From: Bob Sinclair (bob@bobsinclair.net)
Date: Tue Mar 27 2007 - 23:20:02 ART
iyux2000@gmail.com wrote:
> Hi group,
>
> I encountered a multicast problem in my network, i can't ping the multicast address only from one of my routers after i configured the AUTORP with sparse-dense-mode. At the same, i found that i can't ping if i configured sparse-dense-mode on serial and fastethernet interface, ( the debug output indicates "mroute olist null". After that, I enabled sparse-dense-mode on my loopback and ping again, it was successful this time.
>
>
If you are saying that you must put PIM on the loopback in order to make
a join-group effective, that is normal.
--Bob Sinclair CCIE 10427 CCSI 30427 www.netmasterclass.net
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