CN105071970A - Failure analysis method, failure analysis system and network management equipment - Google Patents
Failure analysis method, failure analysis system and network management equipment Download PDFInfo
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- CN105071970A CN105071970A CN201510532641.6A CN201510532641A CN105071970A CN 105071970 A CN105071970 A CN 105071970A CN 201510532641 A CN201510532641 A CN 201510532641A CN 105071970 A CN105071970 A CN 105071970A
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- 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
- H04L41/0677—Localisation of faults
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Abstract
The invention discloses a failure analysis method, a failure analysis system and network management equipment. Comprehensive network management equipment can obtain positioning information of alarms in a jurisdiction range of transmission network management equipment and positioning information of a first alarm corresponding to the alarms by receiving alarm analysis information reported by various transmission network management equipment; then, when further analyzing, the comprehensive network management equipment is only necessary to perform association analysis of various first alarms, so that a second alarm can be determined; thus, failure positioning is completed; all the alarms are unnecessary to process; alarm data in need of being reported and analyzed is greatly reduced; and thus, the failure analysis efficiency is improved.
Description
Technical field
The present invention relates to transmission network field, especially a kind of failure analysis methods and system and comprehensive network management equipment and transmission network management equipment.
Background technology
At present, transmission network management system comprises Network Element Layer, transmission equipment webmaster layer and comprehensive network tube layer three levels, and comprehensive network management can obtain resource data, the network operation data such as alarm data and performance data of transmission equipment webmaster.
In alert analysis, the full dose that current transmission equipment webmaster carries out alarm data by northbound interface to comprehensive network management reports, and comprehensive network management needs to carry out analyzing and processing to all alarms received.Because alarm quantity is huge, comparatively large, that fault location the is slow problem of comprehensive network management accident analysis difficulty is more outstanding.
Summary of the invention
An embodiment of the present invention technical problem to be solved is: the efficiency how improving comprehensive network management accident analysis.
According to first aspect of the embodiment of the present invention, provide a kind of method of accident analysis, comprise: comprehensive network management equipment receives the alert analysis information that each transmission network management equipment reports, alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm; The alert analysis information that comprehensive network management equipment reports according to each transmission network management equipment carries out association analysis to each first alarm, from each first alarm, determine second alarm; Comprehensive network management equipment carries out fault location according to second alarm.
In one embodiment, the alert analysis information that comprehensive network management equipment reports according to each transmission network management equipment carries out association analysis to each first alarm, from each first alarm, determine that second alarm comprises: between the alert analysis information searching alarm time of origin that comprehensive network management equipment reports according to each transmission network management equipment, be interposed between relevant first alarm in preset range, and the upstream-downstream relationship of transmission network management equipment, is defined as second alarm by first alarm in upstream transmission Network Management Equipment compass of competency belonging to relevant first alarm.
In one embodiment, comprehensive network management equipment receives by northbound interface the alert analysis information that each transmission network management equipment reports.
According to second aspect of the embodiment of the present invention, provide a kind of method of accident analysis, comprising: transmission network management equipment receives the alarm that each network element in compass of competency sends; Transmission network management equipment carries out association analysis to determine first alarm to the alarm that each network element sends; Transmission network management equipment is to comprehensive network management equipment report and alarm analytical information, alert analysis information comprises the locating information of the alarm in this transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm, so that comprehensive network management equipment carries out association analysis to the alert analysis information that each transmission network management equipment reports and carries out fault location.
In one embodiment, transmission network management equipment carries out association analysis to determine that first alarm comprises to the alarm that each network element sends: transmission network management equipment finds the relevant alarm be interposed between alarm time of origin in preset range from the alarm that each network element sends; If relevant alarm, from identical network element, determines first alarm according to the derivative rule between alarm type from relevant alarm; If relevant alarm is from different network elements, according to the upstream-downstream relationship of network element, the alarm that upstream network element sends is defined as first alarm.
In one embodiment, transmission network management equipment by northbound interface to comprehensive network management equipment report and alarm analytical information.
According to the 3rd aspect of the embodiment of the present invention, provide a kind of comprehensive network management equipment, comprise: information receiving module, for receiving the alert analysis information that each transmission network management equipment reports, alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm; Information analysis module, carries out association analysis for the alert analysis information reported according to each transmission network management equipment to each first alarm, from each first alarm, determines second alarm; Fault location module, for carrying out fault location according to second alarm.
