C (arthur@v***y.net, moi même) recoit l'email redirigé et l'erreur B ne reçoit rien. (A n'est plus dans la liste, mais ce n'est pas le probleme) voici la "bonne" erreur,
Object : Delivery status notification
Your message WAS SUCCESSFULLY RELAYED to: <arthur@v***y.net> The message WAS NOT relayed to: <contact@d*r*m.fr>: 10.0.21.71 said: 550 5.1.1 Failed, id=24873-05, from MTA([10.0.21.71]:10025): 550 5.1.1 <contact@d*r*m.fr>: Recipient address rejected: User unknown in virtual mailbox table This delivery report was generated by the program amavisd-new at host mfilter1-v.gandi.net. Our internal reference code for your message is 24873-05/4YpN0aTVcBmK Return-Path: <arthur@v***y.net> Message-ID: <c79a6d84fe3cd9e1fa7fbd235c140b31@127.0.0.1> Subject: test