CN109067567B - Network communication interruption diagnosis method - Google Patents
Network communication interruption diagnosis method Download PDFInfo
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- CN109067567B CN109067567B CN201810761691.5A CN201810761691A CN109067567B CN 109067567 B CN109067567 B CN 109067567B CN 201810761691 A CN201810761691 A CN 201810761691A CN 109067567 B CN109067567 B CN 109067567B
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- 230000006854 communication Effects 0.000 title claims abstract description 78
- 238000004891 communication Methods 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000003745 diagnosis Methods 0.000 title abstract description 10
- 238000009825 accumulation Methods 0.000 claims abstract description 10
- 238000012423 maintenance Methods 0.000 claims description 10
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 238000002405 diagnostic procedure Methods 0.000 claims 4
- 238000013024 troubleshooting Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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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
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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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
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
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- 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
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
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Abstract
The invention discloses a network communication interruption diagnosis method, which comprises the following steps: the method comprises the following steps: appointing a constantly changing data in the network communication data, and endowing an initial value, wherein each communication period of the vital signal data accumulates a step length; step two: when the vital signal reaches the maximum value of the data type of the vital signal, returning a fixed value which is larger than the initial value and smaller than the maximum value to restart accumulation; step three: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time; step four: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted; and other steps. The invention classifies the communication interruption faults and gives corresponding prompts, thereby improving the efficiency of troubleshooting by maintainers.
Description
Technical Field
The invention relates to a network communication interruption diagnosis method.
Background
In various network communication processes, whether communication is interrupted or not is inevitably needed to be diagnosed, and the existing communication interruption diagnosis mode is only limited to judging whether communication of two devices is interrupted or not, and communication interruption caused by which reasons (device restart and line interference) cannot be distinguished.
The train network control system (TCMS) needs to carry out data communication with each device on a train, communication interruption faults of the TCMS and a certain device can often occur at the initial stage of train debugging, meanwhile, the communication interruption faults generally have short-time and sporadic properties, the faults are often reset when communication interruption faults are checked, maintenance personnel can only check the faults according to self experiences, and the efficiency is very low.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a network communication interruption diagnosis method for improving the troubleshooting efficiency of maintainers.
The purpose of the invention is realized by the following technical scheme: a network communication interruption diagnosis method includes the following steps:
the method comprises the following steps: appointing a constantly changing data (vital signal) in the network communication data, and giving an initial value, wherein the vital signal data accumulates a step length every communication period;
step two: when the vital signal reaches the maximum value of the data type of the vital signal, returning a fixed value which is larger than the initial value and smaller than the maximum value to restart accumulation;
step three: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time;
step four: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted;
step five: when communication interruption is judged, firstly, whether the communication interruption is self-reset is judged; if the self-reset can not be realized, prompting first type check information;
step six: if the self-reset is available, judging whether the receiving equipment (such as TCMS) detects that the life signal data of the sending equipment appears to be less than a fixed value after the reset; if not, prompting the second type of check information;
step seven: if the receiving device (such as TCMS) detects that the life signal data of the transmitting device appears to be less than a fixed value after being reset, prompting to prompt the third type of check information.
Preferably, the step size is set to 1.
Preferably, the fixed value is set to 100.
Preferably, the first type of check information includes: checking whether the equipment and the power supply are normal, whether the point position of the communication line is correct and whether the communication connector is disconnected;
the second type of check information includes: checking whether a virtual connection exists in the communication connector, whether the terminal resistance is normal or not, and checking whether high-voltage line interference exists or not;
the third type of check information includes: checking whether the power supply is unstable, checking a communication chip of the equipment and replacing the equipment.
Preferably, the method comprises the following steps:
s1: the vital signal generation mode: starting from 0 when the equipment just starts to generate the vital signal, and accumulating 1 in each communication period;
s2: after the accumulation reaches the maximum value of the data type of the self (for example, the maximum value of the byte type is 255), returning to a fixed value (for example, 100) which is not 0 to start accumulation, and then cyclically changing the vital signal data between the fixed value and the maximum value;
s3: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time;
s4: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted;
s5: when communication interruption is judged, firstly, whether the communication interruption is self-reset is judged;
s6: the method comprises the following steps that (1) dead faults which cannot be automatically reset are prompted through a display interface, whether equipment normally works or not is checked, and if the equipment normally works, whether a communication line is connected in a wrong mode or not is checked;
s7: the method comprises the following steps that self-reset communication interruption can be realized, and a receiving device (such as TCMS) detects whether life signal data of a sending device is smaller than a fixed value after reset;
s8: if the current value is less than the fixed value, the equipment is fed back to restart through the display interface, and maintenance personnel are prompted to inspect the sending equipment again; s9: if the current value is not less than the fixed value, possible line interference is fed back through the display interface, and maintenance personnel are prompted to emphatically check the communication line.