In one embodiment, information analysis module is used for relevant first alarm be interposed between the alert analysis information searching alarm time of origin that reports according to each transmission network management equipment in preset range, and the upstream-downstream relationship of transmission network management equipment, is defined as second alarm by first alarm in upstream transmission Network Management Equipment compass of competency belonging to relevant first alarm.
According to the 4th aspect of the embodiment of the present invention, provide a kind of transmission network management equipment, comprising: alarm receiver module, the alarm that each network element for receiving in compass of competency sends; Alert analysis module, the alarm for sending each network element carries out association analysis to determine first alarm; Information reporting module, for to comprehensive network management equipment report and alarm analytical information, alert analysis information comprises the locating information of the alarm in this transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm, so that comprehensive network management equipment carries out association analysis to the alert analysis information that each transmission network management equipment reports and carries out fault location.
In one embodiment, alert analysis module is used for from the alarm that each network element sends, find the relevant alarm be interposed between alarm time of origin in preset range; If relevant alarm, from identical network element, determines first alarm according to the derivative rule between alarm type from relevant alarm; If relevant alarm is from different network elements, according to the upstream-downstream relationship of network element, the alarm that upstream network element sends is defined as first alarm.
According to the 5th aspect of the embodiment of the present invention, provide a kind of trouble analysis system, comprise any one comprehensive network management equipment aforementioned and any one transmission network management equipment aforementioned.
In one embodiment, the transmission network management equipment in system comprises northbound interface, for supplying transmission network management equipment by alert analysis information reporting to comprehensive network management equipment.
The present invention at least has the following advantages: the alert analysis information that comprehensive network management equipment reports by receiving each transmission network management equipment, the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm can be known, then when comprehensive network management equipment is further analyzed, only need carry out association analysis to each first alarm, second alarm can be determined, and then complete fault location, without the need to processing all alarms, need the alarm data reporting and analyze significantly to reduce, improve the efficiency of accident analysis.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present invention, further feature of the present invention and advantage thereof will become clear.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 illustrates the schematic flow sheet of a failure analysis methods of the present invention embodiment.
Fig. 2 illustrates the schematic flow sheet of another embodiment of failure analysis methods of the present invention.
Fig. 3 illustrates the schematic flow sheet of another embodiment of failure analysis methods of the present invention.
Fig. 4 illustrates a network scenarios schematic diagram of failure analysis methods application example in transmission network of the present invention.
Fig. 5 illustrates the schematic flow sheet of another embodiment of failure analysis methods of the present invention.
Fig. 6 illustrates the structural representation of a trouble analysis system of the present invention embodiment.
Fig. 7 illustrates the structural representation of a comprehensive network management equipment of the present invention embodiment.
Fig. 8 illustrates the structural representation of a transmission network management equipment of the present invention embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The method of the accident analysis of one embodiment of the invention is described below with reference to Fig. 1.
Fig. 1 is the flow chart of an embodiment of failure analysis methods of the present invention.As shown in Figure 1, the method for this embodiment comprises:
Step S102, comprehensive network management equipment receives the alert analysis information that each transmission network management equipment reports, and alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm.
Step S104, the alert analysis information that comprehensive network management equipment reports according to each transmission network management equipment carries out association analysis to each first alarm, from each first alarm, determine second alarm.
Step S106, comprehensive network management equipment carries out fault location according to second alarm.
The alert analysis information that comprehensive network management equipment reports by receiving each transmission network management equipment, the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm can be known, then when comprehensive network management equipment is further analyzed, only need carry out association analysis to each first alarm, second alarm can be determined, and then complete fault location, without the need to processing all alarms, need the alarm data reporting and analyze significantly to reduce, improve the efficiency of accident analysis.
Describe the present invention below with reference to Fig. 2 and situation is realized to the one that association analysis is carried out in each first alarm.
Fig. 2 is the flow chart of another embodiment of failure analysis methods of the present invention.As shown in Figure 2, the method for this embodiment comprises:
Step S102, comprehensive network management equipment receives the alert analysis information that each transmission network management equipment reports, and alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm.Then step S2042 is performed.
Step S2042, is interposed between relevant first alarm in preset range between the alert analysis information searching alarm time of origin that comprehensive network management equipment reports according to each transmission network management equipment.
Step S2044, the upstream-downstream relationship of comprehensive network management equipment transmission network management equipment belonging to relevant first alarm, is defined as second alarm by first alarm in upstream transmission Network Management Equipment compass of competency.Then step S106 is performed.
Step S106, comprehensive network management equipment carries out fault location according to second alarm.
