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Re: [saad] About saad

Stephane Bortzmeyer <bortzmeyer@nic.fr> Mon, 20 October 2003 07:21 UTC

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Date: Mon, 20 Oct 2003 09:11:22 +0200
From: Stephane Bortzmeyer <bortzmeyer@nic.fr>
To: Michel Py <michel@arneill-py.sacramento.ca.us>
Cc: Dave Crocker <dcrocker@brandenburg.com>, saad@ietf.org
Subject: Re: [saad] About saad
Message-ID: <20031020071122.GB19985@nic.fr>
References: <DD7FE473A8C3C245ADA2A2FE1709D90B06C66B@server2003.arneill-py.sacramento.ca.us>
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On Fri, Oct 17, 2003 at 02:44:39PM -0700,
 Michel Py <michel@arneill-py.sacramento.ca.us> wrote 
 a message of 26 lines which said:

> > Dave Crocker wrote:
> > 5. Concern: Not all machines have domain names.
> > Response:  _No_ machines have whatever the alternative might be.
...
> 6. Concern: the use of identifiers has been made necessary to compensate
> for shortcomings in the existing routing. Using DNS for routing purposes
> is both a layer violation and a magnet for circular reference issues.

I cannot read in Dave Crocker's mind but I do not think he suggested
to use DNS names for routing. Quite the contrary. Fred Baker explained
it well:

>So, as I understand it (and having read through the MAST paper), what you
>are proposing is a Layer 3.5 or maybe Layer 4 Session-like Layer in which
>the FQDNs are used for global node identification initially to set up a more
>compact temporary node identifier.

So, the DNS names will only be used at the setup stage, not in actual
forwarding of packets.

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