[Mar 10, 2022] Free HCIP-Carrier IP H31-124_v2.0 Official Cert Guide PDF Download
Huawei H31-124_v2.0 Official Cert Guide PDF
NEW QUESTION 23
Which of the following type of MPLS L2 VPN carries only one label on an MPLS network?
- A. Kompella
- B. SVC
- C. Martini
- D. CCC
Answer: D
NEW QUESTION 24
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. Ethernet Segment Route
- C. Inclusive Multicast Route
- D. MAC advertisement route
Answer: A
NEW QUESTION 25
When configuring Diff-Serv in QoS, the edge router on Diff-Serv network classify packets according to its source address, destination address or other parameters, assigning different IP precedence for different packets, while other routers classify packets according to IP precedence.
- A. True
- B. False
Answer: A
NEW QUESTION 26
When configuring Diff-Serv in QoS, the edge router on Diff-Serv network classify packets according to its source address, destination address or other parameters, assigning different IP precedence for different packets, while other routers classify packets according to IP precedence.
- A. False
- B. True
Answer: A
NEW QUESTION 27
The Session ID of PPPoE could be changed during the whole Session Stage.
- A. False
- B. True
Answer: A
NEW QUESTION 28
Which of the following statements is correct regarding Hellolnterval in OSPF?
- A. Hellolnterval is 30 seconds for P2P and P2MP network by default.
- B. The range of Hellolnterval is from 0 to 65535.
- C. Hellolnterval is 10 seconds for NBMA and broadcast network by default.
- D. Hellolnterval can be modified by administraor.The smaller the value, the faster (he topology change discovery.
Answer: B
NEW QUESTION 29
The VRRP advertfse-lnterval is 2s, preempt mode is enabled, Delay Time is 3s, then which of the following is the Master_Down_Interval time?
- A. 9s
- B. 6s
- C. 4s
- D. 2s
Answer: A
NEW QUESTION 30
What are the main features of the SDN controller?
- A. Centralized networking
- B. Upgrading Routing Protocols
- C. Separating the Data Plane and Control Plane
- D. Open interface
Answer: A,C,D
NEW QUESTION 31
What are the three components of PPP?
- A. LCP (Link Control Protocol)
- B. PPPOE
- C. The extension protocol of PPP
- D. NCP (Network Control Protocol)
Answer: A,C,D
NEW QUESTION 32
The IGMP snooping configuration is as follows:
#
vlan batch 3
#
igmp-snooping enable
#
vlan 3
igmp-snooping enable
#
interface GigabitEthernet1/0/1
port hybrid tagged vlan 3
I2-multicast static-group group-address 225.1.1.1 to 225.1.1.3 vlan 3
#
interface GigabitEthernet3/0/1
port hybrid tagged vlan 3
igmp-snooplng static-router-port vlan 3
Which of the following statements are correct?
- A. The device connected to GE 1/0/1 can receive multicast traffic only for the multicast groups 225.1.1.1 to
225.1.1.3. because static multicast groups are configured on GE 1/0/1. - B. The device connected to GE 1/0/1 can send Report messages to receive multicast data 'or multicast groups outside the 225.1.1.1 to 225.1-1.3 range.
- C. IGMP snooping has been enabled on the switch.
- D. The device connected to GE 3/0/1 Is a multicast router.
Answer: B
NEW QUESTION 33
Which of the following are the functions of route redistribution?
- A. Import static route into dynamic routing protocols
- B. Import routes from RIP into OSPF
- C. Eliminate route loops
- D. Share routing information found by different routing protocols
Answer: A,B,D
NEW QUESTION 34
The following commands ate configured on the router running BGP:
bgp 100
peer 12.12.12.2 as-number 200
ipv4familyunicast
network 1,1.1.1 255.255.255.255
undo synchronization
peer 12.12.12.2 enable
peer 12.12.12.2 next-hop-local
The IP address of the router's interface connected with peer 12.12.12.2 is 12.12.12.1. What's the function of the command "peer
12.12.12.2 next-hop-local"?
- A. Change the next hop of the routes generated locally as 12.12.12.1
- B. Change the next hop of the routes received from peer 12.12.12.2 as 12.12.12.2
- C. Change the next hop of the routes advertised to peer 12.12.12.2 as 12.12.12.1
- D. This command does not work at all
Answer: D
NEW QUESTION 35
Which of the following statements about LAN switch is correct?
- A. LAN switch can modify the data field of the forwarded frame when necessary.
- B. LAN switch can still operate normally even when loop exists.
- C. LAN switch can detect loop according to the contents of the packet.
- D. LAN switch is transparent for user, it does not modify the data field of the forwarded frame.
Answer: D
NEW QUESTION 36
Which of the following is not a feature of Segment Routing?
- A. Segment Routing is a connection-oriented technology that maintains the connection status.
- B. 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.
- C. By extending existing protocols (such as IGP), the existing network can be smoothly evolved.
- D. Uses the source routing technology to provide fast interaction between the network and upper-layer applications.
Answer: A
NEW QUESTION 37
Which of the following is not a feature of Segment Routing?
- A. Segment Routing is a connection-oriented technology that maintains the connection status.
- B. By extending existing protocols (such as IGP), the existing network can be smoothly evolved.
- C. 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. Uses the source routing technology to provide fast interaction between the network and upper-layer applications.
Answer: C
NEW QUESTION 38
Assuming that a router which only supports IP Precedence receives a packet marked with DSCP, which of the following statements is correct?
- A. Eight levels of AF in DSCP are mapped into eight levels of IP Precedence.
- B. The first three bits of DSCP are mapped into three bits of IP Precedence.
- C. The last three bits of DSCP are set to 101.
- D. All 8 bits of TOS are set to zero.
Answer: B
NEW QUESTION 39
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 IP routing table.
- C. Ingress LER forwards packets based on label.
- D. Core LSR forwards packets based on label.
Answer: A,D
NEW QUESTION 40
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