WO2003081923A1 - Procede de mise en oeuvre d'un enregistreur de localisation nominal en vue de la gestion des defaillances par le systeme de service de communication mobile - Google Patents

Procede de mise en oeuvre d'un enregistreur de localisation nominal en vue de la gestion des defaillances par le systeme de service de communication mobile Download PDF

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Publication number
WO2003081923A1
WO2003081923A1 PCT/CN2002/000517 CN0200517W WO03081923A1 WO 2003081923 A1 WO2003081923 A1 WO 2003081923A1 CN 0200517 W CN0200517 W CN 0200517W WO 03081923 A1 WO03081923 A1 WO 03081923A1
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WO
WIPO (PCT)
Prior art keywords
home location
location register
disaster recovery
data
center
Prior art date
Application number
PCT/CN2002/000517
Other languages
English (en)
Chinese (zh)
Inventor
Jincheng Wang
Guangbin Meng
Jianbao Zhang
Original Assignee
Huawei Technologies Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Priority to AU2002323783A priority Critical patent/AU2002323783A1/en
Publication of WO2003081923A1 publication Critical patent/WO2003081923A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements

Definitions

  • the present invention relates to a mobile communication system, and more particularly to a method for implementing disaster recovery of a home location register through a mobile communication operation system.
  • HLR Home Location Register
  • the disaster recovery of the home location register includes two aspects, one is the data disaster recovery simply used to back up user data, and the other is the business disaster recovery based on this, that is, when the main home location register fails, the disaster recovery
  • the home location register is able to take over its services, ensuring maximum uninterrupted call services.
  • the disaster recovery can be further divided into compatible disaster recovery and non-compatible disaster recovery. Since there are many domestic suppliers of home location register equipment, different home location registers have different storage formats and processing methods for user data, so the compatibility scheme is more widely used.
  • the relatively clear schemes include the 1 + 1 Extended Mobile Application Part (MAP) protocol signaling scheme and the N + 1 synchronous subscription data scheme. The following are introduced separately:
  • MAP Extended Mobile Application Part
  • each home location register not only stores home user information, but also user information of another home location register. These user information are respectively identified by "main / attach" flags in the home location register.
  • Each home location register receives and processes standard signaling (operation instructions) sent to itself in accordance with the normal process, and also informs user data changes caused by this signaling (operation instructions) through an extended mobile application part protocol message To the corresponding backup home location register, data is updated and synchronized by the backup home location register, thereby achieving data synchronization.
  • the extended mobile application part protocol messages include modification, addition, and deletion operations.
  • N + 1 synchronous contract data plan One home location register simultaneously performs disaster recovery on multiple home location registers. At this time, the disaster tolerance home location register is called a disaster recovery center.
  • the core content is that the main home location register outputs all the contracted information of the users whose contracted information is changed to a text file in an agreed format, and submits it to the disaster recovery center for loading through a dedicated line, so as to achieve the consistency of the data of both parties.
  • the home location register not only needs to notify the counterparty home location register of changes in its own home location register user data in accordance with standard signaling methods, but also receives and processes User data synchronization message, the need to change the home location register software system is relatively large;
  • the present invention proposes a method of implementing disaster recovery of home location register through a mobile communication operation system.
  • the present invention adopts the following technical solution,
  • the method for implementing home location register disaster recovery through a mobile communication operation system includes the following steps:
  • c Establish a WAN connection between the business system of the primary home location register and the disaster recovery center, and configure the switching signaling of the network elements around the home location register according to standard methods; d, synchronize the user data in the primary home location register to Disaster recovery center, which is to establish the data baseline of the disaster recovery center;
  • the business hall of the main home location register side outputs incremental instructions according to the standard format, which are executed synchronously by the disaster recovery center to achieve the consistency of the incremental data;
  • the establishment of the disaster recovery center in step a is in the common home location register!
  • a standard operation instruction loading interface has been added to the home location register host for loading, parsing, and executing various standard operation instructions.
  • a file transfer protocol communication module has been added to the home location register host, and periodically from the other N
  • the master home location register business system obtains standard operation instructions stored in text mode and loads it into the home location register host through a load interface.
  • the step b refers to adding an operation instruction translation software to the original business system of each primary home location register.
  • the operation instruction translation software converts these internal format operation instructions into standard operation instructions required by the disaster recovery system, and saves them locally in text mode.
  • connection method in step c includes DDN, X.25, and El.
  • step d establishing the data baseline of the disaster recovery center refers to manually synchronizing the data in the primary home location register to the disaster center's home location register when the system is first started to establish the initial user data baseline and System data baseline, where system baseline data mainly refers to daily account opening template and intelligent business template data.
  • step e the synchronization of the incremental data in the normal operation phase means that in the normal operation phase, each of the home location register business systems will execute all the business hall instructions that have been successfully executed and used to modify the user's contract data according to a unified format.
  • the setting register obtains these text files from each active home location register through a file transfer protocol server, and loads the text files into the host of the disaster recovery center home location register.
  • the service switching after the fault in step f is to use the signaling switching system that has been configured on the mobile switching center and the signaling transfer point to forward the message originally transmitted to the fault home location register to the disaster recovery center.
  • Location register
  • step g the service switching after the fault is eliminated is to redirect the signaling from the DR home location register to the master home location register by restoring the signaling configuration of the mobile switching center and the signaling transfer point.
  • the present invention adopts the above technical solution, compared with the traditional disaster tolerance method, the present invention has the following advantages:
  • N active home location registers and the disaster recovery center pass only those operation instructions that cause the user's subscription information to change, and N for all N
  • the line transmission rate is required.
  • a 64K transmission line can meet daily data synchronization.
  • FIG. 1 is a schematic diagram of 1 + 1 circular data disaster recovery through extended MAP signaling.
  • FIG. 2 is a network structure diagram of implementing N + 1 disaster recovery by using the method of the present invention.
  • FIG. 2 In the method of the present invention, please refer to FIG. 2.
  • the right box is a disaster recovery center
  • the left side is a business system (HLR1, HLR2, ...) with n primary home location registers. .. HLRn), they together constitute a disaster recovery system.
  • Each business system has a main home location register and a communicator.
  • the administrator corresponds to multiple primary home location registers that need to perform disaster recovery, and centrally establish a home location register for the disaster recovery center.
