CN103002481A - Wireless fidelity (WIFI) network optimization based on complex environment - Google Patents
Wireless fidelity (WIFI) network optimization based on complex environment Download PDFInfo
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Abstract
The invention relates to wireless fidelity (WIFI) network optimization based on a complex environment. The WIFI network optimization is characterized by comprising a step S01 of detecting the field intensity signal to noise ratio of a to-be-optimized area, and if the measured field intensity is smaller than 100dBM, adding covering points, adding mounted type access point (AP) devices or using high-power AP devices for hot spot areas where signal coverage does not meet an index; a step S02 of detecting the same adjacent channel interference of the to-be-optimized area, and if a detected interference source is between 0dBm and 80.00dBm, performing frequency point adjustment, adopting no more than 3 common-frequency APs to perform networking, and enabling upstream throughput of each AP to be larger than 4M access bandwidth; for a high-business-volume area, starting a 5.8GHz frequency band to close AP automatic frequency regulation and automatic power control switches to give priority to access to an indoor system, and adopting a channel multiplexing technology to allocate channels. The WIFI network optimization can be achieved, a wireless access device can cover all areas expected to be covered, and the capability of adequately bearing an expected load is provided.
Description
Technical field
The present invention relates to network optimization technology, particularly based on the WIFI network optimization under the complex environment.
Background technology
The Wifi network since its to cover signal good, and need not connect up, be widely used in market, but because the impact of environment, the factor such as equipment uses and channel frequency is overlapping causes the existing wifi network coverage can't reach predetermined index.Yet, now for these problems, not having reasonable, the efficient prioritization scheme of a cover in the society, visible proposition is very important based on the WIFI network optimization under the complex environment.
Summary of the invention
The purpose of this invention is to provide based on the WIFI network optimization under the complex environment, can realize the optimization to the wifi network, realize that radio reception device can cover the zone that all expectations cover, and have the ability of enough bearing anticipated load.
The present invention adopts following scheme to realize: the WIFI network optimization based under the complex environment is characterized in that comprising:
Step S01: the field intensity signal to noise ratio to zone to be optimized detects, if the field intensity of test is then taked less than 100dBM:
Step S011: increase the covering point, signal is covered the hot spot region increase that does not reach an index put dress type AP equipment or use high-power AP equipment instead;
Step S012: adjust antenna cover, use large gain antenna instead, change original irrational AP deployed position according to site environment, use directional antenna instead and cover;
Step S013: optimization is divided in the chamber, checks mixer, power splitter, antenna feeder and main line amplifier index and lays situation, optimizes chamber separation structure not up to standard;
Step S02: to the same adjacent frequently Interference Detection in zone to be optimized, if the interference source that detects at 0dBm between-the 80.00dBm, then take:
Step S021: frequency adjustment, employing are no more than 3 same frequently AP and carry out networking, and every AP uplink throughput is greater than the 4M access bandwidth; To heavy traffic zone, enable that the 5.8GHz frequency range is closed the adjustment of AP automatic frequency, the automated power control switch is paid the utmost attention to the access indoor heating system, take the multi-channel Technology allocated channel;
Step S022: power control, outdoor area adopts adjusts antenna directional angle, avoiding antenna main lobe to aim at interference source satisfies under the target area covering prerequisite, adopt and reduce power or directional antenna, reduce with frequently adjacent frequently overlapping covered, increase between antenna from, adjust deflection, use directional antenna to improve receiving gain, reduce and its net interference;
Step S023: adjust parameter, open the CTS/RTS protocol parameter, reduce the many ssid under the cochannel that affect of concealed nodes, if the Beacon signal is more and the concurrent user is many, then tunes up Beacon and send the interval.
In an embodiment of the present invention, also comprise step S03: be associated to power to 802.11 and detect, if be lower than 80%, then take:
Step S031: check whether network management configuration has problem, again data writing;
Step S032: parameter configuration: (1) heightens the minimum access of AP level, and (2) check whether the L2 layer switch disposes vlan spanning-tree, and (3) open the Vlan Mobile function of AC.
In an embodiment of the present invention, also comprise step S04: to the test of gateway Ping bag, if success rate is lower than 95%, then take: check mixer, power splitter, antenna feeder and main line amplifier index and lay situation.
