I agree that NNTP would be better. I do have a NNTP server because of this, although my intention is that it can be used for public discussions and not only for

I agree that NNTP would be better. I do have a NNTP server because of this, although my intention is that it can be used for public discussions and not only for internal corporate use, although I did implement authentication in case some newsgroups are used for private discussions too. (Note, the article in the IETF mailing list does mention Usenet too)