tracking sign Trace id; Generate corresponding tracking message simultaneously, said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id; And
Said tracking message is sent to said tracking backstage.
2. the method that Long Term Evolution wireless network the whole network according to claim 1 is followed the tracks of; It is characterized in that; Confirm the tracking sign Trace id of the subscriber equipment of new incision according to switching mode; For the subscriber equipment that has generated new tracking sign Trace id, the step that generates corresponding tracking message simultaneously specifically comprises:
If the subscriber equipment of said new incision switches based on the X2 mouth; Then switch tracking sign Trace id and the said tracking configuration information that detects the source evolved base station in the message at the Handover of X2 mouth Request; With the tracking sign Trace id of the subscriber equipment of confirming said new incision, and open the Cell tracing of this subscriber equipment.
3. the method that Long Term Evolution wireless network the whole network according to claim 2 is followed the tracks of; It is characterized in that; Confirm the tracking sign Trace id of the subscriber equipment of new incision according to switching mode; For the subscriber equipment that has generated new tracking sign Trace id, the step that generates corresponding tracking message simultaneously also comprises:
If the assigned I MSI of the subscriber equipment of said new incision follows the tracks of with Cell tracing and opens simultaneously; Be that said subscriber equipment generates new tracking sign Trace id then in target side, generate simultaneously corresponding tracking message to write down said tracking sign Trace id and be since the X2 mouth switch due to and rise time of writing down said tracking message.
4. the method that Long Term Evolution wireless network the whole network according to claim 1 is followed the tracks of; It is characterized in that; Confirm the tracking sign Trace id of the subscriber equipment of new incision according to switching mode; For the subscriber equipment that has generated new tracking sign Trace id, the step that generates corresponding tracking message simultaneously specifically comprises:
If the subscriber equipment of said new incision switches based on the S1 mouth; Then for said subscriber equipment generates new tracking sign Trace id to activate the Cell tracing of said subscriber equipment, generate simultaneously corresponding tracking message to write down said tracking sign Trace id and be since the S1 mouth switch due to and rise time of writing down said tracking message.
5. the method for following the tracks of according to each described Long Term Evolution wireless network the whole network of claim 1-4; It is characterized in that time, the Base Station Identification at said subscriber equipment place and the sign of said subscriber equipment when said tracking sign Trace id is generated by said tracking sign Trace id are formed.
6. the method for following the tracks of according to each described Long Term Evolution wireless network the whole network of claim 1-4 is characterized in that said tracking configuration information comprises that tracking depths, tracing level, data report the IP address.
7. the device that Long Term Evolution wireless network the whole network is followed the tracks of is characterized in that, comprising:
Administration module is used to receive and follows the tracks of the Cell tracing activation message of sending on the backstage, and said Cell tracing activates in the message and comprises the tracking configuration information;
Follow the tracks of the sign determination module; Be used for after said administration module receives that Cell tracing activates message; Be the new tracking sign Trace id of subscriber equipment generation of already present in the sub-district and new access, and confirm that according to switching mode the tracking of the new subscriber equipment of cutting identifies Trace id;
Message generating module; Be used to the subscriber equipment that has generated new tracking sign Trace id and generate corresponding tracking message, the new tracking that it is said subscriber equipment generation that said tracking message carries said tracking sign determination module identifies Trace id and has write down generation reason and the time of said tracking sign Trace id; And
Sending module is used for the tracking message that said message generating module generates is sent to the tracking backstage, and the tracking results data is sent to said tracking backstage.
8. the system that Long Term Evolution wireless network the whole network is followed the tracks of is characterized in that, comprising:
Follow the tracks of the backstage, be used to send Cell tracing and activate message, and receive and analyze the tracking results data, said Cell tracing activates in the message and comprises the tracking configuration information;
Evolved base station; Be used to receive the Cell tracing activation message on said tracking backstage; Be the new tracking sign Trace id of the subscriber equipment generation of already present in the sub-district and new access; And confirm the tracking sign Trace id of the subscriber equipment of new incision according to switching mode; And assembling cell flow tracking Cell Traffic Trace message; Subscriber equipment for having generated new tracking sign Trace id generates corresponding tracking message simultaneously, and said tracking message is sent to said tracking backstage, said cell flow tracking Cell Traffic Trace message is sent to Mobility Management Entity and the tracking results data is sent to said tracking backstage; Said tracking message carries said newly-generated tracking sign Trace id and the generation reason and the time of having write down said tracking sign Trace id, and said cell flow tracking Cell Traffic Trace message is carried said tracking sign Traceid; And
Mobility Management Entity; Be used to receive the cell flow tracking Cell TrafficTrace message that said evolved base station is sent; According to its tracking of carrying sign Trace id, the relation of following the tracks of sign Trace id and international mobile subscriber identity IMSI is reported said tracking backstage.
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| JP2018525867A (en) * | 2015-06-30 | 2018-09-06 | ゼットティーイー コーポレイション | User data tracking method and apparatus |
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Application publication date: 20120704 |