H12-811-ENU Questions PDF [2022] Use Valid New dump to Clear Exam
Passing Huawei H12-811-ENU Exam Using 2022 Practice Tests
NEW QUESTION 210
NFV (Network Functional Virtualization), network function virtualization realizes the deployment of network applications in a software-based way.
- A. True
- B. False
Answer: A
NEW QUESTION 211
The MAC address table of existing switches is shown in the figure. Which of the following statement is correct?
- A. The MAC address 5489-9885-18a8 is manually configured by the administrator
- B. After the switch restarts, all MAC addresses need to be relearned
- C. The MAC address 5489-9811-0b49 is manually configured by the administrator
- D. The MAC address 5489-989d-1d30 is manually configured by the administrator
Answer: C
NEW QUESTION 212
In the VRP interface, use the command delete vrpcfg.zip to delete the file. You must empty the recycle bin to completely delete the file.
- A. True
- B. False
Answer: A
NEW QUESTION 213
Which field of the ipv6 packet header can be used for QoS?
- A. Traffic Class
- B. Version
- C. Payload Length
- D. Next Header
Answer: A
NEW QUESTION 214
In the CAPWAP tunnel establishment phase, after the AC receives the Join Request message sent by the AP, the AC will check the validity of the AP. Which of the following is the authentication method supported by the AC? (Multiple choice)
- A. Not certified
- B. Password authentication
- C. SN certification
- D. MAC authentication
Answer: A,B,C,D
NEW QUESTION 215
As shown in the figure below, which of the following statement is correct?
- A. Only when the masks of host A and host B are set to always, host A and host B can communicate
- B. The broadcast address of host A and host B are the same
- C. Host A can ping host B
- D. The IP address masks of host A and host B are different, so host A and host B cannot communicate
Answer: D
NEW QUESTION 216
The administrator has configured the AR2200 as shown in the figure, then which of the following description of the configuration information is correct?
- A. The saved configuration file will be replaced by the running configuration file
- B. If the user wants to clear the next startup configuration file of the device configuration, then should select "Y"
- C. If the user wants to clear the next startup configuration file of the device configuration, then should select "N"
- D. The next startup file of the device configuration will be retained
Answer: B
NEW QUESTION 217
If the network address of a network is 10.1.1.0/30, what is its broadcast address?
- A. 10.1.1.1
- B. 10.1.1.4
- C. 10.1.1.2
- D. 10.1.1.3
Answer: D
NEW QUESTION 218
What is the main function of the dynamic routing protocol?
- A. Dynamically generate routing entries
- B. Generate IP address
- C. Control router interface status
- D. Manage routers
Answer: A
NEW QUESTION 219
In a Layer 2 network with redundant links, which of the following protocols can be used to avoid loops?
- A. STP
- B. VRRP
- C. ARP
- D. UDP
Answer: A
NEW QUESTION 220
Which of the following characteristics does the OSPF protocol have? (Multiple Choice)
- A. Calculate the shortest path by number
- B. Trigger an update
- C. Easy to produce routing loops
- D. Support the division of areas
Answer: B,D
NEW QUESTION 221
Which of the following does not include in VRP system login method?
- A. web
- B. SSH
- C. Netstream
- D. Telnet
Answer: C
NEW QUESTION 222
The following statements about the election of active ports in link aggregation LACP mode. Which is correct?
- A. Compare device priority
- B. Only compare interface numbers
- C. Only compare interface priority
- D. Compare the priority of the interface first, and it is impossible to determine the better one to continue to compare the interface number, the smaller the better.
Answer: D
NEW QUESTION 223
Which of the following statements is correct?
- A. The router works at the network layer
- B. The switch works at the network layer
- C. The switch works at the physical layer
- D. The router works at the physical layer
Answer: A
NEW QUESTION 224
What kind of message does the OSPF protocol use to discover and maintain neighbor relationships?
- A. LSR
- B. LSU
- C. HELLO
- D. DD
Answer: C
NEW QUESTION 225
What are the roles of OSPF protocol DR and BDR? (Multiple choice)
- A. Reduce the time to establish adjacency
- B. Reduce the number of exchanges of link state information.
- C. Reduce the number of adjacencies
- D. Reduce the types of OSPF protocol packets
Answer: B,C
NEW QUESTION 226
Among the following commands to configure the default route, which one is correct?
- A. [Huawei] ip route-static 0.0.0.0 255.255.255.255 192.168.1.1
- B. [Huawei-Seria10] ip route-static 0.0.0.0 0.0.0.0 0.0.0.0
- C. [Huawei] ip route-static 0.0.0.0 0.0.0.0 0.0.0.0
- D. [Huawei] ip route-static 0.0.0.0 0.0.0.0 192.168.1.1
Answer: D
NEW QUESTION 227
Which of the following parameters cannot be used in the advanced visit control list?
- A. Destination port number
- B. Physical interface
- C. Time range
- D. Protocol number
Answer: B
NEW QUESTION 228
In the network shown in the figure below, from a security perspective, router A refuses to receive OSPF packets and ICMP packets received from the cO/0/1 interface. Which of the following commands can achieve this requirement? (Multiple Choice)
- A. acl number 3000 rule 5 deny 89 rule 10 deny 1 interface GigabitEtherneto/0/1 traffic-filter inbound aci 3000
- B. acl rumber 2000 rule 5 deny 89 rule 10 deny 1 # interface GigabitEtherneto/0/1 traffic-filter inbound ac1 2000 #
- C. acL rumber 300o rule 5 deny 89 rule 10 deny icmp # interface GigabitEthernet0/0/1 traffic-filter inbound ac1 30oo #
- D. acl rumber 300o rule 5 deny ospf rule 10 deny icmp # interface GigabitEthernet0/0/1 traffic-filter inbound ac1 300o #
Answer: A,C,D
NEW QUESTION 229
In order to distinguish different users and provide different network services on the AP. Which of the following can be configured?
- A. VAP
- B. VAC
- C. VT
- D. WAP
Answer: C
NEW QUESTION 230
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