On Wed, 2011-03-23 at 09:04 +0000, Phil Mayers wrote: > If you just want to drop all multicast, you could try: > > int VlanXX > ip multicast boundary MULTICAST-drop > ip access-list standard MULTICAST-in > deny 224.0.0.0 15.255.255.255
Would that also discard forwarding of multicast packets L2-wise? Or only L3-wise? > Is the sender attached directly to a port on the 6500? There are some > newer features related to layer2 (as opposed to layer3) multicast ACLs > in SXH/SXI. The devices in question are not directly connected, but some might be in the future. > > The box in question does not have any multicast configuration at all. > > Does this mean all multicast traffic is sent to the CPU? How would one > > configure a Sup720 to not punt every multicast packet to the CPU? > > There are also mls rate-limiters for this, but I'm not sure off the top > of my head which one you want - we have multicast configured so don't > need them (the box builds hardware mfib entries, which stops the CPU punts) That has me interested: What can I configure to make the traffic hardware swithed? Is it as simple as an IGMP querier or something like that? -- Peter _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
