[ntp:questions] Multicast question

Jan Ceuleers janspam.ceuleers at skynet.be
Fri Feb 29 18:43:49 UTC 2008

Martin Burnicki wrote:
> I'd expect that either the kernel routed multicast packets to all interfaces
> (isn't that what routers do with multicasts, contrarily to broadcasts?), or
> the application would send an individual packet on each interface.

Routers have to be told (by means of multicast protocols such as IGMP) 
which interfaces to replicate multicast packets onto.


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