CN104822159A - System and method for WLAN test of AP by simulating STA - Google Patents
System and method for WLAN test of AP by simulating STA Download PDFInfo
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- CN104822159A CN104822159A CN201510000900.0A CN201510000900A CN104822159A CN 104822159 A CN104822159 A CN 104822159A CN 201510000900 A CN201510000900 A CN 201510000900A CN 104822159 A CN104822159 A CN 104822159A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/06—Testing, supervising or monitoring using simulated traffic
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Abstract
The present invention discloses a system and a method for WLAN test of an AP by simulating an STA. The system comprises a configuration module for selecting a type of messages to be sent, a source MAC, a target MAC, a data package mode, the number of concurrent users and the total number of users; a packet sending module for sending a data frame to the AP through a wireless network card according to the parameters specified in the configuration module; a packet capturing module for analyzing data packets received by the wireless network card and setting a corresponding virtual terminal state; a timing module for setting a packet sending time interval according to different test requirements and counting the test time and the online time of the virtual terminal; and a result statistics and state display module for statistics of data obtained by the packet capturing module and displaying the result. The present invention can simulate tests on AP capacity, concurrent processing capacity, AP stability and multi-AP load balance. The present invention can save a lot of costs, and greatly simplify the test procedures and reduce the test difficulty and save the required test time.
Description
Technical field
The present invention relates to WLAN (wireless local area network) (WLAN, Wireless Local Area Network) technical testing field, especially, relate to a kind of simulation STA to AP(Access Point access point) carry out the system of WLAN test, and the method utilizing this system to test the capacity of AP, pressure test, concurrent, frequency spectrum navigation and load balancing.
Background technology
With regard to the current method of testing to wireless lan (wlan), especially AP is to the test of terminal (notebook, mobile phone, the equipment such as PAD) access capability, usually needs tester's manual configuration network interface card to associate corresponding SSID.To the concurrent of AP and pressure test especially by the mode of manpower, frequency spectrum navigation and the functional test of load balancing need manual one of one or more tester to connect one be configured STA and observe especially, the pressure that AP performance causes is directly proportional to the personnel amount of participation, the manpower of waste is many, resource is many, and the concurrent test of multi-user cannot be reached, so that test result accurately cannot be drawn.See Fig. 1, show the schematic diagram that prior art true multiple terminals access AP carries out testing, therefrom can find out the space need used and want a large amount of PC and place needed for these PC, and by platform operation quite trouble.
Therefore, in the prior art, when content measurement is many time, manual testing's system will be made to become and further bother, and workload being very large, when needs changed test content, bothering making the change tested very much.Therefore, how can be quick, true to nature test AP becomes the technical problem that prior art needs solution badly.
Summary of the invention
The object of the invention is to propose a kind of STA of simulation carries out WLAN test system and method to AP, to substitute true terminal equipment, performance and functional test are carried out to AP.
The system adopting simulation STA to carry out WLAN test to AP, is characterized in that:
Comprise configuration module, module of giving out a contract for a project, packet capturing module, timing module and result are added up and state display module, and wherein said configuration module sends type of message, source MAC, object MAC, mode data packet, concurrent user and total user for selecting; Described module parameter set by described configuration module of giving out a contract for a project, sends Frame by wireless network card to AP; Described packet capturing module is resolved the packet that described wireless network card receives and is arranged corresponding virtual terminal state; Described timing module is formulated according to different testing requirement and is given out a contract for a project the time interval, the statistical test time, and statistics virtual terminal online hours; Described result statistics and state display module are added up the data of described packet capturing module acquisition and result are shown.
Preferably, the source MAC in described system change frame and object MAC simulates multiple terminals and tests WLAN.
The invention also discloses a kind of method that system utilizing above-mentioned simulation STA AP to be carried out to WLAN test is tested AP, by the packet of wireless network card and AP various 802.11 agreements alternately, to carry out AP capacity, the disposal ability of AP concurrent event, and the test of the load balancing of AP stability and many AP under the large discharge of multiple terminals, effectively can also be tested frequency spectrum navigation feature by setting pattern of giving out a contract for a project.
Preferably, when AP volume test, set the total terminal quantity needing simulation and the number of terminals of reaching the standard grade at interval of certain hour, the virtual IP address that the terminal of test macro generating virtual is subsequently corresponding and MAC, send the request message of pseudo-terminal access AP by wireless network card, and return according to AP the packet that next step is responded by bag, test macro is along with the increase virtual terminal number of time, until online virtual terminal number reaches set point, test end subsequently, the result of display test.
