What is the difference between a Serial link and an Ethernet link?

what is the difference between a Serial link and an Ethernet link?

Network computer-network
Dec.21,2021

serial link estimation is only available in textbooks, which is difficult to meet in reality.

first of all, the two protocols are different between the physical layer and the link layer, which directly affects the transmission distance and bandwidth.

the Ethernet link is running a broadcast channel, which is a CSMA/CD type protocol.

serail links are point-to-point channels.

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