Re: [Roll] multicast & MLD on LLN
Michael Richardson <mcr+ietf@sandelman.ca> Wed, 15 October 2014 22:00 UTC
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From: Michael Richardson <mcr+ietf@sandelman.ca>
To: Routing Over Low power and Lossy networks <roll@ietf.org>
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Date: Wed, 15 Oct 2014 18:00:18 -0400
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Cc: "IJsbrand Wijnands (iwijnand)" <ice@cisco.com>
Subject: Re: [Roll] multicast & MLD on LLN
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Don Sturek <d.sturek@att.net> wrote: > Let me try to provide a use case. Thank you. > The network is a Neighborhood Area Network. The application can be > something like street lights or a smart metering AMI (really any > collection of devices that are networked centrally with a non-trivial > number of devices in the network) ... > What would be great in the above scenario is if the multicast traffic > only traversed the portions of the network where members of the > multicast group exist (eg, don't forward down portions of the tree > where there are no multicast members). MPL as a flooding mechanism > fails this goal (which is fine with relatively few devices but not so > when talking about 5000 devices/24 hops! > Is the above good enough to start a discussion on how to solve the > problem? could you write this in the form of a requirements draft? Even if it just has the above three paragraphs... :-) -- Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works IETF ROLL WG co-chair. http://datatracker.ietf.org/wg/roll/charter/
- [Roll] multicast & MLD on LLN Turner, Randy
- Re: [Roll] multicast & MLD on LLN Pascal Thubert (pthubert)
- Re: [Roll] multicast & MLD on LLN Carsten Bormann
- Re: [Roll] multicast & MLD on LLN Pascal Thubert (pthubert)
- Re: [Roll] multicast & MLD on LLN Turner, Randy
- Re: [Roll] multicast & MLD on LLN Kerry Lynn
- Re: [Roll] multicast & MLD on LLN Pascal Thubert (pthubert)
- Re: [Roll] multicast & MLD on LLN Kerry Lynn
- Re: [Roll] multicast & MLD on LLN Pascal Thubert (pthubert)
- Re: [Roll] multicast & MLD on LLN Turner, Randy
- Re: [Roll] multicast & MLD on LLN Don Sturek
- Re: [Roll] multicast & MLD on LLN Pascal Thubert (pthubert)
- Re: [Roll] multicast & MLD on LLN Carsten Bormann
- Re: [Roll] multicast & MLD on LLN Don Sturek
- Re: [Roll] multicast & MLD on LLN Turner, Randy
- Re: [Roll] multicast & MLD on LLN Don Sturek
- Re: [Roll] multicast & MLD on LLN Kerry Lynn
- Re: [Roll] multicast & MLD on LLN Carsten Bormann
- Re: [Roll] multicast & MLD on LLN Turner, Randy
- Re: [Roll] multicast & MLD on LLN Michael Richardson
- Re: [Roll] multicast & MLD on LLN Michael Richardson
- Re: [Roll] multicast & MLD on LLN Michael Richardson
- Re: [Roll] multicast & MLD on LLN Kerry Lynn
- Re: [Roll] multicast & MLD on LLN peter van der Stok
- Re: [Roll] multicast & MLD on LLN Don Sturek
- Re: [Roll] multicast & MLD on LLN Pascal Thubert (pthubert)
- Re: [Roll] multicast & MLD on LLN Don Sturek