Rob Maidment:
> On 31 May 2016 at 17:32, Sebastian Nielsen <sebast...@sebbe.eu> wrote:
> > You would need to use a firewall for this.
>
> That's an interesting idea. I was considering deploying postscreen -
> could postscreen do the splitting instead of the firewall? If not then
> I guess I would need multiple postscreen instances talking to multiple
> smtpd instances.
postscreen by design allows a "good" client to talk directly to an
smtpd process without knowing the sender or recipient. Therefore,
you will need two postcreens. And unless you use something like
lmdb for postscreen's dynamic whitelist, the two postscreens cannot
share that database.
Wietse
