Paul hit the nail on the head -- that is how we have configured some of
our announcement or newsletter lists.

/Pete

At 11:26 06/29/2004 Tuesday, Paul Russell wrote:
>You may be able to eliminate non-editor postings by configuring the list
>with 'Send= Private' and 'Default-Options= NoPost'. Be sure the editors
>are subscribed to the list, then set them to 'Post' and everyone else to
>'NoPost'. With this configuration, the list should reject messages from
>everyone except those subscribers who are set to 'Post', i.e., the editors.

We also place the authorized editor/subscriber on REVIEW.  Not sure if
that is overkill, but it does allow any of the moderators the opportunity
to APPROVE.

>The 'Service=' keyword defines the domain(s) from which the server will
>accept subscription requests for the list. 'Service' can be used as an
>operand on other keyword statements, to define who may post to the list,
>review the subscriber list, or access the list archives.