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zhoujianqingz
V2EX  ›  IPv6

请问全双工 半双工还是单工是 osi 中的哪一层决定的?

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  •   zhoujianqingz · Jun 12, 2024 · 3055 views
    This topic created in 874 days ago, the information mentioned may be changed or developed.
    7 replies  •  2024-06-13 03:18:10 +08:00
    yyzh
    yyzh
    Jun 12, 2024 via Android❤️1
    1
    1
    zhoujianqingz
    zhoujianqingz
    OP
    Jun 12, 2024 via iPhone
    2
    @yyzh 物理层吗?我也这么觉得,但是答案不是😭
    IvanLi127
    IvanLi127
    Jun 12, 2024
    4
    话说答案是啥? 下层不支持全双工的话,上层咋支持,尤其是下层只能单工时,咋双得起来?我感觉得是物理层。难道这个通信模式是特定层的概念?
    LeoJ
    LeoJ
    Jun 12, 2024
    5
    双工协商是二层啊 链路层
    bao3
    bao3
    Jun 13, 2024
    6
    PHY 决定的
    qu771M5iZv41syn9
    qu771M5iZv41syn9
    Jun 13, 2024
    7
    是以太网协议决定的不是 tcp/ip 协议
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