Ralf Hildebrandt wrote:
> Some systems block mail if sender and recipient are the same!
> Especially if THEIR sender is used coming from the outside...
>   
Sorry but It's not that what I meant. You misunderstood me.
> BUT verifiying mail from an...@domain.com to ber...@otherdomain.com
> using "ber...@otherdomain.com" as sender and "an...@domain.com", now
> THAT could make sense!!!
That's what I meant.
I want to use original senders as right now is emails comes from
an...@domain.com to ber...@otherdomain.com postfix puts "verification in
progress..." and checks on remote server conditions with variables

MAIL FROM: postmas...@myserver.com
RCPT TO: ber...@otherdomain.com

What I want to achieve is:

MAIL FROM: an...@domain.com
RCPT TO: ber...@otherdomain.com

The point is if remote server uses greylisting, message stays in the
queue for ......40 minutes or more as first checking is against
postmaster and bertha, then when reply is verified server sends it from
anton to bertha... different MAIL FROM, so another greylisting in
action... There also may be a situation where anton is blocked on the
remote server so in this case I'm under risk of backscattering, as
server will accept email as bertha's address can be verified but later
it will reject it.

Regards,
Jarek

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