Inventor finds, if upstream network element/port/link breaks down, even if the network element/port/link in downstream is normal, downstream also may be caused to produce a large amount of alarms jointly.By adopting the upstream-downstream relationship judgment mode of the transmission network management equipment belonging to first alarm to determine second alarm, can the alert analysis information from downstream network element of fast and effeciently filtering out redundant, improve the efficiency of accident analysis.
The locating information of the locating information of the alarm in its compass of competency comprised in the alert analysis information that transmission network management equipment reports and corresponding first alarm of this alarm can be obtained by the method for association analysis equally.Below with reference to Fig. 3, transmission network management equipment to carry out association analysis situation to alarm is described.
Fig. 3 is the flow chart of another embodiment of failure analysis methods of the present invention.As shown in Figure 3, the method for this embodiment comprises:
Step S3012, transmission network management equipment receives the alarm that each network element in compass of competency sends.
Step S3014, transmission network management equipment carries out association analysis to determine first alarm to the alarm that each network element sends.
Step S3016, transmission network management equipment is to comprehensive network management equipment report and alarm analytical information, and wherein, alert analysis information comprises the locating information of the alarm in this transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm.
Then can perform step S102 ~ S106, that is, comprehensive network management equipment carries out association analysis to the alert analysis information that each transmission network management equipment reports and carries out fault location.
Pass through such scheme, transmission network management equipment, without the need to full dose reporting alarm data, only needs report and alarm analytical information, needs the alarm data reported significantly to reduce, and then the alarm data of comprehensive network management equipment Water demand also significantly reduces, thus improve the efficiency of accident analysis.
In step S3012, the alarm that transmission network management equipment receives may from identical network element, also may from different network elements.Below for these two kinds different situations, the transmission network management equipment in step S3014 that describes respectively carries out association analysis to determine the method for first alarm to the alarm that each network element sends.
First, transmission network management equipment finds the relevant alarm be interposed between alarm time of origin in preset range from the alarm that each network element sends.
Then, judge that whether relevant alarm is from identical network element.
When relevant alarm is from identical network element, first alarm can be determined according to the derivative rule between alarm type from relevant alarm.Such as, transmission network management equipment receives LOS (line signal loss) from same equipment and LOF (line frame loss) alarm simultaneously, can cause LOF alarm, determine that LOS is first alarm thus according to derivative regular LOS alarm.
When relevant alarm is from different network elements, according to the upstream-downstream relationship of network element, the alarm that upstream network element sends can be defined as first alarm.Such as, transmission network management equipment receives certain alarm of network element 1 and network element 2 simultaneously, and network element 1 is the upstream equipment of network element 2, then the alarm that network element 1 sends is defined as first alarm.
Obviously, except the alarm correlation analysis method of foregoing description, transmission network management equipment can also adopt additive method to determine first alarm as required, no longer exhaustive here.
In foregoing individual embodiments, transmission network management equipment can by northbound interface to comprehensive network management equipment report and alarm analytical information, and accordingly, comprehensive network management equipment can receive by northbound interface the alert analysis information that each transmission network management equipment reports.Northbound interface is the interface that producer or operator carry out access and supervising the network.
When carrying out alert analysis information reporting by northbound interface, unified form can be adopted to report, and the parameter comprised such as can comprise: the unique number of alert analysis information, and alarm is the number of location uniquely, first alarm uniquely number of location.By adopting this three parameters, both different alert analysis data separations can be come, the secondary relationship between the alarm in transmission network management equipment compass of competency can be shown again.
Fig. 4 is a network scenarios schematic diagram of failure analysis methods application example in transmission network of the present invention.As shown in Figure 4, the Network Element Layer of this scene comprises network element 1, network element 2, network element 3, network element 4 and network element 5, and transmission equipment webmaster layer comprises transmission network management equipment 1 and transmission network management equipment 2, and comprehensive network tube layer comprises comprehensive network management equipment 1.Wherein, network element 1-5 is sequentially arranged on an optical cable; Transmission network management equipment 1 and transmission network management equipment 2 are positioned at same circuit, and transmission network management equipment 1 administers network element 1-3, and transmission network management equipment 2 administers network element 4 and network element 5; Comprehensive network management equipment 1 administers transmission network management equipment 1 and transmission network management equipment 2.
When between network element 1 and network element 2, optical cable occurs to interrupt, the port D of the port A of network element 2, the port B of network element 3, network element 4 port C, network element 5 produces " optical link dropout " alarm.If the alarm of port A, B, C, D uniquely number of location field alarmSerialNo is respectively 1001,1002,1003 and 1004.
Below in conjunction with Fig. 5, an embodiment process of failure analysis methods of the present invention under description Fig. 4 scene.
