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Emulab FAQ: Testbed Operations: How do I enable multicast for Frisbee on router interfaces?

Emulab FAQ: Testbed Operations: How do I enable multicast for Frisbee on router interfaces?

> Could be you need to explicitly enable multicast on the router interfaces.

It's a Cisco router?

If so, I think these are the two magic configuration lines you need to feed it:

  ip multicast-routing
  ip multicast multipath

If you have any firewall rules, you'll need to allow igmp through them.

If the switch is a CatOS switch, here are the two commands to get multicast working at the switch level:

  set igmp enable
  set igmp fastleave enable