Huawei HC-224 Online Practice Questions and Exam Preparation

Huawei HC-224 Online Questions & Answers

• Question 241:

  An OSPF neighbor relationship fails to be established and the display ospf error command output is as follows. Which of the following is the possible cause?

  A. Router IDs conflict.
  B. Area IDs are mismatched.
  C. Network masks are inconsistent.
  D. Authentication types are inconsistent.
  C. Network masks are inconsistent.

• Question 242:

  The firewall does not use security rules to filter packets exchanged between interfaces in the same zone.

  A. True
  B. False
  A. True

• Question 243:

  What is the function of well-known community attribute NO_EXPORT_SUBCONFED in BGP?

  A. Routes received carrying this value cannot be advertised outside the confederation
  B. Routes received carrying this value cannot be advertised to any BGP peers
  C. Routes received carrying this value cannot be advertised to any EBGP peers
  D. All above statements are wrong
  C. Routes received carrying this value cannot be advertised to any EBGP peers

• Question 244:

  What are the OSPF message types? (Select 4 Answers)

  A. Hello
  B. Database Description
  C. Link State Request
  D. Link State Update
  E. Link State Advertisement
  A. Hello
  B. Database Description
  C. Link State Request
  D. Link State Update

• Question 245:

  A failure in establishing a BGP peer relationship can be addressed by checking the TCP connectivity and BGP peer configurations.

  A. True
  B. False
  A. True

• Question 246:

  None Stop Forwarding (NSF) is an important HA technology. It keeps neighbor relationships unchanged even in the case of a fault in the control plane of the router, protecting key services on the network from interruption.

  A. True
  B. False
  B. False

• Question 247:

  On the RSTP network as shown in the figure, what RSTP operations will occur after the E1 port of SWB fails? (Select 3 Answers)

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

• Question 248:

  Which of the following PHB types are defined in IETF DiffServ? (Select 3 Answers)

  A. Default PH
  B. Class-Selector PHB
  C. Fast Forwarding PHB
  D. Assured Forwarding PHB
  A. Default PH
  B. Class-Selector PHB
  D. Assured Forwarding PHB

• Question 249:

  Route filtering can filter not only routing information but also link-status information.

  A. True
  B. False
  B. False

• Question 250:

  Which statements about BGP route advertisement are true? (Select 2 Answers)

  A. All BGP routes learned from BGP peers are advertised to other BGP peers.
  B. Only the routes learned from an IGP are advertised to other BGP peers.
  C. By default, the routes learned from IBGP peers are not advertised to other IBGP peers.
  D. Only the optimal routes are advertised to other BGP peers.
  C. By default, the routes learned from IBGP peers are not advertised to other IBGP peers.
  D. Only the optimal routes are advertised to other BGP peers.