# 在服务器阻止出站端口25/465/587的情况下如何发送电子邮件

**URL:** <https://meta.discourse.org/t/how-to-send-emails-on-server-with-25-465-587-outbound-blocked/86309>\
**Category:** Product Support\
**Created:** [2018 年4 月 27 日 14:56 UTC](https://meta.discourse.org/t/how-to-send-emails-on-server-with-25-465-587-outbound-blocked/86309 "2018-04-27T14:56:57Z")\
**Posts on this page:** 1\
**Showing post:** 6

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作者： ![supermathie](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/supermathie/32/507518_2.png) [@supermathie](https://meta.discourse.org/u/supermathie)\
发布日期： [2018 年4 月 27 日 19:20 UTC](https://meta.discourse.org/t/how-to-send-emails-on-server-with-25-465-587-outbound-blocked/86309/6 "2018-04-27T19:20:55Z")

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> [@pfaffman](#):
>
> Another solution would be to develop a plugin that delivers mail through the API.

Yet more possibilities:

- IPsec (or some other opaque tunnel) to a mailserver you control
- maybe there is an HTTPS SMTP transport agent for e.g. postfix, so you can have postfix listen for local mail but submit outside over HTTPS

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