CN105227388B - The method and system of bearing bed link monitoring - Google Patents
The method and system of bearing bed link monitoring Download PDFInfo
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- CN105227388B CN105227388B CN201410279166.1A CN201410279166A CN105227388B CN 105227388 B CN105227388 B CN 105227388B CN 201410279166 A CN201410279166 A CN 201410279166A CN 105227388 B CN105227388 B CN 105227388B
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Abstract
The invention discloses a kind of method and systems of bearing bed link monitoring realized based on big data technology, are related to network monitoring field.The mass performance data of acquisition bottom of the embodiment of the present invention, therefrom extract relevant performance parameter, utility parameter searches doubtful performance and deteriorates port, and determine that performance deteriorates point according to the performance data that doubtful performance deteriorates the front port of port and its place circuit, realize the monitoring that bearing bed link-quality is solved the problems, such as using big data technology.
Description
Technical field
The present invention relates to network monitoring field, in particular to a kind of bearing bed link monitoring realized based on big data technology
Method and system.
Background technique
With the fast development of communication service, the scale of communication network increasingly increases, but the average price of communication service by
Year decline, therefore network potential is being deep-cut in each operation commercial city, reduces cost payout, raising integral benefit.Therefore network operation
It is intensive to become an important subject under discussion with intelligent.
During traditional performance data analysis, it is limited to the software and hardware processing capacity of system, generallys use on-demand receipts
Collection, the method for bed-by-bed analysis.This method can first judge that upper-layer service layer is deteriorated with the presence or absence of performance, and positioning substantially deteriorates paragraph,
Then the performance data in next layer of channel is regathered, analyzing and positioning deteriorates paragraph, then proceedes to search next layer again of performance number
According to.With reference to one shown in FIG. 1 typical traditional performance data processing method schematic illustration, according to traditional performance data processing
Mode can first look into the channel VC4, i.e. data equipment 1->Transmission device 1->Transmission device 2->Transmission device 6->Transmission device 7->
Then data equipment 2 looks into the channel ODU1, i.e. transmission device 2- again>Transmission device 3->Transmission device 5->Transmission device 6, then
The channel ODU4, i.e. transmission device 3- are looked into again>Transmission device 4->Transmission device 5.
Traditional performance data processing method operation is complex, needs multiple invocation performance data, is only applicable to a small amount of electricity
The monitoring on road and malfunction elimination cannot achieve the analysis and processing of the whole network mass data.
Summary of the invention
One technical problem to be solved by the embodiment of the invention is that：Solve the prison of the carrying layer network with mass data
Control problem.
According to an aspect of an embodiment of the present invention, a kind of method for proposing bearing bed link monitoring, including：Acquisition carrying
The performance data that each port of layer network element generates；Specified performance parameter is extracted from the performance data of acquisition；According to extraction
Performance parameter searches doubtful performance and deteriorates port；The performance number of the front port of port and its place circuit is deteriorated according to doubtful performance
Point is deteriorated according to determining performance.
Another aspect according to an embodiment of the present invention, the system for proposing a kind of bearing bed link monitoring, including：Performance number
According to acquisition module, for acquiring the performance data of each port generation of bearing bed network element；Data preprocessing module, for from acquisition
Specified performance parameter is extracted in performance data；Doubtful port searching module is doubted for being searched according to the performance parameter of extraction
Port is deteriorated like performance；And performance data backtracking module, before according to doubtful performance deterioration port and its place circuit
The performance data of port determines that performance deteriorates point.
The embodiment of the present invention acquires the mass performance data of bottom, therefrom extracts relevant performance parameter, utility
Parameter searches doubtful performance and deteriorates port, and according to doubtful performance deterioration port and its performance data of the front port of place circuit
It determines that performance deteriorates point, realizes the monitoring for solving the problems, such as bearing bed link-quality using big data technology.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the schematic illustration of traditional performance data processing mode.
Fig. 2 is the flow diagram of method one embodiment of bearing bed link monitoring of the present invention.
Fig. 3 is the unified circuit port number schematic diagram of the present invention.
Fig. 4 is the structural schematic diagram of system one embodiment of bearing bed link monitoring of the present invention.
