Hour 3. The Network Access Layer

What You’ll Learn in This Hour:

Image Physical addresses

Image Network architectures

Image Ethernet frames


At the base of the TCP/IP protocol stack is the Network Access layer, the collection of services and specifications that provide and manage access to the network hardware. In this hour you learn about the duties of the Network Access layer and how the Network Access layer relates to the OSI model. This hour also takes a close ...

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