Hello Wietse, thanks. But the IP ist he IP oft that host server.sub.dom.local.
It's compaining about the new mailadress -----Ursprüngliche Nachricht----- Von: [email protected] <[email protected]> Im Auftrag von Wietse Venema Gesendet: Donnerstag, 2. April 2020 18:27 An: Postfix users <[email protected]> Cc: [email protected]; [email protected] Betreff: Re: STMP is rejecting and i'm not sure why Dirk Laurenz: > Hello $list, > > my server rejects an email from certiain domain: > > <[email protected]>: host > server.sub.dom.local [xx.xx.xx.xx] said: 550 5.7.1 > <[email protected] <mailto:[email protected]> >: > Recipient address rejected: > Recipient domain dom.local is not used. (in reply to RCPT TO > command) Your Postfix is rejecting mail because a REMOTE SMTP SERVER [xx.xx.xx.xx] is rejecting the mail. > The sender has changed his mail from [email protected] > <mailto:[email protected]> to [email protected] <mailto:[email protected]> Can you see that remote SMTP server is complaining about the OLD form [email protected] not the NEW form [email protected]. Wietse
