Re: [Roll] WGLC - Working Group Last Call - draft-ietf-roll-trickle-mcast-05

Robert Cragie <robert.cragie@gridmerge.com> Tue, 17 September 2013 15:04 UTC

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Date: Tue, 17 Sep 2013 16:03:29 +0100
From: Robert Cragie <robert.cragie@gridmerge.com>
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Subject: Re: [Roll] WGLC - Working Group Last Call - draft-ietf-roll-trickle-mcast-05
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+1

Robert

On 17/09/2013 14:37, peter van der Stok wrote:
> Hi Michael,
>
>
> Some consequences:
> 1) Too many repeaters with too small Imin and too large repeat leads 
> to network congestion (similar to having too high send frequency on 
> several sources)
> 2) packets take too long to arrive at all destinations (assuming there 
> is a deadline)
> 3) packets do not arrive at some destinations
>
> This is comparable with what happens when too many nodes start sending 
> unicasts on the mesh.
>
> For me the MPL draft is also OK.
>
>
> Peter
>
>
> Michael Richardson schreef op 2013-09-17 14:26:
>> Robert Cragie <robert.cragie@gridmerge.com> wrote:
>> > On (2):
>>
>> > I agree that all nodes in a MPL Domain MUST agree on a common value. I
>> > don't think any recommended values should be given and it depends on
>> > the applicability.
>>
>> What is the affect on the network if there is a mis-configuration?
>>
>> Can it be detected?  Does the network melt-down?
>>
>> Or is it just a question of multicast not working very well (not 
>> reaching all
>> nodes it should)
>> I think that these questions will get asked by reviewers.
>>
>> > In a nutshell - I think draft-ietf-roll-trickle-mcast-05 is good to 
>> go.
>>
>> Thanks.
>>
>> -- 
>> Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
>> IETF ROLL WG co-chair. http://datatracker.ietf.org/wg/roll/charter/
>>
>>
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