Retrying bounced emails?

[itsbhanusharma (Bhanu Sharma)]

I don’t think discourse itself retries to send emails. However, the ESP (e.g. mailgun) may retry sending emails unless a hard-fail is reported by recipient email server. Such bounces can be reported to discourse through their API.

further reading:

Handling bouncing e-mails

Setting up bounces handling Discourse uses the VERP technique to handle bouncing e-mails. To enable VERP, set the “reply by email address” site setting with an email address template that uses the + sign. The default of replies+%{reply_key}@discourse.example.com … works fine. If you are using your own or your company’s email server, then, that’s it If, however, you are using a third party email service, you will need to enable VERP, or activate their webhooks as follows: MailGun Lo…