Sthu Pous:
> Good day.
>
> I do not from whence (I see no client connection from /var/log/mail.log) the
> weird letters come, but I see them as:
>
> postfix/qmgr[2589]: 4B59323B3A: from=<>, size=3751, nrcpt=1 (queue active)
>
> latter then they are sent:
>
> postfix/smtp[8888]: 4B59323B3A: to=<[email protected]>, relay=none, delay=147396,
> delays=147365/0.07/31/0, dsn=4.4.1, status=deferred (connect to
> yyyy.zz[aaa.bbb.ccc.dd]:25: Connection timed out)
>
Look at the END of the message with postcat (postcat -q 4B59323B3A).
Was this undeliverable mail for some non-existent address in your
domain? Then that is the problem. DOn't accept mail for non-existent
recipients.
Wietse