The invention has the beneficial effects that: communication interruption faults are classified and corresponding prompts are given, and troubleshooting efficiency of maintenance personnel is improved.
Drawings
FIG. 1 is a schematic flow chart of an embodiment.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
As shown in fig. 1, a network communication interruption diagnosis method includes the following steps:
the method comprises the following steps: appointing a constantly changing data (vital signal) in the network communication data, and giving an initial value, wherein the vital signal data accumulates a step length every communication period;
step two: when the vital signal reaches the maximum value of the data type of the vital signal, returning a fixed value which is larger than the initial value and smaller than the maximum value to restart accumulation;
step three: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time;
step four: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted;
step five: when communication interruption is judged, firstly, whether the communication interruption is self-reset is judged; if the self-reset can not be realized, prompting first type check information;
step six: if the self-reset is available, judging whether the receiving equipment (such as TCMS) detects that the life signal data of the sending equipment appears to be less than a fixed value after the reset; if not, prompting the second type of check information;
step seven: if the receiving device (such as TCMS) detects that the life signal data of the transmitting device appears to be less than a fixed value after being reset, prompting to prompt the third type of check information.
In a preferred embodiment, the step size is set to 1.
In a preferred embodiment, the fixed value is set to 100.
In a preferred embodiment, the first type of check information includes: checking whether the equipment and the power supply are normal, whether the point position of the communication line is correct and whether the communication connector is disconnected;
the second type of check information includes: checking whether a virtual connection exists in the communication connector, whether the terminal resistance is normal or not, and checking whether high-voltage line interference exists or not;
the third type of check information includes: checking whether the power supply is unstable, checking a communication chip of the equipment and replacing the equipment.
In a preferred embodiment, the method comprises the following steps:
s1: the vital signal generation mode: starting from 0 when the equipment just starts to generate the vital signal, and accumulating 1 in each communication period;
s2: after the accumulation reaches the maximum value of the data type of the self (for example, the maximum value of the byte type is 255), returning to a fixed value (for example, 100) which is not 0 to start accumulation, and then cyclically changing the vital signal data between the fixed value and the maximum value;
s3: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time;
s4: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted;
s5: when communication interruption is judged, firstly, whether the communication interruption is self-reset is judged;
s6: the method comprises the following steps that (1) dead faults which cannot be automatically reset are prompted through a display interface, whether equipment normally works or not is checked, and if the equipment normally works, whether a communication line is connected in a wrong mode or not is checked;
s7: the method comprises the following steps that self-reset communication interruption can be realized, and a receiving device (such as TCMS) detects whether life signal data of a sending device is smaller than a fixed value after reset;
s8: if the current value is less than the fixed value, the equipment is fed back to restart through the display interface, and maintenance personnel are prompted to inspect the sending equipment again; s9: if the current value is not less than the fixed value, possible line interference is fed back through the display interface, and maintenance personnel are prompted to emphatically check the communication line.
The prior art can not distinguish possible reasons of communication interruption faults and needs to be checked one by one, so that the efficiency of a general communication fault checking process is low. The invention aims to indicate the troubleshooting direction for maintenance personnel and improve the working efficiency by optimizing the communication interruption diagnosis mode.
The key points and the protection points of the invention are as follows:
1. the generation mode of the vital signal: after the data is accumulated to the maximum value, the data returns to a fixed value which is not 0, and the vital signal data only changes from 0 to the fixed value once at the beginning and then changes cyclically between the fixed value and the maximum value.
2. In the diagnosis mode of communication interruption, communication interruption faults are classified by judging whether the vital signals are smaller than a fixed value or not, and the operation is fed back and prompted to maintenance personnel.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, it should be noted that any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. A network communication interruption diagnostic method, comprising the steps of:
the method comprises the following steps: appointing a constantly changing data in the network communication data, and endowing an initial value, wherein each communication period of the vital signal data accumulates a step length;
step two: when the vital signal reaches the maximum value of the data type of the vital signal, returning a fixed value which is larger than the initial value and smaller than the maximum value to restart accumulation;
step three: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time;
step four: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted;
step five: when communication interruption is judged, firstly, whether the communication interruption is self-reset is judged; if the self-reset can not be realized, prompting first type check information;
step six: if the self-reset is available, judging whether the life signal data of the receiving equipment detected by the receiving equipment after reset is less than a fixed value; if not, prompting the second type of check information;
step seven: and if the receiving equipment detects that the life signal data of the sending equipment is smaller than a fixed value after being reset, prompting the third type of check information.
