A.denial of service B.brute force C.reconnaissance D.Trojan horse
A.access-list 50 deny 192.168.1.10.0.0.255 B.access-list 110 permit ip any any C.access-list 2500 deny tcp any host 192.168.1.1 eq22 D.access-list 101 deny tcp any host 192.168.1.1
A.15 seconds B.30 seconds C.180 seconds D.240 seconds