WO2013063897A1 - Procédé et dispositif de remplissage d'identité fixe d'abonné - Google Patents

Procédé et dispositif de remplissage d'identité fixe d'abonné Download PDF

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Publication number
WO2013063897A1
WO2013063897A1 PCT/CN2012/073194 CN2012073194W WO2013063897A1 WO 2013063897 A1 WO2013063897 A1 WO 2013063897A1 CN 2012073194 W CN2012073194 W CN 2012073194W WO 2013063897 A1 WO2013063897 A1 WO 2013063897A1
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domain
cdr
imsi
packet domain
packet
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PCT/CN2012/073194
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English (en)
Chinese (zh)
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贾林
张敏
卞忠鸣
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北京中创信测科技股份有限公司
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Publication of WO2013063897A1 publication Critical patent/WO2013063897A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/26—Network addressing or numbering for mobility support

Definitions

  • the present invention relates to the field of communications, and more particularly to a method and apparatus for backfilling a user's fixed identity.
  • the user identity information carried by the signaling data such as IMSI (International Mobile Subscriber Identification Number, MSISDN (Integrated Service) Digital Network, Integrated Services Digital Network, is the mobile number of the calling user calling the mobile subscriber), IMEI (International Mobile Equipment) Identity, international mobile device identification code, etc., are incomplete, resulting in difficulty in analyzing user-level and inaccurate analysis results. Therefore, it is very important to back up the user identity of the signaling data.
  • IMSI International Mobile Subscriber Identification Number
  • MSISDN Integrated Service Digital Network
  • IMEI International Mobile Equipment Identity
  • international mobile device identification code etc.
  • the GN signaling data of the packet domain (PS) carries the IMSI of the user, the MSISDN, and the IMEI information is relatively complete;
  • the A port of the circuit domain (CS) can only obtain the TMSI (Temporary) Mobile Subscriber Identity, temporary mobile user identity) and IMSI relationship, monitoring MAP (Mobile Application Platform, mobile application platform data, it is easy to obtain the information of IMSI and MSISDN, so by integrating the user information of CS and PS, the user identity information of signaling data can be complemented.
  • the present invention provides a method and apparatus for backfilling a user's fixed identity to overcome the fact that the IMEI is not substantially present in the existing circuit domain network signaling data, and the MAP data of the circuit domain network is often not monitored. In the meantime, MSISDN and IMSI are not easy to obtain, so the function of performing service analysis based on IMEI/MSISDN in the circuit domain network cannot be realized.
  • the present invention provides the following technical solutions:
  • a method for backfilling a user's fixed identity specifically includes:
  • the key information is a temporary mobile user identity TMSI and a tunnel endpoint identifier TEID;
  • the circuit domain CS and the packet domain PS respectively backfill respective international mobile subscriber identity codes IMSI through respective key information;
  • the MSISDN/IMEI in the circuit domain CS is backfilled according to the mobile number MSISDN/International Mobile Equipment Identity (IMI) in the packet domain PS.
  • IMI International Mobile Equipment Identity
  • the circuit domain CS and the packet domain PS are respectively backfilled with respective international mobile subscriber identity codes (IMSIs) through respective key information:
  • IMSIs international mobile subscriber identity codes
  • the circuit domain CS call description record CDR of the A interface synthesis carries the TMSI, and when the user acts as the called party, the circuit domain CS call description records the relationship between the CDR carrying the TMSI and the IMSI, and records the relationship.
  • the CDR interface synthesized by the GN interface records the CDR carrying the TEID, and when the PDP context is established, records the TEID and the IMSI carried by the CDR according to the packet domain PS call description, and establishes a similar translation table. And, when updating the PDP context, deleting the CDR of the PDP context, searching for the translation table node by using the TEID, thereby filling the IMSI in the translation table into the packet domain PS call description record CDR.
