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Juniper

JN0-661 · Question #81

You have established an MSDP peering between multicast domains for your AS and a neighboring AS. You are concerned about unnecessary flooding or looping of source active messages between MSDP peers…

The correct answer is C. The receiving MSDP peer performs amulticast peer-RPF check to ensure that the SA messages. See the full explanation below for the reasoning.

Question

You have established an MSDP peering between multicast domains for your AS and a neighboring AS. You are concerned about unnecessary flooding or looping of source active messages between MSDP peers. Which MSDP mechanism is used to prevent this problem?

Options

  • AThe receiving MSDP peer performs a multicast RPF check to ensure that the SA messages are
  • BThe receiving MSDP peer sends register-stop messages towards the originating RP that
  • CThe receiving MSDP peer performs amulticast peer-RPF check to ensure that the SA messages
  • DThe receiving MSDP peer sends prune messages to all upstream neighbors to avoid receiving

How the community answered

(23 responses)
  • A
    9% (2)
  • B
    4% (1)
  • C
    74% (17)
  • D
    13% (3)

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Full JN0-661 Practice