Feb 28, 2021 — If you want to use a SMTP server other than Gmail, please see How to configure Postfix to use an External SMTP Server. ... started on the excellent DigitalOcean guide: How To Set Up a Postfix E-Mail Server with Dovecot.
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digitalocean-smtp-server
Mar 7, 2019 — It is much better to use an external SMTP server instead. You can look into using ssmtp instead of postfix, but the packaged ssmtp in debian still .... Why would you want to do that? If you're already using a third-party email provider for sending and receiving emails, you do not need to run your own mail server.. NDR - DigitalOcean IPs blocked by Office365 SMTP server. Hello, I'm trying to send a confirmation email every time a user registers in my web application. 939c2ea5af