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单项选择题
A.Router(config)#password-encryption
B.Router(config)#service password-encryption
C.Router#service password-encryption
D.Router#password-encryption
单项选择题
A.show ip access-list
B.show access-list
C.list ip interface
D.show ip interface
单项选择题
A.access-list 50 deny 192.168.1.1 0.0.0.255
B.access-list 110 deny ip any any
C.access-list 2500 deny tcp any host 192.168.1.1 eq 22
D.access-list 101 deny tcp any host 192.168.1.1
单项选择题
A.0.0.0.240
B.255.255.255.252
C.255.255.255.0
D.255.255.255.224