Fig. 5 is the system further embodiment structural schematic diagram of bearing bed link monitoring of the present invention.
Fig. 6 is the system deployment schematic diagram of bearing bed link monitoring scheme application example of the present invention.
Fig. 7 is that the present invention disposes the schematic diagram for carrying out port configuration to system shown in Figure 6.
Fig. 8 is the flow diagram of committed step in present invention monitoring application example.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 2 is the flow diagram of method one embodiment of bearing bed link monitoring of the present invention.As shown in Fig. 2, the reality
The method for applying example includes the following steps：
Step S202, the performance data that each port of acquisition bearing bed network element generates；
Step S204 extracts specified performance parameter from the performance data of acquisition；
Step S206 searches doubtful performance according to the performance parameter of extraction and deteriorates port；
Step S208 determines that performance is bad according to the performance data that doubtful performance deteriorates the front port of port and its place circuit
Change point.
In one embodiment, the performance data of acquisition and the performance parameter of extraction can be stored in current performance database
In, after having searched doubtful performance deterioration port, these current performance datas can be pushed in History Performance Data library,
It is subsequent to recall these History Performance Datas in History Performance Data library to determine that performance deteriorates point.
In one embodiment, step S202 can acquire its generation using different methods according to different device types
Performance data.For example, SNMP (Simple Network Management Protocol, letter can be passed through for router
Single Network Management Protocol) agreement or FTP (File Transfer Protocol, File Transfer Protocol) agreement obtain from router
The performance data of its port when specific implementation, can increase new process to acquire data in router operating system.For
Transmission net equipment can be assisted by COBRA agreement, XML (eXtensible Markup Language, scalability identifiable language)
View or File Transfer Protocol obtain the performance data of its port from transmission net equipment, when specific implementation, can increase a performance data and adopt
Collect module to acquire data, which can be used as one of the northbound interface of network management system (for managing transmission net equipment)
Point.Since router and transmission net equipment are belonging respectively to the equipment in data network and transmission network, the present invention can will be transmitted
The monitoring of net and data network preferably cooperates with, and reduces the network discrepancy of transmission network and data network to network monitoring bring shadow
It rings.
In one embodiment, step S204 can be extracted from the performance data of acquisition bearing bed network element port and its
At least one of corresponding performance parameter, performance parameter is for example including error code, time delay or packet loss etc..In addition, the information extracted is also
It may include the information such as timestamp.For example, the error performance parameter extracted can be expressed as follows：
{ circuit port number+error code mark+timestamp, Bit Error Code Statistics value }
For example, { AAAA10004EC13011133,412 }, indicates port AAAA10004 January 11 the 33rd in 2013
15 minutes (9:00-9:15) the error code number detected in is 412.
In one embodiment, step S206 can be by comparing the value and this performance parameter for the performance parameter extracted
Preset threshold searches doubtful performance deterioration port.In addition, if finding multiple doubtful performance deterioration ports in same circuit,
The doubtful performance chosen near both port of origination deteriorates port.For example, setting in 15 minutes error threshold value as 200, at this time
The value 412 of { AAAA10004EC13011133,412 }>200, then the error code of port AAAA10004 is out-of-limit, deteriorates for doubtful performance
Port；If out-of-limit there are also another port AAAA10007 error code in same circuit, compare port AAAA10004 and port
AAAA10007 who closer to both port of origination, due to the generally ascending number of circuit port, port AAAA10004 is more leaned on
Nearly both port of origination, then doubtful performance deterioration port is determined as port AAAA10004.
In one embodiment, step S208 determine performance deterioration point when can search on the circuit from both port of origination to
The performance data of each port between doubtful performance deterioration port, the performance found out near both port of origination deteriorate port, should be near
The performance deterioration port of nearly both port of origination or its link between preceding Single port are that performance deteriorates point.
In one embodiment, after determining performance deterioration point, point analysis failure cause can also be deteriorated for performance
Carry out fault location；And/or the quality change situation of record performance deterioration point, and issue early warning.
