Jan, thanks for the suggestions. Adding [::1]/128 to mynetworks solved the problem.
On Thu, May 8, 2014 at 7:07 PM, li...@rhsoft.net <li...@rhsoft.net> wrote: > > > Am 08.05.2014 18:02, schrieb Gabor Szabo: >> So let me show you the real problem > > why did you not do that in your inital mail? Because originally I did not know if the problem was related to Mailman or to Postfix. It seemed more like a Mailman problem but first I wanted to eliminate the possibility that it was a Postfix issue. That's when I encountered the problem that I actually posted here and first I was hoping to solve the issue that is covered by the title. Gabor