In the 802.11 frame, when the network uses the WDS model for signal transmission, what are the values of To DS and From DS, respectively?

• A.1,0
• B.0,0
• C.1,1
• D.0,1

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The algorithm used for CCMP encryption is .

• A.RC4
• B.AES
• C.SMS4
• D.Michael

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In a dual-link backup network, what do the APs use to distinguish between the primary AC and the standby AC (Select 3 Answers)?

• A.AC response AP time
• B.AC load situation
• C.AC IP address
• D.Priority

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Which of the following commands is to add GE 0/0/1 of Huawei access switch to VLAN 100?

• A.interface GigabitEthernet 0/0/1 Port link-type trunk Trunk allow-pass VLAN 100
• B.interface GigabitEthernet 0/0/1 Port link-type acess Port allow-pass VLAN 100
• C.interface GigabitEthernet 0/0/1 Port link-type trunk VLAN 100
• D.interface GigabitEthernet 0/0/1 Port link-type access Port default VLAN 100

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Among the following options, the common source of WLAN interference is (Select 3 Answers).

• A.Cordless telephone
• B.Microwave oven
• C.Bluetooth transmission equipment
• D.Remote control

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