WO2001035576A2 - Verfahren und kommunikationssystem zum verwalten eines kommunikationsnetzes - Google Patents
Verfahren und kommunikationssystem zum verwalten eines kommunikationsnetzes Download PDFInfo
- Publication number
- WO2001035576A2 WO2001035576A2 PCT/DE2000/003894 DE0003894W WO0135576A2 WO 2001035576 A2 WO2001035576 A2 WO 2001035576A2 DE 0003894 W DE0003894 W DE 0003894W WO 0135576 A2 WO0135576 A2 WO 0135576A2
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- Prior art keywords
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- information
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/22—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks comprising specially adapted graphical user interfaces [GUI]
Definitions
- the invention relates to a method for managing a communication network, in particular for generating tests at a higher-level network management center, and a communication system for carrying out the method.
- information for example voice, image information, or other data
- information is transmitted between transmitting and receiving using electromagnetic waves via a radio interface
- Radio station base station or mobile station transmitted.
- the electromagnetic waves are emitted at carrier frequencies that lie in the frequency band provided for the respective system.
- GSM Global System for Mobile Communication
- the carrier frequencies are in the range of 900, 1800 and 1900 MHz.
- UMTS Universal Mobile Telecommunication System
- 3rd generation systems frequencies in the frequency band of approx. 2000 MHz are provided.
- Telecommunications Management Network The principles of a general management network, also referred to as TMN principles (TMN: Telecommunications Management Network), define several management levels for the management of one
- Communication system - for example a mobile communication system - where each level has a double function.
- each level except the lowest has a managerial function for the one below Level.
- each level except the top one has an agent function for the next higher level.
- each agent functionality is accordingly provided by a specific object that is available as a managed object (or object instance MOI) of an object class.
- the object arises as a result of a modeling activity in which, in addition to functionality, the parameters and framework conditions are defined, and is known to both the manager and the executing agent at the corresponding interface.
- the interface can e.g. in the case of a mobile radio network, the so-called O interface between an operating and maintenance center (OMC in FIG. 1) and a base station system (BSS).
- OMC operating and maintenance center
- BSS base station system
- An object instance of a certain managed class A which is also referred to as a managed object class, can have more
- a relationship between object classes which specifies that an object instance of one class is or can be defined as a superordinate (SUPERIOR) object for objects of another class, is also referred to as a name binding or "NAME BINDING".
- a hierarchical assignment of objects in which the hierarchy is organized on the basis of NAME-BINDING relationships is generally referred to as a naming tree.
- OMC Operation and Maintenance Center
- LMT Local Maintenance Terminal
- Such network units are, in a mobile radio network, for example a base station subsystem BSC, a base station receiver / transmitter station BTSE (BTSE: Base Transceiver Station Equipment), which models or takes into account the hardware there, or a transcoder and rate adapter unit TRAU.
- BSC base station subsystem
- BTSE Base Transceiver Station Equipment
- TRAU transcoder and rate adapter unit
- the telecommunications network is divided into several network regions, as can also be seen from FIG. 1.
- the entire network contains hardware from different manufacturers, both the network elements and the management systems listed above are usually supplied by the same manufacturer within each of these network regions, since the management at the OMC operating and maintenance center and at local maintenance data terminals are all manufacturer-specific Hardware properties must take into account. In particular, this also includes testing the functionality of individual components.
- NMC Network Management Center
- Network elements are e.g. the base stations BSS, which are managed by an OMC in a network region.
- the operator of the network management center NMC In order to avoid unpredictable events, e.g. a failure of certain hardware components to be able to react quickly, the operator of the network management center NMC must be able to start appropriate tests. However, unlike operators of the OMC operations and maintenance centers, the operators of the network management center have no system-specific knowledge of the hardware of a particular manufacturer. This means that no manufacturer-specific tests can be carried out.
- the object of the invention is to propose an improved method for managing a communication network, in particular to enable automatic test functionality in a communication network from a higher-level, manufacturer-independent network management center.
- manufacturer-independent functional management object classes on the one hand and manufacturer-specific, hardware-related management object classes on the other hand is solved in that manufacturer-specific hardware tests are automatically generated at the network management center. This is preferably both targeted, i.e. after receiving alarms as a result of hardware errors, as well as generic, i.e. as a periodic preventive measure.
- the tests automatically generated at the NMC network management center can be both dedicated, e.g. after the occurrence of errors of a certain hardware board, as well as preventive, e.g. for the entire hardware of a network unit.
