树莓派WIFI设置

 iwlist wlan0 scan
 
 获得wifi设置
 wpa_passphrase SSID  密码 
 
 使用nano编辑器打开wpa-supplicant配置文件：


sudo nano /etc/wpa_supplicant/wpa_supplicant.conf


在文件的底部添加下面内容：


network={
        ssid="Guest"
        #psk="Gst08@"
        psk=ea2c1dbcf2450ff8bf098c5f8cce564f619d3ee8e2a17799c7619c19fe4fe0db
}


 
配置/etc/network/interfaces
allow-hotplug wlan0  
auto wlan0  
iface wlan0 inet dhcp  
pre-up wpa_supplicant -B w -D wext -i wlan0 -c /etc/wpa_supplicant/wpa_supplicant.conf  

post-down killall -q wpa_supplicant  

ifdown wlan0

ifup wlan0