CN201114126Y - Multi- net opening test device - Google Patents
Multi- net opening test device Download PDFInfo
- Publication number
- CN201114126Y CN201114126Y CNU2007201948562U CN200720194856U CN201114126Y CN 201114126 Y CN201114126 Y CN 201114126Y CN U2007201948562 U CNU2007201948562 U CN U2007201948562U CN 200720194856 U CN200720194856 U CN 200720194856U CN 201114126 Y CN201114126 Y CN 201114126Y
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- circuit
- interface
- testing
- signal
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- Expired - Fee Related
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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
- H04L43/50—Testing arrangements
Abstract
The utility model provides a testing device with a plurality net interfaces, comprising a plurality of interface circuits, a signaling branch circuit and a testing circuit, wherein one side of each interface circuit is provided with a net interface plug corresponding to a tested device, while the other side is respectively connected with the testing circuit, each interface circuit transmits the PING packet sent by the signaling branch circuit to the corresponding net interface of the tested device, and receives the return signal of the tested device, and then transmits the return signal to the testing circuit; the signaling branch circuit arranged between the interface circuit and the computer transmitting PING packet source respectively outputs each sub PING packet signal to each interface; and the testing circuit detects whether each circuit has error code according to the tested device return signals respectively transmitted by each interface circuit. The testing device with the plurality net interfaces has low cost and can validate whether each net interface of a tested device with a plurality of LAN interfaces can normally communicate at the same time.
Description
Technical field
The utility model relates to data communication field, particularly a kind of Multi-netmouth testing apparatus.
Background technology
At present, fast development along with mobile communication, utilize portable terminal transmission local area network signal to become possibility, existing mobile product has a plurality of local area network (LAN)s (Local Area Network usually, LAN) mouth, and market constantly increases the portable terminal demand, require output very big, use the traditional mode of production method of testing, to test the connectedness of each network interface (for example RJ45 mouth), need each network interface of equipment be connected with computer one by one by netting twine, and whether can have access to equipment by PING order test on computers, this test speed is very slow.
At present, employing Ethernet interface (electricity mouth and light mouth) is also arranged on the market, and tester is tested, but this tester emulation terminal, by the instrument information source, and, finish tests such as the error rate, throughput, synchronous regime, auto-negotiation parameter to tested feedback information demodulation analysis.Although this tester content measurement is a lot,, this tester also needs to test one by one the local network interface, and speed is very slow.In addition, for the matured product of producing in batches, also need not test too much content, and Ethernet interface tester cost is higher.
The utility model content
The purpose of this utility model is, a kind of Multi-netmouth testing apparatus is provided, and whether each network interface of equipment under test that can simultaneous verification comprises a plurality of LAN mouths can proper communication, and cost is lower.
Multi-netmouth testing apparatus of the present utility model, comprise a plurality of interface circuits, signalling branch circuit and testing circuit, wherein, described each interface circuit, the one side is established all to be had and the corresponding network interface plug of equipment under test, and opposite side is connected with test circuit respectively, and the PING bag that the signalling branch circuit sends is issued the corresponding network interface of equipment under test, and receive the signal that equipment under test returns, send it to testing circuit; Described signalling branch circuit is arranged between the computer in interface circuit and transmission PING bag source, exports each road respectively to each interface and divides PING bag signal; Described testing circuit, the signal that the equipment under test that sends respectively according to described each interface circuit returns, whether detect each road has error code.
Wherein, in described signalling branch circuit, be provided with periodically port switching of electronic switch, and export each road by described electronic switch periodicity port switching to each interface and divide PING bag signal.
Wherein, described interface circuit is issued the corresponding network interface of equipment under test with the PING bag that the signalling branch circuit sends, and the PING bag that the reception equipment under test returns is replied, after bipolar code is transformed to unipolar code in Manchester signal wherein, nonreturn to zero code is inputed to described testing circuit.
Wherein, described testing circuit is and the corresponding Error detection of interface circuit number unit, and the nonreturn to zero code that the receiving interface circuit sends is compared with the known acknowledgement frame sequence that himself produces, and whether detect has error code.
In addition, on differential signal anode between described interface circuit and the equipment under test and negative terminal signal two holding wires, be provided with the printed board pad and be welded with test and use contact pin, and be welded with the earthing test contact pin.
In addition, described testing circuit can be collection of letters branch circuit, the one end is connected to each interface circuit, the other end is connected to the signalling branch circuit and is connected to computer by the testing apparatus interface, it utilizes synchronous electric sampler, makes the calculating function carry out the test of PING bag with each road Ethernet interface respectively.
The beneficial effects of the utility model are: according to Multi-netmouth testing apparatus of the present utility model, in the integrality of validation signal, can verify whether correct PING leads to testing equipment, and can test Multi-netmouth that test speed is fast; By test contact pin, fault location fast.
Description of drawings
Fig. 1 is the structural representation of the Multi-netmouth testing apparatus of an embodiment of the present utility model;
Fig. 2 is the structural representation of the Multi-netmouth testing apparatus of another embodiment of the present utility model.