In an embodiment of the present invention, also comprise step S04:, if unsuccessful, then take the test of Portal page push: check whether network management configuration has problem.
In an embodiment of the present invention, also comprise step S05: the WEB access authentication is tested, if success rate is lower than 95%, then taked: check whether network management configuration has problem, again data writing.
In an embodiment of the present invention, also comprise step S06: to the test of many main frames Ping bag, if success rate is lower than 95%, take then to check whether network management configuration has problem, again data writing.
In an embodiment of the present invention, also comprise step S07: to the test of FTP upstream rate and the test of FTP downstream rate, if all less than 200Kbit/s, then take: the throughput that increases network of network.
In an embodiment of the present invention, also comprise step S08:, if success rate is lower than 90%, then take the test of HTTP website visiting:
Step S081: to AP device upgrade device version;
Step S082: reduce the terminal roaming initiative;
Step S083: close the automatic frequency adjustment.
WIFI network optimized approach of the present invention, can guarantee that the RSSI of WIFI network is qualified, coverage rate conforms to design and reach 97%, call completing rate 98%, speed 54Mbps, drop rate less than 2%, field intensity-30 to-90dbm, congestion prevention rise 5%, the Ping time delay makes customer satisfaction rise 2% less than 15MS, Ping packet loss less than 4.It is the optimal way standard not only, has changed the method that traditional blindness is arranged, has improved optimization efficiency.
Description of drawings
Fig. 1 is the inventive method schematic flow sheet.
Embodiment
The present invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1, provide in the embodiment of the invention based on the WIFI network optimization under the complex environment, it is characterized in that comprising:
Step S01: the field intensity signal to noise ratio to zone to be optimized detects, if the field intensity of test is then taked less than 100dBM:
Step S011: increase the covering point, signal is covered the hot spot region increase that does not reach an index put dress type AP equipment or use high-power AP equipment instead;
Step S012: adjust antenna cover, use large gain antenna instead, the i.e. antenna larger than original gain, change original irrational AP deployed position according to site environment, the poorly-implemented of AP generally causes signal to cover overstocked or covers index less than signal, if the signal covering is overstocked, then to suitably reduce according to standard the number of AP, avoid the waste of resource; If cover index less than signal, the position that then will suitably increase the number of AP or adjust AP also can be used directional antenna instead and cover to guarantee that signal covers index and meets standard;
Step S013: optimization is divided in the chamber, check mixer, power splitter, antenna feeder and main line amplifier index and lay situation, optimize chamber separation structure not up to standard, be that those equipment close road, power splitter, antenna feeder and main line amplifier and all signal attenuation can be arranged in actual use, the intensity of this decay depends on generally whether the performance index of equipment are eligible, if performance index do not meet, then change the equipment that meets index.In addition, the layout of equipment can have influence on the wiring between the equipment, because in signals transmission, wiring can not be greater than certain flexibility, if greater than the transmission that will have a strong impact on signal, therefore, can be according to the flexibility that checks wiring in the practical operation, namely lay situation, and lay situation according to this and adjust in conjunction with index.There is relevant regulations in this index market;
Step S02: to the same adjacent frequently Interference Detection in zone to be optimized, if the interference source that detects at 0dBm between-the 80.00dBm, then take:
Step S021: frequency adjustment, employing are no more than 3 same frequently AP and carry out networking, and every AP uplink throughput is greater than the 4M access bandwidth; To heavy traffic zone, enable that the 5.8GHz frequency range is closed the adjustment of AP automatic frequency, the automated power control switch is paid the utmost attention to the access indoor heating system, take the multi-channel Technology allocated channel;
Step S022: power control, outdoor area adopts adjusts antenna directional angle, avoiding antenna main lobe to aim at interference source satisfies under the target area covering prerequisite, adopt and reduce power or directional antenna, reduce with frequently adjacent frequently overlapping covered, increase between antenna from, adjust deflection, use directional antenna to improve receiving gain, reduce and its net interference;
Step S023: adjust parameter, open the CTS/RTS protocol parameter, reduce the many ssid under the cochannel that affect of concealed nodes, if the Beacon signal is more and the concurrent user is many, then tunes up Beacon and send the interval.
