In episode two Isaac covers the Physical and Link Layer Connectivity, Hexadecimal and the Spanning Tree Protocol.

Chapters
0:00 Introduction
0:13:11 Building for business outcomes
0:16:13 Network Management, Control and Data Activities Planes
0:26:47 OSI Layer Model Recap
0:33:51 Physical and Link Layer Connectivity
0:50:25 Ethernet Frame Structure
1:08:43 Hexadecimal
1:25:29 Physical (MAC) Addressing
1:32:47 Design Considerations
1:39:15 Layer 2 Loop
1:50:02 Spanning Tree Protocol (STP)

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