SMTP Forward Nginx Proxy

Igor Sysoev igor at
Tue Feb 26 11:52:27 UTC 2019

> On 26 Feb 2019, at 14:46, prasad.walke at <nginx-forum at> wrote:
> I would like to setup an nginx configuration which accepts SMTP connections
> to it and then proxies them to another IP address (the third-party SMTP
> service) so the requests to the mail server always appear to the third-party
> SMTP service as if they came from the same server. 
> Is it possible to solve this issue with ngingx smtp proxy?

nginx SMTP proxy is intended to be used for authenticated SMTP only.

Igor Sysoev

More information about the nginx mailing list