在C/S 环境中,以下哪个是建立一个完整 TCP 连接的正确顺序?()
(A)SYN,SYN/ACK,ACK
(B)PassiveOpen,ActiveOpen,ACK,ACK
(C)SYN,ACK/SYN,ACK
(D)ActiveOpen/PassiveOpen,ACK,ACK
参考答案
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(A)SYN,SYN/ACK,ACK
(B)PassiveOpen,ActiveOpen,ACK,ACK
(C)SYN,ACK/SYN,ACK
(D)ActiveOpen/PassiveOpen,ACK,ACK