Please help me with the following error:
“postfix/smtpd: NOQUEUE: reject: RCPT from unknown[10.0.0.3]: 450 4.1.1 email@example.com: Recipient address rejected: unverified address: host 10.0.0.11[10.0.0.11] said: 550 5.1.1 firstname.lastname@example.org: Recipient address rejected: undeliverable address: host mail.emailhosting.abt.ro[/var/run/dovecot/lmtp] said: 550 5.1.1 email@example.com User doesn"t exist: info@aviationac; firstname.lastname@example.org email@example.com proto=ESMTP helo=<mail.emailservices.abt.ro>”
NS 6.7 final, in production.
Already accounts created, works fine.
The problem is for the new accounts.
I created the users and the associated email addresses, I can open sogo webmail for those users, I can send emails from those accounts but I cannot receive any emails.