users can send mail to any address

Le lundi 12 janvier 2009 à 07:37 -0600, Noel Jones a écrit :
> Res wrote:
> > Hi All,
> > I have a situation where I need to allow a remote user to email in (yes, 
> > that's whitelisted and working fine), but, deny local users from emailing
> > that remote user.
> > 
> > I use check_recipient_access and check_sender_access already under 
> > smtpd_recipient_restrictions, both of these come after the permit 
> > mynetworks, I'm sure I can place another check_recipient_access
> > before the permits with the remote u...@host, will this work or is there 
> > a better way?
> > 
> > Thanks
> > 
> > 
> 
> If your intention is to prevent anyone from sending mail to 
> that particular recipient, then yes, placing another 
> check_recipient_access map above permit_mynetworks would work.
> 
> A safer solution is to put that check under 
> smtpd_sender_restrictions as the only entry.  That way a 
> mistake in the table won't make you an open relay.
> 
> If you need to restrict a subset of your users from sending to 
> that address, please see the examples in
> http://www.postfix.org/RESTRICTION_CLASS_README.html#external
> 


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