Which of the following options is not the main purpose of roaming?

• A.ensure that the user authorization information remains the same
• B.ensure that the user's network rate unchanged
• C.ensure that the user IP address remains the same
• D.avoid roaming in the process of certification time is too long lead to packet loss and even business interruption

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Authentication is not related to the authentication encryption used by the WLAN itself when it is used by the WLAN.

• A.False
• B.True

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In order to ensure that there is no interference between the channels of the WLAN network, which of the following bands belong to the Chinese 5.8GHz band (Select 2 Answers)?

• A.151
• B.155
• C.153
• D.149

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There are three types of Huawei load balancing judgment: traffic mode, session mode, and virtual switch mode.

• A.False
• B.True

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WEP encrypted data algorithms use algorithms.

• A.Asymmetric encryption
• B.RC4
• C.AES
• D.CCMP

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