  • the MSISDN/IMEI in the backfill circuit domain CS according to the mobile phone number MSISDN/International Mobile Equipment Identity (IMEI) in the packet domain PS is specifically:
  • the circuit domain CS and the backfill of the packet domain PS are deployed on the same server, and the CDR synthesized by the circuit domain CS and the CDR synthesized by the packet domain PS are backfilled by respective IMSIs.
  • the module enter the unified IMSI backfill MSISDN/IMEI module;
  • the backfilling of the circuit domain CS and the backfilling of the packet domain PS are physically isolated, that is, respectively deployed on different servers, and the circuit domain CS and the packet domain PS are each backfilled by the key information.
  • the respective IMSI backfill MSISDN/IMEI module is entered, and when the update occurs in the translation table node of the packet domain PS, the translation table information data of the packet domain PS is synchronized into the circuit domain CS.
  • the MSISDN and IMEI in the synthesized CDR are used to update to the translation table record. If the value of MSISDN and IMEI in the CDR is null, the MSISDN and IMEI in the translation table record are updated into the CDR packet. If no record is found, a hash table is established according to the IMSI, and the user's IMSI, MSISDN, IMEI is stored as a translation table record;
  • the translation table is updated when the MSISDN or IMEI of the same user changes.
  • the synchronizing table information data of the packet domain PS is synchronized into the circuit domain CS, and the information data is transmitted in a manner similar to TLV.
  • a device for backfilling user fixed information the device specifically includes:
  • An obtaining unit configured to acquire signaling data of an A interface of the circuit domain CS and a GN interface of the packet domain PS;
  • a synthesizing unit configured to separately synthesize a circuit domain CS call description record CDR and a packet domain PS call description record CDR according to the circuit domain CS signaling data and the packet domain PS signaling data;
  • An extracting unit configured to extract key information in the circuit domain CS call description record CDR and the packet domain PS call description record CDR, where the key information is a temporary mobile user identity TMSI and a tunnel endpoint identifier TEID;
  • a backfilling unit for the circuit domain CS and the packet domain PS to backfill respective international mobile subscriber identity codes IMSI through respective key information;
  • a unified backfill unit is configured to backfill the MSISDN/IMEI in the circuit domain CS according to the MSISDN/IMEI in the packet domain PS.
  • the backfilling unit includes:
  • the circuit domain CS call description record CDR of the A interface synthesis carries the TMSI, and when the user is called, the circuit domain CS call description records the CDR carrying the TMSI and IMSI relationship and record the relationship between TMSI and IMSI;
  • a second backfilling module configured to record, in the packet domain PS network, the CDR interface synthesized by the GN interface, the CDR carrying the TEID, and when establishing the PDP context, record the TEID carried by the CDR according to the packet domain PS call description
  • the IMSI establishes a node similar to the translation table.
  • the translation table node is searched by the TEID, thereby filling the IMSI in the translation table into the packet domain PS.
  • the call description is recorded in the CDR.
  • the unified backfill module includes:
  • the quarantine backfill module is used to physically isolate the backfilling of the circuit domain CS and the backfilling of the packet domain PS when the data volume is relatively large and the network bandwidth is limited, that is, respectively, deployed on different servers, and the circuit domain CS and the packet domain PS respectively pass
  • the key information is entered into the respective IMSI backfill MSISDN/IMEI module, and when the translation table node of the packet domain PS is updated, the translation table information data of the packet domain PS is synchronized to the circuit domain CS. in.
  • the device comprises:
  • the device further comprises:
  • the present invention discloses a method and a device for backfilling a user's fixed identity, and collecting CDRs according to signaling data by collecting signaling data of the circuit domain CS and the packet domain PS.
  • the key information and user identity information in the CDR are extracted, and the user identity information of the circuit domain CS and the packet domain PS is synchronized in real time after the IMSI and the IMSI are backfilled with the key information backfilling the MSISDN/IMEI to realize the circuit domain CS and the packet domain PS user identity.
