iwlist 命令:用于对/proc/net/wireless文件进行分析,得出无线网卡相关信息
scanning 搜索当前无线网络
frequen 显示频道信息
rate 显示连接速度
power 显示电源模式
txpower 显示功耗
retry 显示重试连接次数(网络不稳定查看)
ap 显示热点信息
--help 显示帮助信息
--version 显示版本信息
[root@linux ~]# iwlist wlan0 frequen #显示频道信息 wlan0 13 channels in total; available frequencies : Channel 01 : 2.412 GHz Channel 02 : 2.417 GHz Channel 03 : 2.422 GHz Channel 04 : 2.427 GHz Channel 05 : 2.432 GHz 。。。。。。。。。。。。。。。。。。。。。。。。 [root@linux ~]# iwlist wlan0 scanning #搜索无线网络 iwlist scanning lo Interface doesn't support scanning. eth0 Interface doesn't support scanning. wlan0 Scan completed : Cell 01 - Address: E0:05:C5:B6:53:A0 Channel:1 Frequency:2.412 GHz (Channel 1) Quality=41/70 Signal level=-69 dBm Encryption key:off ESSID:"Web:192.168.1.2" Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 6 Mb/s; 9 Mb/s 11 Mb/s; 12 Mb/s; 18 Mb/s Bit Rates:24 Mb/s; 36 Mb/s; 48 Mb/s; 54 Mb/s Mode:Master Extra:tsf=0000000342c72184 Extra: Last beacon: 5220ms ago IE: Unknown: 000F5765623A3139322 。。。。。。。。。。。。。。。。。。。。。。。。
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