2011/3/13 C. Bensend <span dir="ltr"><<a href="mailto:benny@bennyvision.com">benny@bennyvision.com</a>></span><br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<div class="im"><br>
> I had been successfuly using check_smtp to verify the SMTP service.<br>
> Few days ago, one of our SMTP servers was still listening on 25 but<br>
> messages<br>
> where all rejected with a 451 error. (451 mail server temporarily rejected<br>
> message (#4.3.0))<br>
> Is there any way to verify the email delivery completion?<br>
<br>
</div>Check out check_email_delivery:<br>
<br>
<a href="http://exchange.nagios.org/directory/Plugins/Email-and-Groupware/check_email_delivery/details" target="_blank">http://exchange.nagios.org/directory/Plugins/Email-and-Groupware/check_email_delivery/details</a><br>
<br>
It will check email *delivery*, not just listening on a port - from<br>
email submission via SMTP through the reception of the same email<br>
to a mailbox via POP3 or IMAP, and will alert upon problems at any<br>
phase in the process.<br>
<br>
Benny<br></blockquote><div><br><br><br>Worked like a charm! I not only tested SMTP but also IMAP authentication.<br><br>Thanks a lot, Ben!<br><br><br><br>--<br></div></div>Francisco Neira, ISO 27002<br>Usuario Linux # 165985<br>
ISACA No.565432, IEEE No.90934498<br>Lima, Peru -05:00 GMT<br>