In one embodiment of the invention, above-mentioned method also comprises step S03: be associated to power to 802.11 and detect, if be lower than 80%, then take:
Step S031: check whether network management configuration has problem, again data writing;
Step S032: parameter configuration: (1) heightens the minimum access of AP level, and (2) check whether the L2 layer switch disposes vlan spanning-tree, and (3) open the Vlan Mobile function of AC.
Above-mentioned method also comprises step S04: to the test of gateway Ping bag, if success rate is lower than 95%, then take: check mixer, power splitter, antenna feeder and main line amplifier index and lay situation.
Above-mentioned method also comprises step S04: to the test of Portal page push, if unsuccessful, then take: check whether network management configuration has problem.
Above-mentioned method also comprises step S05: the WEB access authentication is tested, if success rate is lower than 95%, then taked: check whether network management configuration has problem, again data writing.
Above-mentioned method also comprises step S06: to the test of many main frames Ping bag, if success rate is lower than 95%, take then to check whether network management configuration has problem, again data writing.
Above-mentioned method also comprises step S07: to the test of FTP upstream rate and the test of FTP downstream rate, if all less than 200Kbit/s, then take: the throughput that increases network of network.
Above-mentioned method also comprises step S08: to the test of HTTP website visiting, if success rate is lower than 90%, then take:
Step S081: to AP device upgrade device version;
Step S082: reduce the terminal roaming initiative;
Step S083: close the automatic frequency adjustment.
Can sum up, number of times and the standard value of above-mentioned test item are as shown in the table.
| Sequence number | Project | Index | Test purpose | Number of times | The canonical reference value |
| 1 | The field intensity signal to noise ratio detects | RSSI | The coverage condition of test network | 30 | -75.00dBm to 100.00dBm |
| ? | ? | SNR | The test network disturbed condition | 30 | ≧20.00dB |
| 2 | With adjacent frequently Interference Detection | Co-channel interference | ? | 31 | 0dBm is to-80.00dBm |
| ? | ? | Adjacent frequently interference | ? | 31 | 0dBm is to-70.00dBm |
| 3 | 802.11 be associated to power | Success rate | Whether client can successful associated AP in the test network | 10 | 80.00% to 100.00% |
| 4 | Gateway Ping wraps test | Success rate | The test network link-quality mainly is radio link quality | 10 | 95.00% to 100.00% |
| ? | ? | Average delay | The test network link-quality mainly is radio link quality | 10 | 0ms to 300.00ms |
| 5 | The test of Portal page push | Average delay | Check WIFI network normally jumps to the ability of Portal log in page when access websites | 5 | 0.00s to 10.00s |
| 6 | The test of WEB access authentication | Login successfully rate | Check WIFI network normally jumps to the ability of Portal log in page when access websites | 5 | 95.00% to 100.00% |
| ? | ? | The login time delay | ? | 5 | 0.00s to 5.00s |
| ? | ? | Success rate rolls off the production line | ? | 5 | 95.00% to 100.00% |
| 7 | Many main frames Ping wraps test | Success rate | The test network link-quality mainly is radio link quality | 10 | 95.00% to 100.00% |
| ? | ? | Average delay | The test network link-quality mainly is radio link quality | 10 | 0ms to 300.00ms |
| 8 | The test of FTP upstream rate | Alone family uploading rate | The test network network is uploaded throughput | 1 | ≧200.00kbit/s |
| 9 | The test of FTP downstream rate | Alone family downloading rate | The test network download throughput | 1 | ≧200.00kbit/s |
| 10 | The test of HTTP website visiting | Success rate | The test subscriber uses WIFI access websites success rate | 5 | 90.00% to 100.00% |
| ? | ? | The www.qq.com | ? | 5 | 0.00s to 15.00s |
Do simple introduction below in conjunction with several typical scenes:
1. campus-classroom, the library, the characteristics of this scene are to belong to medium-sized indoor sealing place, the few student's notebook of partition, the smart mobile phone popularization degree is high, utilize the Wifi network information of consulting actively to spend height, the classroom, the medium-sized indoor place such as small conference room, it is many to have an access user, and density is large, traffic carrying capacity is more concentrated, flow-rate ratio is larger, and mainly single AP covers its flow as main self-study classroom adopts mostly take web page browsing, and signal strength signal intensity is low, the subregion signal cuts in and out, even associated difficulties, some regional signal intensity meets the demands, but wireless client is difficult to open the Portal certification page after connecting, packet loss is serious, and downloading rate is low.The measure of its optimization is after carrying out above-mentioned steps S01 and step S02, can be that AP is placed in dais Hou Qiang to laying of AP further, perhaps be fixed on the ceiling with ceiling mount antenna, limit the maximum access customer number of every AP, the isolation of unlatching two-layer user, flow avoids ARP to attack to web influence between minimizing broadcasting and user, increase wireless network information " this zone provides any wireless network services ", guiding student is surfed the Net at prime coverage area.
