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单项选择题
A.ip access-list 101 out
B.access-list ip 101 in
C.ip access-group101 in
D.access-group ip 101 in
单项选择题
A.255.255.240
B.255.255.248.0
C.255.255.254.0
D.255.255.255.0
单项选择题
A.255.255.255.0
B.255.255.254.0
C.255.255.252.0
D.255.255.0.0