NEW 2022 Certification Sample Questions H12-223 Dumps & Practice Exam
H12-223 Deluxe Study Guide with Online Test Engine
NEW QUESTION 72
Which of the following regulations does not belong to the onsite behavior regulations during the service process?
- A. Preparation regulations
- B. Rights regulations
- C. Operation regulations
- D. Attitude regulations
Answer: A
NEW QUESTION 73
Which of the following operations are performed during migration acceptance? (Multiple Choice)
- A. Transfer-to-maintenance training
- B. Acceptance meeting
- C. Business expense accounting
- D. Documentation transfer
Answer: A,B,D
NEW QUESTION 74
AR series routers provide various slots. Which of the following is not included?
- A. HSIC
- B. WSIC
- C. XSIC
- D. SIC
Answer: A
NEW QUESTION 75
When a Huawei router serves as an SSH client and attempts to log in to another Huawei router, the login fails.
It is suspected that the SSH server configuration is incorrect. Which of the following causes is the most impossible for the server fault?
- A. The SSH first-time authentication function is disabled.
- B. The user service type, authentication type, and user service type are not configured.
- C. The SSH protocol is not bound in the VTY user interface view.
- D. The SSH server and client have inconsistent versions.
Answer: A
NEW QUESTION 76
Which of the following operations is unnecessary to resolve a failure for hosts in the same VLAN to communicate with each other?
- A. Run the display interface interface-type interface-number command in any view to check the status of communication interfaces.
- B. Run the display current-configuration command to check the PCB version and the software version of a card.
- C. Run the display vlan vlan-id command in any view to check whether the VLAN for communication interfaces has been created.
- D. Run the display mac-address command on the switch to check MAC address entries including the MAC address, port number, and VLAN ID.
Answer: B
NEW QUESTION 77
Which of the following aspects should be considered during preliminary analysis of a migration project?
(Choose three.)
- A. Costs
- B. Risks
- C. Feasibility
- D. Necessity
Answer: B,C,D
NEW QUESTION 78
To improve STP running stability, a network administrator wants to configure some STP features or protection mechanism on switches. Which of the following configuration roadmaps is correct?
- A. Configure BPDU protection so that the switch checks the validity of each received BPDU to prevent attacks of forged BPDUs.
- B. Configure the user access port as an edge port to prevent the user from connecting to the switch on this port.
- C. Configure root protection on the user access port to ensure that the user does not connect to a switch with a higher priority.
- D. Configure loop protection on positions where loops have occurred so that loops are always blocked.
Answer: C
NEW QUESTION 79
Risky operation refers to all operations that may affect the stable running of the device/ proper running of customer services, or normal monitoring on the NMS.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 80
To improve Internet egress reliability, an enterprise uses multiple links to connect to different carrier networks. This mode requires attention to both the incoming and outgoing traffic paths. Otherwise, network quality may be affected.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 81
Which of the following causes may result in a BGP peer relationship fault? (Multiple Choice)
- A. The peer ebgp-max-hop command is not configured when loopback interfaces are used to establish the EBGP peer relationship.
- B. An ACL is configured to disable TCP port 179.
- C. The peer router ID conflicts with the local router ID.
- D. The peer connect-interface command is not configured when loopback interfaces are used to establish the BGP peer relationship.
Answer: A,B,C,D
NEW QUESTION 82
In the structured network troubleshooting process, troubleshooting results are predictable and the troubleshooting impact is controllable, without generating new risks.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 83
Which of the following scenarios is a loop test applicable to?
- A. To test whether applications are properly connected
- B. To test whether a switch can prevent loops and broadcast
- C. To test whether a routing protocol can prevent loops
- D. To test whether a physical link is disconnected
Answer: D
NEW QUESTION 84
Which of the following work is not performed in network optimization?
- A. Software optimization
- B. Hardware optimization
- C. Air conditioner replacement in the equipment room
- D. Network expansion
Answer: C
NEW QUESTION 85
Switches run the MSTP protocol by default. Which of the following statements regarding the default status is true?
- A. The STP calculation speed is faster than that when multiple instances are configured.
- B. Each switch runs in an independent region.
- C. All switches run in the same region by default.
- D. Due to lack of configuration, all switches switch the running mode to RSTP.
Answer: B
NEW QUESTION 86
Which of the following causes may result in a BGP peer relationship fault?
- A. The peer ebgp-max-hop command is not configured when loopback interfaces are used to establish the EBGP peer relationship.
- B. An ACL is configured to disable TCP port 179.
- C. The peer router ID conflicts with the local router ID.
- D. The peer connect-interface command is not configured when loopback interfaces are used to establish the BGP peer relationship.
Answer: A,B,C,D
NEW QUESTION 87
Which of the following statements regarding the operation window time for a software upgrade is false?
- A. It must be longer than the upgrade execution time.
- B. It is determined by the accepted service interruption duration.
- C. Troubleshooting time must be reserved.
- D. Only network maintenance personnel need to be notified of the operation window time, while the customer does not.
Answer: D
NEW QUESTION 88
Which of the following steps or measures are taken in the one-by-one check phase of the structured network troubleshooting process? (Multiple Choice)
- A. Contingency plan
- B. Rollback preparation
- C. Temporary environment setup
- D. Information filter
Answer: A,B
NEW QUESTION 89
Which of the following are migration difficulties? (Multiple Choice)
- A. Minimizing on services
- B. Achieving optimal risk prevention
- C. Formulating a complete migration solution
- D. Carrying out the migration smoothly
Answer: A,B,C,D
NEW QUESTION 90
Which of the following networks are involved during construction of a large enterprise network? (Multiple Choice)
- A. Storage network
- B. Backbone network
- C. Transport network
- D. Wireless network
- E. Data center network
Answer: B,D,E
NEW QUESTION 91
During the migration test, which of the following indicates that the test is completed?
- A. Command outputs are correct.
- B. The network is running properly.
- C. Tested upper-layer application services are running properly on the network.
- D. Tested network services are running properly.
Answer: C
NEW QUESTION 92
Coaxial cables are used to carry video signals of cable TVs but not data signals.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 93
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