Preferably, when carrying out concurrent capability test, set the concurrent number of terminals needing simulation, type of message and response timeout time, be provided with virtual IP address corresponding to the terminal of rear test macro generating virtual subsequently and MAC, test macro constructs message according to setting, after test starts, virtual terminal sends corresponding message to AP simultaneously, adds up the result of the AP response message received and show after certain hour.
Preferably, when carrying out frequency spectrum navigation test, set the concurrent number of terminals needing simulation, the pattern of giving out a contract for a project of specifying pseudo-terminal is 2.4G single-frequency, 5.8G single-frequency or 2.4G/5.8G double frequency, be provided with virtual IP address corresponding to the terminal of rear system generating virtual subsequently and MAC, after test starts, test macro builds probe request according to source MAC and object MAC and sends, described probe request shows the frequency range of virtual terminal, after a period of time, virtual terminal initiates access request to two frequency ranges simultaneously, effectively can analyze frequency spectrum navigation feature according to statistics after terminal is all reached the standard grade after a period of time again.Wherein, described frequency spectrum navigation refers to AP to be measured and can access AP to be measured respectively by 2.4G or 5.8G by guiding wireless terminal initiatively.
Preferably, when carrying out load balancing test, virtual terminal sends association request bag to the same SSID that the AP having different online number of terminals issues, the AP that load is larger can refuse request, can continue after system receives the back message of AP to send association request bag to other AP, until send the association request bag of next pseudo-terminal after successfully accessing, after being completed, check that the statistics of the existing online number of terminals of AP and system can provide analysis to the test of AP load-balancing function.
Compared with testing with traditional multiple terminals, this invention can save great amount of cost, greatly simplify testing procedure and difficulty simultaneously, saves the time needed for test.And can the state of Display on the same screen all terminals and the state of AP, immediately check that test result is gone forward side by side Row sum-equal matrix, especially test such as frequency spectrum navigates, and during the functions such as load balancing, effect is more outstanding.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of true multiple terminals access AP test in prior art;
Fig. 2 is the schematic diagram that the system adopting simulation STA to carry out WLAN test to AP according to the present invention is tested AP;
Fig. 3 is simulation STA according to the present invention carries out the system of WLAN test module map to AP;
Fig. 4 is the principle schematic of simulation multiple terminals;
Fig. 5 is simulation STA according to the present invention carries out the system of WLAN test exemplary configuration interface to AP;
Fig. 6 is the flow chart utilizing analogue system of the present invention to simulate multiple terminals test AP capacity;
Fig. 7 is the flow chart utilizing analogue system of the present invention to simulate multiple terminals test AP concurrent capability;
Fig. 8 is the flow chart utilizing analogue system of the present invention to simulate the navigation of multiple terminals test frequency spectrum;
Fig. 9 issues same SSID for utilizing analogue system of the present invention to simulate multiple terminals test multiple stage AP and all opens load-balancing function.
The technical characteristic that Reference numeral in figure refers to respectively is:
11, configuration module; 12, to give out a contract for a project module; 13, packet capturing module; 14, timing module; 15, result statistics and state display module.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not entire infrastructure.
See Fig. 2, show the schematic diagram that the system adopting simulation STA to carry out WLAN test to AP according to the present invention is tested AP, owing to have employed this test macro, only need an analogue system can simulate multiple terminal as terminal and access AP by its wireless network card, thus reach multiple terminals access AP and remain on the effect of line states, simultaneously pseudo-terminal is by the packet of PC wireless network card and AP various 802.11 agreements alternately, test can be reached as AP capacity, the disposal ability of concurrent event, and under the large discharge of multiple terminals the load balancing of AP stability and many AP, separately effectively can test frequency spectrum navigation feature by arranging pattern of giving out a contract for a project.
See Fig. 3, show simulation STA according to the present invention carries out the system of WLAN test module map to AP, this system comprises configuration module 11, to give out a contract for a project module 12, packet capturing module 13, timing module 14 and result are added up and state display module 15, and wherein said configuration module 11 sends type of message, source MAC, object MAC, mode data packet, concurrent user and total user for selecting; Described module 12 parameter set by described configuration module of giving out a contract for a project, sends Frame by wireless network card to AP; Described packet capturing module 13 is resolved the packet that described wireless network card receives and is arranged corresponding virtual terminal state; Described timing module 14 is formulated according to different testing requirement and is given out a contract for a project the time interval, the statistical test time, and statistics virtual terminal online hours; Described result statistics and state display module 15 are added up the data of described packet capturing module acquisition and result are shown.
