==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release): 1.1 MARIADB edition.
- Deployed with iRedMail Easy or the downloadable installer? installer
- Linux/BSD distribution name and version: Centos7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): Mysql/MariaDB
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro? No
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

Hi Guys

I want to send an email with an account without autthentication(no username and password) and without TLS/SSL but i have this error.

I followed this manuals https://docs.iredmail.org/allow.user.to … ation.html and https://docs.iredmail.org/additional.smtp.port.html

Feb 28 15:57:27 iRedMail postfix/smtpd[4926]: connect from unknown[192.168.xx.18]
Feb 28 15:57:27 iRedMail postfix/smtpd[4926]: NOQUEUE: reject: RCPT from unknown[192.168.xx.18]: 554 5.7.1 <acc-mailer@americanemployeecenter.com>: Sender address rejected: Access denied; from=<user1@mydomain.com> to=<xxxxx@hotmail.com> proto=ESMTP helo=<GYEYACMATSIS020>
Feb 28 15:57:27 iRedMail postfix/smtpd[4926]: lost connection after RCPT from unknown[192.168.xx.18]
Feb 28 15:57:27 iRedMail postfix/smtpd[4926]: disconnect from unknown[192.168.xx.18]

thanks for you advice