Re: [NSIS] GIST over GIST-unaware NATs

[Martin Stiemerling <[e-mail]>]

I'm in favour of having such document dealing with GIST-unaware NAT  
traversal. However, I haven't read the latest version of draft- 
pashalidis-nsis-gist-legacynats-00 by now (on my record for the next  
days).

   Martin

Am 12.10.2006 um 05:14 schrieb <[e-mail]>  
<[e-mail]>:

> Actually, I think this should be added as a WG document.
>
> Comments?
> John
>
>> -----Original Message-----
>> From: ext Xiaoming Fu [mailto:[e-mail]]
>> Sent: 11 October, 2006 22:49
>> To: [e-mail]
>> Subject: [NSIS] GIST over GIST-unaware NATs
>>
>> Hi all,
>>
>> There were some IESG discussions on GIST over GIST-unaware
>> NATs.  I read through draft-pashalidis-nsis-gist-legacynats-00
>> and found it makes a number of clarifications on this issue:
>>
>> - The presence of a GIST-unaware NAT can be detected by
>> comparing headers of the GIST query-response procedure message
>> in the two adjacent non-NAT GIST nodes.
>>
>> - Upon the detection of such a NAT (and affiliated rules),
>> these two GIST nodes can then establish a UDP tunnel between
>> them, and encapsulate the GIST messages (query-response-...)
>> into the tunnel, and the outgoing tunnel endpoints decapsulate
>> the messages into the desired format.
>>
>> - The draft also gives detailed description on GIST signaling
>> and data traffic processing in both the case where a NAT is
>> located close to the NI and the case where a NAT is close to
>> the NR. The rationale looks fine to me. If there is an
>> implementation demoing this, it would be even nicer.
>>
>> What do others think?
>> Xiaoming
>>
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>
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