[c-nsp] IOS XR and router rib rump always-replicate

[Christian Meutes]

On 06.03.2013, at 09:26, Mikael Abrahamsson <swmike at swm.pp.se> wrote:.

> How is multicast supposed to work at all whereever for L3 routing without PIM?
> 
> I'll admit I'm a bit rusty and only know about PIM-SM and PIM-SSM, what other methods are there for controlling routed multicast?

You need mLDP or RSVP for that, Label-Switched-Multicast. Cisco currently goes the mLDP course, while others go NG-Multicast.