13:12

Class B ID - Subnetting

15:25

The Data Link Layer, MAC Addressing, and the Ethernet Frame

6:24

data encapsulation & de-encapsulation - PDU

14:42

Network Fundamentals 7-5: IPv4 Packet Header

19:16

Manuelle Analyse von Ethernet-Frames

6:43

Ethernet Frame Format Explanation

11:40

What is an Ethernet PHY?

20:24

A quick and easy Ethernet Frame state machine, explained from start to finish!