- Fig. 2 shows schematically the sequence of a
- FIG. 3 schematically shows the sequence of manufacturer-specific tests in such a communication network.
- Exemplary process sequences for hardware-specific testing of network devices from the network management center NMC are shown in FIGS. 2 and 3.
- management object classes MOCs to control the interfaces between the NMC network management center and the regional operating and maintenance centers OMCs. Since these interfaces have to be manufacturer-independent, the information model of such a management interface only contains functional management object classes MOCs.
- the following total equipment management object classes MOC are defined for the radio part of a mobile radio network, which consists of the network units base station control device BSC, base station receiver / transmitter station BTSE and transcoder and rate adapter unit TRAU:
- the management object class bscEquipment concerns the
- Equipment features of the base station control device btsEquipment relates to the equipment features of the base station receiver / transmitter station and trauEquipment relates to the equipment features of the transcoder and rate adapter unit. If a hardware error occurs in a specific hardware module, for example in FIG. 2 in a board 1 of the type TPU (TPU: Transceiver Power Unit), this being seen only as an example of a hardware board, in a rack or rack no. 2 of the BTSE unit 8, this network unit generates an alarm notification or alarm notification with the parameters:
- TPU Transceiver Power Unit
- - Object class MOC TPU (hardware-related MOC on the manufacturer-specific OMC-BSS interface) and - Object instance MOI: ... -8-2-1 (sequence of relatively distinguishable names, so-called relative distinguished names, according to the designation tree ).
- This notification is forwarded as a manufacturer-specific alarm report via the network unit base station control device BSC to the regional operation and maintenance center OMC.
- each manufacturer-specific operation and maintenance center OMC is given a so-called mediation function.
- Mediation function converts all event reports relevant to the NMC network management center from the telecommunications network to the corresponding functional management object class, according to the information model of the OMC-NMC interface. This procedure is also referred to as a so-called mapping or mapping procedure and is outlined in FIG. 2.
- alarm messages after hardware errors are converted by the mediation function into alarms from functional, overall equipment management objects and then in the form of manufacturer-independent Alarm reports forwarded to the NMC network management center.
- the original hardware-related alarm message is mapped or mapped according to ITU-T X.733 ("Systems Management: Alarm Reporting Function") in a functional, standardized alarm message with, for example, the following parameters:
- btsEquipment models the functionality of the hardware in a network unit BTSE
- the manufacturer-specific information that uniquely identifies the original faulty hardware is thus defined by the mediation function in the Additional Information field.
- the additional information of the alarm message sent to the NMC network management center is defined as follows in accordance with the ITU-T X.710 standard "Open Systems Interconnection - Common Management Information Service Definition":
- the NMC software of the network management center NMC recognizes from the object class ("equipment-summary" btsEquipment) that this is a manufacturer-specific hardware error.
- the network management center NMC To examine the error in more detail, i.e. To determine whether it is a transient or a permanent error, whether the board should be replaced, etc., the network management center NMC must start a test specific to the current board (TPU). This should preferably be done automatically. For this, the NMC software evaluates the "Additional information" field and, together with the object class and instance of the mediated alarm message, can clearly determine and emulate the address of the faulty board.
- the network management center NMC thus, as outlined in FIG. 3, generates a management action "M-ACTION" standardized in accordance with ITU-T X.745 (Systems Management: Test Management Function), in which the hardware to be tested using the so-called “nonSpecificForm” is defined.
- the parameter is the "toBeTestedMORTs" field or boards to be tested.
- the 1st byte defines the frame or Rack number in which the board to be tested or a circuit board to be tested is located.
- the 2nd byte defines the board type, i.e. In the present example TPU and the 3rd byte defines the PCB or board number, here 1.
- the management action M-ACTION is carried out by the
- Network management center NMC sent via the interface to the operation and maintenance center OMC, whereby the recipient is always a management object of the overall equipment type ("equipment-summary" object). In the present case, this is the btsEquipment instance 8.
- the mediation function converts this management action request (M-ACTION request) into a test request according to the manufacturer-specific information model of the OMC-BSS interface. Based on the 1: 1 assignment between the real base station receiver / transmitter station device BTSE and the overall equipment instance btsEquipment and the parameter value "toBeTestedMORTs", the mediation function can clearly define the address of the board to be tested in the real telecommunications network.
- the test request advantageously also contains the identifier of the manufacturer-specific test predefined for the current board.
