Socket programming in MFC is usually a bit messy. It's always clean and convenient to write the socket programs using Win32. A big advantage writing these programs in Win32 is, we can follow the same model as in any Unix C++ socket program. Also, with each and every new version of Winsock, we don't know how many bugs are going to get added to the development frameworks.

This tutorial by Rob Thougher explains how to create a simple server and client using sockets.

This is a documentation for ppC++ - HTML-embedded C++ preprocessor. This manual is very short and clear, shows all positions of current ppC++ development state. For advanced C/C++ programmers.

This is a beginner's guide to Network Programming in C++. It covers the basics, and gives you great foundation to the next level.

A good tutorial that will teach you on basic network programming in Unix.