[OCI] How to Setup Self-Host SMTP Server on Oracle Cloud Infrastracture($0 cost)

Configuring an SMTP Server on Oracle Cloud Infrastructure can be a useful way to send email messages from your applications or services. However, Oracle Cloud Infrastructure will block Port 25 by default and it cannot be removed by configuring engress rule in the security list. To bypass it, you will need to create an Email Relay in the Oracle Cloud Infarstracture. In this blog, I will show you how to configure the SMTP relay on Oracle Cloud Infrastructure (OCI)....

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