测试网内主机存活状态

#！/bin/bash

LOOP=0for N in {1..100} do host=192.168.0.$N ping -c 2 $host &> /dev/null if [ $? = 0 ];then echo "$host is Up" else echo "$host is Down"#统计数量 LOOP=`expr $LOOP + 1`fidoneecho "There is $LOOP Servers is Down!"