What is the main function of the DHCP DISCOVER message?

• A.The server's confirmation response to the REQUEST message
• B.The DHCP server is used to respond to the DHCP DISCOVER message, which carries various configuration information
• C.The client requests configuration confirmation, or renews the lease
• D.The client is used to find the DHCP server

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For switches running STP protocol, the port can be directly converted to the Disabled state in any state.

• A.False
• B.True

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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.By extending the existing protocol (eg IGP), the existing network can better and smoothly evolve
• D.SR (Segment Routing) adopts IP forwarding, no additional maintenance is required for another label forwarding table

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Which of the following commands can change the device name to huawei? ()

• A.Hostname Huawei
• B.Sysname Huawei
• C.Rename Huawei
• D.Do name Huawei

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Using a traditional landline to make calls is a way of network communication.

• A.True
• B.False

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