Huawei Huawei Certification H12-222 Questions & Answers

• Question 271:

  In TCP/IPv4, what are potential security threats? (Multiple Choice)

  A. There is no data source verification mechanism.

  B. There is no data packet acknowledgement mechanism.

  C. There is no data integrity verification mechanism.

  D. There is no confidentiality guarantee mechanism.

  Correct Answer: ACD

• Question 272:

  MPLS technology replaces IP forwarding with label switching. Which of the following encapsulation modes is used when MPLS runs on Ethernet networks?

  A. Packet mode

  B. Frame mode

  C. Transport mode

  D. Channel mode

  E. Pipe mode

  Correct Answer: B

• Question 273:

  A DHCP server provides different address allocation modes to meet various application requirements. Which address allocation mode can be used to allocate an IP address to a host requiring temporary network access or allocate a group of limited IP addresses that can be shared by a group of temporary hosts?

  A. Automatic allocation

  B. Dynamic allocation

  C. Manual allocation

  D. Manual or dynamic allocation

  Correct Answer: B

• Question 274:

  How is CAPEX defined?

  A. Cost expenditure

  B. Capital expenditure

  C. One-time expenditure

  D. Daily expenditure

  Correct Answer: B

• Question 275:

  If two interfaces are assigned to the same zone, data flows between the two interfaces also must be handled by the interzone packet filtering process.

  A. TRUE

  B. FALSE

  Correct Answer: A

• Question 276:

  On the network shown in the following figure, a remote LDP session needs to be established between SWA and SWC. Which of the following statements is true?

  

  A. The existing configuration is correct.

  B. You need to configure the directly-connected interfaces between SWA and SWC to set up TCP connections.

  C. You need to create a remote peer and specify an LSR ID for the remote peer.

  D. You need to specify the LSR ID of the remote peer in the system view.

  Correct Answer: C

• Question 277:

  Which are the Agile Controller functional components? (Multiple Choice)

  A. Free Mobility

  B. Service Chain

  C. Access Control

  D. United Security

  E. Ubiquitous Resources

  Correct Answer: ABCD

• Question 278:

  Which command is used to enable association between BFD and static default route?

  A. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 bfd-session 1

  B. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track bfd-session 1

  C. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track 1

  D. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track session 1

  Correct Answer: B

• Question 279:

  Among the BE service model, IntServ model, and DiffServ model, only the IntServ model and DiffServ model can provide multi-service QoS guarantee. During network construction, the network edge should use the IntServ model and the network core should use the DiffServ model.

  A. TRUE

  B. FALSE

  Correct Answer: B

• Question 280:

  During the DHCP interaction process, the DHCP server and client exchange various types of packets. Which of the following packets is not sent from the client to the server?

  A. DHCP NAK

  B. DHCP Request

  C. DHCP Discover

  D. DHCP Release

  Correct Answer: A