
#!/bin/bash |
#writen by Jerry |
for i in `seq 1 255`; |
do |
{ |
ping 192.168.51.$i -c 2 >> /dev/null 2>&1 #无论ping到ping不到都不在前台显示 |
tai=$(echo $?) |
if [ $tai == 0 ]; |
then |
echo -e "\033[1;32m 192.168.51.$i is online \033[0m" #加重颜色显示online |
else |
echo -e "\033[1;35m 192.168.51.$i is offline \033[0m" #同上 |
fi |
}& |
done |
wait |
echo "all Finished!" |



