With this error, you should retry to send the message within the
300 Seconds, which mean, if you send an (unverified) message, the
receiving host reject it and after 300 Seconds it is bounced.
i am getting confused.
Those are different implementations of "greylisting"
i set in /etc/crontab
*/4 * * * * root sendmail -q
but what is about
Note that the others responding to this thread suggest that you *must wait*
300+ seconds for it to work.
i cant do both off it
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