# 设置 mail-receiver 后，网站无法发送邮件？

**URL:** <https://meta.discourse.org/t/set-up-mail-receiver-but-now-site-wont-send-any-emails/283817>\
**Category:** Self-hosting\
**Tags:** email, mail-receiver\
**Created:** [2023年九月25日 10:05 UTC](https://meta.discourse.org/t/set-up-mail-receiver-but-now-site-wont-send-any-emails/283817 "2023-09-25T10:05:52Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![Jagster](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/jagster/32/192154_2.png) [@Jagster](https://meta.discourse.org/u/Jagster)\
**Post date:** [2023年九月26日 15:14 UTC](https://meta.discourse.org/t/set-up-mail-receiver-but-now-site-wont-send-any-emails/283817/7 "2023-09-26T15:14:54Z")

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我正在考虑这个话题，你也有参与：

> [@Will UFW limit Discourse too?](https://meta.discourse.org/t/will-ufw-limit-discourse-too/231873):
>
> How can Discourse bypass UFW? I had enabled only port 22 so all other ports should be closed then. But a forum worked anyway. How’s that possible? DigitalOcean droplet, but that should not mean anything. And no one-click install, but official way. This is not a pure support question, but we don’t have here a catogory named Stupid basic questions by beginners wink

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