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JN0-648 · Question #107

You have an IPv4 multicast network configured as PIM-SM. What must be done before replacing your static RP with auto-RP?

The correct answer is A. Enable sparse-dense mode on each of the routers in the network. "Because PIM dense mode is necessary to enable auto-RP to work, which in turns enables PIM sparse mode to work, you must configure PIM sparse-dense mode in the PIM domains that use

Multicast

Question

You have an IPv4 multicast network configured as PIM-SM. What must be done before replacing your static RP with auto-RP?

Options

  • AEnable sparse-dense mode on each of the routers in the network.
  • BConfigure auto-RP domains on each router in the network.
  • CConfigure each router in the network as a candidate BSR.
  • DEnable each router in the network to forward multicast packets.

How the community answered

(49 responses)
  • A
    84% (41)
  • B
    8% (4)
  • C
    2% (1)
  • D
    6% (3)

Explanation

"Because PIM dense mode is necessary to enable auto-RP to work, which in turns enables PIM sparse mode to work, you must configure PIM sparse-dense mode in the PIM domains that use

Topics

#auto-RP#sparse-dense mode#PIM-SM#RP replacement

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