* Jean-Sébastien Kroll-Rabotin <j...@no-log.org>: > > Hi, > > When my Postfix server sends some mail from addresses in the local > domain, permanent errors (5XX) are treated as temporary errors (4XX) > and mail is delayed while it should definitely fail.
>From your logs I cannot see WHEN (at which stage of the SMTP dialoge) the rejection occurs. I think the rejection occurs immediately (before the HELO) Try: smtp_skip_5xx_greeting = no -- Ralf Hildebrandt Geschäftsbereich IT | Abteilung Netzwerk Charité - Universitätsmedizin Berlin Campus Benjamin Franklin Hindenburgdamm 30 | D-12203 Berlin Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962 ralf.hildebra...@charite.de | http://www.charite.de