Re: [DMM] Mobility Exposure and Selection WT call

[Alexandru Petrescu <[e-mail]>]

Le 26/03/2015 13:17, Jouni Korhonen a écrit :
> Alex,
>
> 3/26/2015, 11:00 AM, Alexandru Petrescu kirjoitti:
>
> [snip]
>
>>> I thought by "fixed" you meant it stays the same wherever the Host goes
>>> (something like the Home Address).
>>
>> Alper - I think a LL address can also be qualified as 'fixed' - it never
>> changes.
>
> Does LL here mean link-local or link-layer? If it is the former one,
> then the above assertion is not correct.

Link-local.

And you seem to say a link-local address is not fixed?  I think 
link-local addresses _are_ fixed set in stone.  They are formed locally 
without need of help from router.

Alex

>
> - Jouni
>
>>
>> I think it's hard to disagree with that, no?
>>
>> Alex
>>
>>>
>>> So, I guess, I should have referred to the "nomadic" address to mean the
>>> one that is constant, wherever the Host goes.
>>>
>>> As such, my suggestion is that a "nomadic" address can never be an
>>> RFC7217 address.
>>>
>>> In practice that would mean that if you configure an address to be
>>> "nomadic" you must also tell the kernel to not run RFC7217 on it.
>>>
>>> But ok, one might think that these two aspects ("nomadic" and RFC7217)
>>> are orthogonal at this point in time.
>>>
>>> Alex
>>>
>>>>
>>>> I don't know if it makes sense to request a fixed and random-based IP
>>>> address. But if someone does it, it works.
>>>
>>>
>>>>
>>>> Alper
>>>>
>>>>
>>>>
>>>>
>>>>>>> - configured by SLAAC, by DHCPv6, by PPP, or registered (RFC
>>>>>>> 6775).
>>>>>>>
>>>>>>
>>>>>> Orthogonal.
>>>>>>
>>>>>>
>>>>>>> E.g. a nomadic address could never be a link-local address.
>>>>>>>
>>>>>>>> #2. Describe how IP address type information is conveyed from
>>>>>>>> network to MN.
>>>>>>>
>>>>>>> If one designs a protocol to convey address type information from
>>>>>>> the network to the end node, then one could also add the other
>>>>>>> types mentioned above.
>>>>>>>
>>>>>>> SLAAC could never 'convey' the address type to the end-node,
>>>>>>> because SLAAC is an operation happening with as heavy weight from
>>>>>>> the Server (router) as from the Client (Host): the Router decides
>>>>>>> the prefix but the Client decides the Interface ID.
>>>>>>>
>>>>>>
>>>>>> Still, the network can convey the type of IP address to the host.
>>>>>> Also, one can imagine augmenting Router Solicitation to let the host
>>>>>> convey its requested type.
>>>>>
>>>>> I agree.
>>>>>
>>>>> Alex
>>>>>
>>>>>
>>>>>>> Address Registration Option of 6lo and BTLE would have the Host
>>>>>>> conveying this information to the Router (and not vice-versa).
>>>>>>>
>>>>>>
>>>>>> OK.
>>>>>>
>>>>>> Alper
>>>>>>
>>>>>>
>>>>>>> Yours,
>>>>>>>
>>>>>>> Alex
>>>>>>>
>>>>>>>> WT agreed to use draft-yegin-dmm-ondemand-mobility as the
>>>>>>>> baseline for item#1 (the API). A revision of the draft will also
>>>>>>>> include a new section to cover backward compatibility (Danny will
>>>>>>>> provide the draft text). Comments on the draft are welcome.
>>>>>>>>
>>>>>>>> The next call will be about items #2/#3 (IP address
>>>>>>>> configuration enhancements associated with the API). We intend to
>>>>>>>> schedule that one in about 2 weeks.
>>>>>>>>
>>>>>>>> Alper
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On Feb 9, 2015, at 9:59 AM, Alper Yegin wrote:
>>>>>>>>
>>>>>>>>> Folks,
>>>>>>>>>
>>>>>>>>> See below for the Webex details. Remember, the call is on Tue,
>>>>>>>>> Feb 10, at 4pm CET. And don't forget to read the documents in
>>>>>>>>> the reading list prior to the call.
>>>>>>>>>
>>>>>>>>>> Attendees _shall read _the following material before the call
>>>>>>>>>> so that we can directly jump to the discussions:
