CN109495196B - System and method for testing wireless network bandwidth automatic switching characteristics of MESH product - Google Patents
System and method for testing wireless network bandwidth automatic switching characteristics of MESH product Download PDFInfo
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- CN109495196B CN109495196B CN201910004775.9A CN201910004775A CN109495196B CN 109495196 B CN109495196 B CN 109495196B CN 201910004775 A CN201910004775 A CN 201910004775A CN 109495196 B CN109495196 B CN 109495196B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0001—Rooms or chambers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Monitoring And Testing Of Transmission In General (AREA)
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Abstract
The invention discloses a system and a method for testing wireless network bandwidth automatic switching characteristics of an MESH product, wherein the system comprises a first MESH node, a second MESH node, a first PC client, a second PC client, a step attenuator, a shielding room, a second shielding box and a first shielding box, the first MESH node, the second MESH node, the first PC client, the second PC client, the step attenuator, the second shielding box and the first shielding box are all arranged in the shielding room, the second MESH node is connected with the second PC client through a second network cable, the first MESH node is arranged in the first shielding box, and the second MESH node is arranged in the second shielding box. The technical problem of the test trouble that needs often to change test environment to lead to exists among the prior art is solved.
Description
Technical Field
The invention belongs to the technical field of communication test, and particularly relates to a system and a method for testing wireless network bandwidth automatic switching characteristics of an MESH product.
Background
At present, the function of automatic switching of wireless bandwidth of the MESH network refers to automatic switching of wireless bandwidth between MESH nodes according to the signal intensity of the scanned counterpart, so as to achieve the purposes of enhancing power, reducing interference and improving wireless forwarding performance.
The existing test technology is that MESH nodes are placed at proper positions in an open environment of an actual user scene, signal intensity of a position measurement opposite end which is furthest away from the MESH nodes and has network throughput performance meeting the requirements of clients is used as a threshold value for automatic switching of wireless bandwidth; in the later period of product development, the accuracy and reliability of MESH node bandwidth switching are repeatedly verified in actual user scenes based on the signal intensity threshold value of wireless bandwidth automatic switching. The following problems exist, 1, different user use scenes need to be searched when MESH nodes with different wireless transmission powers are tested, and the scene changes are more. 2. The actual user scene is an open environment, unstable factors such as wireless signal interference, signal reflection and refraction exist, the fluctuation of wireless signal intensity is large, the placement position of an MESH node needs to be repeatedly adjusted in the testing process, the signal intensity threshold value of wireless bandwidth switching can be tested, the stability of the obtained threshold value is poor, and the problem of multiple modification exists.
Accordingly, the prior art is in need of improvement.
Disclosure of Invention
The invention mainly aims to provide a system for testing the automatic switching characteristics of wireless network bandwidth of an MESH product, and aims to solve the technical problems in the background technology.
The invention discloses a wireless network bandwidth automatic switching characteristic test system for an MESH product, which comprises a first MESH node, a second MESH node, a first PC client, a second PC client, a step attenuator, a shielding room, a second shielding box and a first shielding box, wherein the first MESH node, the second MESH node, the first PC client, the second PC client, the step attenuator, the second shielding box and the first shielding box are all arranged in the shielding room, the first MESH node is connected with the step attenuator through a first feeder line and a second feeder line, the second MESH node is connected with the step attenuator through a third feeder line and a fourth feeder line, the first MESH node is connected with the first PC client through a first network line, the second MESH node is connected with the second PC client through a second network line, the first MESH node is arranged in the first shielding box, and the second MESH node is arranged in the second shielding box.
Preferably, one end of the first feeder line is connected with a first MESH node, the other end of the first feeder line passes through a first radio frequency port on the first shielding box and then is connected with an input port A of the step attenuator, one end of the second feeder line passes through a second radio frequency port on the first shielding box and then is connected with an input port B of the step attenuator, one end of the third feeder line passes through a third radio frequency port on the second shielding box and then is connected with an output port A of the step attenuator, one end of the fourth feeder line is connected with a second MESH node, and the other end of the fourth feeder line passes through a fourth radio frequency port on the second shielding box and then is connected with an output port B of the step attenuator.
