[c-nsp] router does not see IGMP joins
Victor Sudakov
vas at mpeks.tomsk.su
Thu Apr 19 05:58:34 EDT 2012
Hitesh Vinzoda wrote:
> >
> > It seems that the problem disappeared after the host sending IGMP
> > joins was moved from a hub (10BASE-T HD) to a switch (100BASE-T FD).
> >
> > I am still confused about the possible cause of the problem.
> >
>
> Is PIM enabled on that interface ?
I posted the output of "sh ip igmp interface fastEthernet 0/0" here
https://puck.nether.net/pipermail/cisco-nsp/2012-March/084031.html
as you probably remember. It says "Multicast routing is enabled on
interface".
If PIM were not enabled on the interface, how could moving the host
from a hub to a switch (without any changes in the router
configuration) have solved the problem?
--
Victor Sudakov, VAS4-RIPE, VAS47-RIPN
sip:sudakov at sibptus.tomsk.ru
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