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.Lower transmission delay
• D.Higher power consumption

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In the network shown in the figure below, there are the following configurations in Router A.
Which of the following statements is correct?
ip route-statiC.10.0.2.2255.255.255.25510.0.12.2iP
Route-statiC.10.0.2.2255.255.255.25510.0.21.2pre ference 70

• A.If the G0/0/1 port is Down, the route NextHap from Router A to 10.0.2.2 is changed to 10.0.21.2
• B.The Next in the routing table of Router A reaches 10.0.2.2. Hop is 10.0.12.2
• C.If the G0/0/2 port is Down, then Router A reaches 10.0.2.2. The route NextHop. is changed to
  10.012.2
• D.The Next in the routing table of Router A reaches 10.0.2.2. Hop is 10.0.21.2

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The host uses the IP address 192.168.1.2 to access the Internet, which must go through NAT.

• A.FALSE
• B.TURE

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Which of the following types of addresses is not included in IPv6 addresses?

• A.Unicast address
• B.Broadcast address
• C.Anycast address
• D.Multicast address

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What kind of message does the DHCP server use to confirm that the host can use the IP address?

• A.DHCP OFFER
• B.DHCP DISCOVER
• C.DHCP REQUSET
• D.DHCP ACK

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