CN106851718A - A kind of WIFI signal test system and method for testing - Google Patents
A kind of WIFI signal test system and method for testing Download PDFInfo
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- CN106851718A CN106851718A CN201710173489.6A CN201710173489A CN106851718A CN 106851718 A CN106851718 A CN 106851718A CN 201710173489 A CN201710173489 A CN 201710173489A CN 106851718 A CN106851718 A CN 106851718A
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- router
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- wireless
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
Abstract
The invention provides a kind of WIFI signal test system and method for testing, the test system includes：Router to be measured, interference source and at least three PC；Interference source and a PC wired connections, a PC are used as interference source by the wireless user data bag for controlling interference source to launch constant power；Router to be measured and the 2nd PC wired connections, and router to be measured and the 3rd PC wireless connections, flow rate test instrument is provided with the 2nd PC and the 3rd PC.Simple, method is constituted the invention provides a kind of WIFI signal test system and method for testing system simply, what can be quantified test out influence, the antijamming capability of fast verification wireless router to be tested of cochannel and side channel to the WIFI router performances in work.
Description
Technical field
The invention belongs to wireless communication technology field, and in particular to a kind of WIFI signal test system and method for testing.
Background technology
Wireless access technology WIFI, the communications band opened by it, cheap equipment, easy deployment are widely used in
In various LANs, such as family, coffee-house, public place, airport and large corporation.
Generally, in WIFI router routine uses, what is come along with its extensive, high-density deployment is more and more tighter
Weight interference problem, surrounding other routers cochannel or adjacent channel signal a certain degree of interference can be all caused to it,
Its performance is set to have a certain degree of decline, but existing test mode cannot make quantitative assessment and judge on this influence.It is existing
Method can only qualitatively evaluate WIFI routers in routine use（Under i.e. typical working condition）Whether other are received
The interference of signal, but can not but assess the antijamming capability of WIFI routers.
Therefore, develop a kind of using application layer packet test WIFI signal cochannel and adjacent-channel interference, and can be effective
The qualitative assessment WIFI method of testing right and wrong of cochannel and adjacent-channel interference to its normal work influence degree in routine use
Often it is necessary.
The content of the invention
A preferred embodiment of the invention is introduced below with reference to Figure of description, citing proves that the present invention can be implemented,
Its technology contents can be made more clear and readily appreciated to those of skill in the art's complete description present invention.The present invention
Can be emerged from by the embodiment of many multi-forms, its protection domain is not limited only to the embodiment mentioned in text,
Figures and description herein substantially illustrates rather than the limitation present invention.In the accompanying drawings, structure identical part is with phase
Represented with number designation, the similar component of structure or function is represented with like numeral label everywhere.
In order to solve the above technical problems, one aspect of the present invention provides a kind of WIFI signal test system, including：Treat
Survey router, interference source and at least three PC；Interference source and a PC wired connections, a PC are launched by controlling interference source
The wireless user data bag of constant power is used as interference source；Router to be measured and the 2nd PC wired connections, and router to be measured with
3rd PC wireless connections, flow rate test instrument is provided with the 2nd PC and the 3rd PC.
Preferably, router to be measured, interference source and three PC are placed in screened room.
By such setting, test environment is built and is finished.AP will wirelessly be aided in（Access Point）LAN mouthfuls and the
One PC wired connections a, PC is used as interference source by the wireless user data bag that the wireless auxiliary AP of control launches constant power；
LAN mouthfuls of router to be measured and the 2nd PC wired connections；The SSID of router to be measured carries out nothing by the wireless network card of the 3rd PC
Line is connected；Flow rate test instrument is installed on 2nd PC and the 3rd PC.Wireless auxiliary AP is MT7620 chips, flow rate test instrument
It is Ixhariot6.7.
Another aspect of the present invention provides a kind of method of testing based on above-mentioned test system, comprises the following steps：
S1：The operating flux test between the 2nd PC and the 3rd PC, when router to be measured is in normal operating conditions, from the
Two PC send data, receive data, the numerical value of observation handling capacity in the 3rd PC and record；
S2：From a PC Telnets interference source and open control model；
S3：Data parameters are set in the control program of a PC, channel CHx are selected, wherein 4≤x≤10；Between the transmission time
Every：T；Sending mode：Continuously transmit；
S4：Start to send using the control program of a PC；
S5:Observe whether the numerical quantity of handling up on the 3rd PC has substantially reduction, such as without substantially reduction, then stop on a PC
Send, and change transmission time interval for T1 (T1<T), then start to send；
S6：Modification transmission time interval is T2, T3 ... (0 successively<Tn<T), repeat step S12, the handling capacity on the 2nd PC
Numerical value is substantially reduced to below 1Mps, at this moment records the time interval numerical value on a PC, and as assessing, router to be measured is same to be believed
The foundation of road interference.