>>>>>>>>>>
>>>>>>>>>> 1.
>>>>>>>>>> http://www.ietf.org/proceedings/91/slides/slides-91-dmm-4.pdf
>>>>>>>>>>
>>>>>>>>>>
>>>>> 2. http://www.ietf.org/proceedings/90/slides/slides-90-dmm-6.pdf
>>>>>>>>>> 3.
>>>>>>>>>> https://datatracker.ietf.org/doc/draft-yegin-dmm-ondemand-mobility/
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>> 4. http://www.ietf.org/proceedings/88/slides/slides-88-dmm-8.pdf
>>>>>>>>>> 5. http://tools.ietf.org/html/draft-liu-dmm-mobility-api-02
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Alper
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> *DMM - Mobility Exposure and Selection WT* Tuesday 10 February
>>>>>>>>> 2015 16:00  |  Europe Time (Paris, GMT+01:00)  |  1 hr 30 min
>>>>>>>>>
>>>>>>>>>> *Join WebEx meeting*
>>>>>>>>>> <https://ietf.webex.com/ietf/j.php?MTID=m1dad9871a277ff2ab142ae8ff4b77ad3>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>> Meeting number:641 085 326
>>>>>>>>>> Meeting password:dmm1911
>>>>>>>>>>
>>>>>>>>>> *Join by phone* *1-877-668-4493* Call-in toll free number
>>>>>>>>>> (US/Canada) *1-650-479-3208* Call-in toll number (US/Canada)
>>>>>>>>>> Access code: 641 085 326 Toll-free calling restrictions
>>>>>>>>>> <http://www.webex.com/pdf/tollfree_restrictions.pdf>
>>>>>>>>>>
>>>>>>>>>> Add this meeting
>>>>>>>>>> <https://ietf.webex.com/ietf/j.php?MTID=m0855d524ccb7239248d0ce34e19f38c8>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> to your calendar.
>>>>>>>>>>
>>>>>>>>>> Can't join the meeting? Contact support.
>>>>>>>>>> <https://ietf.webex.com/ietf/mc>
>>>>>>>>>>
>>>>>>>>>> IMPORTANT NOTICE: Please note that this WebEx service allows
>>>>>>>>>> audio and other information sent during the session to be
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>>>>>>>>>>
>>>>>>>>> <WebEx_Meeting.ics>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Jan 27, 2015, at 11:12 AM, Alper Yegin wrote:
>>>>>>>>>
>>>>>>>>>> Poll is closed, and majority selected the following date for
>>>>>>>>>> the call:
>>>>>>>>>>
>>>>>>>>>> Feb 10, 4pm CET. 1,5hr call.
>>>>>>>>>>
>>>>>>>>>> Please mark your calendars.
>>>>>>>>>>
>>>>>>>>>> In this call, we'll aim making progress on the I-D for item#1
>>>>>>>>>> (an API for source address selection).
>>>>>>>>>>
>>>>>>>>>> Attendees _shall read _the following material before the call
>>>>>>>>>> so that we can directly jump to the discussions:
>>>>>>>>>>
>>>>>>>>>> 1.
>>>>>>>>>> http://www.ietf.org/proceedings/91/slides/slides-91-dmm-4.pdf
>>>>>>>>>>
>>>>>>>>>>
>>>>> 2. http://www.ietf.org/proceedings/90/slides/slides-90-dmm-6.pdf
>>>>>>>>>> 3.
>>>>>>>>>> https://datatracker.ietf.org/doc/draft-yegin-dmm-ondemand-mobility/
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>> 4. http://www.ietf.org/proceedings/88/slides/slides-88-dmm-8.pdf
>>>>>>>>>> 5. http://tools.ietf.org/html/draft-liu-dmm-mobility-api-02
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Alper
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Jan 23, 2015, at 3:28 PM, Alper Yegin wrote:
>>>>>>>>>>
>>>>>>>>>>> Folks,
>>>>>>>>>>>
>>>>>>>>>>> Please mark your availability on the following doodle for
>>>>>>>>>>> our next DMM WG Mobility Exposure and Selection WT call:
>>>>>>>>>>>
>>>>>>>>>>> http://doodle.com/7xgcr8x6cgxnbzur
>>>>>>>>>>>
>>>>>>>>>>> Register your availability no later than the end of Monday
>>>>>>>>>>> (Jan 26).
>>>>>>>>>>>
>>>>>>>>>>> Alper
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
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>>>>>>>>
>>>>>>>
>>>>>>>
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>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>>
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