On 06/11/2023 13:01, Lars Schimmer via Exim-users wrote:
> I am using exim4 on debian version 4.96-15+deb12u2.
> I forward mails to a remote SMTP which runs through a VPN.
>
> Until a few weeks ago all went well, but since a few weeks I get a lot of "Remote host closed connection in response to pipelined end of data"
> and exim4 send the email again after 30 min. But the Email is received twice in the receivers inbox, with 30 min difference.
>
> How can I debug that a bit further
Get information on what that remote is actually doing, preferably
including why.
--
Cheers,
Jeremy
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