Preferably, one end of the first network cable is connected with the serial port of the first MESH node, the other end of the first network cable passes through the first network port on the first shielding box and then is connected with the first PC client, one end of the second network cable is connected with the serial port of the second MESH node, and the other end of the second network cable passes through the second network port on the second shielding box and then is connected with the second PC client.
The invention also provides a method for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product, which is applied to the system for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product, and comprises the following steps:
step S1: the first MESH node is arranged in a first shielding box, the first MESH node is connected with a step attenuator by using a first feeder line and a second feeder line, and is connected with a first PC client by using a first network cable, wherein the first shielding box, the step attenuator and the first PC client are arranged in a first shielding chamber;
step S2: the second MESH node is arranged in a second shielding box, the second MESH node is connected with a step attenuator by a third feeder line and a fourth feeder line, and is connected with a second PC client by a second network cable, wherein the second shielding box and the second PC client are arranged in a first shielding chamber;
step S3: setting the attenuation value of the step attenuator, and testing.
The system and the method for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product have the following beneficial effects:
1. based on the setting of the step attenuator, the attenuation value of the step attenuator is controlled, different user use scenes are simulated, and the testing environment is fixed.
2. Based on the setting of shielding room, first shielding case, second shielding case, greatly reduced radio signal interference.
Drawings
FIG. 1 is a schematic block diagram of a system for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product according to the present invention;
FIG. 2 is a flowchart of a method for testing the bandwidth auto-switching characteristics of a MESH product wireless network according to a first embodiment of the present invention;
fig. 3 is a detailed flowchart of step S3 in the method for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It is noted that related terms such as "first," "second," and the like may be used to describe various components, but these terms are not limiting of the components. These terms are only used to distinguish one element from another element. For example, a first component could be termed a second component, and, similarly, a second component could be termed a first component, without departing from the scope of the present invention. The term "and/or" refers to any one or more combinations of related items and descriptive items.
Referring to fig. 1, fig. 1 is a schematic block diagram of a system for testing the bandwidth automatic switching characteristics of a MESH product wireless network according to the present invention.
The invention discloses a wireless network bandwidth automatic switching characteristic test system for an MESH product, which comprises a first MESH node 31, a second MESH node 32, a first PC client 10, a second PC client 11, a step attenuator 40, a shielding room 1, a second shielding box 22 and a first shielding box 21, wherein the first MESH node, the second MESH node, the first PC client, the second PC client, the step attenuator, the second shielding box and the first shielding box are all arranged in the shielding room, the first MESH node 31 is connected with the step attenuator 40 through a first feeder line 52 and a second feeder line 53, the second MESH node 32 is connected with the step attenuator through a third feeder line 54 and a fourth feeder line 55, the first MESH node is connected with the first PC client through a first network line 51, the second MESH node is connected with the second PC client through a second network line 56, the first MESH node is arranged in the first shielding box, and the second MESH node is arranged in the second shielding box. The system and the method for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product have the following beneficial effects: 1. based on the setting of the step attenuator, the attenuation value of the step attenuator is controlled, different user use scenes are simulated, and the testing environment is fixed. 2. Based on the setting of shielding room, first shielding case, second shielding case, greatly reduced radio signal interference.
It should be noted that, for the shielding chamber, the parameter indicating the magnetic conductivity of the magnetic material is magnetic permeability, and the higher the magnetic permeability is, the better the shielding effect is, thus being an existing shielding chamber structure. For a first PC client and a second PC client, both PC clients are provided with an iperf performance testing tool and a serial port communication tool.
