OSEC

Neohapsis is currently accepting applications for employment. For more information, please visit our website www.neohapsis.com or email hr@neohapsis.com
Re: delivery temporarily suspended: unknown mail transport error

From: Brian Evans - Postfix List (grknightscent-team.com)
Date: Thu Dec 02 2010 - 12:32:58 CST


On 12/2/2010 1:14 PM, Rachid Abdelkhalak wrote:
>
> Hello All,
>
> I have a mail server (postfix 2.2.10, Devecot, IMSS/SPS 7.0).

Note: this is quite old. While considered stable, it will be no longer
updated.
>
> I noticed recently that some emails are delivered with very late (some
> hours, one or 2 days) even if the emails are sent from a local domain
> user to a local domain user.
>
> In the mailq, i can see the bounced emails with the error (delivery
> temporarily suspended: unknown mail transport error).
>
> Is there any idea that can help?

It may help by finding what is really going on.
To do this and for more help, please read and follow
http://www.postfix.org/DEBUG_README.html#logging
http://www.postfix.org/DEBUG_README.html#mail
<http://www.postfix.org/DEBUG_README.html#logging>