CN103001808A - Switch for detecting port faults and achieving method - Google Patents
Switch for detecting port faults and achieving method Download PDFInfo
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- CN103001808A CN103001808A CN2012105677423A CN201210567742A CN103001808A CN 103001808 A CN103001808 A CN 103001808A CN 2012105677423 A CN2012105677423 A CN 2012105677423A CN 201210567742 A CN201210567742 A CN 201210567742A CN 103001808 A CN103001808 A CN 103001808A
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- 238000001514 detection method Methods 0.000 claims abstract description 50
- 238000004891 communication Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000008439 repair process Effects 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The invention discloses a switch for detecting port faults and an achieving method and belongs to the technical field of switch port fault detection. The switch comprises a switch body and a switch port which are connected, the switch port comprises a plurality of connectors, each connector has an only serial number, and each connector is connected with a differential line pair correspondingly; the switch port comprises a detection part, a processing part and an adjusting part, the processing part is connected with the detection part and the adjusting part respectively, and the detection part and the adjusting part are connected with the connectors respectively; data types corresponding to the connectors are preset in the adjusting part; and the adjusting part comprises a register. The switch for detecting port faults and the achieving method have the advantages that port faults are detected automatically, normal communication of networks is achieved by adjusting line sequences automatically, fault points of physical connection can be accurately located, the communication fault rate is effectively reduced, and rapid fault location is provided for staff.
Description
Technical field
The present invention relates to switch ports themselves fault detection technique field, relate in particular to a kind of port failure and detect switch and implementation method.
Background technology
Cybertimes, the network switch becomes the capital equipment of data communication.Along with the raising of the popularization degree of network exchange in life, the failure rate that network line produces also increases thereupon, and wherein a lot of fault points is because of the problem of port connection cable or because the operation of operating personnel's non-standard causes.But traditional switch does not detect and suitably repairs the function of above-mentioned fault, so that a lot of fault needs complicated detecting step just can be found.
Summary of the invention
According to the defective that exists in the prior art, now provide a kind of port failure to detect switch and implementation method, specific as follows:
A kind of port failure detects switch, be applicable to detect and repair the fault in the network link, described port failure detects switch and accesses in the described network link, comprise a plurality of network equipments and twisted-pair feeder in the described network link, comprise manyly to differential lines pair in the described twisted-pair feeder, described differential lines is to being used for receiving and sending data-signal;
Wherein, comprise switch main body and switch ports themselves, described switch main body is connected with described switch ports themselves, and described switch ports themselves comprises a plurality of connectors, each described connector has a unique sequence number, and the unique correspondence of each described connector is connected to a described described differential lines pair; Described switch ports themselves comprises detection part and adjustment component, described adjustment component be connected detection part and connect respectively each described connector, described adjustment component also connects described switch main body; Described detection part is for detection of the fault that occurs in the described network link; Described adjustment component to described differential lines right improper connection adjust reparation; Preset data type corresponding to each described connector in the described adjustment component; Comprise register in the described adjustment component, described register is used for preserving the data-signal that receives by each described connector;
Described detection part comprises signal projector, signal receiver, timer and processor, and described processor connects described timer, and described timer connects respectively described signal projector and described signal receiver; Described timer be used for to calculate to be launched described data-signal to described signal receiver from described signal projector and receives time interval between the described data-signal, described processor reads the described time interval that described timer calculates, and calculates the place that described fault occurs.
Preferably, this port failure detects switch, and wherein, described switch ports themselves also comprises an alarm components, and described alarm components connects described detection part, and described alarm components is used for reading the testing result of described detection part and sending alarm signal.
