Re: [v6ops] draft-ietf-v6ops-reducing-ra-energy-consumption WGLC

[Alejandro Acosta <[e-mail]>]

Hello Andrew,
  Inline:

El 8/27/2015 a las 11:01 AM, Andrew 👽 Yourtchenko escribió:
> Hello Alejandro,
>
> On 8/27/15, Alejandro Acosta <[e-mail]> wrote:
>> Hello,
>>   I fully support this draft, in fact, I believe that all draft should
>> have a mandatory "Eco-friendly" section.
>>
>>   My comments:
>>
>> In section 3 - Consequences
>>
>>
>>    o  Some hosts simply experience bad battery life on these networks
>>       and otherwise operate normally.  This is frustrating for users of
>>       these networks.
>>
>>
>>   The sentence: "This is frustrating for users of   these networks."
>> does not convince me. The impact of a bad battery life is quite big, to
>> say it's just "frustrating" IMHO is not enough. I think it should be
>> remove or create a stronger sentence.
> If Lorenzo agrees, I'd opt for removing the sentence about the
> frustrated users.

Perfect

>
>>
>> In section 4.2:
>>
>>
>>    2.  Networks that serve large numbers (tens or hundreds) of battery-
>>        powered devices SHOULD enable this behaviour.
>>
>>
>>   This might be a dummy question but I wonder if this is automatic or
>> something that will be adjusted by the administrator (or both). Probably
>> we could be more specific in this section, I mean, just to be more clear.
> Yeah, looks like this text needs tweaking - both you and Ray has
> commented on it, copypasting from my reply to him, so to check with
> you:
>
> How about a small tweak as below:
>
> "2) Administrators of networks that serve large numbers (tens or
> hundreds) of battery-
>        powered devices SHOULD enable this behaviour."

It sounds ok to me.
In the future (and not that far away) another draft could be written
about making routers smarter.., I mean, they can recognize the number of
devices in the network (in your example tens or hundreds) and change the
behavior automatically to your draft. It looks feasible to me.

Regards,


>
> --a
>
>
>>
>> Regards,
>>
>> Alejandro,
>>
>> El 8/27/2015 a las 8:43 AM, Ray Hunter (v6ops) escribió:
>>>
>>> [e-mail] wrote:
>>>> This is to initiate a two week working group last call of
>>>> http://tools.ietf.org/html/draft-ietf-v6ops-reducing-ra-energy-consumption.
>>>>
>>>> Please read it now. If you find nits (spelling errors, minor suggested
>>>> wording changes, etc), comment to the authors; if you find greater
>>>> issues, such as disagreeing with a statement or finding additional
>>>> issues that need to be addressed, please post your comments to the
>>>> list.
>>>>
>>>> We are looking specifically for comments on the importance of the
>>>> document as well as its content. If you have read the document and
>>>> believe it to be of operational utility, that is also an important
>>>> comment to make.
>>>>
>>>>
>>> I have read this draft. I understand the motivation, it is clearly
>>> written, and I support it.
>>>
>>> Minor Suggestions:
>>>
>>> I'd reference 4861 in the first sentence of the intro.
>>> s/Routing information is communicated to IPv6 hosts by Router
>>> Advertisement messages. /Routing information is communicated to IPv6
>>> hosts by Router Advertisement messages [RFC4861]/
>>>
>>> Recommendation 2 is redundant IMHO. THere's no way a router
>>> manufacturer can really know if the devices it is serving are battery
>>> powered devices or not (perhaps the subject of another draft e.g.
>>> perhaps extension to 4620 to discover this via NI on creating a new ND
>>> cache entry?)
>>>
>>> For recommendation 3: the timing recommendations should be more
>>> concrete, provided rough consensus can be achieved. In order to
>>> maximize the benefit I'd suggest specifying the upper end of the
>>> suggested ranges.
>>>
>>> s/Networks that serve battery-powered devices /Routers with network
>>> interfaces that are known to serve battery-powered devices/
>>>
>>>
>>>
>>> --
>>> regards,
>>> RayH
>>> <https://www.postbox-inc.com/?utm_source=email&utm_medium=siglink&utm_campaign=reach>
>>>
>>>
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>>