In one embodiment, it needs to carry out some initial configurations before monitoring.For example, according to customer information and network
Resource information determines the bearing bed network element and its port that every circuit is passed through, and numbers for each port assignment circuit port；Also,
For the port assignment port circuit label stack for carrying a plurality of circuit, for recording the circuit end that every circuit is the port assignment
Mouth number.Wherein, circuit port number may include circuit identifier and port serial number, can also include circuit direction.It is with Fig. 3
Example, has a circuit AAAA to link terminal unit 2 through light relay unit 1 and light relay unit 2 from link terminal unit 1, electricity
Each port numbering of road AAAA is as shown in figure 3, for example, circuit port number AAAA10000, wherein and AAAA is circuit identifier, 1
Indication circuit direction, that is, link terminal unit 1 arrives the direction of link terminal unit 2, and 0000 indicates port serial number；For example, circuit
Wherein, AAAA is circuit identifier, 2 indication circuit directions to port numbering AAAA20001, that is, link terminal unit 2 arrives link terminal
The direction of unit 1,0001 indicates port serial number.
It should be noted that when the performance data of each port generation of step S202 acquisition bearing bed network element, if certain one end
Mouthpiece carries a plurality of circuit, then the port has multiple circuit port numbers, and the performance data of the port acquired at this time needs multiple
More parts are made, the circuit port number of every a corresponding port, using circuit port number as key assignments, by its corresponding performance
Data are stored in database.
Fig. 4 is the structural schematic diagram of system one embodiment of bearing bed link monitoring of the present invention.As shown in figure 4, this is
System includes：
Performance data collection module 402, the performance data generated for acquiring each port of bearing bed network element；
Data preprocessing module 404, for extracting specified performance parameter from the performance data of acquisition；
Doubtful port searching module 406 deteriorates port for searching doubtful performance according to the performance parameter of extraction；And
Performance data backtracking module 408, the property of the front port for deteriorating port and its place circuit according to doubtful performance
Energy data determine that performance deteriorates point.
In one embodiment, performance data collection module 402, is specifically used for：
The performance data of its port is obtained from router by snmp protocol or File Transfer Protocol；
The performance data of its port is obtained from transmission net equipment by COBRA agreement, XML protocol or File Transfer Protocol.
In one embodiment, data preprocessing module 404 are specifically used for：It extracts and holds from the performance data of acquisition
Carrier layer network element port and its at least one corresponding performance parameter, performance parameter includes error code, time delay or packet loss.
In one embodiment, doubtful port searching module 406, is specifically used for：By comparing the performance parameter of extraction
The preset threshold of value and this performance parameter searches doubtful performance deterioration port.
In one embodiment, doubtful port searching module 406, is also used to：If finding multiple doubt in same circuit
Port is deteriorated like performance, the doubtful performance chosen near both port of origination deteriorates port.
In one embodiment, performance data backtracking module 408, is specifically used for：Search on the circuit from both port of origination to
The performance data of each port between doubtful performance deterioration port, the performance found out near both port of origination deteriorate port, should be near
The performance deterioration port of nearly both port of origination or its link between preceding Single port are that performance deteriorates point.
As shown in figure 5, the system can also include：Allocation Analysis module 510, for according to customer information and Internet resources
Information determines the bearing bed network element and its port that every circuit is passed through, and numbers for each port assignment circuit port；Also, to hold
It is loaded with the port assignment port circuit label stack of a plurality of circuit, is compiled for recording the circuit port that every circuit is the port assignment
Number.Wherein, circuit port number may include circuit identifier and port serial number, can also include circuit direction.In addition, configuration point
Analysis module 510, which carries out information required for Allocation Analysis, can come from special customer information system and Internet resources system, visitor
Customer data is saved in the information system of family, and Internet resources, the networks letter such as circuit debugging configuration are saved in Internet resources system
Breath.
As shown in figure 5, the system can also include：Fault locating analysis module 512, and/or, circuit quality warning module
514；Fault locating analysis module 512, for carrying out fault location for performance deterioration point analysis failure cause；Circuit quality is pre-
Alert module 514 for the quality change situation of record performance deterioration point, and issues early warning.
As shown in figure 5, the system can also include：Current performance database 516 and History Performance Data library 518.Data
Treated data can the be saved in current performance database 516 of preprocessing module 404, doubtful port searching module 406 use
The data crossed can be saved in History Performance Data library 518, and History Performance Data library can be used in performance data backtracking module 408
Data search performance in 518 deteriorates point.
