[转]树莓派(Raspberry Pi)USB无线网卡自动连接

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#!/bin/bash

while true ; do

   if ifconfig wlan0 | grep -q "inet addr:" ; then

      sleep 60

   else

      echo "Network connection down! Attempting reconnection."

      ifup --force wlan0

      sleep 10

   fi

done

------邪恶的分割线----另一种方法------

#!/bin/bash

if ifconfig wlan0 | grep -q "inet addr:" ; then

      exit

else

      echo "Network connection down! Attempting reconnection."

      ifup --force wlan0

fi

#crontab -e

#*/10 * * * * bash /home/network-monitor.sh #每十分钟执行一次