2. The network communication disruption diagnostic method of claim 1, wherein: the step size is set to 1.
3. The network communication disruption diagnostic method of claim 1, wherein:
the first type of check information includes: checking whether the equipment and the power supply are normal, whether the point position of the communication line is correct and whether the communication connector is disconnected;
the second type of check information includes: checking whether a virtual connection exists in the communication connector, whether the terminal resistance is normal or not, and checking whether high-voltage line interference exists or not;
the third type of check information includes: checking whether the power supply is unstable, checking a communication chip of the equipment and replacing the equipment.
4. The network communication disruption diagnostic method of claim 1, wherein:
s1: the vital signal generation mode: starting from 0 when the equipment just starts to generate the vital signal, and accumulating 1 in each communication period;
s2: after the accumulation reaches the maximum value of the data type of the vital signal data, returning to a fixed value which is not 0 to start accumulation, and then circularly changing the vital signal data between the fixed value and the maximum value;
s3: the data receiving end equipment compares the vital signals in the received data with the vital signals received last time;
s4: if the life signal does not change for a plurality of continuous periods or within a certain time according to the predetermined convention, the communication with the data sending terminal equipment is judged to be interrupted;
s5: when communication interruption is judged, firstly, whether the communication interruption is self-reset is judged;
s6: the method comprises the following steps that (1) dead faults which cannot be automatically reset are prompted through a display interface, whether equipment normally works or not is checked, and if the equipment normally works, whether a communication line is wrongly connected or not is checked;
s7: the self-reset communication interruption can be realized, and the receiving equipment detects whether the life signal data of the sending equipment is smaller than a fixed value after the life signal data is reset;
s8: if the current value is less than the fixed value, the equipment is fed back to restart through the display interface, and maintenance personnel are prompted to inspect the sending equipment again;
s9: if the current value is not less than the fixed value, possible line interference is fed back through the display interface, and maintenance personnel are prompted to emphatically check the communication line.
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| CN201810761691.5A CN109067567B (en) | 2018-07-12 | 2018-07-12 | Network communication interruption diagnosis method |
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| CN201810761691.5A CN109067567B (en) | 2018-07-12 | 2018-07-12 | Network communication interruption diagnosis method |
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| CN109067567B true CN109067567B (en) | 2021-11-05 |
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| CN110091894A (en) * | 2019-05-21 | 2019-08-06 | 中车株洲电力机车有限公司 | A kind of method and system whether detection train network equipment restarts |
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| CN103901877A (en) * | 2014-03-20 | 2014-07-02 | 北京天诚同创电气有限公司 | Method for judging and processing faults based on fault attribute data |
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| CN106874157A (en) * | 2017-01-04 | 2017-06-20 | 中车株洲电力机车研究所有限公司 | The monitoring method and device of a kind of train display system applications |
| CN108016466A (en) * | 2016-11-01 | 2018-05-11 | 株洲中车时代电气股份有限公司 | A kind of Locomotive Converter failure autocontrol method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7631169B2 (en) * | 2007-02-02 | 2009-12-08 | International Business Machines Corporation | Fault recovery on a massively parallel computer system to handle node failures without ending an executing job |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103901877A (en) * | 2014-03-20 | 2014-07-02 | 北京天诚同创电气有限公司 | Method for judging and processing faults based on fault attribute data |
| CN104092589A (en) * | 2014-07-24 | 2014-10-08 | 南车株洲电力机车研究所有限公司 | Network module and monitoring method for resetting of network module |
| CN108016466A (en) * | 2016-11-01 | 2018-05-11 | 株洲中车时代电气股份有限公司 | A kind of Locomotive Converter failure autocontrol method |
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Effective date of registration: 20221115 Address after: No.4 Huoju Road, hi tech Development Zone, Baoji City, Shaanxi Province 721000 Patentee after: CHINA RAILWAY BAOJI BRIDGE GROUP Co.,Ltd. Address before: 610083 Sichuan Chengdu Jinniu District Golden Phoenix Road 666 rail transit High-tech Industrial Park Patentee before: CHINA RAILWAY MAGLEV SCIENCE & TECHNOLOGY (CHENGDU) Co.,Ltd. Patentee before: CHINA RAILWAY HI-TECH INDUSTRY Corp.,Ltd. |
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