  • the backfill integration integrates the user information of the CDR to facilitate subsequent user-level data analysis.
  • FIG. 1 is a flowchart of a method for backfilling a user's fixed identity according to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of establishing a translation table for backfilling a user's fixed identity according to an embodiment of the present invention
  • FIG. 3 is a model diagram of backfilling a user's fixed identity according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of physical isolation of a backfill user fixed identity according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of an apparatus for backfilling a user's fixed identity according to an embodiment of the present invention.
  • FIG. 1 is a flowchart of a method for backfilling a user's fixed identity according to an embodiment of the present invention.
  • the present invention discloses a method for backfilling a user's fixed identity, and the method includes:
  • Step 101 Acquire signaling data of the A interface of the circuit domain CS and the GN interface of the packet domain PS;
  • the signaling data is synthesized into a call description record CDR by detecting the A interface of the circuit domain CS and the GN interface of the packet domain PS, and the user's fixed identity is learned by recording the key information in the CDR by the call description.
  • Some CDRs for PS/CS have no fixed user identity (ie IMSI/MSISDN/IMEI), extract temporary user identity, and learn the fixed user identity of the CDR through historical CDR learning.
  • Step 102 Synthesize a circuit domain CS call description record CDR and a packet domain PS call description record CDR according to the circuit domain CS signaling data and the packet domain PS signaling data, respectively;
  • the circuit domain CS call description record CDR of the A interface synthesis carries the TMSI, and when the user acts as the called party, the circuit domain CS call description records the relationship between the CDR carrying the TMSI and the IMSI, and records The relationship between the TMSI and the IMSI, the subsequent A interface CDR is associated with the corresponding IMSI through the TMSI, thereby backfilling the IMSI identity of the user.
  • the CDR interface synthesized by the GN interface records that the CDR carries the TEID.
  • the GN establishes the PDP context to have the IMSI, the MSISDN, and the IMEI, and the GN updates the PDP context and deletes the PDP.
  • the context does not carry the IMSI.
  • the TEID and IMSI carried by the CDR are recorded according to the packet domain PS call description, and a node similar to the translation table is established.
  • the CDR is passed.
  • the TEID searches the translation table node, so that the IMSI in the translation table is filled into the packet domain PS call description record CDR, and the fixed identity padding of the CDR is completed.
  • a hash table is established according to the IMSI, and a user's IMSI, MSISDN, and IMEI are stored as a translation table record.
  • the MSISDN or IMEI of the same user changes, the translation table is updated.
  • FIG. 2 a schematic diagram of establishing a translation table for backfilling a user's fixed identity is disclosed.
  • Step 103 Extract key information in the circuit domain CS call description record CDR and the packet domain PS call description record CDR, where the key information is a temporary mobile user identity TMSI and a tunnel endpoint identifier TEID;
  • Step 104 The circuit domain CS and the packet domain PS respectively backfill respective international mobile subscriber identity codes IMSI through respective key information;
  • FIG. 3 is a model diagram of backfilled user identity information disclosed in the present invention.
  • a circuit domain CS and a packet domain PS that does not carry a user-defined identity CDR according to specific signaling service characteristics, according to Some key information is backfilled with the IMSI according to the method in step 103, and then the MSISDN and IMEI identity information are backfilled through the IMSI.
  • the key information is analyzed according to the specific signaling specification, and the fields need to be used to backfill the IMSI, for example, the control plane TEID of the GN interface. TMSI with A interface.
  • Step 105 Backfill the MSISDN/IMEI in the circuit domain CS according to the mobile phone number MSISDN/International Mobile Equipment Identity IMEI in the packet domain PS.
  • the backfilling of the circuit domain CS and the packet domain PS can be deployed on one server.
  • the CDRs of the circuit domain CS and the packet domain PS enter the unified after passing through the respective backfill IMSI modules.
  • the IMSI backfills the MSISDN/IMEI module to complete the CS/PS user identity backfill integration.
