All things related to multicast

["Greg Shepherd" <>]

On Tue, Oct 21, 2008 at 2:34 PM, Julian Y. Koh 
<>
 wrote:
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> At 14:24 -0700 10/21/2008, Leonard Giuliano wrote:
>>
>>Can you encrypt the traffic and just distribute the keys to the people you
>> want to be able to view it?
>
> The content is actually encrypted by the encoders, so we have a layer of
> protection that way.  We can also control who gets to click the links on
> the web portal to launch a player.  Our third layer even within the campus
> has been to control which subnets can join which multicast groups.  All of
> these layers taken together have been very beneficial in terms of allaying
> fears from content providers.
>
> It's certainly possible that just using methods 1 and 2 will still suffice,
> but if there's a "best practices" way of accomplishing what I described and
> thus get method 3 protection as well, everyone would be much happier.  :)

RFC2365 is a BCP on subnetting 239/8. But since these addresses are
yours, you can chose to break up the prefix anyway you like, as long
as the two organizations agree.

Greg

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> --
> Julian Y. Koh                         
> <mailto:>
> Network Engineer                                   <phone:847-467-5780>
> Telecommunications and Network Services         Northwestern University
> PGP Public Key:<http://bt.ittns.northwestern.edu/julian/pgppubkey.html>
>