H12-811 Dumps 2022 - New Huawei H12-811 Exam Questions
Free H12-811 Braindumps Download Updated on Mar 09, 2022 with 454 Questions
NEW QUESTION 16
As shown in the figure, the correct description of this network topology is ().
- A. There are 6 collision domains in this network
- B. There are 12 conflict domains in this network
- C. There are 2 broadcast domains in this network
- D. There are 6 broadcast domains in this network
Answer: C
NEW QUESTION 17
When using the FTP protocol to upgrade the router software, which of the following transmission mode should be selected?
- A. Byte mode
- B. Text mode
- C. Binary mode
- D. Stream byte mode
Answer: C
NEW QUESTION 18
The last option field of IPv4 is variable-length optional information. What is the maximum length of this field?
- A. 10B
- B. 40B
- C. 20B
- D. 60B
Answer: C
NEW QUESTION 19
The network administrator uses Ping to test the connectivity of the network. Which of the following protocols may be used in this process? (Multiple choice)
- A. TCP
- B. ICMP
- C. UDP
- D. ARP
Answer: B,D
NEW QUESTION 20
The MAC address table of a certain switch is shown in the figure. If the switch receives a data frame with a destination MIAC of 5489-9885-18a8 from port Eth0/0/2, which of the following statements is correct?
- A. Flood this data frame
- B. Discard this data frame
- C. Forward this data frame from the Eth0/0/2 port
- D. Forward this data frame from Eth0/0/1 port
Answer: C
NEW QUESTION 21
In the network as shown in the figure below, the host has an ARP cache. Which of the following statements is correct? (Multiple Choice)
- A. The following entries may exist in the ARP cache of host A, 10.0.12.2 MAC-C
- B. The following entries exist in the ARP cache of host A 11.0.12.1 MAC-B
- C. Host A and Host B can communicate in both directions
- D. The router needs to be configured with static routing, otherwise host A and host B cannot communicate in both directions
Answer: A,C
NEW QUESTION 22
As shown in the figure, there is a web server in the private network that needs to provide HITRP services to public network users. Therefore, the network administrator needs to configure NAT on the gateway router RTA to achieve the requirements. Which of the following configuration can meet the requirement?
- A. [RTA-Seria11/0/1]nat server protocol tcp global 192.168.1.1 www inside 202.10.10.1 8080
- B. [RTA-Serial1/0/1]nat server protocol tcp global 202.10.10.1 www inside 192.168.1.1 8080
- C. [RTA-Gigabitethernet0/0/1]nat server protocol tcp global 202.10.10.1 www inside 192.168.1.18080
- D. RTA-Gigabitethernet0/0/1]nat server protocol tcp global 192.168.1.1 www inside 202.10.10.18080
Answer: B
NEW QUESTION 23
In the network shown in the figure below, the host has an ARP cache, and host A sends a packet to host B.
What are the destination MAC and destination IP of this packet?
- A. MAC-C,10.0.12.2
- B. MAC-B,11.0.12.1
- C. MAC-D,11.0.12.1
- D. MAC-A,11.0.12.1
Answer: C
NEW QUESTION 24
As shown in the figure, after the two routers are configured with OSPF, the administrator configures the <silent -interface s0/0/0> command on RTA, then the correct description of the following is (). (Multiple Choice)
- A. RTA will continue to receive, analyze and process OSPF packets sent by RTB
- B. The neighbor relationship between the two routers will be down
- C. The neighbor relationship between the two routers will not be affected
- D. RTA will no longer send OSPF packets
Answer: A,C,D
NEW QUESTION 25
Which extension headers are supported by IPv6 packets? (Multiple choice)
- A. Fragmentation extension header
- B. Destination option extension header
- C. Hop-by-hop option extension header
- D. VLAN extension header
Answer: A,B,C
NEW QUESTION 26
When two OSPF routers form a 2-WAY neighbor relationship, the LSDB has been synchronized.
- A. False
- B. True
Answer: A
NEW QUESTION 27
The administrator has configured the AR2200 as shown in the figure, then which of the following description of the configuration information is correct?
- A. If the user wants to clear the next startup configuration file of the device configuration, then should select "N"
- B. The next startup file of the device configuration will be retained
- C. If the user wants to clear the next startup configuration file of the device configuration, then should select "Y"
- D. The saved configuration file will be replaced by the running configuration file
Answer: C
NEW QUESTION 28
What are the user authentication methods that can be deployed in wlan? (Multiple choice)
- A. Radius certification
- B. MAC authentication
- C. Portal authentication
- D. 802.1X authentication
Answer: B,C,D
NEW QUESTION 29
In the network shown in the figure below, which of the following commands can be entered on the router to enable host A to ping host B? (Multiple choice)
- A. RTA: ip route-static 10.0.12.5 255.255.255.252 11.0.12.2 RTB: ip route-static 10.0.12.1 255.255.255.252 11.0.12.1
- B. RTA: ip route-static 10.0.12.5 255.255.255.252 11.0.12.1 RTB: ip route-static 10.0.12.1 255.255.255.252 11.0.12.2
- C. RTA: ip route-static 0.0.0.0 0.0.0.0 11.0.12.2 RTB: ip route-static 0.0.0.0 0.0.0.0 11.0.12.1
- D. RTA: ip route-static 0.0.0.0 0.0.0.0 11.0.12.1 RTB: ip route-static 0.0.0.0 0.0.0.0 11.0.12.2
Answer: A,C
NEW QUESTION 30
Which of the following are not open interfaces of Huawei network equipment? (Multiple choice)
- A. NETCONF
- B. XML
- C. JSON
- D. RESTCONF
Answer: B,C
NEW QUESTION 31
The role of telnet.read_all() in Telnetlib is to read all data until EOF. If the echo does not return EOF, it will always be blocked.
- A. True
- B. False
Answer: A
NEW QUESTION 32
UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows with low transmission reliability requirements but high transmission speed and delay requirements.
- A. True
- B. False
Answer: A
NEW QUESTION 33
,:: 1/128 is the IPv6 loopback address.
- A. True
- B. False
Answer: A
NEW QUESTION 34
There are multiple route entries to the same destination network in the routing table. These routes are called:
- A. Sub-optimal routing
- B. Equal cost routing
- C. Default route
- D. Multi-path routing
Answer: B
NEW QUESTION 35
VRP operating platform, which of the following commands can only view static routes?
- A. display ip routing-table protocol static
- B. display ip routing-table statistics
- C. display ip routing-table verbose
- D. display ip routing-table
Answer: A
NEW QUESTION 36
Which of the following advantages does the router-on-a-stick approach achieve routing intercommunication between VLANs?
- A. Reduce the number of chain connections
- B. Reduce routing table entries
- C. Reduce the use of IP addresses
- D. Reduce the number of equipment
Answer: A
NEW QUESTION 37
What is the full name of the general routing platform VRP?
- A. Versatile Redundancy Platform
- B. Versatile Routing Protocol
- C. Versatile Routing Platform
- D. Virtual Routing Platform
Answer: C
NEW QUESTION 38
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