A kind of port failure detects the switch implementation method, wherein, adopt such as the described port failure of any one in claim 1 and 2 and detect switch, comprise that network link is carried out line fault to be detected, to connecting detection, the delay time right to described differential lines detects to the differential lines in the network link;
Before detecting, at first the length of the described twisted-pair feeder in the described network link detected, concrete steps are:
Step 1 adopts intact twisted-pair feeder that described port failure is detected switch and accesses in the described network link; Described port failure detects switch and is connected with one of them network equipment in the described network link;
Step 2, the signal projector in the detection part by described differential lines to data-signal being sent in the described network equipment; Timer in the described detection part begins timing simultaneously;
Step 3, the signal receiver in the described detection part by described differential lines to receiving the data-signal that from the described network equipment, returns; Simultaneously described timer stops timing, and obtains launching described data-signal and receive standard time interval between the described data-signal; Described timer is sent to processor with described standard time interval;
Step 4, described processor calculate the right full-length of described differential lines and preservation according to the message transmission rate standard of described standard time interval and described network link;
Describedly network link carried out the concrete steps that line fault detects comprise:
Steps A 1 detects switch with described port failure and accesses in the described network link;
Steps A 2 judges whether described network link is communicated with; If be not communicated with, then described detection part sends alarm command to alarm components, and described alarm components is sent alarm signal;
Steps A 3, described signal projector sends data-signal by the described network equipment of described differential lines subtend; Described timer begins timing simultaneously;
To receiving the described data-signal that returns, described timer stops timing simultaneously by described differential lines for steps A 4, described signal receiver, and obtains launching described data-signal and receive time interval between the described data-signal; Described timer is sent to described processor with described interval of events;
Steps A 5, described processor calculate described differential lines and detect switch to the length of fault point to connecting described port failure according to the message transmission rate standard of the described time interval and described network link;
Steps A 6, described processor is compared described length and described full-length, if described length, then represents described differential lines less than described full-length to producing fault, described length is the right fault point length of described differential lines;
Described fault is described differential lines open-circuit or short circuit.
Preferably, this port failure detects the switch implementation method, wherein, described network link is carried out during line fault detects, in the described steps A 6, if described length equals described full-length, then represent described differential lines to not producing fault, the described network equipment that is connected with described port failure detection switch breaks down.
Preferably, this port failure detects switch implementation method, wherein, described differential lines in the network link is comprised the concrete steps that connect detection:
Step B1 detects switch with described port failure and accesses in the described network link;
Step B2 judges whether described network link is communicated with; If be communicated with, then described adjustment component receives the data-signal of network equipment transmission by each connector and is kept in the register of described adjustment component;
Step B3, described adjustment component will be compared from the described data-signal of each described connector reception and built-in described data type; If there is described data-signal not mate, then described adjustment component is carried out the sequence adjustment, the sequence of described data-signal is changed the extremely sequence number of corresponding described connector, and will be sent to through the described data-signal of sequence adjustment described switch main body.
Preferably, this port failure detects the switch implementation method, and wherein, the concrete steps that the right delay time of described differential lines is detected comprise:
Step C1 adopts intact twisted-pair feeder that described port failure is detected in the switch access network link, to guarantee the proper communication of described network link;
Step C2, the signal projector of detection part sends data-signal by the described differential lines subtend network equipment; Start simultaneously timer;
Step C3 is after the described network equipment receives described data-signal, by the signal receiver transmission data-signal of described differential lines subtend detection part;
Step C4, described signal receiver receive the timing that stops described timer behind the described data-signal, the time interval of communicating by letter under the described timer record;
Described call duration time interval is the right delay time of described differential lines of twice.
The beneficial effect of technique scheme is: the port by switch is the detection port fault automatically, can pass through reduction of speed, automatically adjust the proper communication that the line order realizes network, and can accurately locate the fault point of physical connection, can effectively reduce like this failure rate of communication, and can provide fast fault location for the staff.
Description of drawings
Fig. 1 is the structural representation that a kind of port failure detects switch in the embodiments of the invention;
Fig. 2 is the preparation process schematic diagram before embodiments of the invention middle port fault detect switch detects;
Fig. 3 is the schematic flow sheet that in the embodiments of the invention fault in the network link is detected;
Fig. 4 is the schematic flow sheet that in the embodiments of the invention the right line order of differential lines is detected and repairs;
Fig. 5 is the schematic flow sheet that in the embodiments of the invention the right delay time of differential lines is detected.
Embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments, but not as limiting to the invention.
As shown in Figure 1, in the embodiments of the invention, a kind of port failure detects switch, be applicable to detect and repair the fault in the network link, port failure detects in the switch access network link, comprise a plurality of network equipments and many to differential lines pair in the network link, differential lines is to being used for connectivity port fault detect switch and the network equipment, and the passage of the transmission of data is provided; The transmission rate standard of data-signal is divided into two kinds in the network link: 100Mbps and 1000Mbps.
This port failure detects switch and comprises switch main body and switch ports themselves, and main body is connected with port, comprises a plurality of connectors in the port, and each connector has unique sequence number, and the unique correspondence of each connector is connected to a differential lines pair; Switch ports themselves comprises detection part and adjustment component, and detection part and adjustment component respectively connect each connector, and adjustment component also connects the switch main body; Detection part is for detection of the fault that occurs in the network link; Adjustment component to differential lines right improper connection adjust reparation; Preset data type corresponding to each connector in the adjustment component; Comprise register in the adjustment component, register is used for preserving the data-signal that receives by each connector.
This port failure detects in the switch and also comprises an alarm components, and this alarm components connects detection part; Alarm components is used for reading the result of detection part and sending alarm signal.
Comprise reflector, receiver, timer and processor in the detection part, wherein timer connects respectively reflector and receiver, the processor connection timer, signal projector is used for transmitted data signal, signal receiver is used for reception of data signal, timer is used for calculating from the signal projector transmitted data signal to the time interval between the signal receiver reception of data signal, and processor reads the time interval that timer calculates, and calculates the place that fault occurs.
As shown in Figure 2, before network link is detected, at first need to carry out some preparations, be specially and measure intact differential lines to the full-length when connecting switch and the network equipment, step comprises:
Adopt intact twisted-pair feeder with in the switch access network link, namely the two ends of twisted-pair feeder connect respectively switch and other network equipments; Then, the signal projector of detection part sends data-signal by the differential lines subtend network equipment, starts simultaneously timer; After the network equipment receives this data-signal, by differential lines to data-signal is returned to signal receiver, signal receiver stops timer after receiving this data-signal, timer before this elapsed time interval sends to processor, processor is according to the transmission rate standard in the current network link and the time interval that receives, calculate full-length and the preservation of intact twisted-pair feeder, the message transmission rate of product is in 100/1000Mbps lower time, and the length that switch ports themselves detects the twisted-pair feeder that connects can be as accurate as in the 20m scope.
Be illustrated in figure 3 as the concrete steps of network link being carried out fault detect, comprise:
At first with in the switch access network link, judge whether network link is communicated with: if be communicated with, then the explanation link is normal; If be not communicated with, then the signal projector of detection part sends data-signal by the differential lines subtend network equipment, and starts timer; Data-signal is run into fault point meeting auto-returned, and the signal receiver of detection part stops timer after receiving the data-signal that returns; Said process elapsed time interval and be sent to processor under the timer record, processor obtains differential lines to the end that the connects switch length to the fault point according to the message transmission rate criterion calculation in the current network link; Processor compares and draws result with the full-length of this length and storage:
Breakage occurs if length, then is judged as twisted-pair feeder less than full-length, and can accurately find the fault point according to this length, error can be accurate in the 1m scope.
If length equals full-length, then be judged as the network equipment and go wrong, may be to be in off-mode, may be the interior part connecting part of this network equipment has problems.
Be illustrated in figure 4 as switch to the concrete steps of differential lines to detecting:
At first with in the switch access network link, adjustment component receives by each connector and transmits the data-signal that comes and sequentially leave in the register; Adjustment component is compared to the data-signal that receives according to each built-in data type subsequently, if there is unmatched data-signal, then adjustment component is carried out the sequence adjustment, the sequence of data-signal is changed the extremely sequence number of corresponding connector, and it transfers to other network equipments will to be sent to through the data-signal of sequence adjustment the confession of switch main body.Can automatically adjust the right polarity of differential lines by said process, remedy the data transmission fault that the polarity wrong is produced because of differential lines, realize proper communication.
