CN101963627A - Ethernet interface testing clamp - Google Patents
Ethernet interface testing clamp Download PDFInfo
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- CN101963627A CN101963627A CN 201010272900 CN201010272900A CN101963627A CN 101963627 A CN101963627 A CN 101963627A CN 201010272900 CN201010272900 CN 201010272900 CN 201010272900 A CN201010272900 A CN 201010272900A CN 101963627 A CN101963627 A CN 101963627A
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Abstract
The invention discloses an Ethernet interface testing clamp. The Ethernet interface testing clamp comprises 4N switching devices and a testing control unit, wherein the N is the number of Ethernet ports of tested equipment; one end of each switching device is connected with a pair of tested line sequences of the tested Ethernet port, while the other end is connected with the testing equipment; and the testing control unit is connected with each switching device and used for sending switching control signals to each switching device. The Ethernet interface testing clamp can fulfill the purpose of automatic test of the interface indexes; and compared with the prior art, the clamp does not need artificial intervention, improves the testing efficiency and is convenient for a user to use.
Description
Technical field
The present invention relates to technical field of the computer network, particularly relate to a kind of Ethernet interface test fixture.
Background technology
Ethernet (Ethernet) is the universal network technology that present cable LAN adopts, concrete regulation contents such as the connection mode of Physical layer, electric signal and medium access layer protocol.
At present, Ethernet mainly comprises: ten mbit ethernets, 100 m ethernet and gigabit Ethernet.Wherein, ten mbit ethernets are traditional Ethernet; 100 m ethernet is called Fast Ethernet (Fast Ethernet) again, it is when improving network transmission speed, the frame format, MAC (the Media Access Control that have also kept ten mbit ethernets, medium memory control) mechanism and MTU (Maximum Transmission Unit, maximum transmission unit) quality, therefore, the application program of ten mbit ethernets and network-management tool can be convenient to use on 100 m ethernet; And gigabit Ethernet has kept the frame format and the frame length of ten mbit ethernets and 100 m ethernet too as a kind of novel high speed LAN (Local Area Network).Therefore, can realize the successional network upgrade of original low speed Ethernet, thereby more and more be subjected to the favor of Virtual network operator.
Along with the application of Ethernet is more and more universal, accordingly, the kind of Ethernet interface and quantity also constantly increase, wherein, the interface of ten mbit ethernets commonly used is expressed as: the 10Base-T interface, the interface of 100 m ethernet is expressed as: the 100Base-TX interface, the interface of gigabit Ethernet is expressed as: the 1000Base-T interface.Because the performance of the various interface of Ethernet directly has influence on the stability and the reliability of whole Ethernet, therefore, need test the various indexs of Ethernet interface, thereby can take corresponding disposal route to each interface according to test result.
In the technology, Ethernet interface is tested and can test clamp be realized now.For example: for 100Base-TX interface or 10Base-T interface, because it adopts two line preface (1﹠amp; 2,3﹠amp; 6) therefore transceive data, need test respectively these two line prefaces,, needs to be manually switched to another line preface test after each line preface test of each port of equipment under test finished that is, and that is to say needs manual switchover to finish test 2 times.For the 1000Base-T interface, because it adopts four line preface (1﹠amp; 2,3﹠amp; 6,4﹠amp; 5,7﹠amp; 8) therefore transceive data, need test respectively these four line prefaces, corresponding, needs manual switchover to realize test 4 times.To the 100/1000M interface, then need manual switchover to realize test 6 times.
In realizing process of the present invention, the inventor finds to exist in the prior art following problem:
When Ethernet interface is tested, need being connected of manual switchover interface line preface and test fixture, and handoff procedure need just can be carried out by the professional who possesses certain relevant knowledge.As seen, the inconvenient user of test fixture who is used for Ethernet interface is tested of the prior art uses, and the manual switchover mode can increase the weight of test job intensity, the reduction testing efficiency.
Summary of the invention
The invention provides a kind of Ethernet interface test fixture, use the problem inconvenient, that testing efficiency is low in order to solve existing Ethernet interface test fixture.
The Ethernet interface test fixture that the embodiment of the invention provides comprises: 4N switchgear, and unit of testing and controlling, described N are the ethernet port quantity of equipment under test;
One end of each switchgear is connected by the survey line preface with a pair of of tested ethernet port, and the other end is connected with testing apparatus;
Described unit of testing and controlling is connected with each switchgear, is used for to each switchgear transmit button control signal.
