A.用戶視圖 B.全局視圖 C.系統(tǒng)視圖 D.接口視圖
A.packet-filter 3000 inbound B.packet-filter 3000 outbound C.firewall packet-filter 3000 inbound D.firewall packet-filter 3000 outbound
A.outbound B.inbound C.both D.none