* Ralf Hildebrandt <ralf.hildebra...@charite.de>: > > In simple, When I send a mail to @example.com, postfix must send the mail > > to the MX records of smtp.example.com.
> example.com smtp.example.com OK, not too sure if Postfix will perform an MX lookup for the RHS (smtp.example.com in this example). Please try -- 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