wifi质量强度测试

1.查看当前的接连的强度
iwconfig wlan0
iwconfig wlan0 |grep -e "ESSID" -e "Link"
2.查看当前周围环境ssid的强度
2.1
iwlist wlan0 scan

2.2
查看周围的ssid
iwlist wlan0 scan |grep "ESSID"
2.3
查看ssid和对应的强度
iwlist wlan0 scan |grep -e "ESSID" -e "Quality"
或
iwlist wlan0 scan |grep -E "ESSID|Quality"