Which of the following statements about the default route are correct? ()

• A.The default route can only be manually configured by the administrator
• B.In the routing table, the default route appears in the form of a route to the network 0.0.0.0 (the mask is also 0.0.0.0)
• C.There must be a default route in the routing table of any router
• D.If the destination address of the message cannot match any other routing entries in the routing table, the router will forward the message according to the default route

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Which of the following statements about IPv6 multicast addresses are correct? (Multiple Choice)

• A.The packet whose destination address is a multicast address will be sent to the nearest network interface in the sense of routing
• B.Provide redundant functions for services
• C.Realize load sharing of services
• D.Multicast addresses and unicast addresses use the same address space

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Which of the following commands to configure the default route is correct? ()

• A.(Huawei)ip route-statiC.0.0.0.0 0.0.0.0 192.168.1.1
• B.(Huawei-serialO)ip route-statiC.0.0.0.0 0. 0.0.00.0.0.0
• C.(Huawei)ip route-statiC.0.0.0.0 0.0.0.0 0.0.0.0
• D.(Huawei)ip route-statiC.0.0.0.0 255.255.255.255192.168.1.1

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Which of the following does not include the advantages of Wi-Fi 6 compared to Wi-Fi 5?

• A.Higher bandwidth
• B.Higher number of access terminals per AP
• C.Higher power consumption
• D.Lower transmission delay

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The configuration of the country code will affect the actual frequency used for transmission and the maximum transmission power ()

• A.True
• B.False

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