which feature restricts multicast packets for each IP multicast group to only those mulicast router ports that have downstream receivers joined to that group?

In a network where a Layer 2 switch interconnects several routers, which feature restricts multicast
packets for each IP multicast group to only those mulicast router ports that have downstream
receivers joined to that group?

In a network where a Layer 2 switch interconnects several routers, which feature restricts multicast
packets for each IP multicast group to only those mulicast router ports that have downstream
receivers joined to that group?

A.
PIM snooping

B.
IGMP snooping

C.
IGMP filter

D.
IGMP proxy

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Bassem

Bassem

shouldn’t the answer be B – IGMP snooping since we’re talking about a layer 2 switch?

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b

b

No, it’s PIM snooping because it’s sending to multicast routers, not receivers.

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