shell脚本判断主机

批量检测在线主机，运行效果

vim check_ip.sh#!/bin/bash. /etc/init.d/functionsip=192.168.31.for i in {1..100}doif ping -c 1 $ip$i &>> /dev/null ;thenecho -n " $ip$i"successecho " "elseecho -n " $ip$i"failureecho " "fidone

取出在线的主机及ip

bash check_ip.sh > ip.txtgrep "确定" ip.txt