Fig. 5 is the flow chart of another embodiment of failure analysis methods of the present invention.As shown in Figure 5, the method for this embodiment comprises:
Step S502, after fault occurs, the alarm report of network element 2 and network element 3 is to transmission network management equipment 1, and the alarm report of network element 4 and network element 5 is to transmission network management equipment 2.
Step S504, transmission network management equipment 1 carries out association analysis to receive two alarms.Because transmission network management equipment 1 have received two alarms of breaking down simultaneously, and the network element 2 of its administration is positioned at the upstream of network element 3, therefore determines that the alarm that port A sends is first alarm.
Transmission network management equipment 2 adopts similar method to carry out association analysis, determines that the alarm that port C sends is first alarm.
Step S506, transmission network management equipment 1 by northbound interface to comprehensive network management equipment 1 report and alarm analytical information, as shown in table 1.Transmission network management equipment 2 is to comprehensive network management equipment 1 report and alarm analytical information, as shown in table 2.
| Title | Describe | Value |
| notificationId | The unique number of alert analysis information | 10000001 |
| alarmSerialNo | Alarm is the number of location uniquely | 1002 |
| CorrelatedList | First alarm uniquely number of location | value＝1001 |
Table 1
| Title | Describe | Value |
| notificationId | The unique number of alert analysis information | 10000002 |
| alarmSerialNo | Alarm is the number of location uniquely | 1004 |
| CorrelatedList | First alarm uniquely number of location | value＝1003 |
Table 2
Step S508, comprehensive network management equipment 1 carries out association analysis to first alarm in above-mentioned alert analysis information.By topological analysis, confirm the upstream of the transmission network management equipment 2 of transmission network management equipment 1 belonging to port C belonging to port A, the alarm 1001 that therefore port A sends is second alarm.
Step S510, according to the location number of second alarm, determines that fault is from network element 2 or between network element 1 and network element 2.Then, again through further investigation and analysis, can also confirm that failure cause is that between network element 1 and network element 2, optical cable interrupts.
The trouble analysis system of one embodiment of the invention is described below with reference to Fig. 6.
Fig. 6 is the structure chart of an embodiment of trouble analysis system of the present invention.As shown in Figure 6, this system comprises comprehensive network management equipment 62 and transmission network management equipment 64.
Transmission network management equipment 64 can also comprise northbound interface, for supplying transmission network management equipment 64 by alert analysis information reporting to comprehensive network management equipment 62.
The comprehensive network management equipment of one embodiment of the invention is described below with reference to Fig. 7.
Fig. 7 is the structure chart of an embodiment of comprehensive network management equipment of the present invention.As shown in Figure 7, comprehensive network management equipment 62 comprises information receiving module 722, information analysis module 724 and fault location module 726.The alert analysis information that information receiving module 722 reports for receiving each transmission network management equipment, alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm; Information analysis module 724 carries out association analysis for the alert analysis information reported according to each transmission network management equipment to each first alarm, from each first alarm, determine second alarm; Fault location module 726 is for carrying out fault location according to second alarm.
Information analysis module 724 may be used for relevant first alarm be interposed between the alert analysis information searching alarm time of origin that reports according to each transmission network management equipment in preset range, and the upstream-downstream relationship of transmission network management equipment, is defined as second alarm by first alarm in upstream transmission Network Management Equipment compass of competency belonging to relevant first alarm.
The transmission network management equipment of one embodiment of the invention is described below with reference to Fig. 8.
Fig. 8 is the structure chart of an embodiment of transmission network management equipment of the present invention.As shown in Figure 8, transmission network management equipment 64 comprises alarm receiver module 842, alert analysis module 844 and information reporting module 846.The alarm that alarm receiver module 842 sends for each network element received in compass of competency; Alert analysis module 844 carries out association analysis to determine first alarm for the alarm sent each network element; Information reporting module 846 is for comprehensive network management equipment report and alarm analytical information, alert analysis information comprises the locating information of the alarm in this transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm, so that comprehensive network management equipment carries out association analysis to the alert analysis information that each transmission network management equipment reports and carries out fault location.
Alert analysis module 844 may be used for finding the alarm sent from each network element the relevant alarm be interposed between alarm time of origin in preset range.If relevant alarm, from identical network element, determines first alarm according to the derivative rule between alarm type from relevant alarm; If relevant alarm is from different network elements, according to the upstream-downstream relationship of network element, the alarm that upstream network element sends is defined as first alarm.
