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BEST Verified Huawei H12-811-ENU Exam Questions (2023)
NEW QUESTION 106
Virtualization is the basis for the realization of NEV. Which of the following statements about the characteristics of virtualization is correct? (Multiple choice)
- A. Isolation: The virtual machines on the same physical server are isolated from each other.
- B. Encapsulation: All virtual machines share the operating system, and encapsulation is achieved through name spaces.
- C. Hardware independence: virtual machine and hardware decoupling, support virtual machine migration between servers.
- D. Partition: You can run multiple virtual machines on a single physical server at the same time.
Answer: A,C,D
NEW QUESTION 107
Which field of the ipv6 packet header can be used for QoS?
- A. Next Header
- B. Version
- C. Traffic Class
- D. Payload Length
Answer: C
NEW QUESTION 108
As shown in the figure below, the wrong statement is:
acl number 2000]
rule 5 deny source 200.0.12.00.0.0.7 rule 10permit source200.0.12.00.0.0.15 #
interface GigabitEthernetO/0/1 traffic-filteroutbound acl2000
- A. The host whose source IP address is 200.0.12.8 cannot access the Internet
- B. The host whose source IP address is 200.0.12.4 cannot access the Internet
- C. The host whose source IP address is 200.0.12.6 cannot access the Internet
- D. The host whose source IP address is 200.0.12.2 cannot access the Internet
Answer: A
NEW QUESTION 109
What kind of message does the OSPF protocol use to discover and maintain neighbor relationships?
- A. LSR
- B. HELLO
- C. LSU
- D. DD
Answer: B
NEW QUESTION 110
When the LACP mode is used for link aggregation, what is the default system interference level of Huawei switches?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 111
Which of the following are related to the purpose of encapsulation and decapsulation? (Multiple choice)
- A. Interworking between different networks
- B. Shorten the length of the message
- C. Encapsulation and decapsulation can complete network fault location
- D. Encapsulation and decapsulation are important steps to realize different protocol functions
Answer: A,D
NEW QUESTION 112
The number of VLANs that can be created using the commands "vlan batch 10 20" and "vlan batch 10 to 20" respectively is
- A. 11 and 11
- B. 11 and 2
- C. 2 and 11
- D. 2 and 2
Answer: C
NEW QUESTION 113
When using FTP for file transfer, how many TCP connections will be established?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 114
Which extension headers are supported by IPv6 packets? (Multiple choice)
- A. Destination option extension header
- B. VLAN extension header
- C. Hop-by-hop option extension header
- D. Fragmentation extension header
Answer: A,C,D
NEW QUESTION 115
In a Layer 2 network with redundant links, which of the following protocols can be used to avoid loops?
- A. UDP
- B. VRRP
- C. STP
- D. ARP
Answer: C
NEW QUESTION 116
What is the priority value of the direct route entry?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 117
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 118
Which of the following description about the Router ID of OSPF is incorrect? (Multiple Choice)
- A. The prerequisite for the normal operation of the OSPF protocol is that the router has a Router ID
- B. The Router ID must be manually configured
- C. The Router ID must be the same in the same area, and the Router ID in different areas can be different
- D. Router ID must be the IP address of an interface on the router
Answer: A,B,C,D
NEW QUESTION 119
What is the length of the Ethernet_II frame containing the Ethernet header?
- A. 64-1518B
- B. 64-1500B
- C. 60-1560B
- D. 46-1500B
Answer: D
NEW QUESTION 120
In the VRP interface, use the command startup saved-configuration backup.cfg. to configure the backup.cfg file for the next startup.
- A. True
- B. False
Answer: A
NEW QUESTION 121
In order to join the wireless network STA needs to obtain wireless network information first. Which of the following messages is used by the STA to actively obtain the SSID information?
- A. Probe
- B. Join
- C. Discovery
- D. Beacon
Answer: A
NEW QUESTION 122
44.Which of the following protocols consist of the PPP protocol? (Multiple Choice)
- A. Authentication protocol
- B. LCP
- C. NCP
- D. PPPoE
Answer: A,B,C
NEW QUESTION 123
Which of the following information prompts will the VRP operating platform use for incomplete input commands?
- A. Error: Too many parameters found at' position
- B. Error :Incomplete command found at' position
- C. Error :Ambiguous command found at' position
- D. Error: Wrong parameter found at 'position
Answer: B
NEW QUESTION 124
What are the characteristics of VLAN based on port?
- A. Assign VLAN ID according to the protocol type and encapsulation format of the data frame
- B. The host mobile location needs to be reconfigured VLAN
- C. No need to reconfigure VLAN when the host moves
- D. Add VLAN tags to the data frame according to the IP address carried in the message
Answer: B
NEW QUESTION 125
The network shown in the figure below. The administrator hopes that RTA uses static routing, and preferentially sends data packets to RTB 's Loopback0 interface through G0/0/1 por, while G0/0/2 serves as a backup. So how to configure on RTA to achieve this requirement?
- A. ip route-static 10.0.2.2 255.255.255.255 10.0.12.2 preference 70 ip route-static 10.0.2.2 255.255.255.25510.0.21.2
- B. ip route-static 10.0.2.2 255.255.255.255 10.0.12.2 ip route-static 10.0.2.2 255.255.255.255 10.0.21.2 preference 70
- C. ip route-static 10.0.2.2 255.255.255.255 10.0.12.2 ip route-static 10.0.2.2 255.255.255.255 10.0.21.2
- D. ip route-static 10.0.2.2 255.255.255.255 10.0.12.2 ip route-static 10.0.2.2 255.255.255.255 10.0.21.2 preference 40
Answer: B
NEW QUESTION 126
Which of the following statements about IPv6 multicast addresses are correct? (Multiple Choice)
- A. Provide redundant functions for services
- B. Realize load sharing of services
- C. The packet whose destination address is a multicast address will be sent to the nearest network interface in the sense of routing
- D. Multicast addresses and unicast addresses use the same address space
Answer: A,B,C
NEW QUESTION 127
Which of the following network parameters can be assigned by Dynamic Host Configuration Protocol DHCP? (Multiple choices)
- A. IP address
- B. DNS address
- C. Gateway address
- D. Operating system name
Answer: A,B,C
NEW QUESTION 128
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