Reject inbound mail from local domain

[hede]

Am Mon, 02 Jun 2014 14:05:55 +0200
schrieb Jan Kowalsky <jankow at datenkollektiv.net>:

> as far as I understood:
> the
> 
> smtp_sender_restrictions = reject_sender_login_mismatch
> 
> should do this.

Seems so. It's not activated here. Will try that if i will find the
time to test it.

But that would be a much heavier look-up than a simple domain. 

Regards,
hede