Minor improvements to configuring-playbook-email.md

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Slavi Pantaleev 2024-10-19 12:28:03 +03:00
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@ -7,7 +7,9 @@ This may or may not work, depending on your domain configuration (SPF settings,
By default, emails are sent from `matrix@matrix.example.com`, as specified by the `exim_relay_sender_address` playbook variable.
**Note**: If you are using a Google Cloud instance, [port 25 is always blocked](https://cloud.google.com/compute/docs/tutorials/sending-mail/), so you need to relay email through another SMTP server as described below.
**Warning**: On some cloud providers (Google Cloud, etc.), [port 25 is always blocked](https://cloud.google.com/compute/docs/tutorials/sending-mail/), so sending email directly from your server is not possible. You will need to [relay email through another SMTP server](#relaying-email-through-another-smtp-server).
💡 To improve deliverability, we recommend [relaying email through another SMTP server](#relaying-email-through-another-smtp-server) anyway.
## Firewall settings