  • the operating system of each primary home location register is responsible for regularly synchronizing the operation instructions for modifying user subscription information to Transfer to the home location register of the disaster recovery center.
  • the data maintenance of the home location register includes two parts: user data maintenance through the business system and system data maintenance through the host system terminal, and the maintenance frequency of the former is far greater than that of the latter. .
  • N was determined to achieve the consistency of the user data of the master and backup home location registers by synchronizing the operating system operation instructions +1 compatible disaster recovery solution. More specifically, this method firstly adds an operation instruction translation function software to each active home location register on an existing business system. When the operation instruction sent by the business system for modifying user subscription information is used by the home home location register, After the correct execution, this operation instruction translation software converts these internal format operation instructions into standard operation instructions required by the disaster recovery center and saves them locally in text mode;
  • the disaster recovery center periodically obtains these operation instruction files from the business systems of the main home location registers through the file transfer protocol mechanism, and loads them into the host of the home location register host of the disaster recovery center in order to achieve data synchronization between the two parties;
  • the disaster recovery center will save the error log, which is regularly checked and confirmed by the disaster recovery system administrator.
  • the home location register of the disaster recovery center backs up all the static contract data of the N running home location registers in the disaster recovery area. If one of the N home location registers is running, the DR home location register can use the backup data of the fault home location register on the local machine to switch through signaling to provide users in the fault home location register. Services such as roaming and calling; In addition, the disaster recovery center in this solution also supports the takeover of services of multiple faulty active home location registers.
  • the disaster tolerance method of the present invention specifically includes the following steps:
  • c Establish a wide area between the business system of the main home location register and the disaster recovery center Network connection, and configure the handover signaling of the network elements around the home location register according to the standard method; d, synchronize the user data in the main home location register to the disaster recovery center, that is, to establish the data baseline of the disaster recovery center;
  • the business hall of the main home location register side outputs incremental instructions according to the standard format, which are executed synchronously by the disaster recovery center to achieve the consistency of the incremental data;
  • step a
  • the disaster recovery center expands the following on the basis of the common home location register.
  • a standard operation instruction load interface is added to the home location register host for loading, parsing, and executing various standard operation instructions.
  • step b
  • An operation instruction translation software module is added to the original business system in each active home location register. When the operation instruction for modifying user subscription information sent by the business system is correctly executed by the active home location register, this software module is responsible for These internal format operation instructions are converted into standard operation instructions required by the disaster recovery system and stored locally in text.
  • this standard operating instruction It can be described, but not limited to, in the ASCII format, which specifically includes account opening / cancellation / card replacement / change of each user's business status. See the following table for examples:
  • OdblncomingCa optional by odbic enum operator
  • PLMN brohc 2 lockout belongs to Barringofroamin
  • the connection modes include DDN, X.25, and El.
  • the peripheral network elements of the home location register include STP (Signaling Transfer Point) and MSC (Mobile Switching Center), and the active and standby HLRs are respectively configured as subsystems that are mutually backup.
  • a data baseline of the disaster recovery center is established to achieve data consistency between the primary home location register and the disaster home location register.
  • the data in each active home location register needs to be manually synchronized to the disaster recovery center home location register to establish the initial data baseline. It is divided into two parts: establishing user data baseline and establishing system data baseline.
  • the establishment of the baseline of user data is exactly the same as that of the common home location register cutover method in the industry, which is not described in detail; and the system-level baseline data is mainly template data, including daily-used account opening templates and intelligent service templates. Since the correspondence between the templates in the master and slave home location registers is involved, the following is further described: Each active home location register is independent of each other, and the code of the template with the same content in different home location registers may be different. Therefore, the administrator of the disaster recovery system must maintain a template of the disaster recovery center and N active home location registers. Furthermore, the business system that requires the primary home location register to record such a correspondence relationship can ensure that the local operation instruction can be correctly converted into a standard operation instruction. For example: The No.
  • Step e is mainly to synchronize the incremental data in the normal operation phase.
  • each of the main home location register business systems translates all the business hall instructions that have been successfully executed and used to modify the user's contract data into a standard according to a unified format. Format operation instructions of the business hall, and store them in text files in the local designated directory; the disaster recovery center home location register obtains these text files from the main home location registers through the file transfer protocol server and loads them into the disaster recovery center Home location register host.
  • step f when the primary home location register is faulty, by adopting common measures in the industry to modify the signaling switching system configured on the corresponding mobile switching center and signaling transfer point, the original home location register is transmitted The message is forwarded to the home location register of the disaster recovery center for processing.
  • step g after the failure of the primary home location register is eliminated, the signaling is redirected from the disaster tolerance home location register to the primary home location register by restoring the signaling configuration of the mobile switching center and the signaling transfer point.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé qui met en oeuvre un enregistreur de localisation nominal en vue de la gestion des défaillances par le service de communication mobile, correspondant, dans ce procédé, à des registres de localisation nominaux principaux requis pour la sauvegarde de données et des services, et qui établit de manière concentrique un registre de localisation nominal de gestion de défaillances, via chaque registre de localisation nominal principal, le système de service transférant ces instructions d'exploitation qui modifient les informations d'entrée en communication de l'utilisateur pour gérer les défaillance périodiques via le registre de localisation nominal de manière synchrone. L'invention a peu d'influence sur le système existant, offre une très grande exploitabilité et a l'avantage de nécessiter une plus faible demande en terme de coûts et de lignes de transmission, tout en offrant de meilleures compatibilité et extensibilité.
PCT/CN2002/000517 2002-03-22 2002-07-23 Procede de mise en oeuvre d'un enregistreur de localisation nominal en vue de la gestion des defaillances par le systeme de service de communication mobile WO2003081923A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002323783A AU2002323783A1 (en) 2002-03-22 2002-07-23 Method for implementing home location register to handling failure by the mobile communication service system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 02111134 CN1204762C (zh) 2002-03-22 2002-03-22 通过移动通信营运系统实现归属位置寄存器冗灾方法
CN02111134.0 2002-03-22

