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-liet 101 deny tcp any host 192.168.1.1
A.1677216B.1677214C.16384D.16382
A.no auto-summary B.auto-summary C.version 2 D.ip address 192.168.1.1 255.255.255.0
A.192.168.0.0/21 B.192.168.1.0/22 C.192.168.0.0 255.255.255.248 D.192.168.0.0 255.255.252.0
A.0.0.0.0 B.255.255.255.255 C.FF-FF-FF-FF-FF-FF D.0C-FA-94-24-EF-00
A.VLAN 1 B.VLAN 2
A.0到255 B.0到1023 C.1024到2047 D.256 到 1022
A.254 B.1022 C.8192 D.8190
A.2～1001 B.1～1001 C.1～1002 D.2～1005
A.LAN B.ACL C.FTP D.Frame E.PDU F.Segmen
