[LAC-TF] Retroalimentacion requerida sobre direccionamiento IPv6 para IoT

Azael Fernandez Alcantara afaza at unam.mx
Tue Oct 3 17:20:25 BRT 2017


Buen Dia,

Les retransmito esta informacion de retroalimentacion requerida por parte 
de la UIT sobre:
"Reference Model of IPv6 Addressing Plan for Internet of 
Things Deployment"
https://datatracker.ietf.org/liaison/1546/

Incluyo el correo original y la contestacion de Fred Baker con sus 
comentarios al respecto.


SALUDOS
_______
Azael
____________________________
Mensaje enviado sin acentos


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Message: 1
Date: Mon, 2 Oct 2017 22:53:45 -0400
From: Suresh Krishnan <suresh.krishnan at gmail.com>
To: 6lo at ietf.org, 6man WG <ipv6 at ietf.org>, 6tisch at ietf.org, int-area
 	<int-area at ietf.org>, int-dir at ietf.org, iot-dir at ietf.org, its at ietf.org,
 	lp-wan at ietf.org, lwip at ietf.org
Subject: Liaison statement received from ITU-T regarding a "Reference
 	Model of IPv6 Addressing Plan for Internet of Things Deployment"
Message-ID: <EF35AFF4-B2BA-4DB1-8C3D-6614A21A535B at gmail.com>
Content-Type: text/plain; charset=utf-8

Hi all,

   The IETF has received a liaison statement from the ITU-T that their 
Study Group SG20 is inviting inputs from the IETF regarding a work item 
titled "Reference Model of IPv6 Addressing Plan for Internet of Things 
Deployment? and the deadline for providing inputs is 2018/01/28. The 
statement can be found at

https://datatracker.ietf.org/liaison/1546/

I have no further info and I am trying to get access to the referenced 
documents. I just want to provide a heads up while that is in process.

Thanks
Suresh




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Message: 4
Date: Tue, 3 Oct 2017 10:09:52 -0700
From: Fred Baker <fredbaker.ietf at gmail.com>
To: Suresh Krishnan <suresh.krishnan at gmail.com>
Cc: 6lo at ietf.org, 6man WG <ipv6 at ietf.org>, 6tisch at ietf.org, int-area
 	<int-area at ietf.org>, int-dir at ietf.org, iot-dir at ietf.org, its at ietf.org,
 	lp-wan at ietf.org, lwip at ietf.org
Subject: Re: Liaison statement received from ITU-T regarding a
 	"Reference Model of IPv6 Addressing Plan for Internet of Things
 	Deployment"
Message-ID: <BE1C7DF5-4520-49EB-B9C3-B49C798E13AE at gmail.com>
Content-Type: text/plain; charset="utf-8"

Thanks. I would like to also get operational commentary from v6ops. Like 
you, when I search for the document, I come up to a paywall; the document 
is not openly available. Please forward either the document or the link 
when ITU decides to get serious about asking for comment.

A general comment: the model being followed in RFC 4861 and in the various 
IOT groups is fundamentally as follows. The IPv6 address consists of a 
prefix and an IID. In the general Internet, routing operates on prefixes, 
and a subnet is identified by a prefix. Within a subnet defined by WiFi, 
Bluetooth, IEEE 802.15.4/4g, Power Line Communication technologies, and 
the like, network elements generally use some form of host routing, 
whether source or distributed, on the presumption that topologies may be 
continuously changing or devices may be moving. 6LowPAN specifically has 
some recommendations on the structure of the address designed to minimize 
the actual size of an IPv6 header, and in many of them, that is treated as 
a lower layer problem. I'd like to believe that the work party is 
sufficiently clued in to not want to materially change that without 
discussing it with us (putting documents behind a paywall not being a 
great example of open discussion).

.
.
.

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End of ipv6 Digest, Vol 162, Issue 2
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