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Re: [Int-area] Existing use of IP protocol 114 (any 0-hop protocol)

"Andrew G. Malis" <agmalis@gmail.com> Thu, 19 September 2019 21:37 UTC

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From: "Andrew G. Malis" <agmalis@gmail.com>
Date: Thu, 19 Sep 2019 17:37:13 -0400
Message-ID: <CAA=duU2-+6i04g3OoU+R6gHN=P1M5chTMXcZiUG-xXzVGfk6=A@mail.gmail.com>
Subject: Re: [Int-area] Existing use of IP protocol 114 (any 0-hop protocol)
To: ek@loon.com
Cc: "Eric Vyncke (evyncke)" <evyncke@cisco.com>, "int-area@ietf.org" <int-area@ietf.org>, "ietf@ietf.org" <ietf@ietf.org>
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Erik,

IP Protocol numbers are a scarce resource and the allocation policy is
"IESG Approval or Standards Action". They aren't interested in the latter,
so they would need the former. So if they can legitimately reuse 114, it
makes everyone's life easier.

Cheers,
Andy


On Thu, Sep 19, 2019 at 5:29 PM Erik Kline <ek@loon.com> wrote:

> Where do they want to use this, and why not request a new protocol value?
>
> (What did iana@iana.org say?)
>
> On Thu, 19 Sep 2019 at 08:07, Eric Vyncke (evyncke) <evyncke@cisco.com>
> wrote:
>
>> The authors of https://tools.ietf.org/id/draft-zhu-intarea-gma-03.txt
>> would like to use IP protocol 114 as it is described as “Any 0-hop
>> protocol” on the IANA page[1]. Alas, on the IANA page, there is no
>> reference to this “Any 0-hop protocol”.
>>
>>
>>
>> Obviously, we all understand that this must be a protocol using hop limit
>> = 0 (or TTL=0 for the legacy protocol).
>>
>>
>>
>> When there is no reference for a IANA number, this means that this number
>> was assigned _*before*_ IANA, possibly by J. Postel and nobody at IANA
>> and in the IESG know more. Hence, my questions to the community:
>>
>>
>>
>> Q1) does anyone know about a more formal reference / specification for
>> this protocol 114
>>
>>
>>
>> Q2) does anyone know about a RFC or a protocol using this protocol 114 ?
>>
>>
>>
>> Please note that I do not ask for comments/reviews on the draft itself
>> (they are welcome though on the int-area@ietf.org mailing list even if
>> this is not a WG document). And it is also mostly obvious that only one
>> transport layer can exist on the top of this protocol.
>>
>>
>>
>> Regards,
>>
>>
>>
>> -éric (INT AD)
>>
>>
>>
>>
>>
>> [1]
>> https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml
>> _______________________________________________
>> Int-area mailing list
>> Int-area@ietf.org
>> https://www.ietf.org/mailman/listinfo/int-area
>>
> _______________________________________________
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> Int-area@ietf.org
> https://www.ietf.org/mailman/listinfo/int-area
>

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