Fw: [Exim] Verisign pulls a fast one

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Autor: Don Walker
Data:  
Para: exim-users
Asunto: Fw: [Exim] Verisign pulls a fast one
> ----- Original Message -----
> From: "Christian Vogel" <chris@???>
> To: "Andres L. Figari" <andres@???>
> Cc: <exim-users@???>
> Sent: Tuesday, September 16, 2003 12:05 PM
> Subject: Re: [Exim] Verisign pulls a fast one
>
>
> > Hi Andres,
> >
> > On Tue, Sep 16, 2003 at 07:05:48AM -0700, Andres L. Figari wrote:
> > > Is it possible to write a rule that sees if the email server for this
> > > domain matches the Verisign IP to be dropped. It may solve SPAM with
> > > fake domain names, no?
> >
> > Yes, it will solve this. As someone else already mentioned today on
> > this list, modify your dnslookup-router(s) to look like...:
> >
> > dnslookup:
> >         (...)
> >         driver = dnslookup
> >         # we ignore verisign 64.94.110.0/24 because of their
> >         # stupid wildcard A records
> >         ignore_target_hosts = 0.0.0.0 : 127.0.0.0/8 : 192.168.0.0/16 : \
> >                 172.16.0.0/12 : 10.0.0.0/8 : 169.254.0.0/16 : \
> >                 64.94.110.0/24
> >         (...)

> >
> > Make sure, that you have a "verify sender" rule in your ACLs.
> >
> >         Chris

> >
> > --
> > Christian Vogel -- chris@???
> >
> > --
> >
> > ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim
> details at http://www.exim.org/ ##


Please excuse a possibly dumb question, but what is the significance of the
3rd - 6th entries in your list for ignore_target_hosts?

Don Walker