foo

#!/bin/bash
PATH=${PATH}:~/bin
export PATH

netstat -tnln|awk 'NR>1{print $4}'|sed -e 's/.*://g'|grep '^(25|80)$' >/dev/null
flag=$(echo $?)
case "${flag}" in 
    0) echo 'ok';;
    1) echo 'no';;
esac