Valid H12-811 Exam Q&A PDF H12-811 Dump is Ready (Updated 454 Questions)
Exam Questions and Answers for H12-811 Study Guide
NEW QUESTION 105
The OSI reference model from high-level to bottom-level is ().
- A. Application layer, transport layer, network layer, data link layer, physical layer
- B. Application layer, presentation layer, session layer, transport layer, network layer, data link layer, physical layer
- C. Application layer, presentation layer, session layer, network layer, transport layer, data link layer, physical layer
- D. Application layer, session layer, presentation layer, transport layer, network layer, data link layer, physical layer
Answer: B
NEW QUESTION 106
The routing table output information of a router is shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. the local router to the NextHop of 10.0.2.1 is 10.0.21.2
- B. the local router to the NextHop of 10.0.0.1 is 10.0.12.2
- C. the local router to the NextHop of 10.0.2.2 is 10.0.12.2
- D. the local router to the NextHop of 10.0.2.2 is 10.0.21.2
Answer: B,D
NEW QUESTION 107
A certain ACL of the router is in the following rules, rule deny source 192.168.2.0 0.0.0.255 destination 172.16.10.2 0.0.0.0 Which statement is correct?
- A. All TCP packets whose source IP is 172.16.10.2. Destination IP is 192.168.2.1 match this rule
- B. All TCP packets whose source IP is 172.16.10.2 and destination IP 192.168.2.0 match this rule
- C. All TCP packets whose source IP is 192.168.2.1 and destination IP is 172.16.10.1 match this rule
- D. All TCP packets whose source IP is 192.168.2.1 and destination IP is 172.16.10.2 are configured with this rule.
Answer: D
NEW QUESTION 108
The configuration information of a certain port of the switch is shown in the figure, then the port will strip off the VLAN TAG when sending data frames carrying which VLAN?
- A. 1.4.6
- B. 1.4.5.6
- C. 4.6
- D. 4.5.6
Answer: A
NEW QUESTION 109
What is the value of TPID defined by IEEE802.1Q?
- A. 0x8100
- B. 0x7200
- C. 0x9100
- D. 0x8200
Answer: A
NEW QUESTION 110
The switch receives a unicast data frame. If the destination MAC of the data frame can be found in the MAC table, the data frame will be forwarded from the corresponding MAC port.
- A. TRUE
- B. False
Answer: A
NEW QUESTION 111
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: C
NEW QUESTION 112
Which of the following networks belong to a local area network? (Multiple choice)
- A. A home network
- B. Broadband Metropolitan Area Network
- C. Internet
- D. Office network of a company
Answer: A,D
NEW QUESTION 113
Which of the following statement about static routing is wrong?
- A. Low system performance requirements
- B. Routers need to exchange routing information
- C. Manual configuration by the network administrator
- D. Cannot automatically adapt to changes in network topology
Answer: B
NEW QUESTION 114
The following statements about the election of active ports in link aggregation LACP mode. Which is correct?
- A. Only compare interface priority
- B. 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.
- C. Compare device priority
- D. Only compare interface numbers
Answer: B
NEW QUESTION 115
What is the number range of advanced ACL?
- A. 6000~6031
- B. 3000-3999
- C. 4000~ ～ 4999
- D. 2000-2999
Answer: B
NEW QUESTION 116
The Backup ports in RSTP may alternatively failed root port.
- A. False
- B. True
Answer: A
NEW QUESTION 117
The two switches shown below have both enabled the STP protocol. An engineer made the following conclusions on this network. Which conclusions do you think are correct? (Multiple choice)
- A. Both ports of SWB are designated ports
- B. Both ports of SWA are designated ports
- C. The G0/0/3 port of SWA is stable in Forwarding state
- D. The G0/0/2 port of SWA is stable in Forwarding state
- E. G0/0/2 port of SWB is stable in Forwarding state
Answer: B,C,D,E
NEW QUESTION 118
The host's IPv4 address is 200.200.200.201/30. Which of the following hosts has an IPv4 address and its communication does not need to be forwarded by a router?
- A. 200.200.200.1
- B. 200.200.200.200
- C. 200.200.200.203
- D. 200.200.200.202
Answer: D
NEW QUESTION 119
The function of 0SPF hello message is (). (Multiple Choice)
- A. Neighbor discovery
- B. Update LSA information
- C. Synchronize the LSDB of the router
- D. Maintain neighbor relations
Answer: A,D
NEW QUESTION 120
What are the advantages of using dynamic host configuration protocol DHCP to assign IP addresses? (Multiple choice)
- A. When the configuration information changes (such as DNS), only the administrator needs to modify it on the DHCP server to facilitate unified management
- B. Heavy workload and difficult to manage
- C. Avoid IP address conflicts
- D. Reuse of IP address can be realized
Answer: A,C,D
NEW QUESTION 121
Which of the following statement about MPLS Labe1 statement label is wrong?
- A. The label is used to uniquely identify the forwarding equivalence class FEC to which a packet belongs
- B. The label is encapsulated between the network layer and the transport layer
- C. The tags are carried by the head of the packet, does not contain topology Information.
- D. The label is a short identifier with a fixed length. It has only local meaning.
Answer: B
NEW QUESTION 122
What is the number range of the Layer 2 ACL?
- A. 6000 ～ 6031
- B. 3000-3999
- C. 2000-2999
- D. 4000 ～ 4999
Answer: D
NEW QUESTION 123
If the application layer protocol is Te1net, what is the value of the Protoco1 field in the IPv4 header?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 124
As shown in the figure, the switch runs STP with default parameters, which of the following ports will be elected as the designated port?
- A. HUB's G0/0/1 port
- B. G0/0/1 port of switch A
- C. Port G0/0/2 of switch A
- D. HUB's G0/0/2 port
Answer: B
NEW QUESTION 125
If the MAC address of an interface is 0OEO-FCEF-OFEC, what is its corresponding EUI-64 address?
- A. 00EO-FCEF-FFFE-OFEC
- B. 00EO-FCFF-FEEF-0FEC
- C. 02EO-FCEF-FFFE-0FEC
- D. 02EO-FCFF-FEEF-0FEC
Answer: D
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. Multicast addresses and unicast addresses use the same address space
- D. The packet whose destination address is a multicast address will be sent to the nearest network interface in the sense of routing
Answer: A,B,D
NEW QUESTION 127
Which of the following is not the reason for RSTP improving the convergence speed?
- A. Fast switching of the root port
- B. Introduction of edge ports
- C. P/A mechanism
- D. Forward Delay canceled
Answer: D
NEW QUESTION 128
It is known that there are two entries in the routing table of a router. If the router wants to forward packets with the destination address of 9.1.4.5, which of the following statements is correct?
- A. Select the second item as the best matching item, because the route is a more accurate match relative to the destination 9.1.4.5
- B. Choose the second item as the best matching item, because the cost of the RIP protocol is small
- C. Choose the second item as the best match, because Ethernet0 is faster than serial0
- D. Select the first item as the best matching item, because the priority value of the ospf protocol is higher
Answer: A
NEW QUESTION 129
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