- test results returned by the network unit are in turn converted by the mediation function in the OMC operations and maintenance center in accordance with the information model of the OMC-NMC interface and with the previous NMC test request from the network management center
- NMC clearly correlated with the help of the standardized parameter "test call ID" or "testlnvocationld”.
- the OMC sends a "response” after the standardized NMC test command, which contains the parameter value "testlnvocationld” so that a test process is clearly identified.
- the same value is inserted by the OMC operations and maintenance center in the testResultNotification for the NMC network management center after the end of the test.
- the displayed or mediated test results can also be used by the NMC software for the automatic creation of so-called error forms or "trouble tickets" so that appropriate repair measures can be initiated on site.
- the definition of the OMC-NMC interface additionally and / or alternatively also enables the automatic
- the network management center NMC can assign a special value for the Use the testing board in the attribute "toBeTestedMORTs".
- the mediation function can interpret this command, for example, as a test request for the entire network unit that is modeled by the recipient of the test request. In the present example, this is the btsEquipment instance 8. Accordingly, the mediation function generates a number of individual test commands that are specific to each hardware board and are sent to the BTSE 8 network unit in succession.
- testResultNotification standardized according to ITU-T X.745.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Mobile Radio Communication Systems (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50010996T DE50010996D1 (de) | 1999-11-09 | 2000-11-07 | Verfahren und System zur hierarchischen Kommunikationsnetzverwaltung |
US10/129,540 US7747714B1 (en) | 1999-11-09 | 2000-11-07 | Method and communication system for managing a communication network |
EP00981163A EP1228599B1 (de) | 1999-11-09 | 2000-11-07 | Verfahren und System zur hierarchischen Kommunikationsnetzverwaltung |
CA002390347A CA2390347C (en) | 1999-11-09 | 2000-11-07 | Method and communication system for managing a communication network |
JP2001537205A JP4460812B2 (ja) | 1999-11-09 | 2000-11-07 | 通信ネットワークを管理する方法および通信システム |
US12/347,043 US8332533B2 (en) | 1999-11-09 | 2008-12-31 | Method and communication system for managing a communication network |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19953877A DE19953877A1 (de) | 1999-11-09 | 1999-11-09 | Verfahren und Kommunikationssystem zum Verwalten eines Kommunikationsnetzes |
DE19953877.8 | 1999-11-09 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/347,043 Continuation US8332533B2 (en) | 1999-11-09 | 2008-12-31 | Method and communication system for managing a communication network |
Publications (2)
Publication Number | Publication Date |
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WO2001035576A2 true WO2001035576A2 (de) | 2001-05-17 |
WO2001035576A3 WO2001035576A3 (de) | 2001-11-29 |
Family
ID=7928425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2000/003894 WO2001035576A2 (de) | 1999-11-09 | 2000-11-07 | Verfahren und kommunikationssystem zum verwalten eines kommunikationsnetzes |
Country Status (8)
Country | Link |
---|---|
US (3) | US7747714B1 (de) |
EP (1) | EP1228599B1 (de) |
JP (2) | JP4460812B2 (de) |
CN (1) | CN1179517C (de) |
CA (3) | CA2660067C (de) |
DE (2) | DE19953877A1 (de) |
ES (1) | ES2244483T3 (de) |
WO (1) | WO2001035576A2 (de) |
Cited By (2)
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US7797425B2 (en) | 2005-12-22 | 2010-09-14 | Amdocs Systems Limited | Method, system and apparatus for communications circuit design |
CN102740342A (zh) * | 2012-06-08 | 2012-10-17 | 大唐移动通信设备有限公司 | 网管设备性能的模拟测试方法和系统 |
