[ On Friday, March 25, 2005 at 06:01:52 (-0800), Randy Bush wrote: ]
> Subject: Re: [exim] Exim server behind NAT router (and HELO)
>
> > The only way the reverse-DNS can be verified is if _ALL_ hostnames have
> > valid corresponding PTRs. Period. The logic is inescapable and widely
> > accepted and agreed to.
>
> not really. may work in small places, but it does not scale to
> large virtual services. so the logic is neither inescapable
> nor widely agreed to.
Come on Randy, you clearly haven't refuted the logic at all since you
refer to issues totaly unrelated to how and why PTRs are used.
Indeed it seems you haven't even thought about the issues very deeply.
The DNS scales very well, if it's used properly.
--
Greg A. Woods
H:+1 416 218-0098 W:+1 416 489-5852 x122 VE3TCP RoboHack <woods@???>
Planix, Inc. <woods@???> Secrets of the Weird <woods@???>