hi,
i am trying to setup O365 mail to go through PMG. I set up the mx on the dns. Proxmox mail gateway seems to receive the emails, but i get this error message in the logs:
2024-07-11T08:00:15.752753-04:00 gateway postfix/smtpd[53817]: connect from mailout.easymail.ca[64.68.200.34]...