试题详情
- 多项选择题Which of the following correctly describe steps in the OSI data encapsulation process?（）
A、Transport layer divides a data stream into segments & adds reliability & flow control information
B、Data link layer adds physical source & destination address & an FCS to the segment
C、Packets are created when the network layer encapsulate a frame with source & destination host address& protocol related control information
D、Packets are created when the network layers adds layers 3 address & control information to a segment
E、The presentation layer translated bits into bits into voltages for transmission across the physical link
- A,D
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