A.Avoid long authentication time during roaming, resulting in packet loss or even business interruption

B.Ensure that the user authorization information remains unchanged

C.Guarantee users IP The address remains unchanged

D.Ensure that the user's network rate remains unchanged

A.authentication policy wpa
wpa authentication-method share-key
wpa key wpa-40 hex 0 1234567890 wpa
default-key 0

B.security-policy wep
policy wep share-key
wep key wep-40 hex 0 1234567890
wep default-key 0

C.security-policy wep
wep authentication-method open
wep key wep-40 hex 0 1234567890
wep default-key 0

D.authentication policy wpa2
wpa2 authentication-method share-key
wpa2 key wpa2-40 hex 0 1234567890
wpa2 default-key 0

A.Bandwidth requirement

B.Equipment performance

C.Number of concurrent users

D.Power supply type

A.True

B.False

A.4 and 8

B.4 and 10

C.6 and 11

D.3 and 8