Re: [Exim] Address rewriting vs. CNAME records?

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Auteur: Matthew Byng-Maddick
Datum:  
Aan: Exim Users Mailing List
Onderwerp: Re: [Exim] Address rewriting vs. CNAME records?
On Fri, Feb 07, 2003 at 12:00:41PM -0800, Jeremy C. Reed wrote:
> TCP Wrappers does offer a double lookup test to make sure the DNS is
> correct. See hosts_access(5) for PARANOID.


I'm aware of what PARANOID does, it's IP->hostname->IP (in list
returned). Nothing to do with multiple PTRs, which is where you try
to do hostname->IP->hostname type checks. The former makes sense if
you want to belive hostname. The latter makes very little sense at
all.

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Matthew Byng-Maddick         <mbm@???>           http://colondot.net/