In the above-mentioned Ethernet interface test fixture, described unit of testing and controlling specifically is used for, each switchgear that is connected by the survey line preface that need test to each port of equipment under test sends and opens command signal successively, and keep except that the current switchgear that is connected by the survey line preface is open mode, other switchgears are closed condition; Wherein, finish currently during, open the next switchgear that is connected by the survey line preface by the transmit button control signal by the survey line preface whenever test.
In the above-mentioned Ethernet interface test fixture, described unit of testing and controlling specifically is used for, finish current during by the survey line preface in test, the switchgear that is connected to the current line preface of having finished test sends close command signals, and the switchgear that is connected by the survey line preface to the next one sends and opens command signal again.
In the above-mentioned Ethernet interface test fixture, described unit of testing and controlling specifically is used for, and according to the Ethernet interface type of equipment under test, need to determine the line preface of test.
In the above-mentioned Ethernet interface test fixture, described unit of testing and controlling also is connected with testing apparatus, is used for the test result of acceptance test equipment.
In the above-mentioned Ethernet interface test fixture, described unit of testing and controlling also is used for sending the test event select command to testing apparatus, and acceptance test equipment is at the test result and the preservation of described test event.
In the above-mentioned Ethernet interface test fixture, described unit of testing and controlling is a logical block.
In the above-mentioned Ethernet interface test fixture, described switchgear is a relay.
Beneficial effect of the present invention comprises:
By switchgear is connected by the survey line preface with a pair of of tested ethernet port, and be connected with unit of testing and controlling, by unit of testing and controlling to each switchgear transmit button control signal, realization is switched the line preface that switchgear connects, thereby reaches the automatic test purpose of interface index.Compared with prior art, need not artificial intervention, improved testing efficiency, and be user-friendly to.
Description of drawings
The structural representation of a kind of Ethernet interface test fixture that Fig. 1 provides for the embodiment of the invention.
Embodiment
At the problems referred to above that prior art exists, the embodiment of the invention provides a kind of Ethernet interface test fixture, and the ethernet test anchor clamps that using the embodiment of the invention provides can be tested Ethernet interface automatically, and do not need manual switchover p-wire preface.
Below in conjunction with accompanying drawing the embodiment of the invention is described in detail.
Referring to Fig. 1, the structural representation of the Ethernet interface test fixture that provides for the embodiment of the invention.As shown in the figure, the ethernet test anchor clamps can comprise: relay and unit of testing and controlling.
2 input ends of relay are connected with a pair of cable by the survey line preface respectively, and 2 output terminals are connected with 2 test probes of testing apparatus respectively.Ethernet cable (as ethernet twisted pair) has 8 order wires (respectively with number 1-8 sign) usually, forms 4 line preface (1﹠amp; 2,3﹠amp; 6,4﹠amp; 5,7﹠amp; 8), each ethernet device port needs 4 relays like this, so that be connected with each line preface respectively.For example,, if desired it is carried out port test, then need the ethernet test anchor clamps to have 96 relays for a Ethernet switch with 24 ports.Each relay in the ethernet test anchor clamps all is connected with unit of testing and controlling.
Unit of testing and controlling can use logic chip to realize.Unit of testing and controlling can be to each relay transmit button control signal that it connected, thus the opening and closing of pilot relay.Unit of testing and controlling can be determined by the survey line preface according to the ethernet port type of equipment under test, according to by the testing sequence of survey line preface, each of testing each port successively by the transmit button control signal is by the survey line preface, wherein, when testing a line preface of a port, need the relay that is connected by the survey line preface transmission of test to open command signal to current, and keep except that the current relay that is connected by the survey line preface is open mode, other relays are closed condition.When switch test line preface, unit of testing and controlling can send close command signals to the relay that the current line preface of finishing test connects, and the relay that is connected by the survey line preface to the next one sends and opens command signal again.
Unit of testing and controlling also can be connected with testing apparatus, is used for the test result and the preservation of acceptance test equipment.Further, also can send the test event select command, be used to make testing apparatus that the indicated test event of this order is tested to testing apparatus.
Be that switch, the testing apparatus with 24 1000Base-T ports is oscillograph, test fixture with 96 relays and unit of testing and controlling is an example with equipment under test below, the process that the Ethernet interface test fixture that uses the embodiment of the invention to provide is tested the ethernet port of equipment under test is described.
