[Mailman-Users] "relaying prohibited by admin" error

[Matthias Jänichen]

At 14:30 13.08.02 +0800, Wolfram Knipp wrote:
><mylist at lists.mydomain.org>
>     (reason: 550 relaying to <mylist at lists.mydomain.org> prohibited by
>administrator)

is lists.mydomain.org a different server or just a virtual domain on the 
same machine? In that case you should add it to the list of localhosts. For 
Qmail this would be the file /var/qmail/control/rcpthosts

try to send to mylist at mydomain.org and get rid of "lists."

Reg.