Be illustrated in figure 5 as the concrete steps that switch detects the right delay time of differential lines in the network link:
At first with in the switch access network link, guaranteeing that network link connects in the normal situation, the signal projector of detection part sends data-signal by the differential lines subtend network equipment, starts simultaneously timer; Signal receiver to receiving the data-signal that returns from the network equipment, stops timer by differential lines simultaneously; Elapsed time interval in the said process under the timer record, and this time interval is sent to processor processes; This time interval is the right delay time of differential lines of twice.
The above only is preferred embodiment of the present invention; be not so restriction embodiments of the present invention and protection range; to those skilled in the art; should recognize that being equal to that all utilizations specification of the present invention and diagramatic content done replace and the resulting scheme of apparent variation, all should be included in protection scope of the present invention.
Claims (6)
1. a port failure detects switch, be applicable to detect and repair the fault in the network link, described port failure detects switch and accesses in the described network link, comprise a plurality of network equipments and twisted-pair feeder in the described network link, comprise manyly to differential lines pair in the described twisted-pair feeder, described differential lines is to being used for receiving and sending data-signal;
It is characterized in that, comprise switch main body and switch ports themselves, described switch main body is connected with described switch ports themselves, described switch ports themselves comprises a plurality of connectors, each described connector has a unique sequence number, and the unique correspondence of each described connector is connected to a described differential lines pair; Described switch ports themselves comprises detection part and adjustment component, described adjustment component be connected detection part and connect respectively each described connector, described adjustment component also connects described switch main body; Described detection part is for detection of the fault that occurs in the described network link; Described adjustment component to described differential lines right improper connection adjust reparation; Preset data type corresponding to each described connector in the described adjustment component; Comprise register in the described adjustment component, described register is used for preserving the data-signal that receives by each described connector;
Described detection part comprises signal projector, signal receiver, timer and processor, and described processor connects described timer, and described timer connects respectively described signal projector and described signal receiver; Described timer be used for to calculate to be launched described data-signal to described signal receiver from described signal projector and receives time interval between the described data-signal, described processor reads the described time interval that described timer calculates, and calculates the place that described fault occurs.
2. port failure as claimed in claim 1 detects switch, it is characterized in that, described switch ports themselves also comprises an alarm components, and described alarm components connects described detection part, and described alarm components is used for reading the testing result of described detection part and sending alarm signal.
3. a port failure detects the switch implementation method, it is characterized in that, adopt such as the described port failure of any one in claim 1 and 2 and detect switch, comprise that network link is carried out line fault to be detected, to connecting detection, the delay time right to described differential lines detects to the differential lines in the network link;
Before detecting, at first the length of the described twisted-pair feeder in the described network link detected, concrete steps are:
Step 1 adopts intact twisted-pair feeder that described port failure is detected switch and accesses in the described network link; Described port failure detects switch and is connected with one of them network equipment in the described network link;
Step 2, the signal projector in the detection part by described differential lines to data-signal being sent in the described network equipment; Timer in the described detection part begins timing simultaneously;
Step 3, the signal receiver in the described detection part by described differential lines to receiving the data-signal that from the described network equipment, returns; Simultaneously described timer stops timing, and obtains launching described data-signal and receive standard time interval between the described data-signal; Described timer is sent to processor with described standard time interval;
Step 4, described processor calculate full-length and the preservation of described differential lines according to the message transmission rate standard of described standard time interval and described network link;
Describedly network link carried out the concrete steps that line fault detects comprise:
Steps A 1 detects switch with described port failure and accesses in the described network link;
Steps A 2 judges whether described network link is communicated with; If be not communicated with, then described detection part sends alarm command to alarm components, and described alarm components is sent alarm signal;
Steps A 3, described signal projector sends data-signal by the described network equipment of described differential lines subtend; Described timer begins timing simultaneously;
To receiving the described data-signal that returns, described timer stops timing simultaneously by described differential lines for steps A 4, described signal receiver, and obtains launching described data-signal and receive time interval between the described data-signal; Described timer is sent to described processor with described interval of events;
Steps A 5, described processor calculate described differential lines and connect described port failure detection switch to the length of fault point according to the message transmission rate standard of the described time interval and described network link;
Steps A 6, described processor is compared described length and described full-length, if described length, then represents described differential lines less than described full-length to producing fault, described length is the right fault point length of described differential lines;
Described fault is described differential lines open-circuit or short circuit.
