Hi everyone,

I'm new on iredmail, and I want to send all emails from my server by a smtp relay.
This relay doesn't need authentification because it verify the ip address sender.

Thanks for guide me to modify my configuration.

==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release): 1.5.2
- Deployed with iRedMail Easy or the downloadable installer? downloadable installer
- Linux/BSD distribution name and version: Ubuntu server 20.04
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro? with iRedAdmin and sql cmd
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====