Questions for the H12-223 were updated on : Sep 01 ,2024
Page 1 out of 12. Viewing questions 1-15 out of 166
Question 1
After the connection is completed, what items are generally required to be checked?
A. Data flow
B. Indoor topology
C. Software version
D. Control plane entries
Answer:
A, B, C, D
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Question 2
Which of the following is not a preliminary preparation for the dry cutover plan?
A. Risk assessment
B. Cutover target
C. On-site defense
D. Overview of the live network
Answer:
C
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Question 3
As shown in the figure, the GE0/0/0 and GE0/0/1 interfaces of RTA are respectively connected to department 1..2, and their network segments are respectively 10.1.2.0/24 and 10.1.3.0/24, which are restricted departments Questions between 1 and 2, when deploying traffic-filter on RTA, which options are positive for the following deployment methods?
A. Configure ACL3000 to reject traffic from 10.1.2.0/24 whose source is 10.13.0/24, and call the traffic-filter in the inbound direction on GE0/0/1 to call ACL3000
B. Configure ACL3000 to reject traffic whose source is 10.1.2.0/24 and destination is 10.1.3.0/24, and call traffiefilter in the outbound direction on GE0/0/1 to call ACL3000
C. Configure ACL3000 to reject the traffic whose source is 10.12.0/24 and destination is 10.1.3.0/24, and call the traffic-filter in the inbound direction on G0/0/0 to call ACL3000
D. Configure ACL3000 to reject the traffic whose source is 10.1.3.0/24 and destination is 10.1.2.0/24, call the traffic-filter in the outbound direction on GE0/0/0 to call ACL3000
Answer:
A, B, C, D
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Question 4
Network administrator A wants to use ACL to match a specific routing target. Which routing entry will be matched by the ACL rule in the figure?
A. 10.0.0.0/24 B.10.0.2.0/24
C. 10.0. 0. 1/32
D. 10. 0. 1.0/24
Answer:
A, B, D
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Question 5
oSPF is a very popular protocol. In the case of regular networking and correct configuration, routing calculations generally do not make mistakes. Which of the following reasons may cause 0SPF neighbors no
A. The link works abnormally
B. Interface OSPF MTU configuration is different
C. The 0SPF network types at both ends of the link are inconsistent
D. Neighbors have the same Router ID
Answer:
A, B, C, D
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Question 6
A. The type of the LSA is AS-tenaL-L84
B. This device is AER
C. The LSA in Figure is generated by Xinyi
D. The destination network described by this LSA is 10.0.23.0/24
Answer:
D
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Question 7
In the process of daily troubleshooting, engineers may need to check some reported information of the equipment. By executing the terminal______ command, turn on the terminal to display the debugging/logging information function sent by the information center. (Please use English lowercase letters to complete the command, and the command cannot be abbreviated)
Answer:
Monitor
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Question 8
As shown in the figure, all interfaces of the router have ospf enabled. Which one of the following descriptions is correct?
A. The Type3LSA generated by A.R6 in area 1 contains 10.0.2.2/32 routing information
B. R5 will generate Type3 LSA in area 1
C. The Type3 LSA generated by R3 in area 0 contains 10.0.2.2/32 routing information
D. The Type3 LSA generated by R4 in area 1 contains 10.0.2.2/32 routing information
Answer:
D
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Question 9
As shown in the figure, it is assumed that STP is not enabled and a loop has occurred. The possible phenomena include which of the following options?
A. A large number of broadcast messages can be received on the Host
B. Device CPU usage is too high
C. MAC address table oscillating
D. A loop alarm will appear on the device.
Answer:
A, B, C
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Question 10
During the structured network troubleshooting process, which of the following items require attention in the information collection phase? (Multiple Choice)
A. What information to collect
B. How to collect information
C. Whether authorization is required
D. Risks in the information collection phase
Answer:
ABCD
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Question 11
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:
ABCD
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Question 12
On a campus network, the gateway is usually configured on the aggregation layer. What advantages does this design have compared with configuring the gateway on the access layer? (Multiple Choice)
A. Reduce the broadcast domain on the network and the probability of broadcast storms.
B. Achieve separate convergence of Layer 2 and Layer 3 to increase the convergence speed and network stability.
C. Properly design the Layer 2 network scale, reduce network segment allocation, and improve network management efficiency.
D. Allow configuring access devices as Layer 2 devices, reducing network construction costs.
E. Leverage the STP and VRRP mechanisms to improve network reliability.
Answer:
CD
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Question 13
Which of the following statements regarding the basic device information check is true?
A. You can run the display patch-information command to check patch information.
B. The device time should be consistent with the actual time (time difference < 24 hours) so that a fault can be accurately located based on the occurrence time.
C. The debugging functions can be enabled when the device is running properly.
D. You can run the display current-configuration command to check the PCB version and the software version of a card.
Answer:
A
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Question 14
Which of the following WAN links are used on a packet switched network? (Multiple Choice)
A. ATM
B. ISDN
C. MSTP
D. PSTN
E. X.25
Answer:
AE
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Question 15
During the migration test, which of the following indicates that the test is completed?
A. The network is running properly.
B. Tested network services are running properly.
C. Tested upper-layer application services are running properly on the network.