The netting twine that Ethernet interface uses is generally twisted-pair feeder, form by 8 kinds of cores that are numbered 1-8 (Line 1 core, No. 2 cores ... No. 8 cores), and in order to reduce the influence of electromagnetic radiation and external electromagnetic to the netting twine transmission quality, these 8 kinds of cores twist together in pairs, thereby have formed 4 groups of line preface: 1﹠amp; 2 line prefaces, 3﹠amp; 6 line prefaces, 4﹠amp; 5 line prefaces, 7﹠amp; 8 line prefaces.For the 1000Base-T interface,, therefore, need test these 4 line prefaces because it has adopted 4 line preface transceive data.
Before test, at first oscilloprobe, test fixture and equipment under test three are connected.Concrete, at first netting twine one end is connected a port of tested switch,, respectively each line preface is connected on the corresponding relay 4 groups of line preface strip ofves that twist together at the other end of netting twine.The signal that is connected of netting twine each line preface that a port draws and relay has been shown among Fig. 1, as shown in the figure, 1﹠amp; 2 line prefaces are connected respectively on the pin2 and pin9 of relay 1, and the pin3 of relay 1 is connected with oscillographic difference detector respectively with pin8, pin2 is connected with pin3 again, and pin9 is connected with pin8.In the manner described above, respectively with 3﹠amp; 6 line prefaces are connected on the relay 2, with 4﹠amp; 5 line prefaces are connected on the relay 3, with 7﹠amp; 8 line prefaces are connected on the relay 4.24 ports of equipment under test all will be connected on the corresponding relays from the netting twine that its port is drawn according to aforesaid way.
Unit of testing and controlling is connected with the State Control port of each relay, dispose the automatized script program in the unit of testing and controlling, give the relay that it connected according to the exportable switch controlling signal of this program test control module, thereby make in test process, the current relay that has only a pair of line preface in the port to be connected is in open mode, and other relays are in closed condition, after this line preface test for the treatment of this port is finished, switch to other line prefaces and test, finish up to test.
When beginning test, unit of testing and controlling is to each relay transmit button control signal of its connection, and what wherein send to relay 1 is opening signal, and what send to other relays (relay 2-96) is shutdown signal.Relay 1 is in open mode, and other relays are in closed condition, and is promptly current only to the 1﹠amp on the port of relay 1 connection; 2 line prefaces are tested, and what showed on the oscillograph this moment is the test result of this line preface.
After finishing when the test of front preface, perhaps after certain hour (time span can be provided with), unit of testing and controlling sends shutdown signal to relay 1, send opening signal to relay 2, for other relays not the transmit button control signal can certainly send shutdown signal so that it keeps current closed condition.After this, relay 1 cuts out, and relay 2 is opened, thereby realizes 3﹠amp; The test of 6 line prefaces.
By that analogy, 1-96 opens successively by the unit of testing and controlling pilot relay, and make and currently only have the relay that is connected by the survey line preface to be in open mode, and other relays are in closed condition, thereby the current line preface that relay connected that is in open mode is tested, and each the line preface test on 24 ports of tested switch is finished.Oscillograph can send to unit of testing and controlling with the test result of each line preface, thereby is kept in the unit of testing and controlling.
In order further to improve the automaticity of test, in another embodiment of the present invention, unit of testing and controlling can also be connected with testing apparatus, be used for sending the test event select command to testing apparatus, thereby test result is tested and obtained to the test event of need selecting, and after the test event test was finished, unit of testing and controlling can be preserved test result, like this, a complete test operation just is through with.
Concrete, when unit of testing and controlling after relay transmit button control signal, send the test event select command to testing apparatus (as oscillograph), carry out the test of corresponding test event with the indication testing apparatus, and after receiving the test result that testing apparatus returns, once more to relay transmit button control signal, thereby switch to next by the survey line preface.By that analogy, thus realize setting the test of test event.
In the time need carrying out the test of a plurality of projects to the line preface, unit of testing and controlling can be after the test result that receives a test event, send the test event select command to testing apparatus, carry out the test of next project with the indication testing apparatus, by that analogy, finish up to all test event tests, switch to next again by the survey line preface by the survey line preface.
It is the test process of 1000Base-T interface that above embodiment has described the equipment under test Ethernet interface, also can test according to similar approach for 10Base-T interface or 100/1000M interface.
Versatility for the ethernet test anchor clamps that improve the embodiment of the invention can dispose corresponding automatized script program at different interface type in unit of testing and controlling.When the test beginning, can start corresponding automatized script program according to equipment under test Ethernet interface type by manual type, also can read the device parameter of equipment under test by unit of testing and controlling, determine the Ethernet interface type of this equipment according to device parameter, carry out testing of equipment thereby start corresponding automatized script program automatically.
