On Tue, 10 Sep 2002, Steve Foster wrote:
> hi there,
>
> the problem is that the mail server this account is on only accepts email
> from our MX machines, and its these that are getting the hit before they
> pass it on to the "proper" mail server. So i want the emails rejected on
> the MX machines so that a: they don't get overloaded, and b: don't pass the
> bounces to the mail-server.
>
You need to arrange for the MX machines to be able to verify addresses
in your recipient domains. Perhaps rsync a copy of whatever file or db
has the list of of valid accounts to them?
> Steve
>
>
> At 17:07 09/09/02 -0400, Dave C. wrote:
> >
> >
> >Uhm.. deactivate that account? (possibly temporarily, if its an innocent
> >victim) You are using receiver verification I hope...
> >
> >On Mon, 9 Sep 2002, Steve Foster wrote:
> >
> >> Hi there,
> >>
> >>
> >> we have had occasions where one of our customers email addresses has been
> >> used for spamming, thus when all the bounces occur we receive all the
> >> bounces through our mx's because we are listed as the MX for the domain.
> >> I would like to block these incoming emails for a specific address@domain
> >> using a search list, i already have a block list for sender addresses where
> >> i block based on the sender rather than the recipient.
> >> is there a valid way to do this for recipients emails..
> >>
> >> many thanks
> >>
> >> steve
> >> Steve Foster
> >> Senior Systems Administrator
> >> PSINet Europe
> >> Work: +44 (1223) 577322
> >> Mobile: +44 (7720) 425911
> >>
> >> --
> >>
> >> ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim
> details at http://www.exim.org/ ##
> >>
> >>
> >
> >
> >
> >
> >
> >
> Steve Foster
> Senior Systems Administrator
> PSINet Europe
> Work: +44 (1223) 577322
> Mobile: +44 (7720) 425911
>
