Folllow-up Test Code - Re: [Mimedefang] Potential for Businessmail servers to nothavereverse DNS
Stephen Johnson
Stephen.Johnson at arkansas.gov
Thu Oct 5 14:03:48 EDT 2006
On Thu, 2006-10-05 at 11:18 -0400, Kevin A. McGrail wrote:
> I've taken a while to digest it for a more thorough response but really only
> found one issue with the fundamental differences between our approaches.
>
> > b) I look for elements of the IP address in the domain (or, in the
> > sub-domain in your case).
>
> I would recommend against this because large vendors like
> MCI/WorldComm/Verizon have gone with this naming scheme for business static
> users:
>
> static-70-21-118-207.res.east.verizon.net.
SBC/SWBell does this this as well. My home network is
asdl-1-2-3-4.dsl.ltrkar.swbell.net. whee!
--
Stephen L Johnson stephen.johnson at arkansas.gov
Unix Systems Administrator sjohnson at monsters.org
Department of Information Systems Phone: 501-682-4339
State of Arkansas
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