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Wi-Fi连接原理

2020-06-12 08:36 与非网

DAODU:Wi-FiSHIWUXIANJUYUWANGDEYIGEBIAOZHUN,TAYILAIWUXIANDIANLAICHUANSHUXINHAO,DANWUXIANDIANBENSHENSHIKAIFANGDE,BUNENGXIANGYOUXIANWANGLUONEIYANGSHEIDOUKEYIRENYIDELIANJIESHIYONG。Wi-Fi DINGYILELIANJIEDEGUOCHENGFENXIAMIANSANBUFEN:

Wi-Fi是无线局域网的一个标准,它依赖无线电来传输信号,但无线电本身是开放的,不能像有线网络那样谁都可以任意的连接使用。Wi-Fi 定义了连接的过程分下面三部分:

1 扫描

JIUSHIFAXIAN Wi-Fi 配资资讯 (HUOWUXIANLUYOUQI)DEDECUNZAI

2 认证

TONGGUOSHENFENRENZHENGCAINENGLIANJIE。

3 关联

BA AP 配资资讯 HEZHONGDUANJINXINGLIANJIE。

扫描过程

Wi-Fi DESAOMIAOFENWEIBEIDONGSAOMIAOHEZHUDONGSAOMIAOLIANGZHONG

1 被动扫描

大牛时代平台ZHEISHIHOUSHIWUXIANWANGLUOZHONGDUAN(SHOUJIHUODIANNAO)CHUYUJIESHOUZHUANGTAI,SAOMIAOSUOYOUDEKEYONGWUXIANXINDAO,JIUXIANGDAKAISHOUYINJIXUANZHUANDIAOXIEXUANNIUYIYANG,JIESHOUBUTONGXINDAODEWUXIAN AP FASONGDE beacon XINLING

被动扫描

大牛时代平台RUSHANGTUSUOSHI,DIANNAOZAIWANGLUOXIA,HUISHOUDAOBUTONGDE AP(WUXIANLUYOUQI)FALAIDE beacon XINHAO,ZAI beacon XINHAOLIMIANYOULUYOUQIDE SSID(Wi-Fi MINGCHENG)炒股配资 ,ZHEISHIHOU,SHOUJIHUODIANNAOSHANGDE Wi-Fi LANNEIJIUHUIXIANSHICHUDUIYINGDE Wi-Fi MINGCHENGLAILE。

SHANGTUSHIZAIDIANNAOSHANGZHUADE beacon BAOWEN,DIYILIESHIWUXIANLUYOUQIDE mac DIZHI,KEYIKANDAOYOUHENDUOBUTONGDEWUXIANLUYOUQIZAIFUJIN。MEIGE beacon BAOWENLIMIANBAOHANLE SSID DEXIAOXI。

大牛时代平台beacon DEFASONGSHIYOUJIANGEDE,YIBANMORENSHI 100ms,JIUSHI 0.1s,DANYOUSHIHOUYEHUISHEZHIBIJIAOZHANGDESHIJIAN。ZHEISHIHOUJIUYAODENGDAIHENJIUCAINENGFAXIANFUJINDEWUXIANLUYOUQI。

2. 主动扫描

大牛时代平台ZHUDONGSAOMIAOJIUSHIWUXIANZHONGDUAN(SHOUJIHUODIANNAODENG)ZHUDONGQUFASONGTANCEZHEN,DENGDAIFUJINDEWUXIAN AP XIANGYINGTANCEZHEN。

主动扫描

大牛时代平台SHANGTUJIUSHIXIANSHIDIANNAOZHUDONGFASONGTANCEZHEN(prob request),ZHEISHIHOUWUXIANLUYOUQIJIUHUIHUIYINGTANCEZHEN(prob response)

ZHUDONGSAOMIAOHUIXUNSUDEFAXIANFUJINDELUYOUQI,XIANGDUISAOMIAOJIESHOUYAOKUAIDEDUO。

认证

ZHEIYIBUSHIYAOJIANCEKEHUDUANDEHEFAXING,XIANZAIDE Wi-Fi XIEYIYOULIANLURENZHENGHEJIERURENZHENGLIANGZHONG,LIANLURENZHENGHEJIERURENZHENGXIANGDANGYULIANGDAOMEN,JIANCEJIERUDEYONGHUSHIFOUSHIHEFADE。

大牛时代平台SHANGTUJIUSHIXIANZAI Wi-F ZHICHIDERENZHENGFANGSHI,WEP SHITAOTAIDEJISHU,XIANZAIZHUYAOSHIYONGDESHI WPA2-psk(JIATINGHUOXIAOXINGCHANGSUO)WPA2-802.1x (QIYEBAN)

关联

GUANLIANJIUSHIBAKEHUDUANHEWUXIAN AP 配资开户 QILAI,XIANGDANGYUZUIHOUFAYIGETONGXINGZHENG。KEHUDUANFASONG assoc requese,AP FANHUI asso response。

RUSHANGTUSUOSHI,GUANLIANGUOCHENGJIESHUJIBENJIUSHIZHENGCHANGDETONGXINLE。

SHANGSHUGUOCHENGJINJINSHIZAOQIDEBIAOZHUN,YOUYUZAOQISHEJIDERENZHENGSHILIANLURENZHENG,YOUZHEBUNENGKEFUDEQUEDIAN,HOULAIYOUSHEJILE WPA RENZHENGFANGSHI,WPA RENZHENGSHIZAIGUANLIANJIESHUGUOCHENGZHIHOU,CAIZUODERENZHENG,SUOYIJIAOJIERURENZHENG。JUGELIZI,YONGWANGXIANSHANGWANG,DIYIBUSHIBAWANGXIANJIEDAOJIAOHUANJISHANG,ZHEIYIBUSHILIANLURENZHENG,MEIYOUWANGGUANSHIBUHUIJINIJIERUDE。DANWANGXIANLIANJIESHANGLEJINJINSHIXIANGDANGYUWANGKADENGLIANGLE,DIANNAOFENPEILE IP DIZHI,GUANLIANDAOWANGLUOLE。DANHAIXUYAOSHIYONGYONGHUMINGHEMIMABOHAOSHANGWANG,ZHEISHIHOUJIUSHIXIANGDANGYUJIERURENZHENGLE。