[77086] in North American Network Operators' Group
Re: fixing insecure email infrastructure (was: Re: [eweek article] Window of "anonymity" when domain exists, whois not updated yet)
daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Wed Jan 12 17:40:45 2005
To: Steven Champeon <schampeo@hesketh.com>
Cc: nanog@merit.edu
In-Reply-To: Your message of "Wed, 12 Jan 2005 10:59:43 EST."
<20050112155943.GC1048@hesketh.com>
From: Valdis.Kletnieks@vt.edu
Date: Wed, 12 Jan 2005 17:40:10 -0500
Errors-To: owner-nanog-outgoing@merit.edu
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On Wed, 12 Jan 2005 10:59:43 EST, Steven Champeon said:
> 1) any legitimate mail source MUST have valid, functioning, non-generic
> rDNS indicating that it is a mail server or source.
And how, exactly, does it indicate it's a mail server or source?
For that matter, how do you define 'non-generic'?
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