An application example of the bearing bed link monitoring scheme that the present invention is realized using big data is set forth below.
Fig. 6 is the system deployment schematic diagram of bearing bed link monitoring scheme application example of the present invention, and Fig. 7 is to shown in Fig. 6
The schematic diagram of system deployment progress port configuration.As shown in Figure 6 and Figure 7, bearing bed link monitoring system includes：Performance data is adopted
Collect module, data preprocessing module, doubtful port searching module, performance data backtracking module and Allocation Analysis module, failure
Positioning analysis module, circuit quality warning module, current performance database and History Performance Data library, can also further wrap
It includes：The monitored object such as link terminal unit, photoelectricity light relay unit, pure smooth relay unit.Wherein, link terminal unit refers to chain
The start node or terminal node on road, based on the router device of data network.Photoelectricity light relay unit refers to WDM (wave
Point multiplexing), SDH (synchronous digital system) etc. for representative transmission network element device based on.Pure smooth relay unit, which refers to, puts station with light
For the network element device of representative.In addition, OTM (optical terminal multiplexer), OA (image intensifer), OTU (light wavelength conversion in Fig. 7
Device), OMU (optical multiplexer), OLA (route multiplying arrangement) be the common equipment of optical transport network.
By taking link rate is the WDM link of the bearing data service of 10Gb/s as an example, the start node and terminal node of link
Point (being set to A point and Z point) is two routers respectively, and centre have passed through the wdm system of multiple regions, each region
Wdm system is respectively belonging to different Element management systems (referred to as " network management system ", such as EMS) management.In order in real time to link
Quality is monitored, further break down when can in time positioning failure or issue early warning, following steps can be executed：
The first step：Allocation Analysis module information according to provided by customer information system and Internet resources system, calculates
The circuit information of each port carried in network, and numbered for the circuit port of its distributing uniform.If the port carries
Circuit more than one, then establish port circuit label stack, which can number the corresponding circuit port of every circuit
It records.
By taking Fig. 7 as an example, there are two circuits AAAA and BBBB in carrying layer network, and wherein AAAA is from (the A section of router 1
Point) router 2 (Z node) is arrived, BBBB is responsible pair of Allocation Analysis module from router 4 (A node) to router 3 (Z node)
The port that this two circuits are passed through carries out Unified number.
The exit port distribution number of the bearer circuit AAAA of start node (A node) router 1 is AAAA10000, wherein
AAAA is circuit identifier (i.e. circuit I D), and 1 indicates that light direction is A to Z-direction, and 0000 is port serial number, indicates that this port is
Beginning mouth.
1st network element OTM1 of wdm system is optical terminal multiplexer；OTU port assignment for receiving router 1 is compiled
It number is AAAA10001, wherein AAAA is circuit I D, and 1 indicates that light direction is A to Z-direction, and 0001 indicates that this port is the link
1st receiving port, port serial number 1；OTU port assignment number for receiving router 2 is BBBB20001, wherein
BBBB is circuit I D, and 2 indicate that light direction is Z to the direction A, and 0001 indicates that this port is the 1st receiving port of the link, port
Serial number 1.
2nd network element OA1 of wdm system is image intensifer, corresponds to and carries circuit simultaneously on the port for receiving OTM1
AAAA and circuit BBBB, therefore a number is respectively distributed for two circuits；Because of circuit AAAA, it is to port assignment number
AAAA10002, wherein AAAA is circuit I D, and 1 indicates that light direction is A to Z-direction, and 0002 indicates that this port is the link the 2nd
A receiving port, port serial number 2；Because of circuit BBBB, port assignment number BBBB20002 is given, wherein BBBB is circuit I D
Number, 2 indicate that light direction is Z to the direction A, and 0002 indicates that this port is the 2nd receiving port of the link, port serial number 2；Simultaneously
A port circuit tab stack is established for the port, records all numbers in the port (AAAA10002, BBBB20002).
The number distribution of other each ports is similar with the number method of salary distribution of above-mentioned port, is detailed in attached drawing 7, not another here
One description.
