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

• Question 11:

  DHCP uses different types of packets to implement different functions. Which of the following is the function of the DHCP Offer packet?

  A. The DHCP Offer packets are broadcast by the DHCP client to detect available servers.

  B. The DHCP server sends DHCP Offer packets to respond to the DHCP Discover packets sent by the DHCP client, providing requested configuration parameters.

  C. The DHCP client sends a DHCP Offer packet to the DHCP server to request configuration parameters, configuration acknowledgement, or extension of the IP address lease.

  D. The DHCP server sends a DHCP Offer packet to the client, carrying configuration parameters, such as the IP address.

  Correct Answer: B

• Question 12:

  A DHCP server supports various types of address allocation policies to meet different requirements. Which of the following is not a correct address allocation policy?

  A. Automatic allocation

  B. Dynamic allocation

  C. Duplicated allocation

  D. Manual allocation

  Correct Answer: C

• Question 13:

  Which of the following statements regarding Agile Controller guest account application mode is false?

  A. Created by the administrator

  B. Created by employees with guest management rights

  C. Created by the receptionist

  D. Registered by guests

  Correct Answer: C

• Question 14:

  MUX VLAN provides a mechanism for network resource control based on VLANs. Which of the following concepts do not belong to the MUX VLAN?

  A. Principal VLAN

  B. Subordinate VLAN

  C. Guest VLAN

  D. Subordinate group VLAN

  Correct Answer: C

• Question 15:

  A customer needs to select Layer 3 100M switches from a series of Huawei's campus switches. Which of the following series is proper?

  A. S2700

  B. S3700

  C. S5700

  D. S6700

  Correct Answer: B

• Question 16:

  Which of the following is a valid address within the IPv4 SSM group address range assigned by the IANA?

  A. 232.137.1.1/24

  B. 225.137.1.1/8

  C. 232.137.1.1/8

  D. 192.168.1.1

  Correct Answer: C

• Question 17:

  When two BGP peers establish a TCP connection normal but their AS numbers and BGP versions are inconsistent, a BGP peer often sends a Notification message to disconnect the TCP connection after they establish a TCP connection and exchange some information. Which message will be identified as incorrect during negotiation in the Error Code of the Notification message?

  A. Route-refresh

  B. Open

  C. Keepalive

  D. Update

  Correct Answer: B

• Question 18:

  Which of the following causes will lead to a failure to establish BGP peer relationships?

  A. An ACL is configured to prohibit all TCP connections between two BGP neighbor.

  B. Two IBGP peers are not physically directly connected.

  C. BGP synchronization is enabled on fully-meshed IBGP peers

  D. Two BGP peers are configured with different routing Update intervals.

  Correct Answer: A

• Question 19:

  DHCP snooping is a valid security mechanism. Which of the following attack prevention methods can DHCP snooping provide? (Choose all that apply.)

  A. Defense against bogus DHCP server attacks

  B. Defense against DoS attacks on the DHCP server

  C. Defense against MAC address flooding attacks

  D. Source MAC address check for data packets in collaboration with DAI

  E. Source IP address check for data packets in collaboration with IPSG

  Correct Answer: ABE

• Question 20:

  Which of the following statements regarding multicast routing are true? (Choose all that apply.)

  A. A multicast routing protocol is used to create and maintain multicast routes, and to forward multicast data packets correctly and efficiently.

  B. Multicast routes form a unidirectional loop-free data transmission path from a data source to multiple receivers. This transmission path is a multicast distribution tree.

  C. Multicast routing protocols can be divided into intra-domain and inter-domain multicast routing protocols.

  D. The multicast routing protocol includes the IGMP protocol.

  Correct Answer: ABC