2. campus-auditorium, conference hall, gymnasium, the characteristics of this scene are to belong to large-scale airtight place, its area is larger, and business is more concentrated, and user's access amount is large, user's internet behavior is not single, the problem that is prone to, terminal access field intensity is very poor, when connecting focus, it is lower to be associated to power, number of users is many, flow is large, and networking speed is slower, and the online impression is poor, flow is take web page browsing as main, general the same area needs a plurality of AP to cover, and exists between AP easily and disturbs, and idol has the suspension phenomenon to occur, the user concentrates on indivedual AP, load imbalance.Its Optimized Measures is after carrying out above-mentioned steps S01 and step S02, further adopts many AP double frequency to mix and covers, and improves to cover cell-edge, eliminate covering the dead angle, increase user's access capability, reduce the AP transmitting power, realize with overlapping the minimizing of frequency, suitably reduce AP power, reduce overlapping area between AP, enable the AP load balancing, improve the service efficiency of each AP, limit every AP maximum access quantity, open the two-layer user isolation, reduce flow between broadcasting packet, user, prevent that ARP from attacking.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to the present patent application claim change and modify, and all should belong to covering scope of the present invention.
Claims (8)
1. one kind based on the WIFI network optimization under the complex environment, it is characterized in that comprising:
Step S01: the field intensity signal to noise ratio to zone to be optimized detects, if the field intensity of test is then taked less than 100dBM:
Step S011: increase the covering point, signal is covered the hot spot region increase that does not reach an index put dress type AP equipment or use high-power AP equipment instead;
Step S012: adjust antenna cover, use large gain antenna instead, change original irrational AP deployed position according to site environment, use directional antenna instead and cover;
Step S013: optimization is divided in the chamber, checks mixer, power splitter, antenna feeder and main line amplifier index and lays situation, optimizes chamber separation structure not up to standard;
Step S02: to the same adjacent frequently Interference Detection in zone to be optimized, if the interference source that detects at 0dBm between-the 80.00dBm, then take:
Step S021: frequency adjustment, employing are no more than 3 same frequently AP and carry out networking, and every AP uplink throughput is greater than the 4M access bandwidth; To heavy traffic zone, enable that the 5.8GHz frequency range is closed the adjustment of AP automatic frequency, the automated power control switch is paid the utmost attention to the access indoor heating system, take the multi-channel Technology allocated channel;
Step S022: power control, outdoor area adopts adjusts antenna directional angle, avoiding antenna main lobe to aim at interference source satisfies under the target area covering prerequisite, adopt and reduce power or directional antenna, reduce with frequently adjacent frequently overlapping covered, increase between antenna from, adjust deflection, use directional antenna to improve receiving gain, reduce and its net interference;
Step S023: adjust parameter, open the CTS/RTS protocol parameter, reduce the many ssid under the cochannel that affect of concealed nodes, if the Beacon signal is more and the concurrent user is many, then tunes up Beacon and send the interval.
2. according to claim 1ly it is characterized in that based on the WIFI network optimization under the complex environment, also comprise step S03: be associated to power to 802.11 and detect, if be lower than 80%, then take:
Step S031: check whether network management configuration has problem, again data writing;
Step S032: parameter configuration: (1) heightens the minimum access of AP level, and (2) check whether the L2 layer switch disposes vlan spanning-tree, and (3) open the Vlan Mobile function of AC.