Families Citing this family (13)
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DE10134125A1 (de) * | 2001-07-13 | 2003-07-10 | Siemens Ag | Kundenspezifische, dynamische Konfiguration einer OMC-NMC-Schnittstelle |
DE60200111T2 (de) * | 2002-07-22 | 2004-06-03 | Evolium S.A.S. | Verfahren zum Bereitstellen von Dienstverwaltung für Netzelemente eines zelluraren Kommunikationsnetzwerkes |
US8817803B2 (en) * | 2003-01-08 | 2014-08-26 | Nokia Corporation | Method and hierarchical radio network operations system for controlling a mobile communications network |
DE10337450A1 (de) * | 2003-05-31 | 2004-12-23 | Siemens Ag | Verfahren zur Behandlung von Parameteränderungen in einem Managementnetz eines zellularen Kommunikationssystems und Kommunikationssystem |
DE10337464A1 (de) * | 2003-06-01 | 2004-12-23 | Siemens Ag | Verfahren zur Behandlung von Alarmen in einem Managementsystem eines Kommunikationsnetzes |
DE10349005C5 (de) * | 2003-10-17 | 2013-08-22 | Nec Europe Ltd. | Verfahren zur Überwachung eines Netzwerks |
CN100341357C (zh) * | 2004-07-07 | 2007-10-03 | 华为技术有限公司 | 基站日志上报系统及方法 |
CN100349417C (zh) * | 2004-12-14 | 2007-11-14 | 中兴通讯股份有限公司 | 级联网管监控系统流量控制方法 |
CN101277218B (zh) * | 2008-05-04 | 2010-12-29 | 中兴通讯股份有限公司 | 一种网络告警的动态分析系统和方法 |
US8200849B1 (en) * | 2008-06-06 | 2012-06-12 | The Mathworks, Inc. | Model based network communications |
WO2012127803A1 (ja) | 2011-03-23 | 2012-09-27 | パナソニック株式会社 | ステーション、ターゲット装置、イニシエータ装置、通信システム及び通信方法 |
EP2904493A4 (de) * | 2012-10-08 | 2016-06-22 | Robustes hardwarefehlerverwaltungssystem, verfahren und rahmen für unternehmensvorrichtungen | |
CN105306252A (zh) * | 2015-09-19 | 2016-02-03 | 北京暴风科技股份有限公司 | 一种自动判别服务器故障的方法 |
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- 2000-11-07 ES ES00981163T patent/ES2244483T3/es not_active Expired - Lifetime
- 2000-11-07 CN CNB008182353A patent/CN1179517C/zh not_active Expired - Lifetime
- 2000-11-07 CA CA2660067A patent/CA2660067C/en not_active Expired - Lifetime
- 2000-11-07 US US10/129,540 patent/US7747714B1/en active Active
- 2000-11-07 CA CA002660092A patent/CA2660092A1/en not_active Abandoned
- 2000-11-07 EP EP00981163A patent/EP1228599B1/de not_active Expired - Lifetime
- 2000-11-07 DE DE50010996T patent/DE50010996D1/de not_active Expired - Lifetime
- 2000-11-07 WO PCT/DE2000/003894 patent/WO2001035576A2/de active IP Right Grant
- 2000-11-07 CA CA002390347A patent/CA2390347C/en not_active Expired - Lifetime
-
2007
- 2007-11-22 JP JP2007302538A patent/JP2008092598A/ja active Pending
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2008
- 2008-12-31 US US12/347,065 patent/US9667522B2/en not_active Expired - Fee Related
- 2008-12-31 US US12/347,043 patent/US8332533B2/en not_active Expired - Fee Related
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7797425B2 (en) | 2005-12-22 | 2010-09-14 | Amdocs Systems Limited | Method, system and apparatus for communications circuit design |
CN102740342A (zh) * | 2012-06-08 | 2012-10-17 | 大唐移动通信设备有限公司 | 网管设备性能的模拟测试方法和系统 |
Also Published As
Publication number | Publication date |
---|---|
ES2244483T3 (es) | 2005-12-16 |
DE50010996D1 (de) | 2005-09-22 |
CA2660067A1 (en) | 2001-05-17 |
US7747714B1 (en) | 2010-06-29 |
CA2390347C (en) | 2009-11-03 |
JP2008092598A (ja) | 2008-04-17 |
WO2001035576A3 (de) | 2001-11-29 |
CN1421082A (zh) | 2003-05-28 |
DE19953877A1 (de) | 2001-05-23 |
CA2390347A1 (en) | 2001-05-17 |
US8332533B2 (en) | 2012-12-11 |
US9667522B2 (en) | 2017-05-30 |
JP4460812B2 (ja) | 2010-05-12 |
EP1228599A2 (de) | 2002-08-07 |
US20090182870A1 (en) | 2009-07-16 |
CA2660067C (en) | 2013-12-31 |
US20090182861A1 (en) | 2009-07-16 |
CA2660092A1 (en) | 2001-05-17 |
CN1179517C (zh) | 2004-12-08 |
EP1228599B1 (de) | 2005-08-17 |
JP2003527792A (ja) | 2003-09-16 |
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