Further, it is further comprising the steps of：
S7：Parameter channel is changed in the control program of a PC and is respectively CH（x-3）And CH（x+3）, repeat step S3 ~ S6,
Can obtain CH（x-3）And CH（x+3）When, the time interval numerical value for sending is recorded, as assessment router adjacent-channel interference to be measured
Foundation.
Further, it is further comprising the steps of：
S8：Router to be measured is changed, above step S1-S7 is repeated；The numerical value that reduced time is spaced, can quantitative comparison route to be measured
The antijamming capability of device.
Preferably, in step s3, parameter is set to：
Power：14dBm；Transmission time interval：T=5000ns；Remaining parameter selection acquiescence.
Preferably, in step S3, x=6 is set, wireless channel is CH6, and frequency is 2437MHz；In the step s 7, channel point
Not Wei CH3 and CH9, frequency is respectively 2422 MHz and 2452 MHz.
Compared with prior art, the present invention has the following technical effect that：A kind of WIFI signal test system of the invention and
Method of testing, what the method can be quantified tests out the influence of cochannel and side channel to the WIFI router performances in work,
Contrast test is carried out to different wireless routers assess its antijamming capability to facilitate, it is simple that system constitutes simple, method, energy
The antijamming capability of enough fast verifications wireless router to be tested.
Brief description of the drawings
Fig. 1 is a kind of structural representation of WIFI signal test system of a preferred embodiment of the invention.
Specific embodiment
The technique effect of design of the invention, concrete structure and generation is described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
As shown in figure 1, the one side of invention provides a kind of WIFI signal test system, including：It is to be measured
Router, interference source and at least three PC；Interference source and a PC wired connections, a PC are solid by controlling interference source to launch
The wireless user data bag of power is determined as interference source；Router to be measured and the 2nd PC wired connections, and router to be measured and
Three PC wireless connections, flow rate test instrument is provided with the 2nd PC and the 3rd PC.Router to be measured, interference source and three PC are equal
It is placed in screened room.
By such setting, test environment is built and is finished.AP will wirelessly be aided in（Access Point）LAN mouthfuls and the
One PC wired connections a, PC is used as interference source by the wireless user data bag that the wireless auxiliary AP of control launches constant power；
LAN mouthfuls of router to be measured and the 2nd PC wired connections；The SSID of router to be measured carries out nothing by the wireless network card of the 3rd PC
Line is connected；Flow rate test instrument is installed on 2nd PC and the 3rd PC.
In the present embodiment, wireless auxiliary AP is MT7620 chips, and flow rate test instrument is Ixhariot6.7.
Another aspect of the present invention provides a kind of method of testing based on above-mentioned test system, comprises the following steps：
S1：The operating flux test between the 2nd PC and the 3rd PC, when router to be measured is in normal operating conditions, from second
PC sends data, receives data, the numerical value of observation handling capacity in the 3rd PC and records；
S2：From a PC Telnets interference source and open control model；
S3：Data parameters are set in the control program of a PC is, power：14dBm；Transmission time interval：T=5000ns；Its
Remaining parameter selection acquiescence；Selection channel CH6, frequency is 2437MHz；Sending mode：Continuously transmit；
S4：Start to send using the control program of a PC；
S5:Observe whether the numerical quantity of handling up on the 3rd PC has substantially reduction, such as without substantially reduction, then stop on a PC
Send, and change transmission time interval for T1 (T1<T), then start to send；
S6：Modification transmission time interval is T2, T3 ... (0 successively<Tn<T), repeat step S12, the handling capacity on the 2nd PC
Numerical value is substantially reduced to below 1Mps, at this moment records the time interval numerical value on a PC, and as assessing, router to be measured is same to be believed
The foundation of road interference.
S7：Parameter channel is changed in the control program of a PC and is respectively CH3 and CH9, frequency is respectively 2422 MHz
With 2452 MHz.
S8：Router to be measured is changed, above step S1-S7 is repeated；Reduced time interval numerical value, can quantitative comparison it is to be measured
The antijamming capability of router.
