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The EterType ethernet frame field value is represent a payload field length in bits or bytes?

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closed as off topic by Sven, Scott Pack, Ward, voretaq7 May 1 '13 at 19:17

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Is this really something you couldn't figure out from a five second google search and the resultant Wikipedia article? – voretaq7 May 1 '13 at 19:17
up vote 1 down vote accepted

Ethertype doesn't encode payload length, but the type of the payload packet in modern networks.

Originally, the field on that position could contain the payload length, naturally encoded in bytes, not bits (why on earth should you use bits as a unit here?).

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