Relay in the embodiment of the invention can also be replaced by other gate-controlled switch devices, as the electronic switching device of other types.
By above description as can be seen, the ethernet test anchor clamps that adopt the embodiment of the invention to provide, in the time need testing to the Ethernet interface of equipment under test, by the pilot relay different survey line prefaces for the treatment of that can automatically switch, thereby to treating that respectively the survey line preface measures successively automatically, and then improved the efficient that Ethernet interface is tested.Compared with prior art, need not the manual switching operation, thereby be user-friendly to, and the ethernet test anchor clamps that the embodiment of the invention provides are simple, highly versatile.
It will be appreciated by those skilled in the art that the module in the device among the embodiment can be distributed in the device of embodiment according to the embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.
The invention described above sequence number is not represented the quality of embodiment just to description.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (8)
1. an Ethernet interface test fixture is characterized in that, comprises 4N switchgear, and unit of testing and controlling, and described N is the ethernet port quantity of equipment under test;
One end of each switchgear is connected by the survey line preface with a pair of of tested ethernet port, and the other end is connected with testing apparatus;
Described unit of testing and controlling is connected with each switchgear, is used for to each switchgear transmit button control signal.
2. Ethernet interface test fixture as claimed in claim 1, it is characterized in that, described unit of testing and controlling specifically is used for, each switchgear that is connected by the survey line preface that need test to each port of equipment under test sends and opens command signal successively, and keep except that the current switchgear that is connected by the survey line preface is open mode, other switchgears are closed condition; Wherein, finish currently during, open the next switchgear that is connected by the survey line preface by the transmit button control signal by the survey line preface whenever test.
3. Ethernet interface test fixture as claimed in claim 2, it is characterized in that, described unit of testing and controlling specifically is used for, finish current during by the survey line preface in test, the switchgear that is connected to the current line preface of having finished test sends close command signals, and the switchgear that is connected by the survey line preface to the next one sends and opens command signal again.
4. Ethernet interface test fixture as claimed in claim 2 is characterized in that described unit of testing and controlling specifically is used for, and according to the Ethernet interface type of equipment under test, need to determine the line preface of test.
5. Ethernet interface test fixture as claimed in claim 1 is characterized in that described unit of testing and controlling also is connected with testing apparatus, is used for the test result and the preservation of acceptance test equipment.
6. Ethernet interface test fixture as claimed in claim 5 is characterized in that, described unit of testing and controlling also is used for sending the test event select command to testing apparatus, and acceptance test equipment is at the test result of described test event.
7. as each described Ethernet interface test fixture of claim 1-6, it is characterized in that described unit of testing and controlling is a logical block.
8. as each described Ethernet interface test fixture of claim 1-6, it is characterized in that described switchgear is a relay.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010272900 CN101963627A (en) | 2010-09-06 | 2010-09-06 | Ethernet interface testing clamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010272900 CN101963627A (en) | 2010-09-06 | 2010-09-06 | Ethernet interface testing clamp |
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| CN101963627A true CN101963627A (en) | 2011-02-02 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104678248A (en) * | 2015-03-09 | 2015-06-03 | 上海爱声生物医疗科技有限公司 | Universal ultrasonic probe testing device |
| CN108614906A (en) * | 2016-12-09 | 2018-10-02 | 厦门紫光展锐科技有限公司 | A kind of generation method and system of I/O interface feature database |
| CN109474501A (en) * | 2019-01-11 | 2019-03-15 | 深圳市菲菱科思通信技术股份有限公司 | Switch test device and method |
| CN112350893A (en) * | 2020-10-28 | 2021-02-09 | 太仓市同维电子有限公司 | Ethernet port consistency test method and system |
| CN112630555A (en) * | 2020-10-29 | 2021-04-09 | 锐捷网络股份有限公司 | Test system, data processing method, relay and electronic device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104678248A (en) * | 2015-03-09 | 2015-06-03 | 上海爱声生物医疗科技有限公司 | Universal ultrasonic probe testing device |
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| CN112350893A (en) * | 2020-10-28 | 2021-02-09 | 太仓市同维电子有限公司 | Ethernet port consistency test method and system |
| CN112630555A (en) * | 2020-10-29 | 2021-04-09 | 锐捷网络股份有限公司 | Test system, data processing method, relay and electronic device |
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Application publication date: 20110202 |