Specifically, as shown in fig. 1, one end of the first feeder line 52 is connected to a first MESH node, the other end of the first feeder line passes through a first radio frequency port on the first shielding box and then is connected to an input port of the step attenuator, one end of the second feeder line 53 is connected to the first MESH node, the other end of the second feeder line passes through a second radio frequency port on the first shielding box and then is connected to an input port of the step attenuator, one end of the third feeder line 54 is connected to a second MESH node, the other end of the third feeder line 54 passes through a third radio frequency port on the second shielding box and then is connected to an output port of the step attenuator, one end of the fourth feeder line 55 is connected to the second MESH node, and the other end of the fourth feeder line passes through a fourth radio frequency port on the second shielding box and then is connected to an output port of the step attenuator. (although not shown in FIG. 1 for the first RF port, the second RF port, the third RF port, and the fourth RF port, those skilled in the art will appreciate that the function is the same as the interface)
Wherein, the static ip address configured by the first PC client: 192.168.5.100, the subnet mask is: 255.255.255.0, gateway is: 192.168.5.1; the second PC client configures a static ip address: 192.168.5.200, the subnet mask is: 255.255.255.0, gateway is: 192.168.5.1; so that the first PC client and the second PC client can ping each other. Preferably, one end of the first network cable is connected with the serial port of the first MESH node, the other end of the first network cable passes through the first network port on the first shielding box and then is connected with the first PC client, one end of the second network cable is connected with the serial port of the second MESH node, and the other end of the second network cable passes through the second network port on the second shielding box and then is connected with the second PC client. (in FIG. 1, the first and second ports are not labeled, but the function is the same as the interface, as will be appreciated by those skilled in the art)
In a specific test process, as shown in fig. 2, the invention also provides a method for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product, which is applied to the system for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product, and comprises the following steps:
step S1: the first MESH node is arranged in a first shielding box, the first MESH node is connected with a step attenuator by using a first feeder line and a second feeder line, and is connected with a first PC client by using a first network cable, wherein the first shielding box, the step attenuator and the first PC client are arranged in a shielding room;
step S2: the second MESH node is arranged in a second shielding box, the second MESH node is connected with a step attenuator by a third feeder line and a fourth feeder line, and is connected with a second PC client by a second network cable, wherein the second shielding box and the second PC client are arranged in a shielding room;
step S3: setting the attenuation value of the step attenuator, and testing.
In the embodiment, after the test environment is built based on the step S1 and the step S2, compared with the traditional test method, the step attenuator in the step S3 can be utilized to set the attenuation value, and then the environment simulation is performed to test, so that the method is very convenient, the actual environment does not need to be replaced, and the test efficiency can be greatly improved; secondly, based on shielding room, first shielding case, second shielding case setting, avoid external signal interference. In step S3, an attenuation value of the step attenuator is set, and wireless forwarding rates of the first MESH node and the second MESH node are tested, so as to obtain a signal intensity threshold value of wireless bandwidth switching.
Specifically, the step S3 further includes:
step S31, setting a first attenuation value of an A port on a step attenuator and a second attenuation value of a B port on the step attenuator, wherein the A port comprises an A output port and an A input port, and the B port comprises a B output port and a B input port;
step S32, the first PC terminal and the second PC terminal perform running processing, record the first bandwidth of the first MESH node, record the second bandwidth of the second MESH node, record TX flow and record RX flow;
step S33, judging whether the first MESH node and the second MESH node switch the bandwidth according to the expectations after the TX flow and the RX flow reach the preset threshold.
Based on the steps S31, S32, and S33, the step S3 is specifically defined to implement the bandwidth switching test. In step S33, after the TX flow and the RX flow reach the preset threshold, the attenuation of the step attenuator is set according to the step length of 1dB within the positive and negative 2dB range of the signal strength threshold, so as to verify whether the first MESH node and the second MESH node switch wireless bandwidths according to expectations.
