Process WLAN planning in single area, which of the following factors affect the number of AP cloth?
(Multiple choice)

• A.the size of the area
• B.the number of the network port
• C.field intensity and bandwidth requirements
• D.The number of people which access to area

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What does the roaming of the terminal in different VLANs belong to?

• A.Three-layer roaming
• B.Four-layer roaming
• C.two-layer roaming
• D.Seamless AP roaming

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Wireless NICs that only support TKIP can be upgraded via drivers to support AES encryption.

• A.True
• B.False

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The following statement is correct (Select 3 Answers).

• A.WPA2 uses 802.1X authentication
• B.When the user obtains the IP address successfully, the user triggers the HTTP packet of the user. At this time, the user is forced to redirect to the portal server to perform the authentication process.
• C.WAPI is China's wireless LAN national standard system
• D.WPA2 PSK authentication requires the user to enter a username and password to connect

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Which of the following wireless technologies work in the 5 GHz band? (Multiple choice)

• A.Digital satellite
• B.Infrared
• C.Radar
• D.Bluetooth

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