ping 脚本实例

#!/bin/bash
# This script is used to test the status of a segment of the host alive
# Edit Liwanhong 2011.08.11

PATH=/usr/bin:/usr/sbin:$PATH
export PATH

##Define the state of color
COLOR_UNKNOW=$(echo -e "\033[31m Unknow \033[m")
COLOR_ALIVE=$(echo -e "\033[32m Alive \033[m")

IP="192.168.1."
for I in $(seq 1 10);do
  ping -c 2 $IP$I > /dev/null 2>&1
  if [ $? != 0 ];then
        echo "$IP$I     $COLOR_UNKNOW"
  else
        echo "$IP$I     $COLOR_ALIVE"
  fi
done