Wire Frame Diagram - A data packet on the wire and the frame as its payload consist of binary data. Ethernet transmits data with the most-significant octet (byte) first; within each octet, however, the least-significant bit is transmitted first. The internal structure of an Ethernet frame is specified in IEEE 802.3. The table below shows the complete Ethernet packet and the frame inside, as transmitted, for the. Sound. Sound is one of my favorite topics. Thankfully, train sound modules have finally evolved to the point where they sound like trains..