Embodiment
Below, 1～2 describe Multi-netmouth testing apparatus of the present utility model in detail with reference to the accompanying drawings.
Embodiment one
As shown in Figure 1, this testing apparatus comprises, a plurality of interface circuits, signalling branch circuit and testing circuit.
Wherein, be provided with and the corresponding network interface plug of equipment under test (for example RJ45 connector),, each plug be inserted in the lump each network interface of equipment under test with when the test equipment under test in interface circuit one side of this testing apparatus; At the other end of this testing apparatus, link to each other with computer by the testing apparatus interface, the test signal of sending with receiving computer, and link to each other with testing circuit.This interface circuit, finish and the equipment under test network interface between coupling, the PING bag that the signalling branch circuit sends is directly issued the corresponding RJ45 mouth of equipment under test, and the PING bag that the reception equipment under test returns is replied, after bipolar code is transformed to unipolar code among Manchester signal T+T-wherein, (Non-Return-to-Zero NRZ) inputs to testing circuit with nonreturn to zero code.
The signalling branch circuit is arranged between interface circuit and this testing apparatus interface, utilizes periodically port switching of electronic switch, exports each road to each interface circuit and divides PING bag signal.
In addition, interface circuit with respect to equipment under test differential signal anode (R+) and negative terminal signal (R-) two holding wires on, be provided with the printed board pad and be welded with the test use contact pin, be welded with the earthing test contact pin on the limit, so that when pinpointing the problems, insert oscilloscope and detect.
In the present embodiment, this testing circuit is and the corresponding Error detection of interface circuit number unit, and the NRZ sign indicating number that the receiving interface circuit sends is compared with the known acknowledgement frame sequence that himself produces, and whether detect each road has error code.
Wherein, each Error detection unit can be connected with indicator light in the testing circuit, and when detecting no error code, it is bright to drive green light, and when detecting error code, it is bright to drive red light.At this moment, can be beneficial to the test contact pin, check fault by oscilloscope at the testing circuit that shows red light.When concrete test,, directly insert tested equipment together with Multi-netmouth plug as shown in Figure 1.When there is fault in certain road, can directly can find by indicator light.
Embodiment two
As shown in Figure 2, this testing apparatus comprises, a plurality of interface circuits, signalling branch circuit and testing circuit.
Wherein, interface circuit, finish and the equipment under test network interface between coupling, the PING that the signalling branch circuit is sent bag is directly issued the corresponding RJ45 mouth of equipment under test, and receive the PING bag that equipment under test returns and reply, will be input to testing circuit among Manchester signal T+T-wherein.
The signalling branch circuit is arranged between interface circuit and this testing apparatus interface, utilizes periodically port switching of electronic switch, exports each road to each interface circuit and divides PING bag signal.
Equally, in the present embodiment, on respect to equipment under test differential signal anode (R+) and negative terminal signal (R-) two holding wires, be provided with the printed board pad and be welded with the test contact pin, be welded with the earthing test contact pin on the limit, so that when pinpointing the problems, insert oscilloscope and detect.
In the present embodiment, this testing circuit is a collection of letters branch circuit, the one end is connected to each interface circuit, the other end is connected to the signalling branch circuit and is connected to computer by the testing apparatus interface, it utilizes synchronous electric sampler, makes the calculating function carry out the test of PING bag with each road Ethernet interface respectively.That is, clock is switched in this collection of letters branch circuit utilization, with the synchronous execution cycle property port switching of signalling branch circuit, and by computer PING is wrapped quality and judges.
In the present embodiment, can directly judge the network interface quality to PING bag answer signal by computer.When concrete test, as shown in Figure 2,, directly insert tested testing equipment together with each network interface plug of this testing apparatus.
In addition, based on as mentioned above, the RJ45 connector that adopts in the utility model adopts anti-electromagnetic interference type, and the outside has a circle metal.The netting twine that wherein connects RJ45 connector will be fixed in the printed board with binding.Guarantee fixed-site, be difficult for moving.Convenient for ease of plug in the production test, the block tongue on the RJ45 connector will be wiped out.
But, need to prove that this plug only is an exemplary illustration, the plug in the testing apparatus of the present utility model is not limited thereto.
In sum, according to Multi-netmouth testing apparatus of the present utility model, in the integrality of validation signal, can verify whether correct PING leads to testing equipment, and can test Multi-netmouth that test speed is fast; By test contact pin, fault location fast.
More than be in order to make those of ordinary skills understand the utility model; and to detailed description that the utility model carried out; but can expect; in the scope that does not break away from claim of the present utility model and contained, can also make other variation and modification, these variations and revising all in protection range of the present utility model.
Claims (6)
1. a Multi-netmouth testing apparatus is characterized in that, comprises a plurality of interface circuits, signalling branch circuit and testing circuit, wherein,
Described each interface circuit, the one side is established all to be had and the corresponding network interface plug of equipment under test, and opposite side is connected with test circuit respectively, and the PING bag that the signalling branch circuit sends is issued the corresponding network interface of equipment under test, and receive the signal that equipment under test returns, send it to testing circuit;
Described signalling branch circuit is arranged between the computer in interface circuit and transmission PING bag source, exports each road respectively to each interface and divides PING bag signal;
Described testing circuit, the signal that the equipment under test that sends respectively according to described each interface circuit returns, whether detect each road has error code.
