Hopefully, with some sort of moderation/approval; otherwise, imagine the phun some infected PC will have with a spoofed FROM:

At 11:00 8/18/2005 Thursday, Bret Hilton wrote:
>Is there a global setting to allow anyone from a particular domain (
>*@example.com ) to be able to post to any list on the server? I thought that's
>what the 'FILTER_ALLOW' setting did, but I can't seem to make that work.