Unless there is robust support for it in home nat/CPE it is dead. Same for 
these ipv6 challenges at the edge. I am also not aware of any major networks 
that currently have multicast on their backbone also deploying v6mcast. 
Corrections to that here or privately welcome.

Sent from my iThing

On Dec 2, 2010, at 4:44 PM, Antonio Querubin <t...@lava.net> wrote:

> On Thu, 2 Dec 2010, david raistrick wrote:
> 
>> If you, the multicast broadcaster, dont have extensive control of the 
>> -entire- end to end IP network, it will be significantly broken significant 
>> amounts of the time.
>> 
>> 
>> ...david (former member of a team of engineers who built and maintained a 
>> 220,000 seat multicast video network)
> 
> Which points to the need for service providers to deploy robust multicast 
> routing.
> 
> Antonio Querubin
> 808-545-5282 x3003
> e-mail/xmpp:  t...@lava.net

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