A.False

B.True

A.Avoid excessive authentication time during roaming, resulting in packet loss or even service interruption.

B.Ensure that the user's IP address is unchanged.

C.Ensure that the user's network rate is unchanged.

D.Ensure user authorization information remains unchanged.

A.True

B.False

A.Maximum theoretical transmission rate is increased to 600Mbps

B.Downward compatible with 802.11a/b/g protocol

C.The other three items are correct

D.Support MIMO technology

A.Root AP

B.Middle AP

C.Leaf AP

D.Master AP