测试同一网段网络连通性脚本

ping网段ip连通性

#!/bin/bash
number=`/usr/bin/cat ipyes.txt |wc -l`
echo "**********Running...**********"
for ((i = 0; i <= 255; i++))
do
{
    
    
       ping 10.3.134.$i -c 2 |grep -q "ttl=" && echo "10.3.134.$i yes" >> ipyes.txt || echo "192.168.22.$i no" >> ipno.txt
}&
done
wait
echo "**********Online IP number: $number**********"