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Publication Number Publication Date
WO2003081923A1 true WO2003081923A1 (fr) 2003-10-02

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CN (1) CN1204762C (fr)
AU (1) AU2002323783A1 (fr)
WO (1) WO2003081923A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100388805C (zh) * 2003-11-10 2008-05-14 华为技术有限公司 一种归属位置寄存器的数据容灾方法
WO2006058463A1 (fr) * 2004-12-02 2006-06-08 Zte Corporation Methode pour mettre a jour des donnees dynamiques d'utilisateur en temps reel dans un reseau de communication
CN100391169C (zh) * 2006-03-29 2008-05-28 华为技术有限公司 双归属切换时的业务保持方法及其装置
CN101188787B (zh) * 2006-11-17 2011-06-22 华为技术有限公司 归属位置寄存器容灾方法及系统
CN101247335B (zh) * 2008-03-12 2011-04-20 中兴通讯股份有限公司 策略下发方法
CN101686251A (zh) 2008-09-26 2010-03-31 中国银联股份有限公司 异地同构实时系统的集中备用系统和备用方法
CN102056207B (zh) * 2009-10-29 2015-04-01 中兴通讯股份有限公司 容灾倒换的实现方法和系统
CN113406696B (zh) * 2021-06-01 2023-04-07 成都高新减灾研究所 实现移动设备地震监测的方法及设备

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CN1223780A (zh) * 1996-04-30 1999-07-21 艾利森公司 移动无线系统中的双份归属位置寄存器
CN1266340A (zh) * 1999-02-19 2000-09-13 富士通株式会社 移动通信系统
US6138016A (en) * 1996-12-04 2000-10-24 Nortel Networks Corporation Distributing location tracking functionality in wireless telephone systems
WO2001003443A2 (fr) * 1999-04-12 2001-01-11 Telefonaktiebolaget Lm Ericsson (Publ) Reprise sur incident dans un reseau comprenant un enregistreur de localisations de passerelles

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1223780A (zh) * 1996-04-30 1999-07-21 艾利森公司 移动无线系统中的双份归属位置寄存器
US6138016A (en) * 1996-12-04 2000-10-24 Nortel Networks Corporation Distributing location tracking functionality in wireless telephone systems
CN1266340A (zh) * 1999-02-19 2000-09-13 富士通株式会社 移动通信系统
WO2001003443A2 (fr) * 1999-04-12 2001-01-11 Telefonaktiebolaget Lm Ericsson (Publ) Reprise sur incident dans un reseau comprenant un enregistreur de localisations de passerelles

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CN1204762C (zh) 2005-06-01
CN1447606A (zh) 2003-10-08
AU2002323783A1 (en) 2003-10-08

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