[Feb 07, 2022] H12-811-ENU certification guide Q&A from Training Expert Prep4sures
H12-811-ENU Certification Overview Latest H12-811-ENU PDF Dumps
NEW QUESTION 232
NFV (Network Functional Virtualization), network function virtualization realizes the deployment of network applications in a software-based way.
- A. True
- B. False
Answer: A
NEW QUESTION 233
When the IPv4 protocol is used as the network layer protocol, which field is not included in the network layer header?
- A. Source IPv4 address
- B. Sequence number
- C. Destination IPv4 address
- D. TTL
Answer: B
NEW QUESTION 234
Which statement are correct about the shortcut keys of the VRP operating platform? (Multiple choice)
- A. CTRL+Z back to user view
- B. CTRL+C to stop the current command
- C. TAB prompts the most recently entered command
- D. The left cursor key (<) moves the cursor to the left position.
Answer: A,B,D
NEW QUESTION 235
Network equipment running the SNMP protocol can take the initiative to report alarm information so that the network administrator can discover the fault in time.
- A. True
- B. False
Answer: A
NEW QUESTION 236
In order to join the wireless network STA needs to obtain wireless network information first. Which of the following messages is used by the STA to actively obtain the SSID information?
- A. Discovery
- B. Join
- C. Probe
- D. Beacon
Answer: C
NEW QUESTION 237
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: C
NEW QUESTION 238
On which layer of the OSI reference model does the Ethernet switch work?
- A. Transport layer
- B. Physical layer
- C. Network layer
- D. Data link layer
Answer: D
NEW QUESTION 239
As shown in the figure below, router A has Telnet router B through IP address 10.0.12.2. In the current interface, which of the following operations will cause the Telnet session of Router A and Router B to be interrupted? (Multiple Choice)
- A. Close G0/0/1 interface
- B. Modify the IP address of G0/0/1 interface
- C. Configure static routing
- D. Enable 0SPF protocol under G0/0/1 interface
Answer: A,B
NEW QUESTION 240
In the network shown in the figure below, from a security perspective, router A refuses to receive OSPF packets and ICMP packets received from the cO/0/1 interface. Which of the following commands can achieve this requirement? (Multiple Choice)
- A. acL rumber 300o rule 5 deny 89 rule 10 deny icmp # interface GigabitEthernet0/0/1 traffic-filter inbound ac1 30oo #
- B. acl number 3000 rule 5 deny 89 rule 10 deny 1 interface GigabitEtherneto/0/1 traffic-filter inbound aci 3000
- C. acl rumber 300o rule 5 deny ospf rule 10 deny icmp # interface GigabitEthernet0/0/1 traffic-filter inbound ac1 300o #
- D. acl rumber 2000 rule 5 deny 89 rule 10 deny 1 # interface GigabitEtherneto/0/1 traffic-filter inbound ac1 2000 #
Answer: A,B,C
NEW QUESTION 241
Which of the following fields is not included in the HELLO packet of the OSPF protocol?
- A. Network mask
- B. Sysname
- C. Neighbor
- D. Hellointerval
Answer: B
NEW QUESTION 242
In which view can the administrator modify the device name for the router?
- A. Protocol-view
- B. User-view
- C. Interface-view
- D. System-view
Answer: D
NEW QUESTION 243
The load sharing mode at both ends of the Eth-Trunk can be inconsistent.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 244
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 245
Static NAT can only achieve one-to-one mapping between private addresses and public addresses.
- A. True
- B. False
Answer: A
NEW QUESTION 246
Which of the following protocols does the RA message used by IPv6 stateless autoconfiguration belong to?
- A. TCPv6
- B. UDPv6
- C. IGMPv6
- D. ICMPv6
Answer: D
NEW QUESTION 247
Through SR (Segment Routing), an explicit path can be easily defined. The nodes in the network only need to maintain the SegmentRouting information to cope with the real-time rapid development of the business. What are the following characteristics of Segment Routing? (Multiple choice)
- A. Support the centralized control mode of the controller and the distributed control mode of the transponder at the same time, and provide a balance between centralized control and distributed control
- B. Adopting source routing technology to provide the ability to quickly exchange text between the network and upper-layer applications
- C. SR (Segment Routing) adopts IP forwarding, no additional maintenance is required for another label forwarding table
- D. By extending the existing protocol (eg IGP), the existing network can better and smoothly evolve
Answer: A,B,D
NEW QUESTION 248
What kind of message does the OSPF protocol use to send LSA to neighbors?
- A. LSA
- B. LSACK
- C. LSR
- D. LSU
Answer: D
NEW QUESTION 249
The administrator wants to configure a hundred IP address on the G0/0/0 interface of the router, then which of the following addresses is correct?
- A. 237.6.1.2/24
- B. 192.168.10.112/30
- C. 127.3.1.4/28
- D. 145.4.2.55/26
Answer: D
NEW QUESTION 250
VRP operating system commands are divided into 4 levels: access level, Monitoring level, Configuration level, and Management level. Which level can run various business configuration commands but cannot operate the file system?
- A. Access level
- B. Management level
- C. Configuration level
- D. Monitoring level
Answer: C
NEW QUESTION 251
VRP supports OSPF multi-process. If the process number is not specified when 0SPF is enabled, the process number used by default is ().
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 252
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