This paper explains the 2 popular reference models: OSI reference model and TCP/IP model, by comparing the functionality of each layer in both models.

The network access layer of the Bitcoin standard is the foundation of the architecture, represented by the Bitcoin network itself. The first layer of the Bitcoin system, as described with the TCP/IP ...

The video below is a good starting point, but then read on for a description of how TCP/IP is actually transported over a Lego train carrier.

Whether it’s wired or wireless, most data communications today happens by way of packets of information travelling over one or more networks. But before these networks can work ...