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Juniper

JN0-643 · Question #129

When using PIM-SM in SSM mode, which event triggers the creation of a shortest-path tree?

The correct answer is B. An IGMPv3 report received at the receiver's designated router (DR). See the full explanation below for the reasoning.

Question

When using PIM-SM in SSM mode, which event triggers the creation of a shortest-path tree?

Options

  • AMulticast traffic received at the receiver's designated router (DR).
  • BAn IGMPv3 report received at the receiver's designated router (DR).
  • CMulticast traffic received at the rendezvous point (RP).
  • DAn IGMPv3 report received at the source's designated router (DR).

How the community answered

(25 responses)
  • A
    12% (3)
  • B
    76% (19)
  • C
    4% (1)
  • D
    8% (2)

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Full JN0-643 Practice