On Wed, Sep 18, 2019, Evgeniy Berdnikov via Exim-users wrote:
> sleep 1 ; echo "MAIL FROM: <your.name@???>"
Please read the fine RFCs: there is NO space after ':'!
MAIL FROM:<your.name@???>
> sleep 1 ; echo DATA
> For regular mail exchange this approach is not very comfortable, yes. :)
Well, your example is broken...
It doesn't even list a RCPT and it ignores errors.
There's certainly a better way to use a real MTA for this purpose.