Pass Huawei H12-811-ENU PDF Dumps | Recently Updated 454 Questions
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NEW QUESTION 128
Which type of message is used by network devices running SNMPv 1 protocol to actively send alarm information?
- A. Response
- B. Trap
- C. Get-Next Request
- D. Get Request
Answer: B
NEW QUESTION 129
Which statement about OSPF protocol DR is correct?
- A. Router ID, the larger the value, the more preferred to be elected as DR
- B. An interface priority is 0, then the interface cannot be a DR
- C. DR election is preemptive
- D. DR must be the highest priority device in the network
Answer: B
NEW QUESTION 130
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 131
The information shown in the figure is the port status information displayed on a switch running STP. According to this information, which of the following description is wrong?
- A. This network may only contain this switch
- B. This switch is the root switch in the network
- C. This switch may be connected to six other switches
- D. The priority of this switch is 0
Answer: D
NEW QUESTION 132
Which of the following network parameters can be assigned by Dynamic Host Configuration Protocol DHCP? (Multiple choices)
- A. IP address
- B. DNS address
- C. Operating system name
- D. Gateway address
Answer: A,B,D
NEW QUESTION 133
In the network shown in the figure below, the bridge ID of the switch has been marked. Enter the command stp root secondary on the SWD switch, and which of the following switch will become the root bridge of this network?
- A. SWD
- B. SWC
- C. SWB
- D. SWA
Answer: D
NEW QUESTION 134
Complete the ACL configuration shown in the figure on the router RTA, which of the following description is correct?
- A. The VRP system will adjust the sequence number of the first rule to 5 according to the configuration sequence
- B. The VRP system will first match the rule by numbering in sequence deny source 20.1.1.0 0.0.0.255
- C. The VRP system will not adjust the sequence number, but will first match the rule permit source 20.1.1.0 0.0.0.255
- D. Configuration error, the sequence number of the rules must be configured from small to large
Answer: B
NEW QUESTION 135
All ports on the root bridge switch are designated ports.
- A. True
- B. False
Answer: A
NEW QUESTION 136
What is the length of the Ethernet_II frame containing the Ethernet header?
- A. 64-1518B
- B. 60-1560B
- C. 64-1500B
- D. 46-1500B
Answer: D
NEW QUESTION 137
Which WLAN security policies support the link authentication method of Open mode? (Multiple Choice)
- A. WPA2-802.IX
- B. WEP
- C. WPA
- D. WPA2-PSK
Answer: A,B,C
NEW QUESTION 138
The network shown below, it is desirable host traffic network administrator during planning A destined for host B data packets through the router between the G0/0/3 interfaces, the host B to the host PC A data packet through the router Between the G0/0/4 interface, which of the following commands can achieve this requirement? (Multiple choice)
- A. RTA : ip route-static 10.0.12.5 255.255.255.252 11.0.12.6 RTB : ip route-static 10.0.12.1 255.255.255.252 11.0.12.1
- B. 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 11.0.12.5
- C. RTA : ip route-static 0.0.0.0 0.0.0.0 11.0.12.6 RTB : ip route-static 0.0.0.0 0.0.0.0 11.0.12.1
- D. 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 11.0.12.5
Answer: B,D
NEW QUESTION 139
RADIUS is a common protocol to implement AAA.
- A. True
- B. False
Answer: A
NEW QUESTION 140
Which of the following description about the Layer 2 Ethernet switch is incorrect?
- A. Able to learn MAC address
- B. Layer 2 Ethernet switches work at the data link layer
- C. Forward according to the Layer 2 header information of the Ethernet frame
- D. It is necessary to make certain modifications to the layer 3 header of the forwarded message, and then forward it
Answer: D
NEW QUESTION 141
In standard STP mode, which of the following non-root switches will forward the TC set BPDU generated by the root switch?
- A. Root port
- B. Backup port
- C. Designated port
- D. Preparation port
Answer: A
NEW QUESTION 142
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 143
The wireless access controller (AC, Access Cntroller) is the unified management and control device in the FIT AP architecture. Which of the following description of the role of AC is wrong?
- A. User access control
- B. User access authentication
- C. AP configuration delivery
- D. No matter when the data is forwarded, the user's data message will be forwarded by AC
Answer: D
NEW QUESTION 144
Which of the following messages are used for IPv6 stateless address autoconfiguration? (Multiple Choice)
- A. RA
- B. RS
- C. NA
- D. NS
Answer: A,B
NEW QUESTION 145
Which statement are correct about the shortcut keys of the VRP operating platform? (Multiple choice)
- A. TAB prompts the most recently entered command
- B. CTRL+Z back to user view
- C. CTRL+C to stop the current command
- D. The left cursor key (<) moves the cursor to the left position.
Answer: B,C,D
NEW QUESTION 146
Which of the following elements are included in the routing table? (Multiple choice)
- A. Protocol
- B. Nexthop
- C. Destination/mask
- D. Interface
- E. Cost
Answer: A,B,C,D,E
NEW QUESTION 147
The router needs to modify the destination IP address in the data packet when forwarding data packets.
- A. True
- B. False
Answer: B
NEW QUESTION 148
The network management system can only view the operating status of the device through the SNMP protocol, but cannot issue configurations.
- A. True
- B. False
Answer: B
NEW QUESTION 149
In which of the following network types does the OSPF protocol need to elect DR and BDR? (Multiple choice)
- A. NBMA
- B. Point to multipoint
- C. Broadcast type
- D. Point-to-point type
Answer: A,C
NEW QUESTION 150
If the value of the Type/Length field of an Ethernet data frame is 0 x 0800, the length of the upper layer message header carried by this data frame is in the range of 20-60B.
- A. TRUE
- B. False
Answer: A
NEW QUESTION 151
By default, what is the STP Forward Delay time in seconds?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 152
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