for循环：主机状态检查
#!/bin/bash
#function:演示
#author:tommy 20211014
HLIST=$(cat /root/ipadds.txt)
for IP in $HLIST
do
ping -c 4 -i 0.5 -W 3 $IP &> /dev/null
if [ $? -eq 0 ]
then
echo "Host $IP is up"
else
echo "Host $IP is down"
fi
done
#function:演示
#author:tommy 20211014
HLIST=$(cat /root/ipadds.txt)
for IP in $HLIST
do
ping -c 4 -i 0.5 -W 3 $IP &> /dev/null
if [ $? -eq 0 ]
then
echo "Host $IP is up"
else
echo "Host $IP is down"
fi
done
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