In the present embodiment, wireless router to be measured, wireless auxiliary AP and at least three PC, LAN mouthfuls of auxiliary wireless aps
With a PC1 wired connections, a PC1 is used as dry by the wireless user data bag that the wireless auxiliary AP of control launches constant power
Disturb source；LAN mouthfuls of router to be measured and the 2nd PC2 wired connections；The wireless network card that the SSID of router to be measured passes through the 3rd PC
Carry out wireless connection；Flow rate test instrument is installed on 2nd PC2 and the 3rd PC3.Router to be measured, wireless auxiliary AP and
PC1, PC2, PC3 are placed in screened room.
By such setting, can be by controlling wireless aps（Interference source）Send wireless data packet channel and between the time
Every, cause to WIFI routers cochannel to be measured and the different degrees of interference of side channel, it is anti-dry to reach test WIFI routers
Disturb the purpose of ability.
Specifically, comprise the following steps：
S1：The gateway address of router to be measured is configured for 192.168.1.1, wireless channel is CH6 (2437MHz)；
S2：The IP address that wired network adapter is configured on the 2nd PC is 192.168.1.100；
S3：The IP address that wireless network card is configured on the 3rd PC is 192.168.1.101；
S5：The operating flux testing tool Ixhariot6.7 on the 2nd PC, in the 2nd PC (192.168.1.100) and the 3rd PC
Throughput scripts are run between (192.168.1.101), now router to be measured is in normal operating conditions, it was observed that gulping down
The numerical value of the amount of telling is 85 ± 5 Mpbs；
S6：It is 192.168.0.1 that configuration wirelessly aids in the gateway address of AP；
S7：The wired network adapter address for configuring a PC is 192.168.0.100；
S8：Cmd orders are used on a PC：Telnet 192.168.a.b, into wireless auxiliary AP；Order is input into again：
Ated opens control model；
S9：The control program of wireless auxiliary AP is opened on a PC；
S10：It is as follows that data parameters are set in the control program of a PC：
Channel：CH6(2437MHz)；Power：14dBm；Data type：UserData+CRC；Sending mode：Continuously transmit；Send
Time interval：T=5000ns；Remaining parameter is given tacit consent to.
S11：Start to send using the control program of a PC1；
S12:Observe whether the numerical quantity of handling up on the 2nd PC2 has substantially reduction, such as without substantially reduction, then stop on a PC
Only send, and change transmission time interval for 4000ns, then start to send；
S13：Modification transmission time interval is 3000ns, 2000ns ..., repeat step S12 successively, until handling up on the 2nd PC
Numerical quantity is substantially reduced to below 1Mps, at this moment records the time interval numerical value on a PC, and as assessing, router to be measured is same
The foundation of channel disturbance；
S14：Parameter is changed in the control program of a PC1, channel is respectively CH3 (2422MHz) and CH9 (2452MHz), weight
Multiple step 11 ~ 13, when can obtain CH3 and CH9, the time interval numerical value of transmission estimates the adjacent letter of wireless router to be measured as assessment
The foundation of road interference；
S15：Router to be measured is changed, above step S1-S14 is repeated；The numerical value that reduced time is spaced, can quantitative comparison road to be measured
By the antijamming capability of device.
The invention provides another preferred embodiment, part unlike the embodiments above is, S1：Configure route to be measured
The gateway address of device is 192.168.1.1, and wireless channel is CH5；S14：Parameter is changed in the control program of a PC1, is believed
Road is respectively CH4 and CH10, repeat step 11 ~ 13, when can obtain CH4 and CH10, the time interval numerical value of transmission, as assessment
Estimate the foundation of wireless router adjacent-channel interference to be measured.
Compared with prior art, the present invention has the following technical effect that：A kind of WIFI signal test system of the invention and
Method of testing, what the method can be quantified tests out the influence of cochannel and side channel to the WIFI router performances in work,
Contrast test is carried out to different wireless routers assess its antijamming capability to facilitate, it is simple that system constitutes simple, method, energy
The antijamming capability of enough fast verifications wireless router to be tested.
According to the teaching of the present embodiment, those skilled in the art are capable of achieving in other scope of the present invention completely
Technical scheme.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
Specific implementation of the invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should be all considered as belonging to of the invention
Protection domain.
