Huawei H31-124 Online Practice Questions and Exam Preparation

Huawei H31-124 Online Questions & Answers

• Question 1:

  Which of the following statements regarding the description of MPLS are correct?

  A. Egress LER forwards packets based on IP routing table.
  B. Core LSR forwards packets based on label.
  C. Ingress LER forwards packets based on label.
  D. Core LSR forwards packets based on IP routing table.
  A. Egress LER forwards packets based on IP routing table.
  B. Core LSR forwards packets based on label.

• Question 2:

  In BGP4+, both the NUU field and next-hop attribute can be expressed with an IPv6 address and prefix.

  A. True
  B. False
  A. True

• Question 3:

  Which of the following statements is correct regarding virtual router?

  A. If multiple routers are configured with the same virtual router ID.they all associate to the same virtual router.
  B. If multiple routers associate to the same virtual router, they must be configured with the same virtual router ID and at feast one virtual IP address.
  C. If multiple routers associate to the same virtual router, they must be configured with the same virtual router ID and virtual IP address.
  D. If multiple routers are configured with the same virtual IP address, they all associate to the same virtual router.
  A. If multiple routers are configured with the same virtual router ID.they all associate to the same virtual router.

• Question 4:

  Policy-based Routing can be used for traffic classification and marking when deploying QoS. Classification can be made based on ACL and packet length, marking can be made by modifying DSCP or IP Precedence field of packet.

  A. True
  B. False
  A. True

• Question 5:

  Assuming that a router which only supports IP Precedence receives a packet marked with DSCP, which of the following statements is correct?

  A. The last three bits of DSCP are set to 101. B. Eight levels of AF in DSCP are mapped into eight levels of IP Precedence.
  C. The first three bits of DSCP are mapped into three bits of IP Precedence.
  D. All 8 bits of TOS are set to zero.
  B

• Question 6:

  How does MPLS BGP VPN handle the problem of address overlapping of different VPN sites?

  A. To use different routing protocols In the backbone network for afferent VPN.
  B. To maintain separate VRF lor different VPN.
  C. To allocate unique RT for each VPN.
  D. To allocate different LSP for each VPN.
  E. To allocate unique RD for each VPN.
  A. To use different routing protocols In the backbone network for afferent VPN.

• Question 7:

  The OF election mechanism avoids network resource waste caused by repeated traffic received by CE1 from two PEs. Which of the following NIRI Is used to implement this feature?

  A. Ethernet Auto-Discovery route
  B. MAC advertisement route
  C. Inclusive Multicast Route
  D. Ethernet Segment Route
  A. Ethernet Auto-Discovery route

• Question 8:

  Administrators can change the priorities of default zones in the firewall as required.

  A. True
  B. False
  B. False

• Question 9:

  Which of the following is not a feature of Segment Routing?

  A. Uses the source routing technology to provide fast interaction between the network and upper- layer applications.
  B. Segment Routing is a connection-oriented technology that maintains the connection status.
  C. By extending existing protocols (such as IGP), the existing network can be smoothly evolved.
  D. In addition, the centralized control mode of the controller and the distribution control mode of the forwarder are supported, and the balance between centralized control and distributed control is provided.
  D. In addition, the centralized control mode of the controller and the distribution control mode of the forwarder are supported, and the balance between centralized control and distributed control is provided.

• Question 10:

  What are the main features of the SDN controller?

  A. Centralized networking
  B. Separating the Data Plane and Control Plane
  C. Upgrading Routing Protocols
  D. Open interface
  A. Centralized networking
  B. Separating the Data Plane and Control Plane