Network programming involves visualizing data flow. Materials should feature crisp, clear diagrams of the OSI model, TCP handshakes, and packet routing to help solidify your mental models. 4. Lab Session Guides
If you are an IGNOU student, your primary source should always be eGyanKosh. They provide the official, approved self-learning print materials in PDF format for free.
After finishing a unit in the PDF, write a short half-page summary in your own words. This forces your brain to synthesize the complex networking jargon.