4. port failure as claimed in claim 3 detects the switch implementation method, it is characterized in that, described network link is carried out during line fault detects, in the described steps A 6, if described length equals described full-length, then represent described differential lines to not producing fault, the described network equipment that is connected with described port failure detection switch breaks down.
5. port failure as claimed in claim 3 detects the switch implementation method, it is characterized in that, described differential lines in the network link is comprised the concrete steps that connect detection:
Step B1 detects switch with described port failure and accesses in the described network link;
Step B2 judges whether described network link is communicated with; If be communicated with, then described adjustment component receives the data-signal of network equipment transmission by each connector and is kept in the register of described adjustment component;
Step B3, described adjustment component will be compared from the described data-signal of each described connector reception and built-in described data type; If there is described data-signal not mate, then described adjustment component is carried out the sequence adjustment, the sequence of described data-signal is changed the extremely sequence number of corresponding described connector, and will be sent to through the described data-signal of sequence adjustment described switch main body.
6. port failure as claimed in claim 3 detects the switch implementation method, it is characterized in that the concrete steps that the right delay time of described differential lines is detected comprise:
Step C1 adopts intact twisted-pair feeder that described port failure is detected in the switch access network link, to guarantee the proper communication of described network link;
Step C2, the signal projector of detection part sends data-signal by the described differential lines subtend network equipment; Start simultaneously timer;
Step C3 is after the described network equipment receives described data-signal, by the signal receiver transmission data-signal of described differential lines subtend detection part;
Step C4, described signal receiver receive the timing that stops described timer behind the described data-signal, the time interval of communicating by letter under the described timer record;
Described call duration time interval is the right delay time of described differential lines of twice.
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Cited By (5)
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CN104917640A (en) * | 2015-06-12 | 2015-09-16 | 国家电网公司 | Method for positioning switch port corresponding to access point |
CN106302003A (en) * | 2016-08-01 | 2017-01-04 | 安徽贝莱电子科技有限公司 | A kind of detection device of exchange interface |
CN109597726A (en) * | 2018-10-30 | 2019-04-09 | 山东超越数控电子股份有限公司 | A kind of method of main board failure active detecting |
CN111416754A (en) * | 2020-03-13 | 2020-07-14 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for restoring storage network port rate |
CN112306766A (en) * | 2019-07-31 | 2021-02-02 | 伊姆西Ip控股有限责任公司 | Method, electronic device, storage system and computer program product for error detection |
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CN1341313A (en) * | 1999-02-23 | 2002-03-20 | 阿尔卡塔尔互联网运行公司 | Multi-service network switch |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104917640A (en) * | 2015-06-12 | 2015-09-16 | 国家电网公司 | Method for positioning switch port corresponding to access point |
CN104917640B (en) * | 2015-06-12 | 2017-11-24 | 国家电网公司 | A kind of localization method of switch ports themselves corresponding with access point |
CN106302003A (en) * | 2016-08-01 | 2017-01-04 | 安徽贝莱电子科技有限公司 | A kind of detection device of exchange interface |
CN109597726A (en) * | 2018-10-30 | 2019-04-09 | 山东超越数控电子股份有限公司 | A kind of method of main board failure active detecting |
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CN111416754A (en) * | 2020-03-13 | 2020-07-14 | 苏州浪潮智能科技有限公司 | Method, device, equipment and medium for restoring storage network port rate |
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