After finding that the OSPF configuration on a router is incorrect, you logged in to the router to check the OSPF configuration. Then you found that the association between OSPF and BFD was also incorrect. Therefore, you changed the OSPF and BFD configuration. Which of the following troubleshooting methods is used in this process?

• A.Chunking
• B.Bottom-up
• C.Segmentation
• D.Configuration comparison

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Huawei's enterprise network NMS eSight has three editions: simplified, standard, and professional.
Unlike the standard edition, which of the following features is provided by the professional edition?

• A.Provide a database backup tool.
• B.Support multi-user management
• C.Support management of the WLAN and MPLS VPN
• D.Support hierarchical management model

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Which of the following tasks need to be completed during the planning stage of a project? (Multiple Choice)

• A.Make clear the requirements of a project
• B.Know the project background
• C.Determine the model of network devices in the project
• D.Plan IP addresses
• E.Work out the technical design

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During unpacking and inspection, the device appearance is intact and all modules work properly after the first power-on. After the device continuously runs for 24 hours, a fault occurs on a card. This situation does not conform to DOA conditions.

• A.FALSE
• B.TRUE

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Which of the following protocols can be deployed to quickly detect network link faults?

• A.Smart-Link
• B.BFD
• C.RSTP
• D.iSPF

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