Herb Peyerl <hpeyerl@beer.org> wrote:
> The sole reason we are in this position is because of the handful of  
> very vocal NetBSD users who still pay for UUCP connections and insist  
> on posting to NetBSD lists through a usenet gateway and hence refuse  
> to subscribe to the lists; resulting in NetBSD management keeping the  
> lists open.  We need to accept that this is no longer how the  
> internet works and move on...  I've been advocating a "post-only"  
> mailing list that these people can subscribe to but which does not  
> accept any mail.

 How about going to listmember-only posting but adding a whitelist of
 other, non-listmember senders?  It seems like with Postfix, it could be a
 "From" line whitelist, or maybe a mail relay white list.

  -johan