All things related to multicast

[Peter Lothberg <>]

> Hi,
> 
>       We are supposed (Tec de Monterrey, Mexico) to recieve a 
> multicast session from Spain. In Spain they recieve the multicast 
> session with out problem between the Spanish Universitues. In Mexico 
> I can see and recieve the session from Oregon for example, but not 
> from the Spanish.
> 
>       I suppose that there is not multicast connectivity between 
> Geant and Iris (European and Spainish networks) or between Abilene 
> and Geant.
> 
>       Any body knows if between Abilene and Geant exist multicast 
> connectivity?
> 
>       The multicast group they gave me is: (193.146.115.212, 227.142.142.3)
> 
>       Another thing is that we have asymetric path in unicast. My 
> unicast traffic goes from CUDI (Mexico) to VBNs to Abilene to geant. 
>  From Spain they go to Geant to Abilene and then directly to CUDI 
> without passing VBNs. Could be this asymetric path another problem?
> 
> Thanks in advance,
> -as
> 
> 


Another way to make multicast work, would be to buy from a comercial ISP
that has multicast as a service, and that way you can open a ticket and have
them fix it timely....

-P