Second step：Performance data caused by all kinds of network elements is acquired as performance data collection module in different ways, such as
Performance data collection module directly can obtain port (such as by snmp protocol or File Transfer Protocol from router 1 and router 3
AAAA20007, BBBB10007) performance data, and performance data collection module then passes through COBRA, XML or File Transfer Protocol and obtains
The performance data of the port OTM1 (such as AAAA10001, BBBB20001, AAAA20006/BBBB10006) obtains the port OTM2 (such as
AAAA10003/BBBB20003, AAAA20004, BBBB10004) performance data and the port OA1 (AAAA10002/
BBBB20002, AAAA20005/BBBB10005) performance data, the working method of other performance data collection modules is similar,
Here it no longer describes one by one.
After performance data collection module collects performance data, it is pushed to data preprocessing module, data preprocessing module
It is responsible for the collected data of analysis institute, extracts required performance parameter (or performance data), big data calculating can be used
In common key-value pair type indicate that such as the error code of port received signal can be expressed as：
{ port numbering+error code mark+timestamp, Bit Error Code Statistics value }
Specific example is：
{ AAAA10004EC13011133,412 } indicates port AAAA10004 the 33rd 15 points of January 11 in 2013
Clock (9:00-9:15) the error code number detected in is 412.
Performance data is sent in current performance database and is stored after pretreatment.
Third step：Doubtful port searching module is by transferring the data saved in current performance database, according to preparatory
The rule of setting finds out doubtful performance deterioration port (referred to as " doubtful port "), and it is single that result is sent to performance data backtracking
Element module.
For example set in 15 minutes error threshold value as 200, the value 412 of { AAAA10004EC13011133,412 } at this time>
200, judge that the error code of exit port AAAA10004 is out-of-limit, it is therefore desirable to which further detailed analysis is implemented to the port.
It establishes new key-value pair and the port of error code occurs for indicating this circuit：{ AAAA1EC13011133,0004 }.
Can also there be port AAAA10007 under normal circumstances according to the characteristic that error code in WDM link transmits and also occur
Error code is out-of-limit, is similarly obtained key-value pair：{ AAAA1EC13011133,0007 }.It is of course also possible to from current performance database
Transfer the error code information of port AAAA10007.
Next, by comparing the value of the two key-value pairs, i.e., 0004<0007, determining first, error code occur out-of-limit (super
Threshold value or thresholding out) port be 0004, determine port AAAA10004 be doubtful port, this result is sent to performance data
Backtracking module.
After doubtful port search procedure terminates, all current performance datas can be pushed in History Performance Data library.
4th step：It, can be in History Performance Data library according to predetermined after performance data backtracking module receives doubtful port
The doubtful port of rule searching and its front port History Performance Data.
In this example, doubtful port key-value pair is { AAAA1EC13011133,0004 }, and performance data backtracking module can be with
The performance data of AAAA10001, AAAA10002, AAAA10003, AAAA10004 in the past period is extracted, such as in the past 6
15 minutes optical power average values in a hour：
Port AAAA10001：
{ AAAA10001OP13011109, -0.10 },
{ AAAA10001OP13011110, -0.10 },
……
{AAAA10001OP13011132,-0.10}
{AAAA10001OP13011133,-0.10}；
Port AAAA10002：
{ AAAA10002OP13011109, -0.10 },
{ AAAA10002OP13011110, -0.10 },
……
{AAAA10002OP13011132,-0.10}
{AAAA10002OP13011133,-0.10}；
Port AAAA10003
{ AAAA10003OP13011109, -0.10 },
{ AAAA10003OP13011110, -0.10 },
……
{AAAA10003OP13011132,-0.07}
{AAAA10003OP13011133,-0.04}；
AAAA10004：
{ AAAA10004OP13011109, -0.10 },
{ AAAA10004OP13011110, -0.10 },
……
{AAAA10004OP13011132,-0.10}
{AAAA10004OP13011133,-0.10}；
According to preset rule, performance data backtracking module judges that the average light power of exit port AAAA10003 exists
It continues to decline, therefore, it is considered where there is performances to deteriorate sign, performance deterioration point may be port AAAA10003, alternatively, port
Link between AAAA10003 and port AAAA10002, specific positioning can refer to step S814~S836.
