4A0-108 Web TestEngine demo

Both Router A and Router B get this IGMP report; Router B propagates a PIM join toward the core
network.

Both Router A and Router B get this IGMP report, and both propagate a PIM join toward the core network.

Only Router A gets this IGMP report and propagates a PIM join toward the core network.

Only Router A gets this IGMP report, but no further action is taken, as Router A is not the PIM DR.