See Fig. 4, show the schematic diagram adopting simulation STA the system that AP carries out WLAN test to be carried out to multiple terminals simulation of the present invention, see 802.11 frame formats of Fig. 4, only need change source MAC in frame and object MAC just can simulate multiple terminals and carry out complicated test to WLAN, with concrete terminal PC and indifference, therefore, of the present inventionly this principle simulation can be utilized to go out multiple STA carry out various tests to AP, and utilize packet capturing module 13 to capture packet that AP returns resolving, utilize the relevant timework that timing module 14 carries out required for various statistics and test, result statistics and state display module 15 is utilized to add up the data of described packet capturing module acquisition and result are shown.
Wherein, DA: target MAC (Media Access Control) address, 6 bytes, arranged given by analogue system;
SA: source MAC, 6 bytes, arranged given equally by analogue system;
BSSID: need the MAC Address accessing SSID;
See Fig. 5, show simulation STA according to the present invention carries out the system of WLAN test exemplary configuration interface to AP, the wireless network card sending packet radio can be selected, setting data pack mode, concurrent user number, total number of users, source MAC and object MAC.
Therefore, the system utilizing simulation STA of the present invention AP to be carried out to WLAN test is by the packet of wireless network card and AP various 802.11 agreements alternately, test AP capacity can be reached, the disposal ability of AP concurrent event, and the test of the load balancing of AP stability and many AP under the large discharge of multiple terminals, also effectively can test frequency spectrum navigation feature by arranging pattern of giving out a contract for a project.
See Fig. 6, show the flow chart utilizing analogue system of the present invention to simulate multiple terminals test AP capacity.This is also the most common in the test of multiple terminals is also most important one.After system cloud gray model, the first selective system pattern of tester is AP volume test, set the total terminal quantity needing simulation and the number of terminals of reaching the standard grade at interval of certain hour, the virtual IP address that the terminal of system generating virtual is subsequently corresponding and MAC, the request message of pseudo-terminal access AP is sent by wireless network card, and next step packet is responded according to time bag of AP, test macro is along with the increase virtual terminal number of time, until online virtual terminal number reaches set point, test end subsequently, the result of display test.
See Fig. 7, show the flow chart utilizing analogue system of the present invention to simulate multiple terminals test AP concurrent capability, i.e. concurrent capability test.Set the concurrent number of terminals needing simulation, type of message and response timeout time, be provided with virtual IP address corresponding to the terminal of rear system generating virtual subsequently and MAC, system constructs message according to setting, after test starts, virtual terminal sends corresponding message to AP simultaneously, adds up the result of the AP response message received and shows, if need this test repeatedly to carry out after certain hour.
Fig. 8 is the flow chart utilizing analogue system of the present invention to simulate the navigation of multiple terminals test frequency spectrum, described frequency spectrum navigation refers to AP to be measured can access AP to be measured respectively by 2.4G or 5.8G by guiding wireless terminal initiatively, balanced to make the resource of frequency range utilize, this test needs wireless network card to support double frequency, set the concurrent number of terminals needing simulation, the pattern of giving out a contract for a project of specifying pseudo-terminal is 2.4G single-frequency, 5.8G single-frequency or 2.4G/5.8G double frequency, be provided with virtual IP address corresponding to the terminal of rear system generating virtual subsequently and MAC, after test starts, test macro builds probe request according to source MAC and object MAC and sends, described probe request shows the frequency range of virtual terminal, after a period of time, virtual terminal initiates access request to two frequency ranges simultaneously, effectively can analyze frequency spectrum navigation feature according to statistics after terminal is all reached the standard grade after a period of time again.
Fig. 9 is, issue same SSID for multiple stage AP and all open the testing requirement of load-balancing function, the present invention is given by the method for testing of pseudo-terminal circulation Associated SSID.See figure below, its method of testing essence sends association request bag at the virtual terminal of simulation to the same SSID that the AP having different online number of terminals issues, the AP that load is larger can refuse request, can continue after system receives the back message of AP to send association request bag, until send the association request bag of next pseudo-terminal after successfully accessing to other AP.Check after being completed that the statistics of the existing online number of terminals of AP and system can provide strong analysis to the test of AP load-balancing function.
Therefore, the present invention changes source MAC in frame and object MAC, simulate multiple terminals and complicated test is carried out to WLAN, by the packet of wireless network card and AP various 802.11 agreements alternately, test AP capacity can be reached, the disposal ability of AP concurrent event, and the test of the load balancing of AP stability and many AP under the large discharge of multiple terminals, also effectively can test frequency spectrum navigation feature by arranging pattern of giving out a contract for a project.
Above content is in conjunction with concrete preferred implementation further description made for the present invention; can not assert that the specific embodiment of the present invention is only limitted to this; for general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; some simple deduction or replace can also be made, all should be considered as belonging to the present invention by submitted to claims determination protection range.