Fault locating analysis module and circuit quality warning module can further analyze the properties data of the port,
To provide alert to maintenance personnel, and start corresponding link protection or Restoration Mechanism.
Fig. 8 is the committed step flow diagram that above-mentioned application example is monitored.As shown in figure 8, including the following steps：
Step S802, collecting performance data specifically can be with the description of reference performance data acquisition module；
Step S804 is stored in database after performance data pretreatment, specifically can be with the description of reference data preprocessing module；
Step S806 searches the port of error code non-zero after error correction；
Step S808, if finding out port of the error code beyond threshold value before error correction without the port of error code non-zero after error correction；
Doubtful port can be found out by step S806 and S808.
Step S810 finds out the error code section of the corresponding circuit in doubtful port；
Step S812 finds out error code section and a port of error code occurs, a port and its with preceding Single port it
Between link all may be performance deterioration point, both may further determine that out which is that performance deteriorates point by following steps.
Step S814 recalls entangling in the port (a port that step S812 is found) a period of time (such as 4 hours)
The bit error rate before mistake；
Step S816, whether the bit error rate continues to increase before judging the error correction of the port, if it is not, then the port may be prominent
Hair property error code, can wouldn't process (step S818), if so, traversing the performance indexes (step S820) of the port；
Whether step S822 is normal to determine whether being asking for the port itself by the performance indexes of the port
Topic；If so, fault location is in this port (step S824), if not, finding out the optical port between the port and higher level port
(step S826)；
Step S828, backtracking optical port optical power value interior for a period of time；
Step S830, judges whether optical power value changes；If there is a change, determine failure the port with it is previous
Chain road (step S832) between port；If do not changed, possible optical noise is too strong, needs further to check (step
S834)；
Step S836 issues early warning.
The embodiment of the present invention acquires the mass performance data of bottom, therefrom extracts relevant performance parameter, utility
Parameter searches doubtful performance and deteriorates port, and according to doubtful performance deterioration port and its performance data of the front port of place circuit
It determines that performance deteriorates point, realizes the monitoring for solving the problems, such as bearing bed link-quality using big data technology.In addition, router and
Transmission net equipment is belonging respectively to the equipment in data network and transmission network, the monitoring of transmission network and data network can preferably be cooperateed with
Get up, the network discrepancy for reducing transmission network and data network influences network monitoring bring.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (16)
1. a kind of method of bearing bed link monitoring, including：
Acquire the performance data that each port of bearing bed network element generates；
Specified performance parameter is extracted from the performance data of acquisition；
Doubtful performance, which is searched, according to the performance parameter of extraction deteriorates port；
Determine that performance deteriorates point according to the performance data that doubtful performance deteriorates the front port of port and its place circuit,
Wherein, the performance data of the front port that port and its place circuit are deteriorated according to doubtful performance determines that performance deteriorates point
Including：
It searches on the circuit and to deteriorate the performance data of each port port from both port of origination to doubtful performance, find out near rising
The performance of beginning mouth deteriorates port, should deteriorate port near the performance of both port of origination or its link between preceding Single port is
Performance deteriorates point.
2. the method according to claim 1, wherein the performance number that each port of the acquisition bearing bed network element generates
According to including：
The performance data of its port is obtained from router by snmp protocol or File Transfer Protocol；
The performance data of its port is obtained from transmission net equipment by COBRA agreement, XML protocol or File Transfer Protocol.
3. the method according to claim 1, wherein extracting specified property in the performance data from acquisition
Can parameter include：
Bearing bed network element port and its at least one corresponding performance parameter, performance parameter are extracted from the performance data of acquisition
Including error code, time delay or packet loss.
4. the method according to claim 1, wherein described bad according to the doubtful performance of the performance parameter of extraction lookup
Changing port includes：
By comparing the value of the performance parameter of extraction and the preset threshold of this performance parameter, doubtful performance deterioration port is searched.
5. according to the method described in claim 4, it is characterized in that, further including：
If finding multiple doubtful performance deterioration ports in same circuit, the doubtful performance chosen near both port of origination is deteriorated
Port.
