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Date:      Fri, 3 Aug 2001 16:57:09 -0500 
From:      "A. David Perez Marfil" <dperez@unimayab.edu.mx>
To:        freebsd-isp@FreeBSD.ORG
Subject:   RE: sendmail + virtualhosting + pop secure access + No spam
Message-ID:  <81C8CA3C286FD511A959000102C9B2CE0F0B55@EXCHANGE>

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this issue need some extra config in sendmail?

-----Mensaje original-----
De: Charlie & [mailto:root@virtual-voodoo.com]
Enviado el: Lunes, 30 de Julio de 2001 08:40 a.m.
Para: Dirk Meyer
CC: freebsd-isp@FreeBSD.ORG
Asunto: Re: sendmail + virtualhosting + pop secure access + No spam


On Mon, Jul 30, 2001 at 10:51:55AM +0200, Dirk Meyer wrote:
> 
> A. David Perez Marfil wrote:
> 
> > 1.- sendmail with virtual domain   ok
> > 2.- pop access to the email accounts ok
> > 3.- how to let the users relay email for their domian in secure way ?
> > 4.- aviod spammers ?
> 
> Andrew Reid wrote,
> 
> > You may want to have a think about POP-3 authentication before allowing
> > mail relay. That way, users have to identify themselves before Sendmail
> > will relay for them.

Why wouldn't you just use SMTP authentication? Most clients seem to
support that now and you get to avoid the pop-before-smtp kludge
(several clients attempt to send before receiving).

-Steve

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