A.NIC B.BIA C.OUI D.VAI
A.兩次成功登錄之間的延遲 B.如果檢測(cè)到DoS攻擊,應(yīng)關(guān)閉登錄 C.加密所有密碼 D.為登錄建立系統(tǒng)日志
which address range efficiently summarizes the routing table of the addresses for router main?()
A.172.16.0.0/18 B.172.16.0.0/16 C.172.16.0.0/20 D.172.16.0.0/21