[Full-Version] 2021 New PassLeader H12-811_V1.0 PDF Recently Updated Questions
H12-811_V1.0 Exam with Guarantee Updated 333 Questions
NEW QUESTION 153
The port in the Discarding state in RSTP will discard the received data frame. However, the MAC address table can be maintained according to the data frames received by the port.
- A. False
- B. True
Answer: B
NEW QUESTION 154
Which of the following descriptions about Trunk port and Access port are correct?
- A. Access ports can only send tagged frames
- B. Trunk port can only send untagged frames
- C. Trunk ports can only send tagged frames
- D. Access port can only send untagged frames
Answer: D
NEW QUESTION 155
What are the characteristics of VLAN based on ports?
- A. Assign VLAN ID according to the protocol type and encapsulation format of the data frame
- B. Add VLAN tags to the data frame according to the IP address carried in the message
- C. The moving position of the host needs to reconfigure the VLAN
- D. Do not need to reconfigure the host moving position
Answer: C
NEW QUESTION 156
Which of the following IPv6 addresses is a multicast address?
- A. FF02::2E0:FCFF:FEEF:FEC
- B. FC00::2E0:FCFF:FEEF:FEC
- C. FE80::2E0:FCFF:FEEF:FEC
- D. 2000::2E0:FCFF:FEEF:FEC
Answer: A
NEW QUESTION 157
As shown in the figure below, all hosts can communicate normally. Which of the following statements is correct?
- A. G0/0/3 of swB learned 2 MAC addresses
- B. G0/0/3 of SwA learned 1 MAC address
- C. G0/0/3 of sWA learned 3 MAC addresses
- D. G0/0/3 of swA learned 2 MAC addresses
Answer: A,B
NEW QUESTION 158
The classic network forwarding method is based on the routing table routing table forwarding. The forwarding method of OpenFlow switches is based on flow table forwarding. Which of these two forwarding methods is correct?
- A. The flow table is variable length. A network device can only have one flow table.
- B. The routing table has a fixed length. A device can only have one public routing table.
- C. The matching method of the routing table is to match the route of the destination network segment with the longest mask.
- D. The matching method of the flow table is to match the MAC address and IP address of the flow at the same time.
Answer: B,C
NEW QUESTION 159
After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?
- A. Negotiate
- B. Association
- C. Join
- D. Handshake
Answer: B
NEW QUESTION 160
Now there are the following four network segments: 10.24.0.0/24, 10.24.1.0/24, 10.24.2.0/24, 10.24.3.0/24.
Which route can point to these four network segments at the same time?
- A. 10.24 0.0/21
- B. 10.24.1.0/23
- C. 0.0.0.0/0
- D. 10.24.0.0/22
Answer: A,C,D
NEW QUESTION 161
The only way for the STA to discover the wireless network is the beacon frame sent by the AP.
- A. False
- B. True
Answer: A
NEW QUESTION 162
How many port states does the RSTP protocol have?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 163
How to enter the view of OSPF area 0 in the VRP operating system?
- A. [Huawei-ospf-1] area 0 enable
- B. [Huawei-ospf-1] area 0.0.0.0
- C. ?Huawei?ospf area 0
- D. ?Huawei-ospf-1?area 0
Answer: B,D
NEW QUESTION 164
On which layer of the OSI reference model does the router work?
- A. Transport layer
- B. Network layer
- C. Data link layer
- D. Application layer
Answer: B
NEW QUESTION 165
By default, the root path cost of the root bridge in the STP protocol must be 0.
- A. False
- B. True
Answer: B
NEW QUESTION 166
The function of OSPF's hello message is ().
- A. Update LSA information
- B. Neighbor Discovery
- C. Maintain neighbor relations
- D. Synchronize router LSDB
Answer: B,C
NEW QUESTION 167
The router needs to modify the destination IP address in the data packet when forwarding the data packet.
- A. False
- B. True
Answer: A
NEW QUESTION 168
PPPoE sessions can only use CHAP authentication.
- A. False
- B. True
Answer: A
NEW QUESTION 169
In the network shown in the figure, which of the following descriptions is correct.
- A. The network between SWA and SWC is the same conflict domain
- B. The network between RTA and SWC is the same conflict domain
- C. The network between SWA and SWB is the same broadcast domain
- D. The network between SWA and SWC is the same broadcast domain
Answer: A,D
NEW QUESTION 170
There are hosts in a private network that need to access the Internet. In order to achieve this requirement, which of the following configurations should the administrator do on the edge router of the network?
- A. STP
- B. DHCP
- C. Default routing
- D. NAT
Answer: C,D
NEW QUESTION 171
In the RSTP standard, in order to improve the convergence speed, the port that the switch is directly connected to the terminal can be defined as.
- A. Backup port
- B. Fast port
- C. Root port
- D. Edge port
Answer: D
NEW QUESTION 172
By default, what is the RouterDeadInterval of the OSPF protocol on the broadcast network?
- A. 40s
- B. 20s
- C. 10s
- D. 30s
Answer: A
NEW QUESTION 173
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