In addition, a kind of computer program can also be embodied as according to method of the present invention, this computer program comprises computer-readable medium, stores the computer program for performing the above-mentioned functions limited in method of the present invention on the computer-readable medium.Those skilled in the art will also understand is that, may be implemented as electronic hardware, computer software or both combinations in conjunction with various illustrative logical blocks, module, circuit and the algorithm steps described by disclosure herein.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. a method for accident analysis, comprising:
Comprehensive network management equipment receives the alert analysis information that each transmission network management equipment reports, and described alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm;
The alert analysis information that comprehensive network management equipment reports according to each transmission network management equipment carries out association analysis to each first alarm, from each first alarm, determine second alarm;
Comprehensive network management equipment carries out fault location according to second alarm.
2. method according to claim 1, is characterized in that, the alert analysis information that described comprehensive network management equipment reports according to each transmission network management equipment carries out association analysis to each first alarm, from each first alarm, determine that second alarm comprises:
Relevant first alarm in preset range is interposed between the alert analysis information searching alarm time of origin that comprehensive network management equipment reports according to each transmission network management equipment, and the upstream-downstream relationship of transmission network management equipment, is defined as second alarm by first alarm in upstream transmission Network Management Equipment compass of competency belonging to relevant first alarm.
3. method according to claim 1 and 2, is characterized in that, described comprehensive network management equipment receives by northbound interface the alert analysis information that each transmission network management equipment reports.
4. a method for accident analysis, comprising:
Transmission network management equipment receives the alarm that each network element in compass of competency sends;
Transmission network management equipment carries out association analysis to determine first alarm to the alarm that each network element sends;
Transmission network management equipment is to comprehensive network management equipment report and alarm analytical information, described alert analysis information comprises the locating information of the alarm in this transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm, so that described comprehensive network management equipment carries out association analysis to the alert analysis information that each transmission network management equipment reports and carries out fault location.
5. method according to claim 4, is characterized in that, described transmission network management equipment carries out association analysis to determine that first alarm comprises to the alarm that each network element sends:
Transmission network management equipment finds the relevant alarm be interposed between alarm time of origin in preset range from the alarm that each network element sends;
If relevant alarm, from identical network element, determines first alarm according to the derivative rule between alarm type from relevant alarm;
If relevant alarm is from different network elements, according to the upstream-downstream relationship of network element, the alarm that upstream network element sends is defined as first alarm.
6. method according to claim 5, is characterized in that, described transmission network management equipment by northbound interface to comprehensive network management equipment report and alarm analytical information.
7. a comprehensive network management equipment, comprising:
Information receiving module, for receiving the alert analysis information that each transmission network management equipment reports, described alert analysis information comprises the locating information of the alarm in transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm;
Information analysis module, carries out association analysis for the alert analysis information reported according to each transmission network management equipment to each first alarm, from each first alarm, determines second alarm;
Fault location module, for carrying out fault location according to second alarm.
8. comprehensive network management equipment according to claim 7, it is characterized in that, described information analysis module is used for relevant first alarm be interposed between the alert analysis information searching alarm time of origin that reports according to each transmission network management equipment in preset range, and the upstream-downstream relationship of transmission network management equipment, is defined as second alarm by first alarm in upstream transmission Network Management Equipment compass of competency belonging to relevant first alarm.
9. a transmission network management equipment, comprising:
Alarm receiver module, the alarm that each network element for receiving in compass of competency sends;
Alert analysis module, the alarm for sending each network element carries out association analysis to determine first alarm;
Information reporting module, for to comprehensive network management equipment report and alarm analytical information, described alert analysis information comprises the locating information of the alarm in this transmission network management equipment compass of competency and the locating information of corresponding first alarm of this alarm, so that described comprehensive network management equipment carries out association analysis to the alert analysis information that each transmission network management equipment reports and carries out fault location.
10. transmission network management equipment according to claim 9, is characterized in that,
Described alert analysis module is used for from the alarm that each network element sends, find the relevant alarm be interposed between alarm time of origin in preset range;
If relevant alarm, from identical network element, determines first alarm according to the derivative rule between alarm type from relevant alarm;
If relevant alarm is from different network elements, according to the upstream-downstream relationship of network element, the alarm that upstream network element sends is defined as first alarm.
11. 1 kinds of trouble analysis systems, is characterized in that, comprising:
Comprehensive network management equipment described in claim 7 or 8,
With, the transmission network management equipment according to any one of claim 9 or 10.
12. trouble analysis systems according to claim 11, is characterized in that, described transmission network management equipment comprises northbound interface, for giving described comprehensive network management equipment for described transmission network management equipment by alert analysis information reporting.
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