Network Theory

Success in networking will often depend on how well you understand the underlying network theory.

In this section, you will see basics like the OSI model, VLAN types, and ICMP. This also covers more advanced concepts like the control and data plane, HTTP protocol, and REST API’s.

Sometimes we all need to design a new network. Or maybe you manage a network that needs improvement. Understanding the concepts behind network design is a must-have!






Intro to IPSec

The basics of how IPSec works, as well as how to configure it

The OSI Model

The OSI model is a staple in networking. See how it fits into the big picture

Control Plane and Data Plane

A murky topic for many, but it's not really hard to understand...