Re: [Autoconf] Discussion on draft-baccelli-multi-hop-wireless-communication-02
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Re: [Autoconf] Discussion on draft-baccelli-multi-hop-wireless-communication-02



Hi all,

On 2009/10/28, at 2:15, Thomas Heide Clausen wrote:

Teco,

Thanks for the support.

<wg-chair-hat-on>

I think that the first steps should be revival of draft-baccelli- multi-hop-wireless-communication (if the authors are willing - it's an individual I-D), to bring it up to date, incorporating comments etc.

I also think that if I propose to our AD to add further documents as wg documents, he'll look at me weirdly and ask 'so where are we with the addressing model, then, the current wg charter item'?

If my answer is "we're making great progress, the addressing model actually uses this/these other documents, go look at them on this URL, but I feel we're ready to submit to the IESG within a month", then he'll probably be quite receptive to the idea. Otherwise, I doubt he'll be enthusiastic, considering our spectacular record of not making measurable progress thus far.

Therefore, my immediate concern is to get the wg charter item in shape. If this -- or any other document -- is needed for that end, let's advance those as individuals for now. When the WG is certain that there's a strong case for asking the AD to allow us to accept further documents, I'll make that case to the AD.

I think that there're no inconveniences to this approach, considering that I think that Baccelli/Perkins are receptive to WG input.

To answer your question, I do not think that this document has been presented at an autoconf meeting. Should the authors be interested in doing so in Hiroshima, and should the WG think that it would help, then I don't see any problems in having a slot during the autoconf session for that.

I agree with Thomas, we should first focus on the addressing model and complete the only one WG item.
I would like to focus on the one AUTOCONF WG item at this moment.

According to the ML discussion, there are certain interests from WG and relationship to the addressing model document. I am fine with a presentation slot for this work at Hiroshima if authors can incorporate the recent WG discussion in the presentation.
The document is also expired a month ago.

regards,
ryuji




Cheers,

Thomas

On Oct 28, 2009, at 9:55 AM, Teco Boot wrote:

All,

Just to repeat my responses / opinion on WG documents.

I support draft-baccelli-multi-hop-wireless-communication for
adoption as WG document. I know it is not our charter, but
IMHO the document is very useful. Also, it (partly?) solves
an open issue (MANET link model) in the baccelli-autoconf-adhoc
-addr-model .
I remember an AD saying we are allowed to submit an Informational
Document, if it helps achieving our milestones.

Did authors present this doc at an Autoconf meeting?

Regards, Teco




-----Oorspronkelijk bericht-----
Van: Thomas Heide Clausen [mailto:thomas at thomasclausen.org]
Verzonden: woensdag 28 oktober 2009 9:43
Aan: Teco Boot
CC: Charles Perkins; autoconf at ietf.org; Emmanuel Baccelli
Onderwerp: Discussion on draft-baccelli-multi-hop-wireless-
communication-02

Teco,

(I change the subject line, as this really is a new thread of
discussion)

On Oct 28, 2009, at 9:32 AM, Teco Boot wrote:

On: draft-baccelli-multi-hop-wireless-communication-02

Thomas Heide Clausen wrote:
Can you remind me, Teco, what was wrong with "exposed node"?

Figure 2 is correct now.
When A sends to B, C is prohibited to send to D due to CS.
But if C was not blocked, B still would receive A.
So preventing C sending to D is reducing the capacity
of the wireless channel (spatial reuse is less optimal).
This problem has little to do with IP.


Alright.

Text in error:
Even
though node C cannot hear D, node D can nevertheless hear C, because
node D is outside node A's radio range.

And:
the exposed node
problem is a practical example of the asymmetry
Here, exposed node has little to do with asymmetry (as defined in same
document.

What you say makes sense to me.

I'm not an author of that document, and it's not a wg document -- but
knowing Charlie/Emmanuel I'm almost willing to bet that they'd be
happy to incorporate a change to reflect this (if they agree, of
course). Could you propose replacement paragraphs or rewordings?

Any other issues that you would like to see addressed in that document?

Baccelli/Perkins, feel free to bounce an updated I-D to the list, even
if it can't be submitted to the repositories just yet. In my
experience, quick turn-around cycles for "alpha's" are a good way of
getting both eyes on the document and making rapid progress.

We can then discuss in Hiroshima what to do forward?

Thanks,

Thomas



Regards, Teco




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