Carles Pina i Estany: > > You can't use reject_unknown_client_hostname for that > > site, if you want to receive their email. > > I think that it might be possible to white list a client? > Described in: > https://serverfault.com/questions/202978/can-i-make-an-exception-to-reject-unknown-client-hostname > > I haven't tried it.
You could also try to run Postfix without reject_unknown_client_hostname. > Thanks Wietse (and other collaborators) for writing Postfix. As strange > as it sounds: in my opinion mail is chaotic (legacy standards, etc.) and > Postfix make it even fun to work with mail systems. Thank you! Wietse