6. the method according to claim 1, wherein further including：
The bearing bed network element and its port that every circuit is passed through are determined according to customer information and network resource information, are each port
Distributor circuit port numbering；Also, to carry the port assignment port circuit label stack of a plurality of circuit, for recording every electricity
Road is that the circuit port of the port assignment is numbered.
7. according to the method described in claim 6, it is characterized in that, circuit port number includes circuit identifier and port sequence
Number, alternatively, circuit port number includes circuit identifier and port serial number and circuit direction.
8. the method according to claim 1, wherein further including after determining performance deterioration point：
Fault location is carried out for performance deterioration point analysis failure cause；And/or
The quality change situation of record performance deterioration point, and issue early warning.
9. a kind of system of bearing bed link monitoring, including：
Performance data collection module, the performance data generated for acquiring each port of bearing bed network element；
Data preprocessing module, for extracting specified performance parameter from the performance data of acquisition；
Doubtful port searching module deteriorates port for searching doubtful performance according to the performance parameter of extraction；And
Performance data backtracking module, it is true for deteriorating the performance data of front port of port and its place circuit according to doubtful performance
It is qualitative to deteriorate a little, it is specifically used for：
It searches on the circuit and to deteriorate the performance data of each port port from both port of origination to doubtful performance, find out near rising
The performance of beginning mouth deteriorates port, should deteriorate port near the performance of both port of origination or its link between preceding Single port is
Performance deteriorates point.
10. system according to claim 9, which is characterized in that the performance data collection module is specifically used for：
The performance data of its port is obtained from router by snmp protocol or File Transfer Protocol；
The performance data of its port is obtained from transmission net equipment by COBRA agreement, XML protocol or File Transfer Protocol.
11. system according to claim 9, which is characterized in that the data preprocessing module is specifically used for：
Bearing bed network element port and its at least one corresponding performance parameter, performance parameter are extracted from the performance data of acquisition
Including error code, time delay or packet loss.
12. system according to claim 9, which is characterized in that the doubtful port searching module is specifically used for：
By comparing the value of the performance parameter of extraction and the preset threshold of this performance parameter, doubtful performance deterioration port is searched.
13. system according to claim 12, which is characterized in that the doubtful port searching module is also used to：
If finding multiple doubtful performance deterioration ports in same circuit, the doubtful performance chosen near both port of origination is deteriorated
Port.
14. system according to claim 9, which is characterized in that further include：
Allocation Analysis module, for determining bearing bed network element that every circuit is passed through according to customer information and network resource information
And its port, it is numbered for each port assignment circuit port；Also, to carry the port assignment port circuit label of a plurality of circuit
Stack is numbered for recording the circuit port that every circuit is the port assignment.
15. system according to claim 14, which is characterized in that the circuit port number includes circuit identifier and port
Serial number, alternatively, circuit port number includes circuit identifier and port serial number and circuit direction.
16. system according to claim 9, which is characterized in that further include：Fault locating analysis module, and/or, circuit
Quality pre-alert module；
The fault locating analysis module, for carrying out fault location for performance deterioration point analysis failure cause；
The circuit quality warning module for the quality change situation of record performance deterioration point, and issues early warning.
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| CN101409646A (en) * | 2007-10-12 | 2009-04-15 | 华为技术有限公司 | Method, apparatus, system, network management equipment and node for monitoring performance parameter |
| CN101459862A (en) * | 2008-11-21 | 2009-06-17 | 烽火通信科技股份有限公司 | Method and apparatus for end-to-end automatic configuring G.709 connection monitoring overhead |
| CN102035718A (en) * | 2009-09-27 | 2011-04-27 | 中国移动通信集团公司 | Method, device and system for protection switching of packet transport network |
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| AU2003276685A1 (en) * | 2002-06-13 | 2003-12-31 | Netscout Systems, Inc. | Real-time network performance monitoring system |
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| CN101409646A (en) * | 2007-10-12 | 2009-04-15 | 华为技术有限公司 | Method, apparatus, system, network management equipment and node for monitoring performance parameter |
| CN101459862A (en) * | 2008-11-21 | 2009-06-17 | 烽火通信科技股份有限公司 | Method and apparatus for end-to-end automatic configuring G.709 connection monitoring overhead |
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