[BEHAVE] Proposed WG milestone on choice of NAT traversal technique

Philip Matthews <philip_matthews@magma.ca> Thu, 12 April 2007 17:17 UTC

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From: Philip Matthews <philip_matthews@magma.ca>
Date: Thu, 12 Apr 2007 13:17:33 -0400
To: Dan Wing <dwing@cisco.com>
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Cc: Behave WG <behave@ietf.org>
Subject: [BEHAVE] Proposed WG milestone on choice of NAT traversal technique
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On 11-Apr-07, at 20:42 , Dan Wing wrote:
>
> Also during the meeting there were some ideas around adding a new  
> milestone
> for a document which might discuss when an application might choose  
> UNSAF
> (STUN), Bonjour/UPnP, or other NAT traversal techniques.  If a  
> candidate
> document emerges we can consider creating such a milestone.
>

I would like to suggest that
       http://www.jdrosen.net/papers/draft-iab-nat-traversal- 
considerations-00.txt
is a good starting point for this milestone. This document was  
originally
an IAB-sponsored I-D, but was allowed to expire.

I believe this document needs work.
However, I like the classification scheme used in the document and  
believe that
a balanced discussion of the pros and cons of each technique using this
classification scheme would be very helpful.

I personally see a frequent need for this document. We are seeing  
more and more
protocols that want to add NAT Traversal, and people always ask: how  
should I
do this?

In fact, this topic came up once again just yesterday when someone  
asked me what
the transition scheme would be from an ICE-based scheme to a MIDCOM- 
based
scheme for NAT traversal.

- Philip

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