Huawei HCNP-R&S Fast Track H12-224 Questions & Answers

• Question 801:

  Which statements are true? (Choose three.)

  A. Port isolation is a mechanism that controls the access between switch interfaces.

  B. Port isolation is an isolation mechanism at the physical layer.

  C. Port isolation prevents the computers connected to different ports from accessing each other.

  D. Port isolation can be configured based on VLANs.

  Correct Answer: ABC

• Question 802:

  

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

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

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

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

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

  Correct Answer: ABD

• Question 803:

  According to the MSTP protocol, each MST instance calculates an independent spanning tree by using the RSTP algorithm.

  A. True

  B. False

  Correct Answer: A