[c-nsp] igmp snooping inside 802.1q trunks

[Vladimir Ivashchenko]

> > The problem is that 6500 seems to unconditionally forward all multicast
> > traffic to all trunk ports even if there are no receivers there. E.g.
> > "show mac-address-table multicast" does not show any entries for that
> > port, however it still receives all multicast traffic.
> >
> > Any ideas?
> 
> The 6500 is going to forward multicast traffic to any routers it learns
> about.
> Does a "show multicast router" on the 6500 list all the trunk ports?

I checked it (using IOS's sh ip igmp snooping mrouter), only one port there as expected.

-- 
Best Regards
Vladimir Ivashchenko
Chief Technology Officer
Thunderworx, Cyprus - www.thunderworx.com