Re: [apps-discuss] WGLC on draft-ietf-appsawg-rfc5451bis-00

"Murray S. Kucherawy" <superuser@gmail.com> Thu, 16 May 2013 23:54 UTC

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Date: Thu, 16 May 2013 16:54:21 -0700
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From: "Murray S. Kucherawy" <superuser@gmail.com>
To: Alessandro Vesely <vesely@tana.it>
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Cc: Sam Varshavchik <mrsam@courier-mta.com>, IETF Apps Discuss <apps-discuss@ietf.org>
Subject: Re: [apps-discuss] WGLC on draft-ietf-appsawg-rfc5451bis-00
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On Thu, May 16, 2013 at 8:22 AM, Alessandro Vesely <vesely@tana.it> wrote:

> That's not a client IP, but the return value of the lookup.  Passing
> that value to downstream filters is the whole point of adding this
> header field, otherwise it would have to be looked up again.  Details
> such as DKIM's key length, IMHO, are often in a comment because they
> are of minor importance, not because they are not a visible part of
> the message.)
>
> The policy.txt is important as it contains a domain name.  Albeit A-R
> is not intended to be restricted to domain-based authentication,
> that's by far the most common case, a granularity that was settled
> many years ago.  By indicating a "somewhat responsible" entity, the
> method is semantically consistent with that strategy.
>
>
What does the reply encode that downstream agents need?  If I know that, I
can suggest something more in line with how A-R was designed to operate.