Unique Top-selling H31-124_v2.0 Exams - New 2021 Huawei Pratice Exam
HCIP-Carrier IP Dumps H31-124_v2.0 Exam for Full Questions - Exam Study Guide
NEW QUESTION 29
Which of the following statements are correct?
- A. VPN FRR implements quick traffic switchovers if a PE becomes faulty.
- B. TE FRR Implements quick traffic switchovers if a PE becomes faulty.
- C. Both TE FRR and VPN FRR are used to protect tunnels, and therefore they can replace each other.
- D. After VPN FRR is deployed, the end-to-end service convergence time is shorter than 1 second.
Answer: A,D
NEW QUESTION 30
Which of the following statements disobey the basic principle of area division?
- A. If the ISP runs OSPF protocol in the whole province network, then one city can be taken as one area.
- B. One network maybe includes high-end, mid-end and low-end routers. Generally, all of these routers will be in same area.
- C. In the network, there are some sub networks such as 110.1.1.0/24,110.1.2.0/24,110.1.3.0/24, 120.1.1.0/24,120.1.2.0/24 ,120.1.3.0/24.Then all the routers belonging to 110 network can be configured in one area.
- D. Make all routers with larger routing-table into one area.
Answer: B,D
NEW QUESTION 31
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 received from peer 12.12.12.2 as 12.12.12.2
- B. This command does not work at all
- C. Change the next hop of the routes advertised to peer 12.12.12.2 as 12.12.12.1
- D. Change the next hop of the routes generated locally as 12.12.12.1
Answer: A
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 3/0/1 Is a multicast router.
- B. IGMP snooping has been enabled on the switch.
- C. 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.
- D. 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.
Answer: C
NEW QUESTION 33
Which of the following statements regarding DIS election is correct?
- A. The IS-IS router with the highest priority in the whole broadcast network will be elected as the DIS.
- B. When a DIS fails, the backup DIS will take over.
- C. When the priority is the same, the router with higher IP address will be elected as the DIS.
- D. DIS election is configured manually.
Answer: A
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 received from peer 12.12.12.2 as 12.12.12.2
- B. This command does not work at all
- C. Change the next hop of the routes advertised to peer 12.12.12.2 as 12.12.12.1
- D. Change the next hop of the routes generated locally as 12.12.12.1
Answer: B
NEW QUESTION 35
Which of the following access modes can be used by leaf nodes in a data center?
- A. ToR Stack Deployment
- B. ToR Deploying an SVF System
- C. Deploying the M-Lag on the ToR
- D. Single-node system deployment
Answer: C
NEW QUESTION 36
EVPN-VXLAN uses EVPN as the control plane and exchanges BGP EVPN routes between VTEPs to implement automatic V7EP discovery and host Information advertisement. This prevents unnecessary data traffic flooding.
- A. True
- B. False
Answer: A
NEW QUESTION 37
Which of the following statements about the priority of zone in the Eudemon are correct?
- A. The priority of the Trust zone is 80
- B. The priority of the DMZ is 50
- C. The priority of the Untrust zone is 15
- D. The priority of the Local zone is 100
Answer: B,D
NEW QUESTION 38
After the SR LSP or SR-TE tunnel is established, which of the following methods can be used to import service traffic to the SR LSP or SR-TE tunnel?
- A. Tunnel policy
- B. Policy-based routing
- C. Automatic routing
- D. Static routing
Answer: A,B,C,D
NEW QUESTION 39
Which of the following statements regarding DIS election is correct?
- A. The IS-IS router with the highest priority in the whole broadcast network will be elected as the DIS.
- B. DIS election is configured manually.
- C. When a DIS fails, the backup DIS will take over.
- D. When the priority is the same, the router with higher IP address will be elected as the DIS.
Answer: A,C,D
NEW QUESTION 40
Which of the following statements is correct regarding Hellolnterval in OSPF?
- A. The range of Hellolnterval is from 0 to 65535.
- B. Hellolnterval is 10 seconds for NBMA and broadcast network by default.
- C. Hellolnterval is 30 seconds for P2P and P2MP network by default.
- D. Hellolnterval can be modified by administraor.The smaller the value, the faster (he topology change discovery.
Answer: D
NEW QUESTION 41
When router receives two instances of one LSA at the same time, it will first compare LS age, If same ,Uien compare LS Sequence number.
- A. False
- B. True
Answer: A
NEW QUESTION 42
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 43
BGP Is an exterior gateway protocol which runs among ASs. It focuses on routes control and selection of optimal routes rather than discovery and calculation of routes.
- A. True
- B. False
Answer: A
NEW QUESTION 44
Which of the following functions could be achieved by the LCP of PPP?
- A. To establish, maintain and terminate the point-to-point connection
- B. IP address negotiation
- C. To maintain multiple physical links
- D. IPX address negotiation
Answer: A
NEW QUESTION 45
Which of the following operations need to be complete before IP FRR configuration?
- A. Configure a dynamic routing protocol on the entire network to Implement IP connectivity between nodes.
- B. Configure different costs to generate two routes with different costs.
- C. Configure the same cost to generate two equal-cost routes.
- D. Configure static routes or an IGP to implement IP connectivity between nodes.
Answer: A
NEW QUESTION 46
Which of the following statements regarding multicast MAC address is correct?
- A. Multicast MAC address is composed of 23 bits.
- B. The range of multicast MAC address is assigned by IEEE.
- C. The first six hexadecimal value of the multicast Mac address is 0x01005e.
- D. On Ethernet, 28-bits of layer 3 multicast IP address are mapped into the 24-bits of the layer 2 multicast MAC address.
Answer: A
NEW QUESTION 47
Which of the following MPLS TE components is used to set up tunnel?
- A. Signaling
- B. Path calculation
- C. Information distribution
- D. Packet forwarding
Answer: C
NEW QUESTION 48
Interface-based ACLs define rules based on inbound interfaces of packets to filter packets. Run the
"traffic-filter command to invoke the ACL.
- A. False
- B. True
Answer: A
NEW QUESTION 49
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 3/0/1 Is a multicast router.
- B. 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. - C. IGMP snooping has been enabled on the switch.
- D. 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.
Answer: D
NEW QUESTION 50
Which of the statements about BGP UPDATE message are correct?
- A. One UPDATE message can advertise multiple routes at one time, and the path attributes can be different.
- B. BGP uses Update message to implement routing information updating.
- C. One UPDATE message can advertise multiple routes at one time, but the path attributes must be the same.
- D. One UPDATE message can include multiple unreachable routes.
Answer: B,C,D
NEW QUESTION 51
The Session ID of PPPoE could be changed during the whole Session Stage.
- A. True
- B. False
Answer: A
NEW QUESTION 52
Is the following statement correct or incorrect? Because a bypass tunnel Is manually created during TE FRR configuration, the constraint shortest path first (CSPF) does not need to be enabled.
- A. False
- B. True
Answer: A
NEW QUESTION 53
Which of the following are necessary for ISIS to support MPLS TE?
- A. Use command "mpls-te enable" to enable MPLS TE in ISIS view.
- B. Use command "opaque-capability enable" to enable opaque capability in ISIS view.
- C. Configuring wide-metric support in ISIS view.
- D. Use command "traffic-eng" to enable ISIS-TE in IS-IS view.
Answer: C,D
NEW QUESTION 54
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