Huawei H12-811-ENU Exam Dumps [2021] Practice Valid Exam Dumps Question
H12-811-ENU Dumps - Grab Out For [NEW-2021] Huawei Exam
NEW QUESTION 81
In the OSI reference model, what can complete end-to-end error detection and flow control?
- A. Data link layer
- B. Transport layer
- C. Physical layer
- D. Network layer
Answer: B
NEW QUESTION 82
How many types of OSPF messages are there?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 83
Which of the following functions does the LCP protocol in the PPP protocol support?
- A. Negotiate the maximum receiving unit MRU
- B. Detect link loops
- C. Negotiate authentication agreement
- D. Negotiate network layer address
Answer: A,B
NEW QUESTION 84
If the MAC address of an interface is 0OEO-FCEF-OFEC, what is its corresponding EUI-64 address?
- A. 00EO-FCFF-FEEF-0FEC
- B. 00EO-FCEF-FFFE-OFEC
- C. 02EO-FCEF-FFFE-0FEC
- D. 02EO-FCFF-FEEF-0FEC
Answer: D
NEW QUESTION 85
As shown in the figure below, which port of the following switches will be blocked?
- A. SWB G0/0/3
- B. SWC G0/0/2
- C. SWC G0/0/1
- D. SWA G0/0/3
Answer: C
NEW QUESTION 86
When the router forwards a data packet, if it does not match the corresponding detailed route and there is no default route, it will directly discard the data packet.
- A. True
- B. False
Answer: A
NEW QUESTION 87
Which fields in the IPv4 header are related to fragmentation? (Multiple Choice)
- A. Fragment Offset
- B. Flags
- C. Identification
- D. TTL
Answer: A,B,C
NEW QUESTION 88
Which of the following fields does the ARP packet format include? (Multiple choice)
- A. Operation Code
- B. Protocol Type
- C. HardwareType
- D. Protocol Address of sender
Answer: A,B,C,D
NEW QUESTION 89
The administrator has configured the router as shown in the figure, then what IP address can a host connected to the G1/0/0 interface of the router obtain through DHCP?
- A. The IP address obtained by the host may belong to the 10.10.10.0/24 network, or it may belong to the 10.20.20.0/24 network
- B. The IP address obtained by the host belongs to the 10.20.20.0/24 network
- C. The host cannot obtain an IP address
- D. The IP address data obtained by the host 10.10.10.0/24
Answer: D
NEW QUESTION 90
Telnet is based on TCP protocol.
- A. True
- B. False
Answer: A
NEW QUESTION 91
Which of the following options are configured in a Layer 2 ACL? (Multiple choices)
- A. rule 15 permit vlan-id 100
- B. rule 25 permit source 192.168.1.1 0.0.0.0
- C. rule 10 permit 12-protoco1 arp
- D. rule 20 permit source-mac 0203-0405-0607
Answer: A,D
NEW QUESTION 92
Which of the following descriptions are correct about the concept of IEV architecture? (Multiple choice)
- A. VFM. Virtual network function management, responsible for the life cycle management of VNF.
- B. VIM (Virtualised Infrastructure Manager) virtual resource management, responsible for the virtualization of infrastructure.
- C. MANO is composed of NFVO.VNFN and VIM.
- D. NFVO (NEV Orchestrator) is responsible for business orchestration.
Answer: A,B,C,D
NEW QUESTION 93
The host uses the IP address 192.168.1.2 to access the Internet, which must go through NAT.
- A. TURE
- B. FALSE
Answer: B
NEW QUESTION 94
Which field of the ipv6 packet header can be used for QoS?
- A. Payload Length
- B. Version
- C. Next Header
- D. Traffic Class
Answer: D
NEW QUESTION 95
The two switches shown in the figure below have both enabled the STP protocol. Which port will eventually be in the Blocking state?
- A. G0/0/3 port of SWB
- B. G0/0/3 port of SWA
- C. G0/0/2 port of SWB
- D. G0/0/2 port of SWA
Answer: B
NEW QUESTION 96
After the system restarts the static MAC address table, the saved entries will not be lost.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 97
MIB (Management Information Base) is a virtual database that exists only in NMS.
- A. True
- B. False
Answer: B
NEW QUESTION 98
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. ARP
- D. UDP
Answer: B,C
NEW QUESTION 99
The router output information is shown in the figure. Which of the following statements is wrong?
- A. The MTU value of the Ethgrnet0/0/0 interface is 1480
- B. The IP address of the Ethernet0/0/0 interface is 10.0.12.1/24
- C. The broadcast address corresponding to the Ethernet0/0/0 interface is 10.0.12.255
- D. The physical link of the Ethernet0/0/0 interface is normal
Answer: A
NEW QUESTION 100
Which of the following methods can read data non-blocking in Python's telnetlib?
- A. telnet._read_eager
- B. telnet_Read_all
- C. telnet_read_very_lazy
- D. telnet_read _very_eager
Answer: A
NEW QUESTION 101
By default, the bridge priority of Huawei switches is 32768.
- A. True
- B. False
Answer: A
NEW QUESTION 102
What type of IPv6 address FE80: 2E0: FCFF: FE6F: 4F36 belongs to?
- A. Anycast address
- B. Global semicast address
- C. Link local address
- D. Multicast address
Answer: C
NEW QUESTION 103
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