计算机osi各层的数据传输单位如下: 物理层:单位是 比特。在物理层,数据还没有被组织,仅作为原始的位流或电气电压进行处理。 数据链路层:传输单元是 帧。数据链路. Osi(open system interconnect),即开放式系统互联。 一般都叫osi参考模型,是iso组织在1985年研究的网络互联模型。 该体系结构标准定义了网络互联的七层框架(物理层、数据链.
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