Re: [multrans] Draft agenda for multicast transition interim

Ronald Bonica <rbonica@juniper.net> Fri, 09 December 2011 18:31 UTC

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From: Ronald Bonica <rbonica@juniper.net>
To: "mohamed.boucadair@orange.com" <mohamed.boucadair@orange.com>, "multrans@ietf.org" <multrans@ietf.org>, MBONED WG <mboned@ietf.org>
Date: Fri, 09 Dec 2011 13:28:21 -0500
Thread-Topic: Draft agenda for multicast transition interim
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Subject: Re: [multrans] Draft agenda for multicast transition interim
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Med,

draft-boucadair-behave-64-multicast-address-format appears to be pretty well cooked. Maybe the MBONED chairs could ask for a few volunteer reviewers?

I will send my comments in a separate email.

                                         Ron


> -----Original Message-----
> From: mohamed.boucadair@orange.com
> [mailto:mohamed.boucadair@orange.com]
> Sent: Wednesday, December 07, 2011 7:08 AM
> To: Ronald Bonica; Tina TSOU; multrans@ietf.org; MBONED WG
> Subject: RE: Draft agenda for multicast transition interim
> 
> Dear Ron, all,
> 
> Please see inline.
> 
> Cheers,
> Med
> 
> > -----Message d'origine-----
> > De : multrans-bounces@ietf.org
> > [mailto:multrans-bounces@ietf.org] De la part de Ronald Bonica
> > Envoyé : mardi 6 décembre 2011 19:44
> > À : Tina TSOU; multrans@ietf.org; MBONED WG
> > Objet : Re: [multrans] Draft agenda for multicast transition interim
> >
> > Hi Tina,
> >
> > Thanks for the proposed agenda. A few comments are inline.
> 
> >
> > We might want to call the first agenda item "Overview"
> > instead of "Use Cases". IMHO, the Overview contains the
> > following parts:
> >
> > - an introduction to the problem space
> > - an introduction to the solution space
> >
> > The crux of the problem is that multicast connectivity is
> > required among the following host types:
> >
> > - dual-stack
> > - IPv4-only
> > - IPv6-only
> >
> > Therefore, multicast data and signaling will need to traverse
> > IPv4/IPv6 boundaries. The IPv4/IPv6 boundary may be adjacent
> > to the source, at any point between the source and
> > destination, or adjacent to the destination. For some network
> > topologies (e.g., IPv4 edge, IPv6 core), multiple IPv4/IPv6
> > boundary crossings may be required. For the purpose of this
> > exercise, all network segments are assumed to be multicast enabled.
> >
> > (You can talk about use cases here, but you probably don't
> > want to enumerate every possible use-case. Talk about a use
> > case only if it introduces new requirements for the
> > adaptation function that will be deployed at the IPv4/IPv6 boundary).
> >
> > The solution space contains:
> >
> > - a source discovery solution
> > - a multicast address mapping solution
> > - an adaptation function solution
> >
> > More on each of those, below.  It would be great if we had a
> > short  draft to review before the first Interim meeting.
> 
> Below some pointers which may be of interest:
> 
> * Address mapping: http://tools.ietf.org/html/draft-boucadair-behave-
> 64-multicast-address-format-03
> * Service discovery using SDP (Use Cases):
> http://tools.ietf.org/html/draft-boucadair-mmusic-ipv6-use-cases-
> 00#section-3
> * Candidate solution for address discovery (SDP ALTC):
> http://tools.ietf.org/html/draft-boucadair-mmusic-altc-04
> * Adaptation functions overview: http://tools.ietf.org/html/draft-
> jaclee-behave-v4v6-mcast-ps-03#section-4.4
> * Unicast/Multicast PREFIX provisioning:
> http://tools.ietf.org/html/draft-qin-softwire-multicast-prefix-option-
> 01
> 
> 
> Cheers,
> Med