Ethernet Frame Format
In this lesson, we'll study the ethernet frame format.
We'll cover the following...
Ethernet Frames
The original 10 Mbps Ethernet specification defined a simple frame format where each frame is composed of five fields.
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The Ethernet frame starts with a preamble (not shown in the figure below) that’s used by the physical layer of the receiver to synchronise its clock with the sender’s clock.
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The first field of the frame is the destination address. As this address is placed at the beginning of the frame, an Ethernet interface can quickly verify whether it’s the frame recipient and if not, cancel the processing of the ...