X Xela Well-Known Member Oct 12, 2017 92 2 48 Jan 17, 2023 #1 Dear forum, I would like to know if it is possible that internal SMTP Port 26 is changed to Port 587 and authentication must be used ? From PROXMOX Mail Gateway to Mail server (TLS Port 587). Is there a solution for ? (Howto) Last edited: Jan 17, 2023
Dear forum, I would like to know if it is possible that internal SMTP Port 26 is changed to Port 587 and authentication must be used ? From PROXMOX Mail Gateway to Mail server (TLS Port 587). Is there a solution for ? (Howto)