3. according to claim 1 based on the WIFI network optimization under the complex environment, it is characterized in that: also comprise step S04: to the test of gateway Ping bag, if success rate is lower than 95%, then take: check mixer, power splitter, antenna feeder and main line amplifier index and lay situation.
4. according to claim 1 based on the WIFI network optimization under the complex environment, it is characterized in that: also comprise step S04: to the test of Portal page push, if unsuccessful, then take: check whether network management configuration has problem.
5. according to claim 1 based on the WIFI network optimization under the complex environment, it is characterized in that: also comprise step S05: the WEB access authentication is tested, if success rate is lower than 95%, then take: check whether network management configuration has problem, again data writing.
6. according to claim 1 based on the WIFI network optimization under the complex environment, it is characterized in that: also comprise step S06: to the test of many main frames Ping bag, if success rate is lower than 95%, take then to check whether network management configuration has problem, again data writing.
7. according to claim 1 based on the WIFI network optimization under the complex environment, it is characterized in that: also comprise step S07: to the test of FTP upstream rate and the test of FTP downstream rate, if all less than 200Kbit/s, then take: the throughput that increases network of network.
8. according to claim 1 based on the WIFI network optimization under the complex environment, it is characterized in that: also comprise step S08: to the test of HTTP website visiting, if success rate is lower than 90%, then take:
Step S081: to AP device upgrade device version;
Step S082: reduce the terminal roaming initiative;
Step S083: close the automatic frequency adjustment.
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| CN117156444A (en) * | 2023-08-28 | 2023-12-01 | 广东省机场管理集团有限公司工程建设指挥部 | WIFI and 5G fusion networking method, system, medium and equipment |
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| CN105409266A (en) * | 2013-10-28 | 2016-03-16 | 华为技术有限公司 | Joint scheduling method and apparatus |
| WO2015061949A1 (en) * | 2013-10-28 | 2015-05-07 | 华为技术有限公司 | Joint scheduling method and apparatus |
| CN104754609A (en) * | 2013-12-25 | 2015-07-01 | 中国移动通信集团四川有限公司 | Network optimization method and system based on TD-LTE (Time Division-Long Term Evolution) and WLAN (Wireless Local Area Network) |
| CN104967998B (en) * | 2015-07-15 | 2019-02-22 | 福州大学 | A kind of wireless networking communications method for preventing beacon from attacking |
| CN104967998A (en) * | 2015-07-15 | 2015-10-07 | 福州大学 | Wireless networking communication method of preventing beacon attack |
| CN108200600B (en) * | 2018-01-29 | 2020-12-04 | 西安汇龙科技股份有限公司 | Service cell overlapping coverage analysis method based on MR data |
| CN108200600A (en) * | 2018-01-29 | 2018-06-22 | 西安汇龙科技股份有限公司 | Serving cell overlapping covering analyzing method based on MR data |
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| CN108966271B (en) * | 2018-07-23 | 2021-08-24 | 广州视源电子科技股份有限公司 | WIFI module anti-interference method and device, terminal equipment and storage medium |
| CN109102689A (en) * | 2018-08-20 | 2018-12-28 | 中北大学 | Pressure sensor with WIFI interface |
| CN111212387A (en) * | 2020-03-16 | 2020-05-29 | 纳瓦电子（上海）有限公司 | Test method and system for wireless equipment, electronic equipment and test device |
| CN112637892A (en) * | 2021-01-04 | 2021-04-09 | 深圳市吉祥腾达科技有限公司 | Method for testing user experience satisfaction index of WIFI product |
| CN112637892B (en) * | 2021-01-04 | 2022-11-08 | 深圳市吉祥腾达科技有限公司 | Method for testing user experience satisfaction index of WIFI product |
| CN117156444A (en) * | 2023-08-28 | 2023-12-01 | 广东省机场管理集团有限公司工程建设指挥部 | WIFI and 5G fusion networking method, system, medium and equipment |
| CN117156444B (en) * | 2023-08-28 | 2024-04-02 | 广东省机场管理集团有限公司工程建设指挥部 | WIFI and 5G fusion networking method, system, medium and equipment |
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