Based on the book's curriculum, it covers foundational and advanced networking concepts including:

Modern C# uses the System.Net and System.Net.Sockets namespaces for most networking tasks, such as socket programming.

Guidance on using Visual Studio .NET and the .NET SDK for compiling and testing. Getting Started with .NET Networking

Introduction to IP addresses, ports, and the network stack.

C# remains the primary language for .NET, offering strong typing and integrated concurrency for handling multiple network connections.

For the most up-to-date guidance, the Microsoft .NET Learning Center provides video series, step-by-step tutorials, and detailed documentation. Where to Find the Guide

Understanding Internet standards and how they apply to .NET development.

How to create network applications using both C# and Visual Basic .NET .