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Linux, CLI & WLAN
一次去老板家,老板跟我说,家里的无线网络经常中断,可能是什么问题呢?他家的无线路由器是新买的,应该不会有故障。于是我启动我的Ubuntu,用Linux来诊断一下。 Ubuntu的桌面网络管理工具只是列出所有的无线接入点(AP),但是没有这些点的详细信息。我还得依靠CLI了: raymond@raymond-laptop:~$ iwlist Usage: iwlist [interface] scanning [essid NNN] [last] [interface] frequency [interface] channel [interface] bitrate [interface] rate [interface] encryption [interface] keys [interface] power [interface] txpower [interface] retry [interface] ap [interface] accesspoints [interface] peers [interface] event [interface] auth [interface] wpakeys [interface] genie [interface] modulation 我所关心的只是频率上的设置,因为多个接入点使用相同的频率,有可能会互相干扰。下面对周围存在的接入点进行扫描: raymond@raymond-laptop:~$ iwlist wlan0 scan wlan0 Scan completed : Cell…