Claims (8)
1. a kind of WIFI signal test system, it is characterised in that including：Router to be measured, interference source and at least three PC；Institute
Interference source and a PC wired connections are stated, a PC launches the wireless user data bag of constant power by controlling interference source
As interference source；The router to be measured and the 2nd PC wired connections, and the router to be measured and the 3rd PC wireless connections, institute
State and flow rate test instrument is installed on the 2nd PC and the 3rd PC.
2. test system according to claim 1, it is characterised in that the router to be measured, the interference source and three
Platform PC is placed in screened room.
3. a kind of method of testing of the WIFI signal test system based on described in claim 1 or 2, it is characterised in that including with
Lower step：
S1：The operating flux test between the 2nd PC and the 3rd PC, when the router to be measured is in normal operating conditions,
Data are sent from the 2nd PC, data, the numerical value of observation handling capacity is received in the 3rd PC and is recorded；
S2：From a PC Telnets interference source and open control model；
S3：Data parameters are set in the control program of a PC, channel CHx are selected, wherein 4≤x≤10；Between the transmission time
Every：T；Sending mode：Continuously transmit；
S4：Start to send using the control program of a PC；
S5:Observe whether the numerical quantity of handling up on the 3rd PC has substantially reduction, such as without substantially reduction, then stop on a PC
Send, and change transmission time interval for T1 (T1<T), then start to send；
S6：Modification transmission time interval is T2, T3 ... (0 successively<Tn<T), repeat step S12, the handling capacity on the 2nd PC
Numerical value is substantially reduced to below 1Mps, at this moment records the time interval numerical value on a PC, and as assessing, router to be measured is same to be believed
The foundation of road interference.
4. method of testing according to claim 3, it is characterised in that further comprising the steps of：
S7：Parameter channel is changed in the control program of a PC and is respectively CH（x-3）And CH（x+3）, repeat step S3 ~ S6,
Can obtain CH（x-3）And CH（x+3）When, the time interval numerical value for sending is recorded, as assessment router adjacent-channel interference to be measured
Foundation.
5. method of testing according to claim 4, it is characterised in that further comprising the steps of：
S8：Router to be measured is changed, above step S1-S7 is repeated；The numerical value that reduced time is spaced, can quantitative comparison route to be measured
The antijamming capability of device.
6. method of testing according to claim 5, it is characterised in that in the step S3, the parameter is set to：
Power：14dBm；Transmission time interval：T=5000ns；Remaining parameter selection acquiescence.
7. method of testing according to claim 6, it is characterised in that in the step S3, sets x=6, and wireless channel is
CH6, frequency is 2437MHz.
8. method of testing according to claim 6, it is characterised in that in the step S7, channel be respectively CH3 and
CH9, frequency is respectively 2422 MHz and 2452 MHz.
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| CN201710173489.6A CN106851718A (en) | 2017-03-22 | 2017-03-22 | A kind of WIFI signal test system and method for testing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109462866A (en) * | 2018-12-26 | 2019-03-12 | 深圳市吉祥腾达科技有限公司 | The automatic channel test method of wireless router |
| CN110460398A (en) * | 2019-08-26 | 2019-11-15 | 深圳市吉祥腾达科技有限公司 | The reliability test system and test method of wireless extensions device synchronous radio channel |
| CN111277346A (en) * | 2020-03-05 | 2020-06-12 | 深圳市吉祥腾达科技有限公司 | Wifi double-frequency and triple-frequency interference evaluation test system and method thereof |
| CN112867047A (en) * | 2021-04-13 | 2021-05-28 | 四川九州电子科技股份有限公司 | WiFi6 router performance test system and test method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109462866A (en) * | 2018-12-26 | 2019-03-12 | 深圳市吉祥腾达科技有限公司 | The automatic channel test method of wireless router |
| CN110460398A (en) * | 2019-08-26 | 2019-11-15 | 深圳市吉祥腾达科技有限公司 | The reliability test system and test method of wireless extensions device synchronous radio channel |
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| CN111277346A (en) * | 2020-03-05 | 2020-06-12 | 深圳市吉祥腾达科技有限公司 | Wifi double-frequency and triple-frequency interference evaluation test system and method thereof |
| CN112867047A (en) * | 2021-04-13 | 2021-05-28 | 四川九州电子科技股份有限公司 | WiFi6 router performance test system and test method |
| CN112867047B (en) * | 2021-04-13 | 2022-11-08 | 四川九州电子科技股份有限公司 | WiFi6 router performance test system and test method |
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