問題詳情
19 下列那種技術，使用隧道協定（tunneling protocol）以及安全的程序，使得即使透過公共的骨幹網路進行網路連線，仍能維持其私密性（privacy）？
(A) NAT
(B) DHCP
(C) TCP
(D) VPN
(A) NAT
(B) DHCP
(C) TCP
(D) VPN
參考答案
無參考答案
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