> On 16 May 2022, at 9:35 pm, Matus UHLAR - fantomas <uh...@fantomas.sk> wrote: > >> Any idea to whitlist ? > > perhaps the null address at outgoing server, so you don't reject your own > bounces
No. Better to apply the reject rule only on the inbound side, where
it should only lead to bounces on remote systems.
The OP's own systems should be sending outbound mail via the outbound MTA.
--
Viktor.