The invention can obtain the signal intensity threshold value of automatic switching of the wireless bandwidth of the MESH product by adjusting the attenuation value of the step attenuator and testing the wireless forwarding performance of two MESH nodes. The shielding box and the shielding room are isolated, so that external environment interference factors are reduced, and the efficiency of measuring the signal intensity threshold value and the accuracy of the test result are greatly improved; by means of automatic test degree, attenuation value adjustment, signal strength recording among MESH nodes and wireless bandwidth switching recording are automatically completed, and accuracy and reliability of automatic switching of the wireless bandwidth of the MESH network can be evaluated according to a large number of test results.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (4)
1. The utility model provides a wireless network bandwidth automatic switch characteristic test system of MESH product, which is characterized by comprising a first MESH node, a second MESH node, a first PC client, a second PC client, a step attenuator, a shielding room, a second shielding box and a first shielding box, wherein the first MESH node, the second MESH node, the first PC client, the second PC client, the step attenuator, the second shielding box and the first shielding box are all arranged in the shielding room, the first MESH node is connected with the step attenuator through a first feeder line and a second feeder line, the second MESH node is connected with the step attenuator through a third feeder line and a fourth feeder line, the first MESH node is connected with the first PC client through a first network line, the second MESH node is connected with the second PC client through a second network line, the first MESH node is arranged in the first shielding box, the second MESH node is arranged in the second shielding box,
the step attenuator is provided with an A port and a B port, a first attenuation value of the A port on the step attenuator is set, and a second attenuation value of the B port on the step attenuator is set, wherein the A port comprises an A output port and an A input port, and the B port comprises a B output port and a B input port;
the method comprises the steps that a first PC terminal and a second PC terminal perform running processing, a first bandwidth of a first MESH node is recorded, a second bandwidth of a second MESH node is recorded, TX traffic is recorded, and RX traffic is recorded;
and judging whether the first MESH node and the second MESH node switch the bandwidth according to the expectation after the TX flow and the RX flow reach the preset threshold.
2. The system for testing the bandwidth automatic switching characteristics of a MESH product wireless network according to claim 1, wherein one end of the first feeder is connected with a first MESH node, the other end of the first feeder passes through a first radio frequency port on the first shielding box and then is connected with an input port A of the step attenuator, one end of the second feeder is connected with the first MESH node, the other end of the second feeder passes through a second radio frequency port on the first shielding box and then is connected with an input port B of the step attenuator, one end of the third feeder is connected with the second MESH node, the other end of the third feeder passes through a third radio frequency port on the second shielding box and then is connected with an output port A of the step attenuator, one end of the fourth feeder is connected with the second MESH node, and the other end of the fourth feeder passes through a fourth radio frequency port on the second shielding box and then is connected with an output port B of the step attenuator.
3. The system for testing the bandwidth automatic switching characteristics of a MESH product wireless network according to claim 1, wherein one end of the first network cable is connected with the serial port of the first MESH node, the other end of the first network cable passes through the first network port on the first shielding box and then is connected with the first PC client, one end of the second network cable is connected with the serial port of the second MESH node, and the other end of the second network cable passes through the second network port on the second shielding box and then is connected with the second PC client.
4. The method for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product is characterized by being applied to the system for testing the automatic switching characteristics of the wireless network bandwidth of the MESH product according to any one of claims 1 to 3, and comprises the following steps:
step S1, a first MESH node is arranged in a first shielding box, the first MESH node is connected with a step attenuator by using a first feeder line and a second feeder line, and is connected with a first PC client by using a first network line, wherein the first shielding box, the step attenuator and the first PC client are arranged in a shielding room;
s2, a second MESH node is arranged in a second shielding box, the second MESH node is connected with a step attenuator by using a third feeder line and a fourth feeder line, and is connected with a second PC client by using a second network line, wherein the second shielding box and the second PC client are arranged in a shielding room;
and S3, setting an attenuation value of the step attenuator, and testing.
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| CN112888014B (en) * | 2021-04-02 | 2023-02-07 | 深圳市吉祥腾达科技有限公司 | Stability test system and method for wireless network speed measurement of router product |
| CN113613277B (en) * | 2021-09-22 | 2023-09-19 | 深圳创维数字技术有限公司 | Test method, device, equipment and storage medium for Mesh system performance |
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