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H12-224 – HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

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Showing 1–3 of 20 questions

Question 1

Which of the following congestion avoidance mechanisms can be used to avoid global TCP synchronization? (Choose two.)

Select all that apply, then click Submit answer.

  • ○

    RED

  • ○

    WRED

  • ○

    FIFO

  • ○

    WFQ

Question 2

MPLS is a switching standard defined by the IETF. Which devices exist on the MPLS network?

(Choose two.)

Select all that apply, then click Submit answer.

  • ○

    LSR

  • ○

    LER

  • ○

    Label distribution router

  • ○

    Label transmit router

Question 3

On the RSTP network as shown in the figure, what RSTP operations will occur after the E1 port of SWB fails? (Choose three.)

Select all that apply, then click Submit answer.

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    SWB deletes the MAC address entries with the E1 port as the destination interface.

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    The spanning tree is recalculated and the E2 port is elected as the new root port.

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    All the interfaces in forwarding state send topology change notifications (TCNs) to notify other switches of the topology change.

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    All the non-edge ports in forwarding state send TCNs to notify other switches of the topology change.