  • FIG. 4 a schematic diagram of physical isolation of a backfill user fixed identity is disclosed.
  • the circuit domain CS and the packet domain PS are respectively responsible for backfilling the IMSI through key information, and then the CDR enters the respective IMSI backfill MSISDN/IMEI. Module.
  • the translation information (IMSI, MSISDN, IMEI) of the packet domain PS is synchronously synchronized into the translation table of the circuit domain CS, thereby complementing the circuit domain CS user identity information.
  • IMSI Initial Management System
  • MSISDN MSISDN
  • IMEI IMEI
  • the format and endianness of the synchronous data are fixed considering that the operating system of the server may be different. Since there are not many fields of synchronous data and heads-up data, consider using TLV-like data to transmit data, that is, each record carries the name, length, and value.
  • the IMSI backfill MSISDN/IMEI module receives the synchronization data, it resolves the IMSI. After the values of MSISDN and IMEI, find the translation table node and perform the update operation.
  • the user identity information of the circuit domain CS and the packet domain PS is synchronized in real time, and the backfilling integration of the circuit domain CS and the packet domain PS user identity is realized, and the user information of the CDR is complemented, thereby facilitating subsequent user-level data analysis.
  • FIG. 5 is a schematic diagram of a device for backfilling a user's fixed identity according to the present invention.
  • the device includes: an obtaining unit 501, a synthesizing unit 502, an extracting unit 503, a backfilling module 504, and a unified backfilling module 504.
  • the obtaining unit 501 is configured to acquire the A interface of the circuit domain CS and the GN interface of the packet domain PS. Signaling data; the synthesizing unit 502, configured to separately synthesize a circuit domain CS call description record CDR and a packet domain PS call description record CDR according to the circuit domain CS signaling data and the packet domain PS signaling data; the extracting unit 503.
  • the backfill module 504. The circuit domain CS and the packet domain PS are respectively used to backfill respective international mobile subscriber identity codes IMSI through respective key information.
  • the unified backfill module 505 is configured to be used according to the packet domain PS. MSISDN/IMEI backfills the MSISDN/IMEI in the circuit domain CS.
  • the backfilling module 504 includes: a first backfilling module 506, in the data domain CS network, the circuit domain CS call description record CDR of the A interface synthesized carries the TMSI, when the user acts as a called
  • the circuit domain CS call description record CDR carries the relationship between TMSI and IMSI, and records the relationship between the TMSI and the IMSI;
  • the second backfill module 507 is used in the packet domain PS network, the packet domain PS synthesized by the GN interface
  • the call description record CDR carries the TEID.
  • the TEID and the IMSI carried by the CDR are recorded according to the packet domain PS call description, and a node similar to the translation table is established.
  • the PDP context is updated and the CDR of the PDP context is deleted, the CDR is deleted. And searching, by the TEID, the translation table node, so that the IMSI in the translation table is filled into the packet domain PS call description record CDR.
  • the unified backfill module 505 includes: a backfill MSISDN/IMEI module 508, configured to deploy backfilling of the circuit domain CS and the packet domain PS on the same server when the amount of data is not large, the circuit domain
  • the CS synthesized CDR and the packet domain PS synthesized CDR are unified MSISDN/IMEI backfill after passing through the respective IMSI backfill module.
  • the quarantine backfill module 509 is configured to physically isolate the backfilling of the circuit domain CS and the backfilling of the packet domain PS when the data volume is relatively large and the network bandwidth is limited, that is, respectively, deployed on different servers, and the circuit domain CS and the packet domain PS are respectively After backfilling the IMSI through the key information, entering the respective IMSI backfill MSISDN/IMEI module, when the update of the translation table node of the packet domain PS occurs, synchronizing the translation table information data of the packet domain PS to the circuit domain In CS.
