This is my first time configuring virtualmin/webmin and i cannot complete configuration postfix I have configure ssh,mysql, apache, dovecot and BIND DNS right. I have configure two domains, main domain and other virtual domain. but when i have configured postfix i have checked send email from server to other mail using roundcube installed in one domain and is right I can configure POP3 /SMTP account in client email right but when i try send email from gmail to new account i recived this error: This is the mail system at host prod-node1.xxx.es.
I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below.
For further assistance, please send mail to postmaster.
If you do so, please include this problem report. You can delete your own text from the attached returned message.
The mail system
firstname.lastname@example.org (expanded from email@example.com): host prod-node1.xxx.es/var/run/dovecot/lmtp] said: 550 5.1.1 firstname.lastname@example.org User doesn't exist: email@example.com (in reply to RCPT TO command)
Final-Recipient: rfc822; firstname.lastname@example.org Original-Recipient: rfc822;email@example.com Action: failed Status: 5.1.1 Remote-MTA: dns; prod-webext1.xxx.es Diagnostic-Code: smtp; 550 5.1.1 firstname.lastname@example.org User doesn't exist: email@example.com
domain is xxx.es and server name (hostname -f) is prod-node1.xxx.es other virtual domain is cartavinos.es and i have created email firstname.lastname@example.org
my postfix configuration is attached
Please can someone help me