Claims (8)
1. the system adopting simulation STA to carry out WLAN test to AP, is characterized in that:
Comprise configuration module, module of giving out a contract for a project, packet capturing module, timing module and result are added up and state display module, and wherein said configuration module sends type of message, source MAC, object MAC, mode data packet, concurrent user and total user for selecting; Described module parameter set by described configuration module of giving out a contract for a project, sends Frame by wireless network card to AP; Described packet capturing module is resolved the packet that described wireless network card receives and is arranged corresponding virtual terminal state; Described timing module is formulated according to different testing requirement and is given out a contract for a project the time interval, the statistical test time, and statistics virtual terminal online hours; Described result statistics and state display module are added up the data of described packet capturing module acquisition and result are shown.
2. system according to claim 1, is characterized in that:
Source MAC in described system change frame and object MAC simulates multiple terminals and tests WLAN.
3. the system utilizing the simulation STA described in claim 1 AP to be carried out to WLAN test method that AP is tested, by the packet of wireless network card and AP various 802.11 agreements alternately, to carry out AP capacity, the disposal ability of AP concurrent event, and the test of the load balancing of AP stability and many AP under the large discharge of multiple terminals, effectively can also be tested frequency spectrum navigation feature by setting pattern of giving out a contract for a project.
4. method of testing according to claim 3, is characterized in that:
When AP volume test, set the total terminal quantity needing simulation and the number of terminals of reaching the standard grade at interval of certain hour, the virtual IP address that the terminal of test macro generating virtual is subsequently corresponding and MAC, the request message of pseudo-terminal access AP is sent by wireless network card, and next step packet is responded according to time bag of AP, test macro is along with the increase virtual terminal number of time, until online virtual terminal number reaches set point, test end subsequently, the result of display test.
5. method of testing according to claim 3, is characterized in that:
When carrying out concurrent capability test, set the concurrent number of terminals needing simulation, type of message and response timeout time, be provided with virtual IP address corresponding to the terminal of rear test macro generating virtual subsequently and MAC, test macro constructs message according to setting, after test starts, virtual terminal sends corresponding message to AP simultaneously, adds up the result of the AP response message received and show after certain hour.
6. method of testing according to claim 3, is characterized in that:
When carrying out frequency spectrum navigation test, set the concurrent number of terminals needing simulation, the pattern of giving out a contract for a project of specifying pseudo-terminal is 2.4G single-frequency, 5.8G single-frequency or 2.4G/5.8G double frequency, be provided with virtual IP address corresponding to the terminal of rear system generating virtual subsequently and MAC, after test starts, test macro builds probe request according to source MAC and object MAC and sends, described probe request shows the frequency range of virtual terminal, after a period of time, virtual terminal initiates access request to two frequency ranges simultaneously, effectively can analyze frequency spectrum navigation feature according to statistics after terminal is all reached the standard grade after a period of time again.
7. method of testing according to claim 6, is characterized in that:
Described frequency spectrum navigation refers to AP to be measured can access AP to be measured respectively by 2.4G or 5.8G by guiding wireless terminal initiatively.
8. method of testing according to claim 3, is characterized in that:
When carrying out load balancing test, virtual terminal sends association request bag to the same SSID that the AP having different online number of terminals issues, the AP that load is larger can refuse request, can continue after system receives the back message of AP to send association request bag to other AP, until send the association request bag of next pseudo-terminal after successfully accessing, after being completed, check that the statistics of the existing online number of terminals of AP and system can provide analysis to the test of AP load-balancing function.
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CN107426760A (en) * | 2017-08-18 | 2017-12-01 | 上海斐讯数据通信技术有限公司 | A kind of wireless router double frequency unification method of testing and system |
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CN109379761A (en) * | 2018-12-29 | 2019-02-22 | 杭州迪普科技股份有限公司 | Analogy method, device and the computer equipment of more wireless terminals |
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CN113692004B (en) * | 2021-09-10 | 2023-10-31 | 深圳市共进电子股份有限公司 | Method, device, terminal and storage medium for testing AP |
CN113873567A (en) * | 2021-11-11 | 2021-12-31 | 太仓市同维电子有限公司 | Wireless AP equipment test method and device, computer equipment and readable storage medium |
CN113873567B (en) * | 2021-11-11 | 2024-07-23 | 太仓市同维电子有限公司 | Wireless AP equipment testing method, device, computer equipment and readable storage medium |
CN115174461A (en) * | 2022-09-08 | 2022-10-11 | 北京迎风知至科技有限公司 | System testing method and device based on network request |
CN115174461B (en) * | 2022-09-08 | 2022-12-23 | 北京迎风知至科技有限公司 | System testing method and device based on network request |
CN116233907A (en) * | 2023-05-06 | 2023-06-06 | 南京朗立微集成电路有限公司 | AP performance detection method and detection system based on simulation multi-concurrent STA |
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