  • the method further includes: establishing a translation table module 510, configured to perform user information recording, to facilitate user identity searching; and a transmission information data module 511, configured to synchronize translation table information data of the packet domain PS into the circuit domain CS, using similar TLV mode.
  • the obtaining unit 501 acquires signaling data of the A interface of the circuit domain CS and the GN interface of the packet domain PS; then, the synthesizing unit 502 according to the circuit domain CS signaling data and the packet domain PS
  • the signaling data respectively synthesizes the circuit domain CS call description record CDR and the packet domain PS call description record CDR;
  • the extracting unit 503 extracts the key information in the circuit domain CS call description record CDR and the packet domain PS call description record CDR,
  • the key information is a temporary mobile subscriber identity TMSI and a tunnel endpoint identifier TEID;
  • the backfill module 504 backfills the circuit domain CS and the packet domain PS with respective international mobile subscriber identity codes IMSI through respective key information;
  • the unified backfill module 505 backfills the MSISDN/IMEI in the circuit domain CS according to the MSISDN/IMEI in the packet domain PS.
  • the device can synthesize the CDR according to the signaling data by acquiring the signaling data of the circuit domain CS and the packet domain PS, extract the key information and the user identity information in the CDR, and backfill the MSISDN/IMEI through the key information backfilling the IMSI and the IMSI.
  • the user identity information of the circuit domain CS and the packet domain PS is synchronized in real time, and the backfilling integration of the circuit domain CS and the packet domain PS user identity is realized, and the user information of the CDR is complemented, thereby facilitating subsequent user-level data analysis.
  • the present invention discloses a method and apparatus for backfilling a user's fixed identity.
  • the user identity information of the circuit domain CS and the packet domain PS is synchronized in real time, and the backfilling integration of the circuit domain CS and the packet domain PS user identity is realized, and the CDR user is complemented. Information for subsequent user-level data analysis.

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  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
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  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé et un dispositif de remplissage d'une identité fixe d'abonné. Le procédé consiste à : acquérir des données de signalisation d'une interface A dans le domaine à commutation de circuits (CS) et d'une interface GN du domaine à commutation de paquets (PS) (101) ; combiner un enregistrement de description d'appel (CDR) du domaine (CS) et un enregistrement de description d'appel (CDR) du domaine (PS) conformément aux données de signalisation du domaine CS et aux données de signalisation du domaine PS respectivement (102) ; extraire des informations clés figurant dans le CDR du domaine CS et le CDR du domaine PS ; remplir, par le domaine CS et le domaine PS, leur numéro d'identification d'abonné mobile internationale (IMSI) conformément à leurs informations clés respectivement (104) ; au moyen d'une collecte de données de signalisation, d'une combinaison du CDR conformément aux données de signalisation et d'une extraction d'informations clés et d'informations d'identité d'abonné figurant dans le CDR, après remplissage de l'IMSI par l'intermédiaire des informations clés et remplissage par IMSI du code de réseau numérique à intégration de services internationale d'abonné mobile (MSISDN)/identité d'équipement mobile internationale (IMEI), synchroniser les informations d'identité d'abonné dans le domaine CS et le domaine PS, afin de réaliser l'intégration de remplissage de l'identité d'abonné dans le domaine CS et le domaine PS pour compléter les informations d'abonné CDR.
PCT/CN2012/073194 2011-11-02 2012-03-28 Procédé et dispositif de remplissage d'identité fixe d'abonné WO2013063897A1 (fr)

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CN112218243A (zh) * 2020-09-03 2021-01-12 北京北大千方科技有限公司 海量人车数据的关联方法、装置、设备及存储介质
CN112738791A (zh) * 2020-12-28 2021-04-30 恒安嘉新（北京）科技股份公司 基于5g核心网的用户信息关联回填方法、装置、设备和介质
CN112738791B (zh) * 2020-12-28 2022-08-09 恒安嘉新（北京）科技股份公司 基于5g核心网的用户信息关联回填方法、装置、设备和介质

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