Ethernet is for network interface card to network interface card on the same network, Each field has a number of bytes, To translate bytes into bits, multiply each number by eight, The Preamble is used to get the NIC card in sync with the bits, The Start Frame Delimiter indicates the information associated with the Ethernet frame, The Destination Mac Address is the Mac Address of the testination on the network, The Source Mac Address is the Mac Address of the device that originated the Ethernet frame, Lenght/Type field indicates the length of the data or the kind of data, Encapuslated data contains different types of information, Frame Check Sequence checks possible errors in transmission,

The Fields of the Ethernet Frame

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