Re: [multrans] Draft agenda for multicast transition interim

[<[e-mail]>]

Dear Ron, all,

Please see inline.

Cheers,
Med 

> -----Message d'origine-----
> De : [e-mail] 
> [mailto:[e-mail]] De la part de Ronald Bonica
> Envoyé : mardi 6 décembre 2011 19:44
> À : Tina TSOU; [e-mail]; 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