How to change the mail server port connection?

riberian Apr 16, 2019 #1

The internet provider in my country is keeping their 25 port closed due to spam. We’re using port 587. But the mail server is trying to connect via port 25. How do I change it?

1 reply

CyberPanel Apr 16, 2019 #2

This might help Setup External SMTP on Google Cloud Platform (GCP) - #2 - Blog Posts - CyberPanel Community