#!/bin/sh
(
 echo HELO www.n-j.fr
 sleep 1
 echo 'MAIL FROM:<adressemail@free.fr>'
 sleep 1
 echo 'RCPT TO:<adressemail@free.fr>'
 sleep 1
 echo DATA
 sleep 1
 echo 'From: <adressemail@free.fr>'
 echo 'To: <adressemail@free.fr>'
 echo 'Subject: Tentative de relance de Postfix'
 echo '.'
 sleep 1
 echo quit
) | telnet smtp.free.fr 25