On 22/03/2021 14:38, Felipe Gasper via Exim-users wrote:
> I’m finding that, if I send a message to “bob@???” and “zzz@???”, the SMTP transaction fails because the 2nd address’s domain is bad. I’d like that SMTP transaction to succeed but for the sender to receive a bounce.
Possibly your sending is operating in "submission mode", which does
what you describe because MUAs generally go wrong otherwise.
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Cheers,
Jeremy