Ethernet Video Series


Episode 07, Segment 07 of 10

Ethernet Delivers the Internet (continued)

I like to think of these committees and the protocols and standards that they create as if they are forms of the source that I use when I fill out my income tax reports every year. There’s a place for every bit of information. And by following the form precisely, other people who’ve never met me can interpret details about my financial condition without very much confusion.

By following these well-established forms, or protocol conventions, the message field inside an Ethernet frame can carry many different kinds of messages. Our analogy with telegrams is valid here, too: Remember that the message inside a telegram often contained a postal address.

Episode 07, Segment 08 of 10