On Sat, Mar 02, 2002 at 05:00:27PM -0700, Rick King wrote:

> I'm trying to figure out bounce messages. Their is a parameter that
> controls the mail queue lifetime (maximal_queue_lifetime), and by default
> this is set at 5days. I changed the maximal_queue_lifetime parameter to one
> day, because I want the email to return to sender if it is not deliverable
> after one day.

Correct.
 
> To resolve this, I used this parameter (defer_transports = smtp), which
> queues the undeliverable email. But with (maximal_queue_lifetime = 1d)
> parameter, the email does not return to sender.

What are you trying dto do here? If you use "defer_transports = smtp",
then ALL mail that uses smtp is queued infinitely, and only retried if
you use ETRN or "postfix flush"

> Does anyone know why the email does not return to sender after one day? Any
> help is appreciated.

postconf -e "maximal_queue_lifetime = 1d"
postfix reload
postfix flush
... wait , look at the log ...
postconf -e "maximal_queue_lifetime = 5d"
postfix reload

-- 
Ralf Hildebrandt (Im Auftrag des Referat V A)   Ralf.Hildebrandtcharite.de
Charite Campus Virchow-Klinikum                 Tel.  +49 (0)30-450 570-155
Referat V A - Kommunikationsnetze -             Fax.  +49 (0)30-450 570-916
A distributed system is one in which the failure of a computer you
didn't even know existed can render your own computer unusable. 
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