The wireless LAN architecture is mainly divided into controller-based thin

• A.False
• B.True
  AP Architecture and traditional independent fat AP Architecture.

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Defined WLAN Medium service quality 802.11 The agreement is ().

• A.802.11f
• B.802.11e
• C.802.11i
• D.802.11n

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Regarding the two major PoE standards, the following statement is incorrect ().
(Select 2 Answers)

• A.802.at supports four power levels and only supports Category 5 lines
• B.802.at, also known as PoE+, can be compatible with 802.a devices
• C.802.af, also known as PoE+, can be compatible with 802.a devices
• D.The A.802.af standard was formulated in 2009, and the maximum output power is 30W

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In the following command (), you can view the current version information.

• A.display version
• B.display interface
• C.display current-configuration
• D.display ap all

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802.11g What is the bandwidth of each channel of the frequency band ()?

• A.22 MHz
• B.20 MHz
• C.50 MHz
• D.25 MHz

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