2. Multi-netmouth testing apparatus as claimed in claim 1, it is characterized in that, in described signalling branch circuit, be provided with periodically port switching of electronic switch, and export each road by described electronic switch periodicity port switching to each interface and divide PING bag signal.
3. Multi-netmouth testing apparatus as claimed in claim 1 or 2, it is characterized in that, described interface circuit, the PING bag that the signalling branch circuit sends is issued the corresponding network interface of equipment under test, and the PING bag that the reception equipment under test returns is replied, after bipolar code is transformed to unipolar code in Manchester signal wherein, nonreturn to zero code is inputed to described testing circuit.
4. Multi-netmouth testing apparatus as claimed in claim 3, it is characterized in that described testing circuit is and the corresponding Error detection of interface circuit number unit, the nonreturn to zero code that the receiving interface circuit sends, whether compare with the known acknowledgement frame sequence that himself produces, detecting has error code.
5. Multi-netmouth testing apparatus as claimed in claim 4, it is characterized in that, on differential signal anode between described interface circuit and the equipment under test and negative terminal signal two holding wires, be provided with the printed board pad and be welded with test and use contact pin, and be welded with the earthing test contact pin.
6. Multi-netmouth testing apparatus as claimed in claim 1 or 2, it is characterized in that, described testing circuit is a collection of letters branch circuit, the one end is connected to each interface circuit, the other end is connected to the signalling branch circuit and is connected to computer by the testing apparatus interface, it utilizes synchronous electric sampler, makes the calculating function carry out the test of PING bag with each road Ethernet interface respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201948562U CN201114126Y (en) | 2007-10-26 | 2007-10-26 | Multi- net opening test device |
| PCT/CN2007/003494 WO2009052666A1 (en) | 2007-10-26 | 2007-12-07 | Multi-port testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201948562U CN201114126Y (en) | 2007-10-26 | 2007-10-26 | Multi- net opening test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201114126Y true CN201114126Y (en) | 2008-09-10 |
Family
ID=39965875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201948562U Expired - Fee Related CN201114126Y (en) | 2007-10-26 | 2007-10-26 | Multi- net opening test device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201114126Y (en) |
| WO (1) | WO2009052666A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103701660A (en) * | 2013-12-20 | 2014-04-02 | 上海斐讯数据通信技术有限公司 | Ethernet equipment connection device and testing system and method applied thereby |
| CN105099818A (en) * | 2015-07-15 | 2015-11-25 | 华为技术有限公司 | Ethernet port testing device |
| CN105281929A (en) * | 2014-06-04 | 2016-01-27 | 中国科学院声学研究所 | Service network port state detection and fault tolerance device and method thereof |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111224847B (en) * | 2020-01-15 | 2023-02-28 | 西安青松光电技术有限公司 | Network port test method and test system of sending card |
| CN114079622B (en) * | 2021-10-22 | 2023-05-12 | 深信服科技股份有限公司 | Method, device and storage medium for determining packet loss network port |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6356852B1 (en) * | 1999-08-03 | 2002-03-12 | Lucent Technologies, Inc. | Multi-port programmable tester |
| CN2600825Y (en) * | 2002-05-25 | 2004-01-21 | 华为技术有限公司 | Auxiliary testing tool |
| CN100388692C (en) * | 2004-06-22 | 2008-05-14 | 中兴通讯股份有限公司 | Multi-mouth switching device and testing method for network exchanger |
| CN2847711Y (en) * | 2005-11-16 | 2006-12-13 | 华为技术有限公司 | Ethernet physical layer interface index detector |
-
2007
- 2007-10-26 CN CNU2007201948562U patent/CN201114126Y/en not_active Expired - Fee Related
- 2007-12-07 WO PCT/CN2007/003494 patent/WO2009052666A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103701660A (en) * | 2013-12-20 | 2014-04-02 | 上海斐讯数据通信技术有限公司 | Ethernet equipment connection device and testing system and method applied thereby |
| CN103701660B (en) * | 2013-12-20 | 2018-01-02 | 上海斐讯数据通信技术有限公司 | A kind of ethernet device attachment means and its test system and method for application |
| CN105281929A (en) * | 2014-06-04 | 2016-01-27 | 中国科学院声学研究所 | Service network port state detection and fault tolerance device and method thereof |
| CN105281929B (en) * | 2014-06-04 | 2018-10-02 | 中国科学院声学研究所 | A kind of service network interface state-detection and fault-tolerant devices and methods therefor |
| CN105099818A (en) * | 2015-07-15 | 2015-11-25 | 华为技术有限公司 | Ethernet port testing device |
| CN105099818B (en) * | 2015-07-15 | 2018-05-11 | 华为技术有限公司 | Network interface test device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009052666A1 (en) | 2009-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080910 Termination date: 20131026 |