Fabian wrote:

I am subscriped to an mailing list i created. I get the first authenciation email from my server, but I cant respond I get this error:

 'fabiantest@humano2.org' am 28.10.2004 15:42
       550 5.1.1 <fabiantest@humano2.com> User unknown; rejecting

what should I do?

It looks like you don't have aliases properly set up in your MTA.

Mailman FAQ: http://www.python.org/cgi-bin/faqw-mm.py

Articles 1.7 and 3.14

-- Mark Sapiro <msapiro@value.net> The highway is for gamblers, San Francisco Bay Area, California better use your sense - B. Dylan