All things related to multicast

[Pekka Savola <>]

On Wed, 23 Jul 2008, Zenon Mousmoulas wrote:
> We have a client site that wants to receive multicast, but they want to limit 
> traffic to specific groups. As is usual for most clients, they don't have 
> their own PIM domain, but instead they rely on our national PIM domain (by 
> use of GRNET's anycast RP).
>
> The only easy way I've found to do this is by using a configuration that 
> statically maps the few groups they want to the correct RP address, and 
> everything else to a "fake" RP address, actually some interface of their own 
> border router.

I don't know about that, but if the intent is also to limit receiving 
except from specific groups, maybe 'ip multicast boundary [acl]' would do 
it?

Pekka